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Oki OKIPAGE 12i Series Maintenance Manual

Manual is about: Digital LED Printer

Summary of OKIPAGE 12i Series

  • Page 1

    40718301th rev.6 1 / 210 okipage 12i led page printer maintenance manual rev.6 2000-03-27 oda / oel / int.

  • Page 2: Contents

    40718301th rev.6 2 / contents 1. Configuration .................................................................................................. 5 1.1 system configuration ..................................................................................... 5 1.2 printer configuration ................

  • Page 3

    40718301th rev.6 3 / 4. Adjustment ........................................................................................................ 76 4.1 maintenance modes and functions ................................................................ 76 4.1.1 user maintenance mode ............................

  • Page 4

    40718301th rev.6 4 / 3.3 parts replacement method164 3.3.1 link ......................................................................................................... 165 3.3.2 separator ................................................................................................ 166 3.3.3 ole...

  • Page 5

    40718301th rev.6 5 / 1. Configuration 1.1 system configuration okipage 12i consists of control and engine blocks in the standard configuration, as shown in figure 1-1. In addition, the options marked with asterisk(*) are available..

  • Page 6

    40718301th rev.6 6 / figure 1-1 power supply and sensor board electrophotographic processing unit paper feeding mechanism (first tray unit) rs-232c serial* interface board 1 dram simm socket 1 flash simm socket main control board operator panel paper cassette face down stacker engine unit * : option...

  • Page 7

    40718301th rev.6 7 / 1.2 printer configuration the printer unit consists of the following hardware components: • electrophotographic processor • paper feeder • controller • operator panel • power supply unit the printer unit configuration is shown in figure 1-2. Figure 1-2 upper cover operator panel...

  • Page 8

    40718301th rev.6 8 / (3) 1mb memory expausion board 1.3 optional configuration the options shown below are available for use with okipage 12i. These are available separately from the printer unit. (1) high capacity second paper feeder (2) multi purpose feeder.

  • Page 9

    40718301th rev.6 9 / (5) network interface board (4) rs-232c serial interface board (6) dram simm memory dram simm memory is available with memory of 1mb (min.) to 32mb (max.). The access time of simm memories are 60ns, 70ns, 80ns, and 100ns..

  • Page 10

    40718301th rev.6 10 / (7) flash memory simm.

  • Page 11

    40718301th rev.6 11 / 1.4 specification (1) type desktop (2) external dimensions height 7.9” (200 mm) width 13.6” (345 mm) depth 15.7” (400 mm) (3) weight approx. 10 kg (4) developing method dry electrophotography exposing method led stationary head (5) paper used • standard paper – xerox 4200 (20 l...

  • Page 12

    40718301th rev.6 12 / (8) paper delivery method face down/face up (9) resolution 600 × 600 dots/inch 600 × 1200 dots/inch (10) power input 120 vac + 5.5%, -15% 230 vac ± 10% 120vac 230vac (11) power consumption peak: approx. 515w approx. 520w typical operation: approx. 231w approx. 250w idle: approx...

  • Page 13

    40718301th rev.6 13 / 1.5 safety standards 1.5.1 certification label the safety certification label is affixed to the printer in the position described below. 1.5.2 warning label the warning labels are affixed to the sections which may cause bodily injury. Follow the instructions on warning labels d...

  • Page 14

    40718301th rev.6 14 / 1.5.3 warning/caution marking the following warning and caution markings are made on the power supply/sensor board. English heatsink and transformer core present risk of electric shock. Test before touching. French le dissipateur thermique et le noyau du transformateur présente...

  • Page 15

    40718301th rev.6 15 / 2. Operation description okipage 12i consists of a main control board, a power supply/sensor board, an operator panel, an electrophotographic process mechanism, and revision for illumination of led head. The main control board receives data via the host i/f, it then decodes, ed...

  • Page 16

    40718301th rev.6 16 / figure 2-1 okipage 12i block diagram 1mb memory board (option) rs232c interface board (option) network interface board (option: oda/int) or program & font rom 16mb mask rom (8mb × 2) resident ram 2mb × 2 dram (4mb) for optional board main control board power supply board or dat...

  • Page 17

    40718301th rev.6 17 / 2.1 main control board the main control board consists of a single chip cpu, two program/font roms, two drams, an eeprom, a host interface circuit, and a mechanism driving circuit. (1) single chip cpu the single chip cpu is a custom cpu (32-bit internal bus, 32-bit external bus...

  • Page 18

    40718301th rev.6 18 / 2.2 power supply/sensor board the power supply/sensor board consists of an ac filter circuit, a low voltage power supply circuit, a high voltage power supply circuit, heater drive circuit, and photosensors. (1) low voltage power supply circuit this circuit generates the followi...

  • Page 19

    40718301th rev.6 19 / figure 2-2 the sensor layout diagram is shown in figure 2-2. Outlet sensor exit roller heat roller transfer roller paper sensor registration roller inlet sensor 1 inlet sensor 2 toner sensor paper end sensor hopping roller paper feeding direction sensor function sensing state i...

  • Page 20

    40718301th rev.6 20 / 2.3 electrophotographic process 2.3.1 electrophotographic process mechanism this mechanism actuates the printing of image data supplied by the main control board on the paper by electrophotographic process. The layout of the electrophotographic process mechanism is shown in fig...

  • Page 21

    40718301th rev.6 21 / figure 2-3 paper cassette eject sensor lever eject roller assy heat roller charge roller developing roller toner cartridge led head image drum unit back-up roller cleaning roller transfer roller paper sensor plate inlet sensor plate registration roller hopping roller.

  • Page 22

    40718301th rev.6 22 / (1) image drum unit the image drum unit consists of a sensitive drum, a charger, and a developer. The unit forms a toner image on the sensitive drum, using a electrostatic latent image formed by the led head. (2) registration motor the registration motor is a pulse motor of 48 ...

  • Page 23

    40718301th rev.6 23 / 2.3.2 electrophotographic process the electrophotographic processing is outlined below. The electrophotographic printing process is shown in figure 2-4. 1 charging the surface of the image drum is charged uniformly with a negative charge by applying the negative voltage to the ...

  • Page 24

    40718301th rev.6 24 / paper eject roller (face down) power supply paper eject roller paper eject (face up) cleaning roller led head image data registration roller hopping roller heater roller power supply doctor blade power supply (bias voltage) toner supply roller toner cartridge paper eject fusing...

  • Page 25

    40718301th rev.6 25 / print-n out sensor off prdy-n dm-on-n rm-on insns outsns-n feed stop in sensor off feed start figure 2-5.

  • Page 26

    40718301th rev.6 26 / 2.3.3 process operation descriptions (1) hopping and feeding hopping and feeding motions are actuated by a single registration motor in the mechanism as shown below: the registration motor turning in direction "a" drives the hopping roller. The registration motor turning in dir...

  • Page 27

    40718301th rev.6 27 / (b) feeding 1 when hopping is completed, the registration motor turning in direction "b" (counter- clockwise direction) drives the registration roller to advance the paper (in this case, the hopping gear also turns, but the hopping roller is prevented from turning by the one-wa...

  • Page 28

    40718301th rev.6 28 / (2) charging charging is actuated by the application of the dc voltage to the charge roller that is in contact with the image drum surface. The charge roller is composed of two layers, a conductive layer and a surface protective layer, both having elasticity to secure good cont...

  • Page 29

    40718301th rev.6 29 / (3) exposure light emitted by the led head irradiates the image drum surface with a negative charge. The surface potential of the irradiated portion of the image drum drops, forming an electrostatic latent image associated with the image signal. Power supply led head charge rol...

  • Page 30

    40718301th rev.6 30 / the image roller surface is charged to about –750 v by the contact charge of the charge roller. When the light from the led head irradiates the image drum surface, the light energy generates positive and negative carriers in the cgl. The positive carriers are moved to the ctl b...

  • Page 31

    40718301th rev.6 31 / (4) developing toner is attracted to the electrostatic latent image on the image drum surface, converting it into a visible toner image. Developing takes place through the contact between the image drum and the developing roller. 1 as the toner supply roller rotates while rubbi...

  • Page 32

    40718301th rev.6 32 / note: the bias voltage required during the developing process is supplied to the toner supply roller and the developing roller, as shown below. –500 vdc is supplied to the toner supply roller, –265 vdc to the developing roller. Image drum base developing roller connected and bi...

  • Page 33

    40718301th rev.6 33 / (5) transfer the transfer roller is composed of conductive sponge material, and is designed to get the image drum surface and the paper in a close contact. Paper is placed over the image drum surface, and the positive charge, opposite in polarity to that of the toner, is applie...

  • Page 34

    40718301th rev.6 34 / (6) fusing when the transfer is completed, the toner image is fused to the paper by heat and pressure as the paper with unfused toner image passes between the heater roller and the back-up roller. The heater roller with teflon coating incorporates a 400w heater (halogen lamp), ...

  • Page 35

    40718301th rev.6 35 / (7) cleaning when the transfer is completed, the residual toner left on the image drum is attracted to the cleaning roller temporarily by static electricity, and the image drum surface is cleaned. (8) cleaning of rollers the charge, transfer and cleaning rollers are cleaned for...

  • Page 36

    40718301th rev.6 36 / 2.3.4 revision of led head illumination an led correcting head, which is capable of correcting the illumination of the led for each dot, is being used in this printer. Led illumination correction function of 16 steps is carried out by using an eeprom which is installed in the l...

  • Page 37

    40718301th rev.6 37 / the printing operation timing chart is shown below. The printing operation is carried out in normal mode. Under ordinary circumstances such as when the power is turned on or when loadi signal level is low, the normal mode is enabled. The printing operation is carried out in the...

  • Page 38

    40718301th rev.6 38 / the mode setting timing chart during illumination correction is shown below. The mode setting is carried out in the following manner. Loadi is fixed at high level, and datai0 which comes up following this is 4-data latched with the timing of the fall of clocki. The illumination...

  • Page 39

    40718301th rev.6 39 / the led driver (msm6731bwaf) corrects the led illumination by controlling the led current. The led illumination can be set in 16 steps, with 7 steps in the direction of illumination increase in relation to the standard value, and 8 steps in the direction of decrease. For this r...

  • Page 40

    40718301th rev.6 40 / 2.4 paper jam detection the paper jam detection function monitors the paper condition when the power is turned on and during printing. When any of the following conditions arises, this function interrupts the printing process. If any of the following errors is encountered, prin...

  • Page 41

    40718301th rev.6 41 / note: hyphen "-" in the table represents "not checked." paper feed check list paper length list minus type of error monitor standard value error plus paper feed error paper feed jam paper feed jam paper size error paper exit jam paper feed jam 72.0 20.0 140.5 depends on the pap...

  • Page 42

    40718301th rev.6 42 / 2.5 cover open when the stacker cover is opened, the cover open microswitch on the power supply/sensor board is turned off to cut +5v supply to the high voltage power supply circuit. This results in the interruption of all high-voltage outputs. At the same time, the cvopn signa...

  • Page 43

    40718301th rev.6 43 / 2.6 toner low detection • device the toner low detection device consists of a stirring gear which rotates at a constant rate, a stirring bar and a magnet on the stirring bar. The stirring bar rotation is driven by the link to the gouged portion in the stirring gear. • operation...

  • Page 44

    40718301th rev.6 44 / toner full state toner low state • when the toner low state is detected 2 times consecutively, toner low is established. • when the toner full state is detected 2 times consecutively, toner low is cancelled. • when there is no change with the toner sensor for 2 cycles (2.24 sec...

  • Page 45

    40718301th rev.6 45 / 3. Parts replacement the section explains the procedures for replacement of parts, assemblies, and units in the field. Only the disassembly procedures are explained here. For reassembly, reverse the disassembly procedure. 3.1 precautions for parts replacement (1) before startin...

  • Page 46

    40718301th rev.6 46 / [service tools] the tools required for field replacement of printed circuit boards, assemblies and units are listed in table 3-1. Table 3-1 service tools no. Q' ty application remarks service tools 1 2 3 4 5 6 7 8 1 1 1 1 1 1 1 1 2~2.5 mm screws 3~5 mm screws cleans led head no...

  • Page 47

    40718301th rev.6 47 / 3.2 parts layout this section explains the layout of main components of the equipment. [lower base unit] figure 3-1 pulse motor (main/drum) pulse motor (registration) registration roller spacer bearing r spacer bearing l back-up roller eject roller assy stacker cover assy disel...

  • Page 48

    40718301th rev.6 48 / [upper cover unit] figure 3-2 upper cover.

  • Page 49

    40718301th rev.6 49 / [base unit] figure 3-3 cassette guide(l) paper cassette cassette guide (r) dc fan assy face up stacker assy operator panel assy power supply/ sensor board transformer main control board.

  • Page 50

    40718301th rev.6 50 / 3.3 how to change parts this section explains how to change parts and assemblies listed in the disassembly diagram below. In the parts replacement procedure, those parts marked with the part number inside ● with white letters are rspl parts. Printer unit upper cover assy (3.3.1...

  • Page 51

    40718301th rev.6 51 / 3.3.1 upper cover assy (1) with the power switch turned off, unplug the ac power cord from the outlet. (2) disconnect the interface cable 1 . (3) press the knobs 2 on left and right sides and open the stacker cover assy 3 . (4) take out the image drum unit 4 . (5) remove two sc...

  • Page 52

    40718301th rev.6 52 / 3.3.2 led head (1) press the knobs on left and right sides and open the stacker cover assy 1 . (2) open the hook section on the left side of the stacker cover and remove the led head 2 . Note: • be sure not to touch directly or push on the sla part of the led head. • do not rem...

  • Page 53

    40718301th rev.6 53 / 3.3.3 operator panel assy (1) unlock two latches on the upper cover from the rear side, lift the operator panel assy 1 from the back and remove it. (2) remove the sumi card (operator panel) 2 from the connector (cn1) 3 . Note : you can remove the operator panel assy while the u...

  • Page 54

    40718301th rev.6 54 / 3.3.4 lower base unit (1) remove the upper cover assy (see 3.3.1). (2) remove the operator panel assy (see 3.3.3). (3) remove the face up stacker assy (see 3.3.7). (4) remove the connecting cables 2 and 3 of the pulse motors from the connectors (dm, rm) of the m5b-pcb 1 . (5) r...

  • Page 55

    40718301th rev.6 55 / 3.3.5 pulse motor (main/drum) (1) remove the upper cover assy (see 3.3.1). (2) remove the lower base unit (see 3.3.4). (3) remove two screws 1 and remove the pulse motor (main/drum) 2 from the motor bracket 3 . 2 1 1 3 view a view a.

  • Page 56

    40718301th rev.6 56 / 3.3.6 pulse motor (registration) (1) remove the upper cover assy (see 3.3.1). (2) remove the lower base unit (see 3.3.4). (3) remove two screws 1 and remove the pluse motor (registration) 2 from the motor bracket 3 . 2 1 1 3 view a view a.

  • Page 57

    40718301th rev.6 57 / 3.3.7 face up stacker assy (1) remove the upper cover assy (see 3.3.1). (2) remove the operator panel assy (see 3.3.3). (3) remove the screw 1 and remove the sumi card (operator panel cable) 2 off the latch section of face up stacker 4 . Remove both the shield plate 3 and face ...

  • Page 58

    40718301th rev.6 58 / 3.3.8 eject roller assy (1) remove the upper cover assy (see 3.3.1). (2) remove the operator panel assy (see 3.3.3). (3) remove the face up stacker assy (see 3.3.7). (4) remove the lower base unit (see 3.3.4). (5) disengage the eject roller assy 1 from the lower base 2 by press...

  • Page 59

    40718301th rev.6 59 / 3.3.9 motor assy (1) remove the upper cover assy (see 3.3.1). (2) remove the operator panel assy (see 3.3.3). (3) remove the face up stacker assy (see 3.3.7). (4) remove the lower base unit (see 3.3.4). (5) stand the lower base unit on its side as shown, and unlock two latches,...

  • Page 60

    40718301th rev.6 60 / 3.3.10 hopping roller shaft assy (1) remove the upper cover (see 3.3.1). (2) remove the operator panel assy (see 3.3.3). (3) remove the face up stacker assy (see 3.3.7). (4) remove the lower base unit (see 3.3.4). (5) remove the motor assy (see 3.3.9). (6) with the lower base u...

  • Page 61

    40718301th rev.6 61 / 3.3.11 stacker cover assy (1) remove the upper cover assy (see 3.3.1). (2) remove the operator panel assy (see 3.3.3). (3) remove the face up stacker assy (see 3.3.7). (4) remove the reset lever r 1 . (5) detach the reset spring 2 from the lower base unit 3 , turn the reset lev...

  • Page 62

    40718301th rev.6 62 / 3.3.12 registration roller (1) remove the upper cover (see 3.3.1). (2) remove the operator panel assy (see 3.3.3). (3) remove the face up stacker assy (see 3.3.7). (4) remove the lower base unit (see 3.3.4). (5) remove the motor assy (see 3.3.9). (6) with the lower base unit st...

  • Page 63

    40718301th rev.6 63 / 3.3.13 roller transfer assy (1) with the power switch turned off, unplug the ac cord from the outlet. (2) open the stacker cover. (3) release the roller transfer assy 1 by unlocking the latch of the main unit (never apply excessive force when unlocking the latch). (4) lift the ...

  • Page 64

    40718301th rev.6 64 / 3.3.14 fusing unit (1) remove the upper cover (see 3.3.1). (2) remove the operator panel assy (see 3.3.3). (3) remove the face up stacker assy (see 3.3.7). (4) remove the stacker cover assy (see 3.3.11). (5) remove four screws 1 , lift and remove the fusing unit 2 . Caution: fu...

  • Page 65

    40718301th rev.6 65 / 3.3.15 back-up roller (1) remove the fusing unit assy (see 3.3.14). (2) lift the left side of the back-up roller 1 , and pull it out to the left side (at this time, two bushings (back- up) 2 and the bias springs (back-up) 3 will also come off). 3 2 1 2 3.

  • Page 66

    40718301th rev.6 66 / 3.3.16 sensor plate (inlet) (1) remove the upper cover (see 3.3.1). (2) remove the operator panel assy (see 3.3.3). (3) remove the face up stacker assy (see 3.3.7). (4) remove the lower base unit (see 3.3.4). (5) press the clamps of three sensor plates (inlet and paper) 1 , and...

  • Page 67

    40718301th rev.6 67 / 3.3.17 sensor plate (outlet) (1) remove the upper cover assy (see 3.3.1). (2) remove the operator panel assy (see 3.3.3). (3) remove the eject roller assy (see 3.3.8). (4) remove the face up stacker assy (see 3.3.7). (5) remove the lower base unit (see 3.3.4). (6) remove the fu...

  • Page 68

    40718301th rev.6 68 / 3.3.18 manual feed guide assy (1) remove the upper cover assy (see 3.3.1). (2) open the manual feed guide assy 1 , and release the engagement on both sides with the main unit by carefully bending the manual feed guide assy 1 . Note : when remounting, verify the proper the engag...

  • Page 69

    40718301th rev.6 69 / 3.3.19 sensor plate (paper supply) (1) remove the upper cover assy (see 3.3.1). (2) remove the operator panel assy (see 3.3.3). (3) remove the face up stacker assy (see 3.3.7). (4) remove the lower base unit (see 3.3.4). (5) press the clamps of the sensor plate (paper supply) 1...

  • Page 70

    40718301th rev.6 70 / 3.3.20 m5b-pcb (1) remove the upper cover assy (see 3.3.1). (2) remove the operator panel assy (see 3.3.3). (3) remove the face up stacker assy (see 3.3.7). (4) remove the lower base unit (see 3.3.4). (5) remove the connector (2ndtray) 6 . (6) remove three screws 1 . (7) move t...

  • Page 71

    40718301th rev.6 71 / 3.3.21 transformer (1) remove the upper cover assy (see 3.3.1). (2) remove the operator panel assy (see 3.3.3). (3) remove the face up stacker assy (see 3.3.7). (4) remove the connectors (cn1 and cn2). (5) remove two screws 1 , and remove the transformer 2 . Note : when reinsta...

  • Page 72

    40718301th rev.6 72 / 3.3.22 power supply/sensor board and contact assy (1) remove the upper cover assy (see 3.3.1). (2) remove the lower base unit (see 3.3.4). (3) remove the m5b-pcb (see 3.3.20). (4) remove the transformer (see 3.3.21). (5) remove the ac inlet 1 from the base plate 2 . (6) remove ...

  • Page 73

    40718301th rev.6 73 / 3.3.23 cassette guide l assy (1) remove the paper cassette. (2) remove the upper cover assy (see 3.3.1). (3) remove the lower base unit (see 3.3.4). (4) remove the m5b-pcb (see 3.3.20). (5) remove the transformer (see 3.3.21). (6) remove the power supply/sensor board (see 3.3.2...

  • Page 74

    40718301th rev.6 74 / 3.3.24 cassette guide r assy (1) remove the paper cassette. (2) remove the upper cover assy (see 3.3.1). (3) remove the lower base unit (see 3.3.4). (4) remove the m5b-pcb (see 3.3.20). (5) remove two screws 1 , and remove the guide rails 2 . (6) remove the screw 3 , and remove...

  • Page 75

    40718301th rev.6 75 / 3.3.25 spacer bearing (l/r) (1) remove the back-up roller (see 3.3.15). (2) remove spacer bearing (l/r) with a tip of screw driver. Spacer bearing l spacer bearing r.

  • Page 76

    40718301th rev.6 76 / 4. Adjustment this chapter provides explanations concerning the adjustment necessary when replacing a part. The adjustment is made by changing the parameter value set in eeprom on the main control board. The parameter can be set by the key operation from the operator panel. Thi...

  • Page 77

    40718301th rev.6 77 / 4.1.3 engine maintenance mode note: this mode is used only by maintenance personnel, and it should not be released to the end users. (1) to enter into the engine maintenance mode, turn the power on while holding enter and form feed keys down. (2) functions of this mode are sele...

  • Page 78

    40718301th rev.6 78 / 4.1.4 eeprom initialization the corresponding are of the eeprom is initialized for each event as shown table 4-1. Talbe 4-1 eeprom initial setting range eeprom area no event menu level 1 menu level 2 f/w revision area customer information user maintenance area note1) system mai...

  • Page 79

    40718301th rev.6 79 / 4.2 adjustment when replacing a part adjustment is necessary when replacing any of the following parts. 4.2.1 setting of led head drive time note: when the luminous intensity marking of the replacement led head (new part) is same as that of the removed led head (old part), do n...

  • Page 80

    40718301th rev.6 80 / • setting of led head drive time drive time of the led head is set by setting the parameter of drive time of eeprom according to the luminous intensity marking on the led head. A. Corresponding table of luminous intensity marking and drive time parameter luminous intensity mark...

  • Page 81

    40718301th rev.6 81 / lcd display after operation turn the power switch on while holding the form feed and enter keys down. Press or key, until "19" is displayed. Press the enter key the printer is booted with selected setting by pressing on line key. Operation displays previous parameter no. Parame...

  • Page 82

    40718301th rev.6 82 / 4.2.2 uploading/downloading eeprom data when the controller printed circuit board is replaced, the contents of the old eeprom shall be copied to the new eeprom on the new board to preserve customer settings. For the purpose, use the eeprom operation on the option of the mainten...

  • Page 83

    40718301th rev.6 83 / 5. Periodical maintenance 5.1 periodical replacement parts the parts are to be replaced periodically as specified below: white lines or stripes (void, light printing) 5.2 cleaning remove any toner or dust accumulated inside the printer. Clean in and around the printer with a pi...

  • Page 84

    40718301th rev.6 84 / (1) set the led head cleaner to the led lens array as shown in the figure, then slide the cleaner back and forth horizontally several times to clean the head. Note: gently press the led head cleaner onto the led lens array. (2) throw the cleaner pad away. Led lens array led hea...

  • Page 85

    40718301th rev.6 85 / 5.2.2 cleaning page function there is a charge roller cleaning function with this printer, which can be executed by the user. (1) while the printer is in off-line mode, press both and keys simultaneously for at least 2 seconds. The printer enters the cleaning mode. (2) the lcd ...

  • Page 86

    40718301th rev.6 86 / 6. Troubleshooting procedures 6.1 troubleshooting tips (1) check the troubleshooting section in the printer handbook. (2) gather as much information about the situation as possible. (3) inspect the equipment under the conditions close to those in which the problem had occurred....

  • Page 87

    40718301th rev.6 87 / 6.4 preparation for troubleshooting (1) operator panel display the failure status of the printer is displayed by the liquid crystal display (lcd) of the operator panel. Take proper corrective action as directed by messages which are being displayed on the lcd. Status message di...

  • Page 88

    40718301th rev.6 88 / 6.5 troubleshooting flow should there be a problem with the printer, carry out troubleshooting according to the following procedure flow: 6.5.1 lcd status message/problem list the status and problems which may be displayed by messages on the lcd are listed in table 6-1. Problem...

  • Page 89

    40718301th rev.6 89 / table 6-1(1/10) category lcd status message problem or status remedy controller errors – normal operation cannot be ensured. Turn the power off, then back on to restart. – if normal operation is not recovered by this restart procedure, replace the main control board. Error on a...

  • Page 90

    40718301th rev.6 90 / table 6-1 (2/10) category lcd status message problem or status remedy controller errors (continued) – turn the power off, then back on to recover from the error. – if normal operation is not recovered by this restart procedure, use the following remedial actions. Error nn code ...

  • Page 91

    40718301th rev.6 91 / table 6-1 (3/10) category lcd status message problem or status remedy controller errors (continued) error nn code (nn) error 71 72 73 74 77 79 80 81 90 91 f0 f1 f2 f3 f4 a failure occurred with the fuser (timeout error etc.). A failure occurred with the thermistor (open error)....

  • Page 92

    40718301th rev.6 92 / table 6-1 (4/10) category lcd status message problem or status remedy controller errors (continued) interface errors cover open error nn host i/f error cover open cover t2 open code (nn) error f5 f6 f7 system timer program error. Defect in the cable of the front feeder paper se...

  • Page 93

    40718301th rev.6 93 / table 6-1 (5/10) category lcd status message problem or status remedy jam errors paper size error tray paper out size error – check the paper in the cassette. Open and then close the cover. When the cover is closed, recovery printing is performed and the error display is releas...

  • Page 94

    40718301th rev.6 94 / table 6-1 (6/10) category lcd status message problem or status remedy size error (continued) buffer overflow daily status load the requested paper in the manual tray. – press the operator panel recover key on the op- erator panel to release the error display. – change the setti...

  • Page 95

    40718301th rev.6 95 / table 6-1 (7/10) category lcd status message problem or status remedy daily status (continued) normal operation. Printing data emulate print fonts print menu initial- izing fmloding the printer is printing a page. The printer is processing data in the on-line mode. Ready on : t...

  • Page 96

    40718301th rev.6 96 / table 6-1 (8/10) category lcd status message problem or status remedy daily status (continued) normal operation. Fm error print demo nnn/mmm print cleaning cleaning manual# flushing reset indicates that an error occurs during downloading to flash memory or deleting. The demo pa...

  • Page 97

    40718301th rev.6 97 / table 6-1 (9/10) category lcd status message problem or status remedy daily status (continued) normal operation. Replace the toner cartridge. Replace the power supply/sensor board. – replace the image drum cartridge. – after replacing the drum cartridge, reset the drum counter ...

  • Page 98

    40718301th rev.6 98 / table 6-1 (10/10) category lcd status message problem or status remedy daily status (continued) – to clear, press recover key when "clearable warnings=on" is being selected in the menu. – check the host program. Normal operation. – check the printer setting of the host. – check...

  • Page 99

    40718301th rev.6 99 / 6.5.2 lcd message troubleshooting if the problems cannot be corrected by using the lcd status message/problem list, follow the troubleshooting flowcharts given here to deal with them. 1. 2. 3. 4. 5. 6. Trouble the printer does not work normally after the power is turned on. Jam...

  • Page 100

    40718301th rev.6 100 / 1 the printer does not work normally after the power is turned on. • turn the power off, then back on. • is all black message being displayed by the lcd display? • no is the ac cord being connected properly? • no connect the ac cord properly. • yes is +5 v being applied betwee...

  • Page 101

    40718301th rev.6 101 / 1 -1 • take the measurement of the following voltage readings at connector cn2 on the power supply/ sensor board: voltage between pins 1 and 3: ... About 40 v ac voltage between pins 5 and 6: ... About 9.2 v ac are the voltages within the normal range? • yes is fuse f3 on the ...

  • Page 102

    40718301th rev.6 102 / [jam error] 2 -1 paper input jam • does the jam error occur when the power is turned on? • yes is the paper at the inlet sensor? • yes remove the paper. • no is the operation of the inlet sensor plate normal (moves freely when it is touched)? • no replace the inlet sensor plat...

  • Page 103

    40718301th rev.6 103 / [jam error] 2 -2 paper feed jam • does the paper feed jam occur when the power is turned on? • yes is the paper on the paper sensor plate? • yes remove the paper. • no is the operation of the paper sensor plate normal (moves freely when it is touched)? • no replace the paper s...

  • Page 104

    40718301th rev.6 104 / 2 -2-a • no check the gears (transfer roller gear, idle gear and reduction gear). • yes is the fusing unit being installed properly? • no install the fusing unit properly. • yes is the image drum cartridge being set properly? • no set the image drum cartridge properly. • yes c...

  • Page 105

    40718301th rev.6 105 / outlet sensor exit roller heat roller transfer roller paper sensor registration roller inlet sensor 1 inlet sensor 2 toner sensor paper end sensor hopping roller paper feeding direction 3 paper size error • is paper of the specified size being used? • no use paper of the speci...

  • Page 106

    40718301th rev.6 106 / 4 fusing unit error (error 71) (error 72) (error 73) • turn the power off, then back on again. • yes is the thermistor open or shorted? Measure the resistance between thermistor contacts (heater contacts 120v/3 Ω or 240v/10 Ω , and thermistor contacts 200k Ω at room temperatur...

  • Page 107

    40718301th rev.6 107 / 5 synchronous serial i/o error (error 74) or i/f timeout between printer and op- tional tray (error 81) • is an option tray (high capacity second paper feeder or power envelope feeder) being used? • yes is the cable between the main control board and the optional tray being co...

  • Page 108

    40718301th rev.6 108 / 6.5.3 image troubleshooting procedures for troubleshooting for abnormal image printouts are explained below. Figure 6-3 below shows typical abnormal images. Figure 6-3 problem flowchart number images are light or blurred entirely (figure 6-3 a ) dark background density (figure...

  • Page 109

    40718301th rev.6 109 / 1 images are light or blurred entirely. • is toner low (is the toner low message displayed)? • yes supply toner. • no is paper of the specified grade being used? • no use paper of the specified grade. • yes is the lens surface of the led head dirty? • yes clean the lens. • no ...

  • Page 110

    40718301th rev.6 110 / 2 dark background density • has the image drum been exposed to external light? • yes install the image drum in the printer and wait about 30 minutes. • no perform the cleaning page function (see section 5.2.2). • has the problem been solved? • yes end • no is the heat roller o...

  • Page 111

    40718301th rev.6 111 / 3 blank paper is output. • is the led head being connected properly (check the head1 and head2 connectors on the main control board and pc connector on the led head)? • no connect the led head properly or replace the head cable(s). • yes is the contact of the image drum cartri...

  • Page 112

    40718301th rev.6 112 / 4 black vertical belts or stripes • perform the cleaning page function (see section 5.2.2). • has the problem been solved? • yes end. • no replace the image drum cartridge. • has the problem been solved? • yes end note: after replacing the image drum cartridge, set the printer...

  • Page 113

    40718301th rev.6 113 / 5 cyclical defect notes: after replacing the image drum cartridge, set the printer to the user maintenance mode by turning the power on while pressing the menu key, and reset the drum counter (see printer handbook). Frequency remedy image drum developing roller toner supply ro...

  • Page 114

    40718301th rev.6 114 / 6 prints voids • is the contact plate of the transfer roller in proper contact with the power supply/sensor board (see figure 6-5)? • no adjust the contact plate so that it touches the power supply/sensor board and the shaft of the transfer roller properly. • yes replace the t...

  • Page 115

    40718301th rev.6 115 / 7 poor fusing (images are blurred or peels off when the printed characters and im- ages on the paper are touched by hand) • is paper of the specified grade being used? • no use paper of the specified grade. • yes is the tension between the back-up roller (7.52kg) and the surfa...

  • Page 116

    40718301th rev.6 116 / 8 white vertical belts or streaks • are the led lens dirty? • yes clean the led lens. • no is the contact plate of the transfer roller in proper contact with the power supply/sensor board (see figure 6-5)? • no adjust the contact plate to make a proper contact with the power s...

  • Page 117

    40718301th rev.6 117 / figure 6-4 contacts hea ter ac hea ter ac char ge r oll er groun d (d ru m) cleaning r ol ler deve lo ping ro ller tone r s upply r ol ler the rm istor the rmi st or g f f g e d c b a.

  • Page 118

    40718301th rev.6 118 / figure 6-5 contact power supply/sensor board contact plate for transfer roller.

  • Page 119

    40718301th rev.6 119 / 7. Wiring diagram 7.1 interconnect signal diagram sqcr-n trsel-p sclk-n thermcmp-p psin1-n cvopn-n wrsns-n dout-p 0vl rxd2-p +5v +5v +3.3v +3.3v 0vl 0vl +30v +30v trsel2-n heaton-n 0vp -8v 0vp +8v 0vp trsel3-n option cent rm dm fan m rmph1-p rmph1-n rmph2-p rmph2-n registratio...

  • Page 120

    40718301th rev.6 120 / 7.2 pcb layout and connector signal list (1) main control board (m5e-pcb) cent option option head1 head2 dm power fan 2 1 2 1 26 246 1 2 3 3 1 2 5 6 4 7 8 1 2 1 5 4 3 87 6 18 41 4 135 25 rm envelope panel 2ndtray 2 1 14 13 11 1 12 2 50 1 100 51 18 36 1 19 36 19 18 1 50 99 100 ...

  • Page 121

    40718301th rev.6 121 / (2) power supply/sensor board cn1 sw1 cn3 25 26 1 2 ps1 ps2 ps3 ps4 tr out sw2 ps6 ps5 cn2 f3 f2 f1 * in case of 200v series, there is no f2 on the power supply/sensor board. *.

  • Page 122

    40718301th rev.6 122 / • fan connector pin assignment (to fan motor) • dm connector pin assignment (to main/drum motor) 1 2 3 1 2 3 o c i signal description fanpow ov fanalm-n power supply for fan driving ground fan alarm pin no. I/o* opening 1 2 3 4 1 2 3 4 o o o o signal description dmph1-p dmph1-...

  • Page 123

    40718301th rev.6 123 / • rm connector pin assignment (to registration motor) 1 2 3 4 1 2 3 4 o o o o signal description rmph1-p rmph1-n rmph2-p rmph2-n coil 1-p coil 1-n coil 2-p coil 2-n pin no. I/o* 2 4 1 3 line color step no. Yellow black orange brown 1 + + - - pin no. 2 - + + - 3 - - + + 4 + - -...

  • Page 124

    40718301th rev.6 124 / • head1 connector pin assignment (to led head) • head2 connector pin assignment (to led head) 1 3 5 7 9 11 13 1 2 3 4 5 6 7 8 9 10 11 12 13 14 c o c o o c o o c o o c o c signal description 0vlogic hdclk-p 0vlogic hdd2-p hdd3-p 0vled hdd0-p hdd1-p +3.3v hddld-p hdstb1-n hdstb2...

  • Page 125

    40718301th rev.6 125 / • panel connector pin assignment (to operator panel) • envelope connector pin assignment (to option feeder i/f) 1 3 5 1 2 3 4 5 6 o c o i c o signal description pin no. I/o* 2 4 6 * i: in o: out c: common pld-n ov pdataout-p pdatain-p 5v psclk-n load logic groud data output da...

  • Page 126

    40718301th rev.6 126 / • power connector pin assignment (to power supply/sensor board) signal sqcr-n sclk-n psin1-n wrsns-n ovl +5v +3.3v ovl +30v trsel2-n 0vp 0vp 0vp i/o* i i i i c i i c i o c c c pin no. 2 4 6 8 10 12 14 16 18 20 22 24 26 signal trsel-p thermcmp-p cvopn-n dout-p rxd2-p +5v +3.3v ...

  • Page 127

    40718301th rev.6 127 / • cent connector pin assignment (to centro parallel i/f) i/o* c c c c c c c c c c c c i o c o i pin no. Description strobe data bit 0 data bit 1 data bit 2 data bit 3 data bit 4 data bit 5 data bit 6 data bit 7 acknowledge busy paper end select auto feed not connected ground +...

  • Page 128

    40718301th rev.6 128 / • option connector pin assignment (to option ram / rs232c or network) pin no. Pin no. Signal a0 0v a1 a2 rsdtr0-n a3 a4 0v a5 a6 +5v a7 a8 0v a9 a10 +5v a11 a12 0v a13 a14 +5v a15 a16 0v a17 a18 +5v a19 a20 0v a21 a22 a23 0v 0v 0v rsrts0-n cs1-n cs2-n cs3-n scrreq-p 0v scsreq-...

  • Page 129

    40718301th rev.6 129 / 7.3 resistance check orange yellow brown black m 1 2 3 4 1 2 3 4 thermostat heater thermistor unit registration motor main/drum motor fusing unit circuit diagram illustration resistance between pins 1 and 2: 9.5 Ω between pins 3 and 4: 9.5 Ω between pins 1 and 2: 6.1 Ω between...

  • Page 130

    40718301th rev.6 130 / unit transformer fan circuit diagram illustration resistance primary side between pins 1 and 2: 8.4 Ω (120v) 28.8 Ω (230v) secondary side between pins 1 and 3: 1.2 Ω between pins 5 and 6: 1.5 Ω 1 2 1 3 black (120v) blown (230v) white (120v) blue (230v) red red 5 6 orange orang...

  • Page 131

    40718301th rev.6 131 / 7.4 short plug setting (1) main control board (m5e-pcb) • short plug settings short plug plug setting description factory setting t1 debug mode normal not provided provided not provided t1 2 1.

  • Page 132

    40718301th rev.6 132 / 8. Parts list figure 8-1 lower base unit view a view a 52 29 7 14 42 26 35 13 11 27 28 39 2 40 1 2 3 24 17 21, 22 37 36 19 25 45 43 10 9,47 8 44 10 46 20 41 5 4 2 12 16 15 3 33 38 34 31 32 9,47 23 6 18 50

  • Page 133

    40718301th rev.6 133 / table 8-1 lower base unit (1/2) no. Name/rating part no. Use remarks oda part no. Hopping roller shaft bearing hopping roller one-way clutch gear roller-registration bearing (registration) roller-transfer b assy bearing tr roller-back up bias spring back-up roller bushing leve...

  • Page 134

    40718301th rev.6 134 / no. Name/rating part no. Use remarks oda part no. Fg plate (o.P.) rubber hopping roller diselectritication film led contact washer c washer b spacer-bearing r spacer-bearing l bias spring a sensor wire assembly spring-writesensor 39 40 41 42 43 44 45 46 47 48 49 50 51 52 1 1 1...

  • Page 135

    40718301th rev.6 135 / figure 8-2 upper cover unit 1.

  • Page 136

    40718301th rev.6 136 / table 8-2 upper cover unit no. Name/rating part no. Use remarks oda part no. Cover-upper 1 1 40715101.

  • Page 137

    40718301th rev.6 137 / figure 8-3 base unit 16 17 29 9 18 6 13 2 20 21 27 19 22 24 1 4 19 22 25 15 26 28 3 12 20 21 8 5 7 10 11 23.

  • Page 138

    40718301th rev.6 138 / table 8-3 base unit no. Name/rating part no. Use remarks oda part no. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 2 2 2 2 2 1 1 1 1 1 1 808a0000001~ 810axxxxxxx 811axxxxxxx~ 120v 230v 120v 230v 1...

  • Page 139

    40718301th rev.6 139 / appendix a rs-232c serial interface (option) 1) connector • printer side : 25-pin receptacle type db-25s (made by canon) or equivalent • cable side : 25-pin plug type db-25s (made by canon) shell type db-c8-j10-f2-1 (made by nihon kouku denshi) or equivalent note: plug shall b...

  • Page 140

    40718301th rev.6 140 / 4) signal level • mark polarity : -3v to -15v (logic = 1) • space polarity : +3v to +15v (logic = 0) 5) interface circuit a) receiving circuit 75188 or equivalent input output +3v -3v +9v -9v output 45 ns 55 ns 75188 or equivalent input output +3v -3v input +12v -12v b) sendin...

  • Page 141

    40718301th rev.6 141 / "rs232c serial" is displayed on the lcd. Press the enter key. Ready ready rs232c serial flow ctl contents ready off-line xxx item flow ctl contents of display function dtr hi dtr lo xonxoff rbstxon space-ready mark-ready sending at intervals of 1 sec. Factory setting: dtr hi t...

  • Page 142

    40718301th rev.6 142 / ready item baud rate contents of display function 300 600 1200 2400 4800 9600 19200 factory setting: 9600 baud press the menu key. Ready press the menu key. Ready press the menu key. 300 baud 600 baud 1200 baud 2400 baud 4800 baud 9600 baud 19200 baud item bit length contents ...

  • Page 143

    40718301th rev.6 143 / ready press the menu key. Ready press the on line key. Item minimum busy time contents of display function 200 m sec 1 sec factory setting: 200 m sec 200 ms 1 sec (1000 ms) setting completed. On-line xxx (pcl only) xxx : pcl, auto, adobe ps, hex dump, prr or fx min busy conten...

  • Page 144

    40718301th rev.6 144 / appendix b centronics parallel interface 1) connector • printer side : 36-pin receptacle (single port) type 57re-40360-730b-d29a (made by daiichi denshi), cn- ax05841a36at (made by ougat) or equivalent • cable side : 36-pin plug type 57-30360 (made by daiichi denshi) or equiva...

  • Page 145

    40718301th rev.6 145 / 3) table of parallel i/f signals • connector pin arrangement pin no. Signal name signal direction functions 1 2 3 4 5 6 7 8 9 11 12 13 14 15 16 18 19 30 31 32 33 34 35 36 data strobe data bit - 1 data bit - 2 data bit - 3 data bit - 4 data bit - 5 data bit - 6 data bit - 7 dat...

  • Page 146

    40718301th rev.6 146 / 4) signal level • low : 0 v to +0.8 v • high : +2.4 v to 5.0 v 5) specifications 6) timing charts a) data receiving timing parallel data (data bits 1 to 8) data storobe acknowledge busy 0.5 µ s min. 0.5 µ s min. 0.5 µ s min. 0.5 µ s max. 0.5 µ s min. 0 min. 0 min. 0 min. 0.5 µ...

  • Page 147

    40718301th rev.6 147 / b) on-line → off-line switching timing by on-line sw c) off-line → on-line switching timing by on-line sw d) input prime timing (when set to the effective input prime signal) on-line sw busy 100 ms max. Select select acknowledge on-line sw busy 0 min. 100 ms max. 0.5 µ s to 10...

  • Page 148

    40718301th rev.6 148 / "parallel i/f" is displayed on the lcd. Press the enter key. Ready parallel i/f ready off-line xxx the following settings are possible by pressing the enter key, after selecting the display contents of the lcd of the operator panel by using the and keys. Settings are retained ...

  • Page 149

    40718301th rev.6 149 / ready press the on line key. Setting completed. On-line xxx ready item i-prime contents of display function off on i-prime signal ignored i-prime signal effective factory setting: off press the menu key. Press the menu key. Ready item direction of data transfer contents of dis...

  • Page 150

    40718301th rev.6 150 / appendix c loop test (rs-232c interface) 1) connect the test connector 2) select "loop test" in the system maintenance mode. The codes transmitted from the td signals are comparatively checked with the data received from the rd signals. If any error occurs, the error message i...

  • Page 151

    40718301th rev.6 151 / appendix d diagnostics test 1. Maintenance modes • the maintenance modes consist of the user maintenance mode which are released to the user, and the system and engine maintenance modes in the maintenance personnel level not released to the user. • press the menu key to update...

  • Page 152

    40718301th rev.6 152 / (5) operator panel menu disable • this function is for enabling and disabling the operation panel menu functions (menu 1, menu 2, tray select, copies and paper size). Op menu disable drum cnt reset'ng x adjust +0.25mm on-line hex dump on-line xxx user mnt hex dump drum cnt res...

  • Page 153

    40718301th rev.6 153 / 1.2 system maintenance mode • to enter the system maintenance mode, turn the power on while keeping the recover key pressed down. • this mode adopts the menu for function selection. • the system maintenance mode provides the following functions: (1) page count display • the to...

  • Page 154

    40718301th rev.6 154 / • the following items are excluded: head drive time setting fine adjustment of printing start position standard tray paper feed amount setting • transition to the operation mode occurs upon completion of resetting. • press the menu key to update each category. The operation re...

  • Page 155

    40718301th rev.6 155 / 1.3 engine maintenance mode • the engine maintenance mode is activated when the power is turned on while keeping the form feed key and enter key pressed down. • this mode adopts the menu for function selection. • the method for exit from this mode depends on the setting. • the...

  • Page 156

    40718301th rev.6 156 / • engine maintenance mode menu system eng mnt lcd display no. 1 no. 4 . No. 17 * . No. 27 no. 32 writing into the eeprom is performed after pressing the enter key. Press the on line key if you wish to get out of this mode. Printpos 0 mm * drum cnt t nnnnnnn drum cnt t nnnnnnn ...

  • Page 157

    40718301th rev.6 157 / press the or key. Press the or key. Engine reset'ng t2 tbl no. 3 * ef pos 0 mm* ef tbl no. 3 * engine reset press the menu key. Press the menu key. Press the menu key. Press the enter key. On-line xxx upon completion of processing press the menu key. No. 1 no. 2 no. 3 * do not...

  • Page 158

    40718301th rev.6 158 / 1.4 user factory set operation the desired destination can be set by turning the power on while depressing two keys corresponding to the destination according to the following table. Destination keys to be depressed oda menu oel menu int a (a4) (australia, etc.) menu, paper si...

  • Page 159

    40718301th rev.6 159 / appendix e multi purpose feeder maintenance 1. Outline 1.1 functions this multi-purpose feeder is installed on the front section of the printer, and it supplies paper automatically through the operation of pulse motor, which is driven by signals sent from the printer. The main...

  • Page 160

    40718301th rev.6 160 / 2. Mechanism description 2.1 general mechanism the multi-purpose feeder feeds the envelopes and paper into the printer by receiving the signal from the printer, which drives the pulse motor inside the multi-purpose feeder, and this motion is transmitted to rotate roller-a and ...

  • Page 161

    40718301th rev.6 161 / 3. Parts replacement this section covers the procedures for the disassembly, reassembly and installations in the field. This section describes the disassembly procedures, and for reassembly procedures, basically proceed with the disassembly procedures in the reverse order. 3.1...

  • Page 162

    40718301th rev.6 162 / [service tools] table 3-1 shows the tools required for the replacement of printed circuit boards, assemblies and units in the field. Table 3-1 service tools no. Service tools q'ty application remarks no. 1-100 philips screwdriver no. 2-100 philips screwdriver no. 3-100 screwdr...

  • Page 163

    40718301th rev.6 163 / 3.2 parts layout this section describes the layout of the main components. Figure 3-1 upper frame pulse motor olev-11-pcb separator roller-b roller-a link.

  • Page 164

    40718301th rev.6 164 / 3.3 parts replacement methods this section describes the parts replacement methods for the components listed in the disassembly order diagram below. Multi-purpose feeder link (3.3.1) separator (3.3.2) olev-11-pcb (3.3.3) pulse motor (3.3.4) planet gear (3.3.5) roller-a (3.3.6).

  • Page 165

    40718301th rev.6 165 / 3.3.1 link (1) open paper feed cover 1 , and disengage the paper feed cover 1 and link 3 , while lifting the paper hold 2 . (2) remove the paper hold 2 off the arm 4 . (3) disengage the link 3 from the arm 4 , and remove it. * be careful not to deform the link and arm. 1 3 2 4.

  • Page 166

    40718301th rev.6 166 / 3.3.2 separator (1) turn the power switch off “o” and remove the connector cable. (2) disengage the link and paper feeder cover (see 3.3.1). (3) remove 2 screws 1 , disengage the locks at 2 locations on the upper frame 2 with a screwdriver, and remove the upper frame 2 . (4) r...

  • Page 167

    40718301th rev.6 167 / 3.3.3 olev-11-pcb (1) remove the upper frame [ see 3.3.2 steps (1) through (3) ]. (2) remove the connector 1 . (3) remove 2 screws 2 , and remove the olev-11 pcb 3 . When reinstalling the printed circuit board, be careful to make sure that the sensor plate is being set correct...

  • Page 168

    40718301th rev.6 168 / 3.3.4 pulse motor (1) remove the upper frame [ see 3.3.2 steps (1) through (3) ]. (2) remove the olev-11-pcb (see 3.3.3). (3) remove 2 screws 1 , and remove the pulse motor 2 . 2 1.

  • Page 169

    40718301th rev.6 169 / 3.3.5 planet gear (1) remove the upper frame [ see 3.3.2 steps (1) through (3) ]. (2) remove the olev-11-pcb (see 3.3.3). (3) remove 2 screws 1 , and remove the motor bracket assembly 2 and planet gear 3 . 3 2 1.

  • Page 170

    40718301th rev.6 170 / 3.3.6 roller-a and b while only the removal procedure for roller-a is described here, the removal procedure for roller-b is basically same. When removing roller-b, however, be careful not to deform the sensor plate. (1) remove the upper frame [ see 3.3.2 steps (1) through (3) ...

  • Page 171

    40718301th rev.6 171 / 4. Troubleshooting 4.1 precautions prior to the troubleshooting (1) go through the basic checking items provided in the printer handbook. (2) obtain detailed information concerning the problem from the user. (3) go through checking in the conditions similar to that in which th...

  • Page 172

    40718301th rev.6 172 / 4.3 troubleshooting method when a problem occurs, go through the troubleshooting according to the following procedure. Problem occurs problem displayed by the lcd message troubleshooting according to the lcd status message list (see 4.3.1) carry out detailed troubleshooting ac...

  • Page 173

    40718301th rev.6 173 / • ( jam error ) paper inlet jam • does paper jam at the inlet when the power is turned on? • yes is the paper located above the sensor plate (inlet)? • yes remove the paper. • no is the sensor plate (inlet) operating normally? • no replace the sensor plate (inlet). • yes repla...

  • Page 174

    40718301th rev.6 174 / 5. Connection diagram 5.1 interconnection diagram olev - 11-pcb cn3 m pulse motor cn2 to the printer or high capacity second paper feeder 2 m-t3 1 m-t4 4 m-t1 3 m-t2 optpsin-n optsclk-n optsd-p optsdr-n ovp + 30v ovl + 5v-p fg fg 1 2 3 4 5 6 7 8 9 10

  • Page 175

    40718301th rev.6 175 / 5.2 pcb layout olev-11-pcb cn3 cn2 sen2.

  • Page 176

    40718301th rev.6 176 / 6. Parts list figure 6-1 multi-purpose feeder 9 5 7 6 4 1 2 3 8.

  • Page 177

    40718301th rev.6 177 / table 6-1 multi-purpose feeder no. Description oki-j part no. Q'ty remark oda part no. Roller-a roller-b planet gear link separator pulse motor olev-11-pcb connector cable separator assy 1 2 3 4 5 6 7 8 9 1 1 1 1 1 1 1 1 1 1 same as printer unit. Oda (exist the label) oel/int(...

  • Page 178

    40718301th rev.6 178 / appendix f high capacity second paper feeder 1. Outline 1.1 functions the printer is mounted on top of this high capacity second paper feeder. The high capacity second paper feeder supplies paper automatically through the operation of pulse motor (hopping), which is driven by ...

  • Page 179

    40718301th rev.6 179 / 2. Mechanism description 2.1 general mechanism the high capacity second paper feeder feeds the paper into the printer by receiving the signal from the printer, which drives the pulse motor inside the high capacity second paper feeder, and this motion is transmitted to rotate t...

  • Page 180

    40718301th rev.6 180 / 3. Parts replacement this section covers the procedures for the disassembly, reassembly and installations in the field. This section describes the disassembly procedures, and for reassembly procedures, basically proceed with the disassembly procedures in the reverse order. 3.1...

  • Page 181

    40718301th rev.6 181 / [service tools] table 3-1 shows the tools required for the replacement of printed circuit boards, assemblies and units in the field. Table 3-1 service tools no. Service tools q'ty application remarks no. 1-100 philips screwdriver no. 2-100 philips screwdriver no. 3-100 screwdr...

  • Page 182

    40718301th rev.6 182 / 3.2 parts layout this section describes the layout of the main components. Figure 3-1 guide r (2nd) assy (includes stepping motor and tqsb-2 pcb) stepping motor guide l (2nd) assy hopping frame assy one-way clutch gear hopping roller assy upper plate cassette assy.

  • Page 183

    40718301th rev.6 183 / 3.3 parts replacement methods this section describes the parts replacement methods for the components listed in the disassembly order diagram below. High capacity paper feeder stepping motor (hopping) (3.3.1) tqsb-2 pcb (3.3.2) hopping roller shaft assy and one-way clutch gear...

  • Page 184

    40718301th rev.6 184 / 3.3.1 stepping motor (hopping) (1) turn the printer power switch off, pull out the ac cord from the outlet. Remove the printer off high capacity second paper feeder. (2) take the paper cassette assy 1 out of high capacity second paper feeder. (3) remove six screws 2 and remove...

  • Page 185

    40718301th rev.6 185 / (6) remove three screws 9 which are holding the guide r (2nd) assy 0 to the bottom plate a . Remove the screw b which is keeping the rear cover c and guide r (2nd) assy 0 . Remove the guide r (2nd) assy 0 . (7) remove the protect (m) d , guide bracket e , planet gears f and pl...

  • Page 186

    40718301th rev.6 186 / 3.3.2 tqsb-2 pcb (1) remove the pulse motor (see 3.3.1). (2) remove the connector o from the tqsb-2 pcb p . (3) remove the screw q and remove the tqsb-2 pcb p . Note : refer to detall a in the previous page. 3.3.3 hopping roller shaft assy and one-way clutch gear (1) follow up...

  • Page 187

    40718301th rev.6 187 / 4. Troubleshooting 4.1 precautions prior to the troubleshooting (1) go through the basic checking items provided in the printer handbook. (2) obtain detailed information concerning the problem from the user. (3) go through checking in the conditions similar to that in which th...

  • Page 188

    40718301th rev.6 188 / 4.3 troubleshooting method when a problem occurs, go through the troubleshooting according to the following procedure. 4.3.1 lcd status message list the listing of the statuses and problems displayed in the form of messages on the lcd is provided in table 4-1. Table 4-1 proble...

  • Page 189

    40718301th rev.6 189 / • ( jam error ) paper inlet jam • does paper jam at the inlet when the power is turned on? • yes is the paper located above the sensor plate (inlet)? • yes remove the paper. • no is the sensor plate (inlet) operating normally? • no replace the sensor plate (inlet). • yes repla...

  • Page 190

    40718301th rev.6 190 / tqsb-2 pcb "motor" m stepping motor 2 m-t3 1 m-t4 4 m-t1 3 m-t2 "pu" to printer optpsin-n optsclk-n optsd-p optsdr-n ovp + 30v ovl + 5v 1 2 3 4 5 6 7 8 5. Connection diagram 5.1 interconnection diagram.

  • Page 191

    40718301th rev.6 191 / controller motor driver sen2 sen1 osc pu motor 5.2 pcb layout tqsb-2 pcb.

  • Page 192

    40718301th rev.6 192 / figure 6-1 high capacity second paper feeder 1 2 4 3 5 6. Parts list.

  • Page 193

    40718301th rev.6 193 / table 6-1 high capacity paper feeder no. Description oki-j part no. Q'ty remark hopping roller shaft assy one-way clutch gear stepping motor tqsb-2 pcb cassette assy (2nd tray) 1 2 3 4 5 1 1 1 1 1 3pa4122-1367g001 4pb4122-1382p001 3pb4122-1399p001 4ya4046-1651g002 1pa4122-1362...

  • Page 194

    40718301th rev.6 194 / 2nd tray assembly section1 cabinet & cassette assembly section1 cabinet & cassette assembly section2 mechanical assembly.

  • Page 195

    40718301th rev.6 195 / section1 cabinet & cassette assembly 5 6 3 2 4 7 8 1 iv iv i i.

  • Page 196

    40718301th rev.6 196 / section2 mechanical assembly 21 9 11 10 12 13 23 22 14 24 iii ii 15 16 17 19 18 20 a a b b.

  • Page 197

    40718301th rev.6 197 / table 6-2 2nd tray parts list no. Description oki parts no. Q'ty/u plate, upper sheet guide assembly front cover assembly inner guide assembly cassette assembly (2nd tray) separation frame assembly cover, rear stick finger hopping flame assembly bush, metal (adf) gear (z70) le...

  • Page 198

    40718301th rev.6 198 / *** for the rev. No. Of the parts list for the cassette assembly (2nd tray) should be applied no.10. The no.10 includes a change of cassette and tale guide. Note : cassette and tale guide need concurrent replacing. Addition of notch addition of groove cassette addition of proj...

  • Page 199

    40718301th rev.6 199 / appendix g network interface (option) 1) connector • 8-pin modular jack 2) cable • 10base/t 3) signal 4) appearance 1pin contact no. Plug jack polarity 1 2 3 4 5 6 7 8 power feeder3 power feeder3 send receive receive send power feeder2 power feeder2 – – receive send send recei...

  • Page 200

    40718301th rev.6 200 / 7) tcp/ip a) support os sunos 4.1.1, sunos 4.1.2, sunos 4.1.3 solaris 2.1, solaris 2.2, solaris2.4, solaris2.5 hp-ux 9.X windows3.0+tcp/ip windows3.1+tcp/ip windows3.11+tcp/ip windows95 windowsnt 3.5+tcp/ip windowsnt 3.5.1 windownt 4.0 b) lpr the lpr is an application to proce...

  • Page 201

    40718301th rev.6 201 / c) ftp ftp is an application to process the print data. The ftp of this system supports multiple of clients. Furthermore, it provides multiple connections for one client. Item factory default setup range description number of clients connected expiration of idle time 90 sec. 1...

  • Page 202

    40718301th rev.6 202 / f) snmp snmp is an application to reference and change the menu of the network/printer. The snmp of this system supports simultaneous connection of multiple clients for the personal user. Furthermore, it provides multiple connections for one client. 8) netware a) support os ne...

  • Page 203

    40718301th rev.6 203 / c) q-server the q-server is an application to process the print data. The q-server of this system supports multiple file serves. Furthermore, it allows connection of multiple print servers for one file server. Item factory default setup range description connection method numb...

  • Page 204

    40718301th rev.6 204 / 9) ethertalk a) support os system7.0, 7.1, 7.1.X system7.5, 7.5.1, 7.5.2, 7.5.3, 7.5.5 mac os7.6 b) pap the pap is an application to process the print data. Item factory default setup range description number of connected clients printer name zone name 1 client okipage 12i 1 c...

  • Page 205

    40718301th rev.6 205 / 12) setup each setup item can be set by the menu and network management tool. Menu change management tool change setup item classification description common tcp/ip netware appletalk valid/invalid for entire network frame type for transmission and reception tcp/ip valid/invali...

  • Page 206

    40718301th rev.6 206 / 13) troubleshooting a) basic procedure processing flow after the occurrence of an error an error occurs (operator panel indicates “host i/f error” or the function would not perform normally.) yes note status code and sub status code 1~ 18. Yes power on again and retry to use. ...

  • Page 207

    40718301th rev.6 207 / c) viewing status code/sub status code how to view the area indicating “status” in network menu is shown below. This area comprises of 4 bytes and can hold 4 error states which have occurred recently. The figures which are indicated in 1st byte area in figure represent the old...

  • Page 208

    40718301th rev.6 208 / nic driver status code sub status handling contents error type 01 01, 06 significant problem program error (there is possibility of pro- gram malfunction or ram breakage) update of network program, or re- placement of printer main pcb ipx tcp spx ncp udp status code sub status...

  • Page 209

    40718301th rev.6 209 / telnet server status code sub status handling contents error type 10 06 ~32 significant problem program error (there is possibility of pro- gram malfunction or ram breakage) update of network program, or re- placement of printer main pcb utility status code sub status handling...

  • Page 210

    40718301th rev.6 210 / 210 mib access function status code sub status handling contents error type 17 01, 02, 03, 11, 12, 13, 14, 20, 21, 22, 23, 24 significant problem program error (there is possibility of pro- gram malfunction or ram breakage) update of network program, or re- placement of printe...