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Sam4s ER-390 SERIES Service Manual

Other manuals for ER-390 SERIES: Operation And Program Manual

Summary of ER-390 SERIES

  • Page 1

    Electronic cash register c o n t e n t s er-390 series electronic cash register manual 1. Precaution statements 2. Product specifications 3. Installation and operation 4. Disassembly and assembly 5. Maintenance and adjustment 6. Reference information 7. Special circuit descriptions 8. Troubleshootin...

  • Page 2

    About this manual this service manual describes how to perform hardware service maintenance for the sam4s er-390 series electronic cash register. Notes notes may appear anywhere in the manual. They describe additional information about the item. Precaution symbols . Indicates a safety precaution tha...

  • Page 3

    Copyright ⓒ 2006 by shin heung precision. All right reserved. This manual may not, in whole or in part, be copied, photocopied, reproduced, translated or converted to any electronic or machine readable from without prior written permission of shin heung precision . Sam4s er-390 series service manual...

  • Page 4: Overview of This Ecr

    Overview of this ecr this ecr is a microprocessor-based system, using a 16 bits microprocessor. This service manual provides the technical information for many individual component systems, circuits and gives an analysis of the operations performed by the circuits. If you need more technical informa...

  • Page 5: 1 Precaution Statements

    Sam4s er-390 series 1-1 1 precaution statements follow these safety, servicing and esd precautions to prevent damage and to protect against potential hazards such as electrical shock. 1-1 safety precautions 1. Be sure that all built-in protective devices are replaced. Restore any missing protective ...

  • Page 6

    1 precaution statements 1-2 sam4s er-390 series 1-2 servicing precautions warning: first read the-safety precautions-section of this manual. If some unforeseen circumstance creates a conflict between the servicing and safety precautions, always follow the safety precautions. Warning: an electrolytic...

  • Page 7: 2 Product Specifications

    Sam4s er-390 series 2-1 2 product specifications specifications are correct at the time of printing. Product specifications are subject to change without notice. See below for product specifications. 2-1 general specifications item description remark processor • mitsubishi m16c/80 group m30800sfp (1...

  • Page 8

    2 product specifications 2-2 sam4s er-390 series 2-2 appearance 2-2-1 appearance dimensions (mm) figure2-1 dimensions 2-2-2 feature locations figure2-2 location features ① printer cover ② key board ③ drawer ④ customer 10-digits vfd display ⑤ operator 16*2 character lcd display (er-390m) operator 10-...

  • Page 9

    2 product specifications sam4s er-390 series 2-3 2-3 thermal printer specifications 2-3-1 printer specification item description remark model • stm-210 shin heung precision print method • thermal line printing total number of dots • 384 dots / i line printing format dot pitch • vertical : 0.125 mm •...

  • Page 10

    2 product specifications 2-4 sam4s er-390 series 2-3 thermal printer specifications 2-3-2 paper specification item description remark paper type • single-ply thermal paper roll paper size • 57.5 mm±0.5 mm (width) × Ø 70 mm or less table2-3 paper specifications 2-3-3 printable area the printable area...

  • Page 11

    2 product specifications sam4s er-390 series 2-5 2-3 thermal printer specifications 2-3-5 other component specification item description remark part name • sp-15rf-015k moatech co., ltd. Type • 4-phase 20 step pm stepping motor power supply voltage • 4.5v ~8.5v dc resistance • 20 Ω ±7% (25℃/phase) c...

  • Page 12

    2 product specifications 2-6 sam4s er-390 series 2-3 thermal printer specifications 2-3-6 printer connector pin no. Signal description remark 1 lever sensor 2 gnd cn8 table2-6 printer cover open switch pin assignment pin no. Signal description remark 1 phase b 2 phase b- 3 phase a 4 phase a- cn3 tab...

  • Page 13

    2 product specifications sam4s er-390 series 2-7 2-3 thermal printer specifications pin no. Signal description remark 1 vh (+8.5v) 2 vh (+8.5v) 3 do (serial data output) n.C 4 /lat (nlatch) 5 gnd 6 gnd 7 stb1 (nstrobe#1) 8 stb2 (nstrobe#2) 9 stb3 (nstrobe#3) short on print pcb 10 tm (thermistor) 11 ...

  • Page 14

    2 product specifications 2-8 sam4s er-390 series 2-4 power specifications 2-4-1 power specification item description remark input voltage & current • u.S.A : ac 120v, 60hz,0.3a (min : 102v, max : 138v) • europe : ac 230v, 50hz,0.16a (min : 195.5v, max : 264.5v) max & min : ±15% power consumption • o...

  • Page 15

    2 product specifications sam4s er-390 series 2-9 2-5 interface specifications 2-5-1-2 rs-232c i/f cable figure2-5 rs-232c cable (9pin to 25pin) 2-5-1-3 cable connection 7 8 4 5 1 2 ) r s d ( 6 ) c . N ( 7 ) d x t ( 3 ) r t d ( 4 ) g . F ( ) c . N ( 1 e l a m e f 6 3 ) d x r ( 2 ) g . S ( 5 ) c . N (...

  • Page 16

    2 product specifications 2-10 sam4s er-390 series 2-5 interface specifications 2-5-1 rs-232c serial interface 2-5-1- signal description pin no. Signal name signal direction function body frame gnd - frame ground 2 rxd input receive data 3 txd output transmit data 4 dtr output this signal indicates w...

  • Page 17: 3 Installation and Operation

    Sam4s er-390 series 3-1 3 installation and operation 3-1 system configuration 3-1-1 configuration figure 3-1 system configuration.

  • Page 18

    3 installation and operation 3-2 sam4s er-390 series 3-2 installation 3-2-1 paper roll installation 1. Open the cover printer. 2. Push the blue cap lever towards the rear of the printer and lift up to open the pinter cover. 3. Ensure that the paper is being fed from the bottom of the roll. Place the...

  • Page 19

    3 installation and operation sam4s er-390 series 3-3 3-2 installation 3-2-3 rs-232c serial cable installation 1. Connect the rs-232c serial cable to the rs-232c serial port on the right side of ecr. 2. Secure the serial cable with screws. 3. Connector the other end of the rs-232c serial cable to you...

  • Page 20

    3 installation and operation 3-4 sam4s er-390 series 3-3 operation note: before using this electronic cash register (ecr) for the first time, leave it powered on in the reg mode for a at least 24 hours. This allows the ni-mh battery, which maintains the ecr’s memory while the power is off, to fully ...

  • Page 21

    3 installation and operation sam4s er-390 series 3-5 3-3 operation 3-3-2 key board matrix (dealer option) figure3-5 key board (std).

  • Page 22

    3 installation and operation 3-6 sam4s er-390 series 3-3 operation 3-3-3 initial clear 1. Turn off the power switch. 2. Turn the mode switch marked ‘p’ to p-mode. 3. Hold down the ‘sbtl’ key on the keyboard and turn on the power switch at the same time. Figure3-10 initial clear key & print sheet(er-...

  • Page 23

    3 installation and operation sam4s er-390 series 3-7 3-3 operation 3-3-5 self test 3-3-5-1 test printer 1. Turn the mode switch to service mode position. 1. Press ‘1’, ‘0’ and ‘sbtl’ key on key board. 2. Then the printer prints the test pattern. The printing message shows some information sush as ‘t...

  • Page 24

    3 installation and operation 3-8 sam4s er-390 series memo.

  • Page 25: 4 Disassembly And Assembly

    Sam4s er-390 series 4-1 4 disassembly and assembly caution : · before installation, be sure to turn off the power switch. · use gloves to protect your hand from being cut by the angle and the chassis. · connect all the cables correctly. When connecting or disconnecting the cables, be careful not to ...

  • Page 26

    4 disassembly and assembly 4-2 sam4s er-390 series 4-2 disassembling the case lower block 4-2-1 ass’y printer 1. Open the ass'y cover printer(a) and lift it off. (page9-1,9-2) 2. Remove the screw(c-45) and separate the ground wire(ⓐ,ⓑ) from the pmo-paper supply(c-37). (page9-5) 3. Remove the screw(c...

  • Page 27

    Sam4s er-390 series 5-1 5 maintenance and adjustment 5-1 maintenance 5-1-1 cleaning the printer head paper dust on the heating elements may lower the print quality. In this case, clean the print head as follows: after printing, the printer head can be very hot. Be careful not to touch it. Also let i...

  • Page 28

    5 maintenance and adjustment 5-2 sam4s er-390 series memo.

  • Page 29: 6 Reference Information

    Sam4s er-390 series 6-1 6 reference information 6-1 semiconductor base diagram 6-1-1 cpu a19/p4.3 a18/p4.2 a17/p4.1 a16/p4.0 a15/p3.7 a14/p3.6 a13/p3.5 a12/p3.4 a11/p3.3 a10/p3.2 a9/p3.1 vcc a8/p3.0 vss a7/p2.7 a6/p2.6 a5/p2.5 a4/p2.4 a3/p2.3 a2/p2.2 a1/p2.1 a0/p2.0 /int5/d15/p1.7 /int4/d14/p1.6 /in...

  • Page 30

    6 reference information 6-2 sam4s er-390 series 6-1 semiconductor base diagram pin port function i/o pin port function i/o 1 p9.6 vfd display serial data out 51 p4.3 address 19 out 2 p9.5 vfd display clock out 52 p4.2 address 18 out 3 p9.4 sen_dispdiscon in 53 p4.1 address 17 out 4 p9.3 dtr2 out 54 ...

  • Page 31

    6 reference information sam4s er-390 series 6-3 6-1 semiconductor base diagram 6-1-2 memory figure 6-1 sram k6t1008c2e specification figure 6-2 sram k6t4008c2e specification pin description pin name function we write enable input cs chip select input oe output enable input a 0 ~a 18 address inputs i...

  • Page 32

    6 reference information 6-4 sam4s er-390 series 6-1 semiconductor base diagram 6-1-2 memory figure 6-3 eprom m27c4001 specification 6-1-3 logic ics figure 6-4 74hct08 figure 6-5 74hc14 figure 6-6 74hc138 figure 6-7 74hc541 l l h h l h l h function table inputs output a b l l l h y 13 14 12 11 10 9 8...

  • Page 33

    6 reference information sam4s er-390 series 6-5 6-1 semiconductor base diagram 6-1-4 other ics figure 6-8 motor driver lb1838 specification 82c55a (plcc) top view cs gnd a1 a0 pc7 pc6 pc5 pc4 pc0 pc1 p c3 p b0 p b1 p b2 p b3 p b4 p b5 p b6 p b7 nc nc reset d0 d1 d2 d3 d4 d5 d6 d7 v cc rd pa 0 pa 1 p...

  • Page 34

    6 reference information 6-6 sam4s er-390 series 6-1 semiconductor base diagram 6-1-4 other ics figure 6-11 sscg fs781 specification figure 6-12 vfd driver ucn5812 specification 4 5 6 7 8 9 10 19 20 21 22 23 24 25 load supply bb v out 2 out 7 out 8 out 19 out 18 out 13 12 13 14 27 28 17 18 serial dat...

  • Page 35

    6 reference information sam4s er-390 series 6-7 6-1 semiconductor base diagram 6-1-4 other ics figure 6-13 ka393 figure 6-14 ka34063 figure 6-15 m51953 6-1-5 tr , diode figure 6-16 transistor & diode 1 switch collector switch emitter timing capacitor gnd driver collector i pk sense v cc comparator i...

  • Page 36

    6 reference information 6-8 sam4s er-390 series memo.

  • Page 37

    Sam4s er-390 series 7-1 7 special circuit descriptions 7-1 power circuit this system is operated under 120vac or 230vac. All data is saved by the battery when the main power is turned off. The power circuit supplies the five different dc voltage sources and one ac voltage source. Figure 7-1 power bl...

  • Page 38

    7 special circuit descriptions 7-2 sam4s er-390 series 7-1 power circuit 7-1-1 vdisp : +30vdc +30vac is rectified by the bridge diode (d4,d5,d6,d7) and the capacitors(c40,c28). 7-1-2 vdrv : +24vdc +24vdc is produced by the bridge diode (bd1) and the capacitors(c25,c7). This voltage is used as a cash...

  • Page 39

    7 special circuit descriptions sam4s er-390 series 7-3 7-2 reset and power fail circuit 7-2-1 reset circuit reset signal is a signal in order to start-up cpu under power-on. Reset circuit uses a reset ic m51953b(u8). When +5vdc is fallen under 4.3vdc by power-off, reset signal prohibits the system f...

  • Page 40

    7 special circuit descriptions 7-4 sam4s er-390 series 7-3 battery, rtc(clock), buzzer, cash drawer and vfd circuits 7-3-1 battery circuit battery circuit supplies srams and rtc (u14, rs5c372a) with voltage source and is used to drive clock and to save data when the main power is turned off. When th...

  • Page 41

    7 special circuit descriptions sam4s er-390 series 7-5 7-3 battery, rtc(clock), buzzer and cash drawer circuits 7-3-4 cash drawer driving circuit the circuit is used for opening cash drawer and driven by the q5(mmbt2222a),q1(ksd288-y). When its state is high level signal, q5(mmbt2222a) or q1 (ksd288...

  • Page 42

    7 special circuit descriptions 7-6 sam4s er-390 series 7-4 keyboard circuit the key board circuit consist of the scan signal of 12 lines and the return signal of 8-line. The cpu sends repeatedly and continuously the scan data s0 s ∼ 11 through the 74hct138(u21,u24). The key information input in the ...

  • Page 43

    7 special circuit descriptions sam4s er-390 series 7-7 7-5 thermal printer circuit the operating method of the thermal printer is similar to the vfd operating method. First, the cpu send a serial clock and serial data 384bits(48 bytes) to the thermal printer. The serial data are stored to a shift re...

  • Page 44

    7 special circuit descriptions 7-8 sam4s er-390 series 7-5 thermal printer circuit figure 7-10 thermal printer timing waveform clk data latch stb1,2,3 stb4,5,6 printing(1~192) printing(193~384) 384 bits 384 bits 384 bits.

  • Page 45: 8 Troubleshooting

    Sam4s er-390 series 8-1 8 troubleshooting 8-1. Power problem end power problem power out ok? On trans y n 1. Check the power cable 2. Check the power s/w board. 3. Check the power transformer. Power vdisp (+30v) ok? Power vdrv (+24v) ok? Y 1. Check the fuse (fu1) on main pba 2. Check the bridge diod...

  • Page 46

    8 troubleshooting 8-2 sam4s er-390 series 8-2 system problem end system problem reset signal ok? Y n 1. Check the ic m51953b(u8) 2. Check the 74hc14(u9). 3. Check the rst pattern on pcb. Power fail signal ok? Program ok? Y 1. Replace the eprom 2. Check the addr/data line pattern whether it is short....

  • Page 47

    8 troubleshooting sam4s er-390 series 8-3 8-3 vfd display problem end vfd problem control signal ok? Y n 1. Check the clk signal (cpu p9.5) (approx. 1mhz) 2. Check the data signal (cpu p9.6) 3. Check the latch signal (cpu p9.7) 4. Check the harness. Disconnect ok? Power vdisp, vcc ok? Y 1. Refer to ...

  • Page 48

    8 troubleshooting 8-4 sam4s er-390 series 8-4 thermal printer problem end thermal printer problem print ok? Y n 1. Check the control signal on cpu (data/clk/latch/strobe1,2,3,4) 2. Check the harness. 3. Check the related circuit and pattern. Power vcc v ph ok? Y 1. Refer to the power problem. 2. Che...

  • Page 49

    8 troubleshooting sam4s er-390 series 8-5 8-5 key board problem end key board problem key input failure ? Y n 1. Check the key scan part 74hc138(u21) 2. Check the key return part 74hct541(u23) 3. Check the related circuit and pattern 4. Check & change key board assy 5. Check the kbd connector on pba...

  • Page 50

    8 troubleshooting 8-6 sam4s er-390 series 8-6 drawer and spool motor problem drawer problem drawer open failure ? Y n 1. Check the drawer connector & harness. 2. Check the related circuit & component ksd288 (q1) mmbt2222a(q5) on main board.. 3. Check the solenoid in the drawer. Compulsory failure? 1...

  • Page 51

    8 troubleshooting sam4s er-390 series 8-7 8-7 rs-232c serial communication problem end rs-232c problem loop back failure? Y n 1. Perform the “self test” in the s-mode using the loop back test connector. 2. Check the connection of the rs-232c connector and loop back connector. 3. Check the txd,rxd pi...

  • Page 52

    8 troubleshooting 8-8 sam4s er-390 series memo.

  • Page 53

    Sam4s er-390 series 9-1 9 exploded views and parts list 9-1 exploded view figure9-1 total disassembly.

  • Page 54

    9 exploded views and parts list 9-2 sam4s er-390 series 9-2 parts list figure9-2 ass’y cover-printer a. Ass’y cover-printer no. Parts no. Description / specification q`ty design-location serviceable remark a jk97-20009a mea-cover printer 1 y a-1 jk72-20062a pmo-cover printer 1 n sam4s a-2 jk70-10320...

  • Page 55

    9 exploded views and parts list sam4s er-390 series 9-3 9-2 parts list c figure9-3 ass’y case-upper.

  • Page 56

    9 exploded views and parts list 9-4 sam4s er-390 series 9-2 parts list b. Ass’y case-upper no. Parts no. Description / specification q`ty design-location serviceable remark b-1 jk72-20215a pmo-cover mcr 1 y option b-2 6002-000319 screw-tapping 2 y b-3 jk70-10004a ipr-brkt mode_s/w 1 y b-4 jk96-10044...

  • Page 57

    9 exploded views and parts list sam4s er-390 series 9-5 9-2 parts list figure9-4 printer (stm-210).

  • Page 58

    9 exploded views and parts list 9-6 sam4s er-390 series 9-2 parts list figure9-5 lubrication points of the printer (stm-210).

  • Page 59

    9 exploded views and parts list sam4s er-390 series 9-7 9-2 parts list c. Ass’y printer no. Parts no. Description / specification q`ty design-location serviceable remark c jk59-20001a unit-printer:stm-210 1 y c-1 jk72-20001a pmo-cover top 1 y c-2 6001-000665 screw-machine 2 y c-3 jk70-30001a spring-...

  • Page 60

    9 exploded views and parts list 9-8 sam4s er-390 series 9-2 parts list ■ thermal printer head assembly replacement 1.Unscrew the bolt of cover front and disassemble it from the printer. 2. Open the cover top. 3. Disassemble the tph assembly by pulling the lower part of tph assembly and lift it up. 4...

  • Page 61

    9 exploded views and parts list sam4s er-390 series 9-9 9-2 parts list figure9-6 ass’y keyboard d. Ass’y keyboard no. Parts no. Description / specification q`ty design-location serviceable remark d jk59-30027a unit-keyboard 1 y d-1 jk81-20049a frame:90 key 1 n d-2 jk81-20049b key-rubber:90 key 1 n d...

  • Page 62

    9 exploded views and parts list 9-10 sam4s er-390 series 9-2 parts list - figure9-7 ass’y case-lower.

  • Page 63

    9 exploded views and parts list sam4s er-390 series 9-11 9-2 parts list e. Ass’y case-lower no. Parts no. Description / specification q`ty design-location serviceable remark e-1 6002-000174 screw-tapping 3 y jk92-01268a pba-main:lcd,2m,std 1 y jk92-01268b pba-main:mcr,2m,usa 1 y jk92-01268c pba-main...

  • Page 64

    9 exploded views and parts list 9-12 sam4s er-390 series 9-2 parts list a8 a10 a9 a7 b2 b1 b11 b12 b5 b3 b4 b7 b8 b6 b9 a3 a2 a1 a. Ass'y bill-coin (4b8c) b. Ass'y tray-till b10 a4 a5 a6 c. Ass'y housing e. Ass'y bottom d. Ass'y lock e1 e5 e2 e3 e4 e7 e6 e8 d1 d2 d3 d4 d11 d6 d7 d9 d10 d5 d8 c2 c1 c...

  • Page 65

    9 exploded views and parts list sam4s er-390 series 9-13 9-2 parts list f. Ass’y drawer (a) ass’y bill-coin (4b/8c, 5b/5c) no. Code no. Description / specification q`ty design-location serviceable remark jk97-20014a mea-unit bill coin: 4b8c 1 y a jk97-00407a mea-unit bill coin: 5b5c 1 y a-1 jk72-402...

  • Page 66

    9 exploded views and parts list 9-14 sam4s er-390 series 9-2 parts list (c) ass’y hiousing no. Code no. Description / specification q`ty design-location serviceable remark jk97-01074a mea-cover housing 1 y c jk97-01074b mea-cover housing: none hole(option) 1 y jk75-00026a mea-sub housing 1 y c-1 jk7...

  • Page 67: 10 Pcb Layout and Parts List

    Sam4s er-390 series 10-1 10 pcb layout and parts list 10-1 main pcb layout 10-1-1 main pcb (pcb: jk41-10552c) 10-1-1-1 component side view.

  • Page 68

    10 pcb layout and parts list 10-2 sam4s er-390 series 10-1 main pcb layout 10-1-1-2 parts list no part-no description / specification q’ty design location serviceable remarks - jk92-01268a pba main:er-390m,lcd,232*2,90key,2m 1 main b’d y europe - jk92-01268d pba main:er-390m,lcd,232*2,90key,6m 1 mai...

  • Page 69

    10 pcb layout and parts list sam4s er-390 series 10-3 10-1 main pcb layout 10-1-1-2 parts list (continued) no part-no description / specification q’ty design location serviceable remarks - 3711-004107 wafer;box-header,1r,5p,2.5mm,straight 1 cn5 y - 3711-004109 wafer;box-header,1r,8p,2.5mm,straight 1...

  • Page 70

    10 pcb layout and parts list 10-4 sam4s er-390 series 10-1 main pcb layout 10-1-1-2 parts list (continued) no part-no description / specification q’ty design location serviceable remarks 2007-000395 r-chip:150kohm,5%,1/8w,da,tp,2012 4 r58,r73,r83,r84 n - 2007-000406 r-chip:15kohm,1%,1/10w,da,tp,2012...

  • Page 71

    10 pcb layout and parts list sam4s er-390 series 10-5 10-2 stm-210 printer pcb layout 10-2-1 component side 10-2-2 parts list no part-no description / specification q’ty design location serviceable remarks - jk92-01224a pba sub-prt conn board:stm-210,er-650r 1 assy y - 3708-001390 connector-fpc/ffc/...

  • Page 72

    10 pcb layout and parts list 10-6 sam4s er-390 series 10-3 power switch pcb layout 10-3-1 component side view 10-3-2 parts list no part-no description / specification q’ty design location serviceable remarks - jk92-01227b pba sub-power sw:er-5200/5500,std 1 assy y - 3711-000190 connector-header:1wal...

  • Page 73

    10 pcb layout and parts list sam4s er-390 series 10-7 10-4 display layout 10-4-1 er-390 front display (vfd 10digit) 10-4-1-1 component side view 10-4-1-2 parts list (front display) no part-no description / specification q’ty design location serviceable remarks - jk92-01242a pba sub-380,display:futab...

  • Page 74

    10 pcb layout and parts list 10-8 sam4s er-390 series 10-4 display layout 10-4-2 er-390 rear display (vfd 10digit) 10-4-2-1 component side view 10-4-2-2 parts list (rear display) no part-no description / specification q’ty design location serviceable remarks - jk92-01231a pba sub-turret:er-5100/5200...

  • Page 75

    10 pcb layout and parts list sam4s er-390 series 10-9 10-5 fiscal layout 10-5-1 component side view 10-5-2 parts list 10-5-2-1 parts list (memory size = 1mbits) no part-no description / specification q’ty design location serviceable remarks - jk92-01294a pba sub-fiscal:er-420f,1m 1 ass’y y - 1102-00...

  • Page 76

    10 pcb layout and parts list 10-10 sam4s er-390 series 10-5 fiscal layout 10-5-2 parts list 10-5-2-2 parts list (memory size = 2mbits) no part-no description / specification q’ty design location serviceable remarks - jk92-01293a pba sub-fiscal:er-420f,2m 1 ass’y y - 1102-000136 ic-eprom:27c020,256kx...

  • Page 77: 11 Block Diagram

    Sam4s er-390 series 11-1 11 block diagram 11-1 er-390m receipt printer (stm-210) p/end vph lever power trans front (16*2 lcd) adc nrst nint0 cpu m30800sfp xin mot drive lb1838 vph on/off vprt +8.5v tph_clk, data latch, nstobe reset vcc vprt vdrv vdisp +5v +8.5v +24v +30v p/fail detect spool drive dr...

  • Page 78

    11 block diagram 11-2 sam4s er-390 series 11-2 er-390 / er-390f receipt printer (stm-210) p/end vph lever power trans rear(10digit) front(10digit) vfddrive adc nrst nint0 cpu m30800sfp xin mot drive lb1838 vph on/off vprt +8.5v tph_clk, data latch, nstobe reset vcc vprt vdrv vdisp +5v +8.5v +24v +30...

  • Page 79: 12 Wiring Diagram

    Sam4s er-390 series 12-1 12 wiring diagram 12-1 wiring pin connection main pba cn8 cn9 cn1 cn3 cn4 cn6 cn5 cn7 cn13 cn12 cn14.

  • Page 80

    12 wiring diagram 12-2 sam4s er-390 series cn8 = main to printer cn7=display (vfd) cn9 = main to fiscal pba i/f no signal name no signal name no. Signal name 1 vcc 1 sen_dispdiscon 1 fa17 2 lever sensor in 2 vcc 2 fa16 3 p/end sensor light 3 display_clk 3 fa7 4 p/end sensor in 4 display_latch 4 fa3 ...

  • Page 81: 13 Schematic Diagrams

    Sam4s er-390 series 13-1 13 schematic diagrams [ schematics sheet content ] 1. Main pcb schematics. 1) cpu block (er-390m) ------------------------------------------- 13-2 2) cpu block (er-390/er-390f) -------------------------------- 13-3 3) memory, rtc, decoder block ------------------------------...

  • Page 82

    13-2 sam4s er-390 series ds r2 ds r0 rx d0 ds r1 dt r1 tx d 1 red org brn blu grn 4 4 date 1 of 9 d(1) d(2) (m c r c ard d et ec t) d(4) d(5) d(7) a(1 ) a(2 ) a(4 ) a(5 ) a(7 ) a(9 ) a (10) rt c_s da rx d2 a (12) a (13) r44 100 r50 100 a (15) r43 100 a (17) a (18) _cs 3 _cs 2 r56 10k _cs 0 _w r r37 ...

  • Page 83

    Sam4s er-390 series 13-3 ds r2 rx d0 ds r0 dt r1 ds r1 tx d 1 4 4 dat e * of * d( 2) d( 1) d( 5) d( 4) d( 7) a(2 ) a(1 ) a(5 ) a(4 ) a(7 ) a (10) a(9 ) rx d2 rt c_s d a a (13) a (12) r4 4 100 r5 0 100 a (15) r4 3 100 a (18) a (17) _cs 2 _cs 3 r5 6 10k _cs 0 _w r r3 7 100 a dc_b a t s e n_p e nd s e ...

  • Page 84

    13-4 sam4s er-390 series _w r _w r _w r a (18) 4 4 dat e of 9 a (17) a (18) d( 6) d( 7) a (15) a (16) d( 6) d( 7) a (17) a (18) d( 6) d( 7) a (14) a (15) d( 3) d( 4) a (12) a (13) d( 3) d( 4) a (14) a (15) d( 3) d( 4) a (11) a (12) d( 0) d( 1) a(9 ) a (10) d( 0) d( 1) a (11) a (12) d( 0) d( 1) a(8 )...

  • Page 85

    Sam4s er-390 series 13-5 4 4 dat e 3 of 9 b u zze r vph _o n o f f 53m a 약 a3 file name s heet sungho, ki m int 0_p f a il w hen pow er o n, bat te ry c har gi ng ad c _bat is in k = typ. 18m a ext er nal bat ter y pow e r fai l & buzzer part drawn by 2006. 03. 16 er390m (m cr) m a in .S ch ab 1 1 2...

  • Page 86

    13-6 sam4s er-390 series _rd 4 4 date 4 of 9 d ispl ay_ d a t a 1. Serial data in 4. Gnd 3. Vdisp(+ 30v) d ispl ay_ c l k 6. Serial clock d( 2) d( 1) ld( 0 ) d( 5) d( 4) ld( 3 ) ld( 2 ) d( 7) ld( 6 ) ld( 5 ) 245_o e lcd_r/ w 5 cn6:e 6 cn6:f ld( 4 ) ld( 2 ) 11 cn6:k 12 cn6:l l1 17 cn6:q 18 cn6:r a3 f...

  • Page 87

    Sam4s er-390 series 13-7 rx d1 dt r1 ds r1 4 4 date 5 of 9 t x d0_o ut tx d 0 rx d0 ds r0_in dt r0_o ut ds r0 t x d2_o ut 4 cn4:d 2 cn4:b ds r2_in dt r2_o ut 10 cn4:j 8 cn4:h 7 cn4:g rx d1_in t x d1_o ut 16 cn4:p 14 cn4:n 13 cn4:m ds r1_in 22 cn4:v 20 cn4:t 19 cn4:s rx d1_in ds r1_in rx d2 ds r2_in ...

  • Page 88

    13-8 sam4s er-390 series _cs 1 4 4 dat e 6 of 9 d12 d( 0) d( 3) d( 2) l16 l15 a(1 ) d( 6) d( 5) l20 l19 l17 l22 _rd a(3 ) a(0 ) d31 a(2 ) a ll_cle a r 2 c n 15:b 3 c n 15:c a(4 ) a3 file name s heet sungho, ki m mo d e _s ig 4 c n 12:4 7 c n 12:7 7 cn13: g 200 r 109 2 cn14: b 5 cn13: e 200 r 111 5 c...

  • Page 89

    Sam4s er-390 series 13-9 4 4 da te 7 of note] ena1&2 = "h" active 5 p e nd_i n _l p e nd_i n _r st ep_ ph a st ep_ en mo t _a mo t _ a t p h _pst b# 2 11 tp h _p c lk mo t _b t p h_p la t ch t p h _pst b# 1 17 tp h _p d a t a 23 mo t _ b 29 mo t _ a mo t _a sen _l ever _i n pen d _i n _r sen _p en d...

  • Page 90

    13-10 sam4s er-390 series a(0 ) _cs 2 _rd 4 4 dat e 8 of 9 d( 5) d( 6) d( 2) d( 3) d( 0) fa (1 7) 29 fa (1 6) fa (5 ) fa (6 ) 23 25 fa (1 ) fa (2 ) cs _f is ca l_e p r o m 17 19 fa (1 4) fa (1 5) 37. 2m a fd (3 ) 11 13 fa (8 ) fa (1 2) 18. 4m a fd (6 ) fd (5 ) 5 7 fa (1 1) fa (1 0) fd (2 ) fd (1 ) h...

  • Page 91

    Sam4s er-390 series 13-11 4 4 date 9 of d4 m4 d7 m4 a3 file name sheet 9 sungho, kim 2 cn2 :b d5 m4 200 r134 d6 m4 note] over current sensing pattern h : 25mm d : 18mm 10k r13 power part drawn by 2006.03.16 er390m(mcr) main.Sch ab 1 1 2 2 siz e 1.0 b c d c7 4700uf 50v c40 100nf c28 100uf 50v 2200uf ...

  • Page 92

    13-12 sam4s er-390 series blue 2 2 red red 1 cn2 2 1 2 1 4 2 1 4 date of h130 4 1 2 ac 24v / 0. 15a cn1 cn3 a3 file name s heet sungho, ki m t o m a in p b a h130( therm a l fuse : ac250 / 2a, 136 ) ℃ con- w a ll; 2p, 7. 92m m ,1w ,s t power structure drawn by 2006. 03. 16 er390m (m cr) m a in .S ch...

  • Page 93

    Sam4s er-390 series 13-13 a f p3 p2 b g p7 p8 h p10 p2_b p1_a p5_c p4_g p7_d g8 g9 g5 g6 g2 g3 vf p1 dp vf p3_f g10 p6_e g1 g4 g7 2 p 3_f p 6_e p 8_dp p 6_e vf 6 p 4_g g1 0 vf d _sd in vf d _sc lk g7 g8 p 5_c p 2_b 12 g8 g7 vf d _st o r be g4 g5 p 7_d 18 g4 g5 4 cn1:d g1 g2 g2 g3 7 cn1:g p 5_c p 2_b...

  • Page 94

    13-14 sam4s er-390 series a p1 f p2 p4 e p6 c p5 com p9 1.0 p3 b 2 d p7 p10 siz e r e v date hyun-oh,yun shin heung precision co., ltd. Title : vfd part er-390 rear display drawn by 2002.10.28 d 1 g dp p8 p1_a p3_f p4_g p6_e p7_d g10 g9 g7 g6 g4 g3 g1 vf1 2 p6_e p2_b p5_c p7_d sen_dispdiscon g2 p3_f...

  • Page 95

    Sam4s er-390 series 13-15 a f p3 p2 b g p7 p8 h p10 p1_a p2_b p4_g p5_c p7_d g9 g8 g6 g5 g3 g2 p1 dp p3_f p6_e g10 g7 g4 g1 2 vf d _ sd in 3 cn1:c 4 cn1:d p 3_f p 4_g 6 cn1:f 7 cn1:g vf d _ sc l k vf d _ st o r be g9 p 8_dp v f d_la t c h vf d _ sd in g6 g7 g3 g4 g1 p 7_d p 1_a p 2_b g1 0 siz e r ev...

  • Page 96

    13-16 sam4s er-390 series a1 7 a6 a5 /ce /ce a1 7 d3 d5 d6 d2 d1 d0 a0 a1 d0 d1 2 a3 a4 d3 d4 a6 a7 d6 d7 a9 a1 0 a1 2 a1 3 a1 5 a1 6 12.5v 27c 2001 siz e r e v 1.3 date y. H. O a1 6 a2 a1 a1 5 a1 4 a1 2 a8 a1 0 a1 1 s h in h eung p recision c o ., ltd. Title : 1m / 2m bit f is c a l p c b drawn by ...

  • Page 97

    Sam4s er-390 series 13-17 64 64 64 64 ②① 2 3 vh 5 6 21 fpc 1 8 9 11 12 14 15 17 18 20 21 vh vh 12 3 1 2 4 5 tph pin layout ① ② 3 cn2: c 9 cn2: i gnd gnd 15 cn2: o t p h_p s t b #123 ns t b 2 ns t b 3 (c onn) 21 cn2: u vcc 27 cn2: a a t p h_p s t b #456 ns t b 5 ns t b 6 tp h _p c lk gnd 2 m o t_ b m...

  • Page 98

    13-18 sam4s er-390 series 2 rxd0rxd0 txd0txd0 t x d0_o ut gndgnd dsr0dsr0 ds r0_in dt r0_o ut 6 4 5 3 12 10 11 9 rx d0_in t x d0_o ut 18 16 17 15 dt r0_o ut ds r0_in rxd1rxd1 txd1txd1 t x d1_o ut 22 21 gndgnd dsr1dsr1 ds r1_in dt r1_o ut si ze r e v 1.2 dat e s.M.K 3 cn3 :c 6 cn3 :f rx d0_in t x d0_...

  • Page 99: Update Log

    Sam4s er-390 series update log application date page part # notes (cause & solution) s/bulletin use this page to record any special servicing information such as service bulletins or supplements. When possible, record changes to code numbers directly on the actual parts list. Always record service b...

  • Page 100

    ⓒ shin heung precision. June 2006 printed in korea v1.0 code no. : jk68-70112a.