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- Xerox
- Printer
- PHASER 3435
- Service Manual
Xerox PHASER 3435 Service Manual
Summary of PHASER 3435
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05/08 phaser 3435 service manual 708p89105.
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05/08 phaser 3435 phaser 3435 service documentation 708p89105 05/08 prepared by: xerox europe, global knowledge & language services, enterprise centre, p.O. Box 17, bessemer road, welwyn garden city, hertfordshire, al7 1bu, england. © 2008 xerox corporation. All rights reserved. Xerox®, the sphere o...
Page 3: Introduction
Service call procedures phaser 3435 - xerox confidential - draft 2 5/08 i introduction safety precautions ..................................................................................................................... Iii esd precautions ...........................................................
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Page 5: Safety Precautions
Introduction phaser 3435 5/08 iii safety precautions in order to prevent accidents and to prevent damage to the equipment, please read the precau- tions listed below carefully before servicing the machine and follow them closely. Warnings, cautions and notes warning a warning is used whenever an ope...
Page 6
Introduction iv 5/08 phaser 3435 materials 1. If the lcd control panel is damaged, it is possible for the liquid inside the display to leak. Contact with skin should be avoided, wash any splashes from eyes or skin immediately and contact your doctor. If the liquid gets into the mouth or is swallowed...
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Introduction phaser 3435 5/08 v 2. The machine contains many rollers, gears and fans. Take great care to ensure that you do not catch your fingers, hair or clothing in any of these rotating devices. 3. Do not place any small metal objects, containers of water, chemicals or other liquids close to the...
Page 8: Esd Precautions
Introduction vi 5/08 phaser 3435 esd precautions certain semiconductor devices can be easily damaged by static electricity. Such components are commonly called “electrostatically sensitive (es) devices”, or esds. Examples of typical esds are: integrated circuits, some field effect transistors, and s...
Page 9: Translated Warnings
Introduction phaser 3435 5/08 vii translated warnings the following is a list of all warnings used in this manual translated into french, italian, german and spanish. Warning a warning is used whenever an operating or maintenance procedure, practice, condition or state- ment, if not strictly observe...
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Introduction viii 5/08 phaser 3435 danger: les procédures de dépannage doivent être suivies à la lettre. Si les réglages ou véri- fications ne sont pas effectués suivant les instructions de ce manuel, il peut y avoir un risque d'exposition dangereuse au faisceau laser. Celui-ci peut provoquer des lé...
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Introduction phaser 3435 5/08 ix health and safety incident reporting i. Summary this section defines requirements for notification of health and safety incidents involving xerox products (equipment and materials) at customer locations. Ii. Scope xerox corporation and subsidiaries worldwide. Iii. Ob...
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Introduction x 5/08 phaser 3435 responsibilities for resolution: 1. Business groups/product design teams responsible for the product involved in the incident shall: a. Manage field bulletins, customer correspondence, product recalls, safety retrofits. B. Fund all field retrofits. 2. Field service op...
Page 13: 1 Service Call Procedures
Service call procedures phaser 3435 5/08 1-1 1 service call procedures scp 1 service call actions ...................................................................................................... 1-3 scp 2 cleaning ...................................................................................
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Page 15: Scp 1 Service Call Actions
Service call procedures phaser 3435 5/08 1-3 scp 1 service call actions procedure warning switch off the electricity to the machine. Disconnect the power cord from the customer supply while performing tasks that do not need electricity. Electricity can cause death or injury. Moving parts can cause i...
Page 16: Scp 2 Cleaning
Service call procedures 1-4 5/08 phaser 3435 scp 2 cleaning to keep the terminal in good working condition, the following operations should be carried out regularly: front panel keys and covers cleaning the front panel keys 1. Set the on/off switch to off (position 0). 2. Clean the top of the front ...
Page 17: Scp 3 Troubleshooting
Service call procedures phaser 3435 5/08 1-5 scp 3 troubleshooting procedure of checking the symptoms before attempting to repair the printer first obtain a detailed description of the problem from the customer. Figure 1.
Page 18: Scp 4 Final Actions
Service call procedures 1-6 5/08 phaser 3435 scp 4 final actions after the machine has been re-assembled, perform the steps that follow: 1. Exercise the machine in all modes. 2. Make a proof copy or print of a customer document. 3. If any of the customers selections were changed, return them to the ...
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Service call procedures phaser 3435 5/08 1-7 scp 5 consumables and replacement parts to avoid print quality and paper feed problems resulting from worn parts and to maintain the print- er in top working condition the following items will need to be replaced at the specified number of pages or when t...
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Page 21: 2 Status Indicator Raps
Status indicator raps phaser 3435 5/08 2-1 2 status indicator raps rap 1 led status error ........................................................................................................... 2-3 rap 2 error messages ................................................................................
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Page 23: Rap 1 Led Status Error
Status indicator raps phaser 3435 5/08 2-3 rap 1 led status error status description off • the printer is off-line and cannot print. • the printer is in power save mode. When data is received, it switches to on- line automatically. Green on the printer is on-line and can receive data from the comput...
Page 24: Rap 2 Error Messages
Status indicator raps 2-4 5/08 phaser 3435 rap 2 error messages message meaning suggested solutions door open the front cover or rear cover is not securely latched. Close the cover until it locks into place. Duplex jam 0 check inside paper has jammed during duplex printing. Clear the jam. Duplex jam...
Page 25
Status indicator raps phaser 3435 5/08 2-5 self diagnostic... The engine in your printer is checking some problems detected. Please wait a few minutes. Sleeping... The printer is on power save mode. When data is received, it switches to on-line automatically. Toner empty the print cartridge has run ...
Page 26
Status indicator raps 2-6 5/08 phaser 3435 rap 3 nothing displayed on lcd figure 1.
Page 27: Rap 4 Paper Jams
Status indicator raps phaser 3435 5/08 2-7 rap 4 paper jams clearing paper jams jams in the paper feed area in the tray 1. Pull the tray 1 figure 1 message location of jam paper jam 0 open/close door in the paper feed area (tray 1, optional tray 2, multi-purpose tray) paper jam 1 around the print ca...
Page 28
Status indicator raps 2-8 5/08 phaser 3435 2. Remove the jammed paper by gently pulling it straight out. Make sure that all of the paper is properly aligned in the tray 1. Figure 2 if the paper is not move when you pull, or if you do not see the paper in this area, check the fuser area around the pr...
Page 29
Status indicator raps phaser 3435 5/08 2-9 figure 4 5. Insert the trays back into the printer. Printing automatically resumes. In the multi-purpose tray 1. If the paper is not feeding properly, pull the paper out of the printer. Figure 5 2. Open and close the front cover to resume printing. Around t...
Page 30
Status indicator raps 2-10 5/08 phaser 3435 figure 1 2. Remove the jammed paper by gently pulling it straight out. Figure 2 3. Replace the print cartridge and close the front cover. Printing automatically resumes. In the paper exit area 1. Open and close the front cover. The jammed paper is automati...
Page 31
Status indicator raps phaser 3435 5/08 2-11 figure 1 if you do not see the jammed paper or if there is any resistance when you pull, stop and go to the next step. 3. Open the rear cover. 4. If you see the jammed paper, push the pressure lever on each side up and remove the paper. Return the pressure...
Page 32
Status indicator raps 2-12 5/08 phaser 3435 figure 3 6. Unfold the duplex guide fully. Figure 4 7. While pushing the fuser lever to the right, open the fuser door..
Page 33
Status indicator raps phaser 3435 5/08 2-13 figure 5 8. Pull the jammed paper out. If the jammed paper does not move when you pull, push the pressure lever on each side up to loose the paper, and then remove it. Figure 6 1 9. Return the lever, door, stopper, and guide to their original position. 10....
Page 34
Status indicator raps 2-14 5/08 phaser 3435 figure 1 2. Remove the jammed paper from the duplex unit. Figure 2 if the paper does not come out with the duplex unit, remove the paper from the bottom of the print- er..
Page 35
Status indicator raps phaser 3435 5/08 2-15 figure 3 duplex jam 1 1. Open the rear cover. 2. Unfold the duplex guide fully. Figure 4.
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Status indicator raps 2-16 5/08 phaser 3435 3. Pull the jammed paper out. Figure 5.
Page 37: Rap 5 Jam 0
Status indicator raps phaser 3435 5/08 2-17 rap 5 jam 0 1. Paper is not exited from the cassette. 2. Jam-0 occurs when the paper feeds into the printer. Figure 1.
Page 38
Status indicator raps 2-18 5/08 phaser 3435 figure 2.
Page 39: Rap 6 Jam 1
Status indicator raps phaser 3435 5/08 2-19 rap 6 jam 1 description 1. Paper is jammed in front of or inside the fuser. 2. Paper is stuck in the discharge roller and in the fuser just after passing through the feed sen- sor actuator. Figure 1.
Page 40
Status indicator raps 2-20 5/08 phaser 3435 figure 2.
Page 41: Rap 7 Jam 2
Status indicator raps phaser 3435 5/08 2-21 rap 7 jam 2 description 1. Paper is jammed in front of or inside the fuser. 2. Paper is stuck in the discharge roller and in the fuser just after passing through the actuator- feed. Figure 1.
Page 42: Rap 8 Jam Duplex 1
Status indicator raps 2-22 5/08 phaser 3435 rap 8 jam duplex 1 description a message “jam duplex 1” is displayed in a lcd window. Figure 1.
Page 43: Rap 9 Jam Duplex 2
Status indicator raps phaser 3435 5/08 2-23 rap 9 jam duplex 2 description a message “jam duplex 2” is displayed in a lcd window. Figure 1.
Page 44: Rap 10 Multi-Feeding
Status indicator raps 2-24 5/08 phaser 3435 rap 10 multi-feeding description multiple sheets of paper are fed at once. Figure 1.
Page 45
Status indicator raps phaser 3435 5/08 2-25 rap 11 paper rolled in the fuser description paper is jammed in the fuser. Figure 1.
Page 46
Status indicator raps 2-26 5/08 phaser 3435 rap 12 paper rolled on the opc drum description paper is rolled up in the opc. Figure 1.
Page 47: Rap 13 Fuser Error
Status indicator raps phaser 3435 5/08 2-27 rap 13 fuser error description a message “open fuser/over heat/low heat” is displace in a lcd panel. Figure 1.
Page 48: Rap 14 Lsu Error
Status indicator raps 2-28 5/08 phaser 3435 rap 14 lsu error description a message “pmotor error/hsync error” is displayed in a lcd panel. Figure 1.
Page 49
Status indicator raps phaser 3435 5/08 2-29 figure 2.
Page 50
Status indicator raps 2-30 5/08 phaser 3435 rap 15 fuser drive gear damage description the motor breaks away from its place due to gear melting away. Figure 1.
Page 51: Rap 16 Paper Empty
Status indicator raps phaser 3435 5/08 2-31 rap 16 paper empty description the paper lamp on the operator panel is on even when paper is loaded in the cassette. Figure 1.
Page 52
Status indicator raps 2-32 5/08 phaser 3435 rap 17 paper empty without indication description the paper lamp on the operator panel does not come on when the paper cassette is empty. Figure 1.
Page 53: Rap 18 Cover Open
Status indicator raps phaser 3435 5/08 2-33 rap 18 cover open description the error lamp is on even when the print cover is closed. Figure 1.
Page 54
Status indicator raps 2-34 5/08 phaser 3435 rap 19 no error message when the cover is open description the error message does not come on even when the printer cover is open. Figure 1.
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Status indicator raps phaser 3435 5/08 2-35 rap 20 defective motor operation description main motor is not driving when printing and paper does not feed into the printer. Figure 1.
Page 56: Rap 21 No Power
Status indicator raps 2-36 5/08 phaser 3435 rap 21 no power description when system power is turned on, all lamps on the operator panel do not come on. Figure 1.
Page 57
Status indicator raps phaser 3435 5/08 2-37 rap 22 printer not working (1) description while power turned on, the printer is not working in the printing mode. Figure 1.
Page 58
Status indicator raps 2-38 5/08 phaser 3435 rap 23 printer not working (2) description after receiving the printing order, no response at all or the low speed of printing occurs due to wrong setup of the environment rather than malfunction of the printer itself. Figure 1.
Page 59: Rap 24 Abnormal Printing
Status indicator raps phaser 3435 5/08 2-39 rap 24 abnormal printing description the printer is not working properly even when the cable has no problem (even after the cable is replaced). If the printer won’t work at all or the strange fonts are repeated, the printer driver may be defective or setup...
Page 60: Rap 25 Spool Error
Status indicator raps 2-40 5/08 phaser 3435 rap 25 spool error description to spool which stands for "simultaneous peripheral operations online" a computer document or task list (or "job") is to read it and store it, usually on a hard disk or larger storage medium so that it can be printed or otherw...
Page 61: Rap 26 Multi-Feed Error
Status indicator raps phaser 3435 5/08 2-41 rap 26 multi-feed error figure 1.
Page 62
Status indicator raps 2-42 5/08 phaser 3435 rap 27 no paper/add paper error figure 1.
Page 63: Rap 28 Open Cover Error
Status indicator raps phaser 3435 5/08 2-43 rap 28 open cover error figure 1.
Page 64: Rap 29 Fuser Door Open
Status indicator raps 2-44 5/08 phaser 3435 rap 29 fuser door open figure 1.
Page 65: Rap 30 Audible Noise
Status indicator raps phaser 3435 5/08 2-45 rap 30 audible noise figure 1.
Page 66: Rap 31 Scan Lock Error
Status indicator raps 2-46 5/08 phaser 3435 rap 31 scan lock error figure 1.
Page 67: 3 Image Quality
Image quality phaser 3435 5/08 3-1 3 image quality iq 1 test patterns .................................................................................................................... 3-3 iq 2 abnormal image printing and defective roller ..............................................................
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Page 69: Iq 1 Test Patterns
Image quality phaser 3435 5/08 3-3 iq 1 test patterns this product has the several sample patterns for maintenance. With the sample patterns, check the existence of the abnormality. The patterns help to regularly maintain the product. Printing a demo page print a demo page or a configuration sheet t...
Page 70
Image quality 3-4 5/08 phaser 3435 sample tests patterns the sample patterns shown below are the standard test patterns used in the factory.The life of the print cartridge, developer cartridge and printing speed are measured with the pattern shown below (5%). The a4 iso 19752 standard pattern sample...
Page 71
Image quality phaser 3435 5/08 3-5 iq 2 abnormal image printing and defective roller if abnormal image prints periodically, check the parts shown below. Figure 1 no roller abnormal image period kind of abnormal image 1 opc drum 75.5mm white spot, block spot 2 charge roller 37.7mm black spot 3 supply...
Page 72
Image quality 3-6 5/08 phaser 3435 iq 3 vertical black line and band description 1. Straight thin black vertical line occurs in the printing. 2. Dark black vertical band occur in the printing. Figure 1.
Page 73: Iq 4 Vertical White Line
Image quality phaser 3435 5/08 3-7 iq 4 vertical white line description white vertical voids in the image. Figure 1.
Page 74: Iq 5 Horizontal Black Band
Image quality 3-8 5/08 phaser 3435 iq 5 horizontal black band description dark or blurry horizontal stripes occur in the printing. Figure 1.
Page 75: Iq 6 Black/white Spot
Image quality phaser 3435 5/08 3-9 iq 6 black/white spot description 1. Dark or blurry spots occur periodically in the printing 2. White spots occur periodically in the printing. Figure 1.
Page 76: Iq 7 Light Image
Image quality 3-10 5/08 phaser 3435 iq 7 light image description the printed image is light, with no ghost. Figure 1.
Page 77
Image quality phaser 3435 5/08 3-11 iq 8 dark image or a black page description the printed image is dark. Figure 1.
Page 78: Iq 9 Uneven Density
Image quality 3-12 5/08 phaser 3435 iq 9 uneven density description print density is uneven between left and right. Figure 1.
Page 79: Iq 10 Background
Image quality phaser 3435 5/08 3-13 iq 10 background description light dark background appears in whole area of the printing. Figure 1.
Page 80: Iq 11 Ghost (1)
Image quality 3-14 5/08 phaser 3435 iq 11 ghost (1) description ghost occurs at 95 mm intervals of the opc drum in the whole printing. Figure 1.
Page 81
Image quality phaser 3435 5/08 3-15 figure 2.
Page 82: Iq 12 Ghost (2)
Image quality 3-16 5/08 phaser 3435 iq 12 ghost (2) description ghost occurs at 95 mm intervals of the opc drum in the whole printing. (when printing on card stock or transparencies using manual feeder) figure 1.
Page 83: Iq 13 Ghost (3): Fuser
Image quality phaser 3435 5/08 3-17 iq 13 ghost (3): fuser description ghost occurs at 82 or 92 mm intervals. Figure 1.
Page 84
Image quality 3-18 5/08 phaser 3435 iq 14 stains on the face of page description the background on the face of the printed page is stained. Figure 1.
Page 85
Image quality phaser 3435 5/08 3-19 iq 15 stains on back of page description the back of the page is stained at 57 or 92 mm intervals. Figure 1.
Page 86
Image quality 3-20 5/08 phaser 3435 iq 16 blank page print out (1) description blank page is printed. Figure 1.
Page 87
Image quality phaser 3435 5/08 3-21 iq 17 blank page print out (2) description 1. Blank page is printed. 2. One or several blank pages are printed 3. When the printer turns on, several blank pages print. Figure 1.
Page 88
Image quality 3-22 5/08 phaser 3435 iq 18 wrong print position description printing begins at wrong position on the paper..
Page 89: Iq 19 Curved Vertical Line
Image quality phaser 3435 5/08 3-23 iq 19 curved vertical line description when printing, vertical line get curved. Figure 1.
Page 90
Image quality 3-24 5/08 phaser 3435 iq 20 signs and measures of poor print cartridge table 1: fault signs cause & check solution light image and par- tially blank image (the life is ended.) • the printed image is light or unclean and untidy. • some part of the image is not printed. • periodically a ...
Page 91
Image quality phaser 3435 5/08 3-25 white black spot • light or dark black dots on the image occur periodically. • white spots occur in the image periodi- cally. 1. If light or dark periodical black dots occur, this is because the print cartridge rollers are contaminated with foreign substance or pa...
Page 92
Image quality 3-26 5/08 phaser 3435 ghost & image con- tamination • the printed image is too light or dark, or partially contami- nated black. • totally contaminated black. (black image printed out) • the density of printouts is too dark and ghost occurs. 1. The printed image is too light or dark, o...
Page 93: Iq 21 Low Toner
Image quality phaser 3435 5/08 3-27 iq 21 low toner figure 1.
Page 94
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Page 95: 4 Repairs And Adjustments
Repairs and adjustments phaser 3435 5/08 4-1 4 repairs and adjustments rep 1 front cover ................................................................................................................... 4-3 rep 2 mp tray assembly .......................................................................
Page 96
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Page 97: Rep 1 Front Cover
Repairs and adjustments phaser 3435 5/08 4-3 rep 1 front cover parts list on: pl 3 warning switch off the electricity to the machine. Disconnect the power cord from the customer supply while performing tasks that do not need electricity. Electricity can cause death or injury. Moving parts can cause ...
Page 98
Repairs and adjustments 4-4 5/08 phaser 3435 2. Open the cover. Figure 2 3. If necessary, remove the print cartridge. Figure 3.
Page 99
Repairs and adjustments phaser 3435 5/08 4-5 4. To remove the front cover, first pull the part below the both side of the front cover with a light pressure to the direction of arrow. Figure 4.
Page 100: Rep 2 Mp Tray Assembly
Repairs and adjustments 4-6 5/08 phaser 3435 rep 2 mp tray assembly parts list on: pl 3 warning switch off the electricity to the machine. Disconnect the power cord from the customer supply while performing tasks that do not need electricity. Electricity can cause death or injury. Moving parts can c...
Page 101
Repairs and adjustments phaser 3435 5/08 4-7 2. Pull the tray links from the both side of the front cover with a light pressure to the direction of arrow. Figure 2 3. Apply light pressure to the both side of the mp tray assembly and pull it in the direction of arrow, as shown below. Figure 3 tray li...
Page 102: Rep 3 Rear Cover
Repairs and adjustments 4-8 5/08 phaser 3435 rep 3 rear cover parts list on: pl 2 warning switch off the electricity to the machine. Disconnect the power cord from the customer supply while performing tasks that do not need electricity. Electricity can cause death or injury. Moving parts can cause i...
Page 103
Repairs and adjustments phaser 3435 5/08 4-9 2. Remove the four screws securing the rear cover and then release the rear cover from the machine. Figure 2 3. To remove the face up cover, first release the stopper strap in the direction of arrow. Figure 3 rear cover stopper strap.
Page 104
Repairs and adjustments 4-10 5/08 phaser 3435 4. Unlatch the face up cover from the rear cover and then release the face up cover, as shown below. Figure 4 face up cover.
Page 105: Rep 4 Fuser Assembly
Repairs and adjustments phaser 3435 5/08 4-11 rep 4 fuser assembly parts list on: pl 13 and pl 14 warning switch off the electricity to the machine. Disconnect the power cord from the customer supply while performing tasks that do not need electricity. Electricity can cause death or injury. Moving p...
Page 106
Repairs and adjustments 4-12 5/08 phaser 3435 3. Release the con harness and rec harness from the thermostat and then remove the three screws securing the thermostat and remove it. Figure 2 4. To remove the electrodes, first release rec harness from the left side of the electrode and then release th...
Page 107
Repairs and adjustments phaser 3435 5/08 4-13 5. Remove the two screws securing the input guide and remove it. Figure 4 6. Unplug the connector from the input guide and remove the one screw securing the thermis- tor and remove it. Figure 5 input guide thermistor.
Page 108
Repairs and adjustments 4-14 5/08 phaser 3435 7. Remove the three screws securing the idle gear bracket and remove it. Figure 6 8. Remove the one screw securing the fuser cover and release the fuser cover from the fuser frame. Figure 7 idle gear bracket fuser cover fuser frame.
Page 109
Repairs and adjustments phaser 3435 5/08 4-15 9. Release the fuser gear and hr bush and then remove the heat roller, as shown below. Figure 8 10. Remove the jam link lever (l,r) and jam holder (l,r) and then remove the pressure roller, as shown in figures 9 and 10. Figure 9 heat roller hr bush hr bu...
Page 110
Repairs and adjustments 4-16 5/08 phaser 3435 figure 10 jam holder jam link lever.
Page 111: Rep 5 Top Cover
Repairs and adjustments phaser 3435 5/08 4-17 rep 5 top cover parts list on: pl 2 warning switch off the electricity to the machine. Disconnect the power cord from the customer supply while performing tasks that do not need electricity. Electricity can cause death or injury. Moving parts can cause i...
Page 112
Repairs and adjustments 4-18 5/08 phaser 3435 3. To remove the top cover, first lift the top cover with a light pressure to the direction of arrow. Then unplug the ope harness, as shown below. Figure 2 ope harness.
Page 113: Rep 6 Ope Unit
Repairs and adjustments phaser 3435 5/08 4-19 rep 6 ope unit parts list on: pl 5 warning switch off the electricity to the machine. Disconnect the power cord from the customer supply while performing tasks that do not need electricity. Electricity can cause death or injury. Moving parts can cause in...
Page 114
Repairs and adjustments 4-20 5/08 phaser 3435 3. Release the key assembly. Figure 2 top cover key assembly.
Page 115
Repairs and adjustments phaser 3435 5/08 4-21 rep 7 side cover (left, right) parts list on: pl 2 warning switch off the electricity to the machine. Disconnect the power cord from the customer supply while performing tasks that do not need electricity. Electricity can cause death or injury. Moving pa...
Page 116
Repairs and adjustments 4-22 5/08 phaser 3435 3. Apply light pressure to the bottom of the right side cover and pull it to the right side in the direction of arrows, as shown below. Caution be careful not to damage the hooks when remove the side cover (left, right). Figure 2 4. Remove the one screw ...
Page 117
Repairs and adjustments phaser 3435 5/08 4-23 5. Apply light pressure to the bottom of the left side cover and pull it to the left side in the direc- tion of arrows, as shown below. Figure 4.
Page 118
Repairs and adjustments 4-24 5/08 phaser 3435 6. If necessary, pull the dimm cover in the direction of arrow and remove it, as shown below. Figure 5 left side cover dimm cover.
Page 119
Repairs and adjustments phaser 3435 5/08 4-25 rep 8 shield controller assembly parts list on: pl 1 warning switch off the electricity to the machine. Disconnect the power cord from the customer supply while performing tasks that do not need electricity. Electricity can cause death or injury. Moving ...
Page 120
Repairs and adjustments 4-26 5/08 phaser 3435 3. Remove the three screws securing the shield controller assembly and remove it. Figure 2 4. Remove the five screws securing the main pba to the shield and remove it. Figure 3 shield controller assembly insulator sheet shield main pba.
Page 121
Repairs and adjustments phaser 3435 5/08 4-27 5. The connectors are located, as shown below. Figure 4 led ope lcd ope cartridge lsu thermistor mpf sen mpf regi pick up lsu s/w bldc duplex usb line engine.
Page 122: Rep 9 Drive Assembly
Repairs and adjustments 4-28 5/08 phaser 3435 rep 9 drive assembly parts list on: pl 10 warning switch off the electricity to the machine. Disconnect the power cord from the customer supply while performing tasks that do not need electricity. Electricity can cause death or injury. Moving parts can c...
Page 123
Repairs and adjustments phaser 3435 5/08 4-29 3. If necessary, remove the four screws securing the bldc motor assembly and remove it. Figure 2 gear bracket assembly harness bldc motor assembly.
Page 124: Rep 10 Duplex Drive Assembly
Repairs and adjustments 4-30 5/08 phaser 3435 rep 10 duplex drive assembly parts list on: pl 1 warning switch off the electricity to the machine. Disconnect the power cord from the customer supply while performing tasks that do not need electricity. Electricity can cause death or injury. Moving part...
Page 125
Repairs and adjustments phaser 3435 5/08 4-31 3. If necessary, remove the two screws securing the duplex motor and remove it. Figure 2 harness bracket assembly duplex motor.
Page 126: Rep 11 Shield Smps Assembly
Repairs and adjustments 4-32 5/08 phaser 3435 rep 11 shield smps assembly parts list on: pl 1 warning switch off the electricity to the machine. Disconnect the power cord from the customer supply while performing tasks that do not need electricity. Electricity can cause death or injury. Moving parts...
Page 127
Repairs and adjustments phaser 3435 5/08 4-33 3. Remove the three screws securing the shield smps assembly and remove it. Figure 2 4. Unplug the connector (ac inlet) and remove the four screws securing smps and remove it. Figure 3 shield smps assembly ac inlet connector smps insulator sheet shield s...
Page 128: Rep 12 Connection Pcb
Repairs and adjustments 4-34 5/08 phaser 3435 rep 12 connection pcb parts list on: pl 8 warning switch off the electricity to the machine. Disconnect the power cord from the customer supply while performing tasks that do not need electricity. Electricity can cause death or injury. Moving parts can c...
Page 129
Repairs and adjustments phaser 3435 5/08 4-35 3. Remove the two screws securing the connection pcb and remove it. Figure 2 4. The connectors are located, as shown below. Figure 3 connection pcb hvps fan duplex exit motor duplex motor fan main.
Page 130: Rep 13 Fuser Drive Assembly
Repairs and adjustments 4-36 5/08 phaser 3435 rep 13 fuser drive assembly parts list on: pl 13 warning switch off the electricity to the machine. Disconnect the power cord from the customer supply while performing tasks that do not need electricity. Electricity can cause death or injury. Moving part...
Page 131
Repairs and adjustments phaser 3435 5/08 4-37 3. Remove the three screws securing the fuser drive assembly and remove it. Figure 2 4. If necessary, remove the two screws securing the step motor and remove it. Figure 3 fuser drive assembly step motor harness fuser exit bracket assembly.
Page 132: Rep 14 Fans
Repairs and adjustments 4-38 5/08 phaser 3435 rep 14 fans parts list on: pl 1 warning switch off the electricity to the machine. Disconnect the power cord from the customer supply while performing tasks that do not need electricity. Electricity can cause death or injury. Moving parts can cause injur...
Page 133
Repairs and adjustments phaser 3435 5/08 4-39 3. Remove the two screws securing the fans and then pull the fans (main, duplex). Figure 2 duplex fan main fan.
Page 134
Repairs and adjustments 4-40 5/08 phaser 3435 rep 15 pick-up roller assembly parts list on: pl 6 warning switch off the electricity to the machine. Disconnect the power cord from the customer supply while performing tasks that do not need electricity. Electricity can cause death or injury. Moving pa...
Page 135
Repairs and adjustments phaser 3435 5/08 4-41 figure 2 cam bush locker shaft.
Page 136
Repairs and adjustments 4-42 5/08 phaser 3435 rep 16 duplex guide housing (with feed roller) parts list on: pl 6 warning switch off the electricity to the machine. Disconnect the power cord from the customer supply while performing tasks that do not need electricity. Electricity can cause death or i...
Page 137
Repairs and adjustments phaser 3435 5/08 4-43 3. Unplug the one connector (photo interrupter) and remove the duplex guide housing (with feed roller), as shown below. Figure 2 4. Pull the feed roller from the bushing. Figure 3 photo interrupter connector duplex guide housing feed roller bushing.
Page 138: Rep 17 Hvps Housing
Repairs and adjustments 4-44 5/08 phaser 3435 rep 17 hvps housing parts list on: pl 6 warning switch off the electricity to the machine. Disconnect the power cord from the customer supply while performing tasks that do not need electricity. Electricity can cause death or injury. Moving parts can cau...
Page 139
Repairs and adjustments phaser 3435 5/08 4-45 3. Unplug the connector for connector pba and smps first. Unplug the other connections. Figure 2 4. If necessary, remove the three screws securing the hvps and remove it. Figure 3 duplex motor duplex guide housing engine connection pba & smps hvps insula...
Page 140: Rep 18 Cover Mid Front
Repairs and adjustments 4-46 5/08 phaser 3435 rep 18 cover mid front parts list on: pl 2 warning switch off the electricity to the machine. Disconnect the power cord from the customer supply while performing tasks that do not need electricity. Electricity can cause death or injury. Moving parts can ...
Page 141: Rep 19 Mpf Housing
Repairs and adjustments phaser 3435 5/08 4-47 rep 19 mpf housing parts list on: pl 9 warning switch off the electricity to the machine. Disconnect the power cord from the customer supply while performing tasks that do not need electricity. Electricity can cause death or injury. Moving parts can caus...
Page 142
Repairs and adjustments 4-48 5/08 phaser 3435 3. To remove the mp pick up assembly, first lift the notch attached to the left side stopper so that it's slide the right to left from the shaft, then left side idler slid the right to left from the shaft and take out the mp pick up assembly, as shown be...
Page 143: Rep 20 Feed Roller Parts
Repairs and adjustments phaser 3435 5/08 4-49 rep 20 feed roller parts parts list on: pl 6 and pl 7 warning switch off the electricity to the machine. Disconnect the power cord from the customer supply while performing tasks that do not need electricity. Electricity can cause death or injury. Moving...
Page 144
Repairs and adjustments 4-50 5/08 phaser 3435 3. Pull up the feed idle shaft and the bushes (with spring). Figure 2 4. Release the e-ring securing the feed 2 gear and remove it. Figure 3 feed idle shaft spring bush e-ring feed 2 gear.
Page 145
Repairs and adjustments phaser 3435 5/08 4-51 5. Remove the three screws securing the feed bracket unit and then remove the feed bracket unit and feed 2 shaft. Figure 4 6. If necessary, release the three e-rings. Pull up the feed 1 roller from the bushing, as the gears (t2 idle, retard, idle) and th...
Page 146
Repairs and adjustments 4-52 5/08 phaser 3435 7. Remove the clutch unit, as shown below. Figure 6 8. Pull up the feed 1 roller from the bushing, as shown below. Figure 7 clutch unit feed shaft feed 1 gear assembly feed 1 roller.
Page 147
Repairs and adjustments phaser 3435 5/08 4-53 rep 21 pick up gear assembly & solenoids parts list on: pl 6 warning switch off the electricity to the machine. Disconnect the power cord from the customer supply while performing tasks that do not need electricity. Electricity can cause death or injury....
Page 148
Repairs and adjustments 4-54 5/08 phaser 3435 3. Remove the two screws securing the manual solenoid and feed solenoid and then remove the solenoids, as shown below. Figure 2 feed solenoid manual solenoid.
Page 149: Rep 22 Exit Roller
Repairs and adjustments phaser 3435 5/08 4-55 rep 22 exit roller parts list on: pl 7 warning switch off the electricity to the machine. Disconnect the power cord from the customer supply while performing tasks that do not need electricity. Electricity can cause death or injury. Moving parts can caus...
Page 150: Rep 23 Lsu
Repairs and adjustments 4-56 5/08 phaser 3435 rep 23 lsu parts list on: pl 1 warning switch off the electricity to the machine. Disconnect the power cord from the customer supply while performing tasks that do not need electricity. Electricity can cause death or injury. Moving parts can cause injury...
Page 151: Rep 24 Terminal
Repairs and adjustments phaser 3435 5/08 4-57 rep 24 terminal parts list on: pl 7 warning switch off the electricity to the machine. Disconnect the power cord from the customer supply while performing tasks that do not need electricity. Electricity can cause death or injury. Moving parts can cause i...
Page 152: Rep 25 Transfer Roller Parts
Repairs and adjustments 4-58 5/08 phaser 3435 rep 25 transfer roller parts parts list on: pl 8 warning switch off the electricity to the machine. Disconnect the power cord from the customer supply while performing tasks that do not need electricity. Electricity can cause death or injury. Moving part...
Page 153
Repairs and adjustments phaser 3435 5/08 4-59 3. Release the ptl holder, as shown below. Figure 2 4. To remove the transfer roller, first pull the tr holder and then take out the transfer roller, as shown below. Figure 3 note: do not grab the rubber part of the transfer roller, it may cause a malfun...
Page 154
Repairs and adjustments 4-60 5/08 phaser 3435 this page is intentionally blank.
Page 155: 5 Parts List
Parts list 5-1 5/08 phaser 3435 5 parts list pl 1 main parts list ................................................................................................................. 5-2 pl 2 cover assembly ...................................................................................................
Page 156: Pl 1 Main Parts List
Parts list 5-2 5/08 phaser 3435 pl 1 main parts list.
Page 157: Pl 1 Main Parts List
Parts list phaser 3435 5/08 5-3 pl 1 main parts list no. Part no. Description qt’y remark 5.1-0 - machine 5.1-1 - ela hou-frame 220v 1 5.1-1 - ela hou-frame 110v 1 5.1-2 007n01561 ela unit-main drive 1 5.1-3 002n02783 ela hou-mpf 1 5.1-6 127n07328 fan-dc 1 rep 14 5.1-7 127n07485 fan-dc 1 rep 14 5.1-...
Page 158: Pl 2 Cover Assembly
Parts list 5-4 5/08 phaser 3435 pl 2 cover assembly.
Page 159: Pl 2 Cover Assembly
Parts list phaser 3435 5/08 5-5 pl 2 cover assembly no. Part no. Description qt’y remark 5.2-0 - mea-cover 1 5.2-0 - mea-cover 1 5.2-1 - mea-cover middle 1 rep 18 5.2-1-1 - cover-m_middle 1 5.2-1-2 - pmo-m-sub actuator 1 5.2-1-3 - cap-m_sub actuator 1 5.2-2 - mea-cover top 1 rep 5 5.2-2-1 - cover-m_...
Page 160: Pl 3 Front Cover Assembly
Parts list 5-6 5/08 phaser 3435 pl 3 front cover assembly.
Page 161: Pl 3 Front Cover Assembly
Parts list phaser 3435 5/08 5-7 pl 3 front cover assembly no. Part no. Description qt’y remark 5.3-0 - mea-cover front 1 rep 1 5.3-1 - cover-m_front 1 5.3-2 - holder-m_locker 1 5.3-3 - spring etc-cis(c2) 1 5.3-4 - knob-m_locker 1 5.3-5 - tray-m-asf_input 1 5.3-6 - tray-m-link_mp 2 5.3-7 - tray-m-asf...
Page 162: Pl 4 Rear Cover Assembly
Parts list 5-8 5/08 phaser 3435 pl 4 rear cover assembly.
Page 163: Pl 4 Rear Cover Assembly
Parts list phaser 3435 5/08 5-9 pl 4 rear cover assembly no. Sec.Code description qt’y remark 5-8 no. Part no. Description qt’y remark 5.4-0 - mea-cover rear 1 5.4-1 - cover-rear 1 5.4-2 - cover-m_face up 1 5.4-3 - cover-m stacker rear 1 5.4-4 - guide-output fuser 1 5.4-5 - stopper-m-strap 1 5.4-6 -...
Page 164: Pl 5 Ope Cover Assembly
Parts list 5-10 5/08 phaser 3435 pl 5 ope cover assembly.
Page 165: Pl 5 Ope Cover Assembly
Parts list phaser 3435 5/08 5-11 pl 5 ope cover assembly no. Part no. Description qt’y remark 5.5-1 - mea-cover top 1 rep 5 5.5-2 - keys assembly 1 rep 6 5.5-3 - pba sub-ope 1 rep 6.
Page 166: Pl 6 Frame (1 Of 3)
Parts list 5-12 5/08 phaser 3435 pl 6 frame (1 of 3).
Page 167: Pl 6 Frame (1 Of 3)
Parts list phaser 3435 5/08 5-13 pl 6 frame (1 of 3) no. Part no. Description qt’y remark 5.6-0 - ela hou-frame 220v 1 5.6-0 - ela hou-frame 110v 1 5.6-1 - frame-m_base 1 5.6-2 - frame-m_exit 1 5.6-3 - ela hou-guide dup f 1 rep 16 5.6-3-1 - guide-m_front duplex 1 5.6-3-2 - lever-actuator empty 1 5.6...
Page 168: Pl 7 Frame (2 Of 3)
Parts list 5-14 5/08 phaser 3435 pl 7 frame (2 of 3).
Page 169: Pl 7 Frame (2 Of 3)
Parts list phaser 3435 5/08 5-15 pl 7 frame (2 of 3) no. Part no. Description qt’y remark 5.6-11 - shaft-m_feed2 1 5.6-12 - gear-feed2 z27 1 5.6-13 - ring-e 1 5.6-14 - pmo-bushing feed 3 5.6-15 022n02080 roller-feed roller 1 1 rep 20 5.6-17 - pmo-locker cst 2 5.6-18 - spring-ts 1 5.6-19 - cam-m-pick...
Page 170: Pl 8 Frame (3 Of 3)
Parts list 5-16 5/08 phaser 3435 pl 8 frame (3 of 3).
Page 171: Pl 8 Frame (3 Of 3)
Parts list phaser 3435 5/08 5-17 pl 8 frame (3 of 3) no. Part no. Description qt’y remark 5.6-39 - ground-p-fuser 1 5.6-40 - ground-p-motor fuser 1 5.6-41 - ground-p-shield smps 1 5.6-42 - ground-p-guide tr 1 5.6-43 - mec-terminal 4 5.6-43-1 - spring etc-hv apollo 1 5.6-43-2 - ipr-terminal 1 5.6-44 ...
Page 172: Pl 9 Mp Assembly
Parts list 5-18 5/08 phaser 3435 pl 9 mp assembly.
Page 173: Pl 9 Mp Assembly
Parts list phaser 3435 5/08 5-19 pl 9 mp assembly no. Part no. Description qt’y remark 5.9-0 - ela hou-mpf 1 rep 19 5.9-1 - frame-m_mp 1 5.9-2 - mea-idle feed 1 5.9-2-1 - holder-m_idle feed 1 5.9-2-2 - spring etc-exit lower idle 2 5.9-2-3 - holder-m_shaft idle 2 5.9-2-4 - roller-idle feed 1 5.9-2-5 ...
Page 174: Pl 10 Main Drive Assembly
Parts list 5-20 5/08 phaser 3435 pl 10 main drive assembly.
Page 175: Pl 10 Main Drive Assembly
Parts list phaser 3435 5/08 5-21 pl 10 main drive assembly no. Part no. Description qt’y remark 5.10-0 007n01561 ela unit-main drive 1 rep 9 5.10-1 - motor dc-bldc main 1 rep 9 5.10-2 - bracket-p-gear main 1 5.10-3 - bracket-p-motor main 1 5.10-4 - gear-opc rdcn 93/61 1 5.10-5 - gear-opc drv 113/33 ...
Page 176: Pl 11 Fuser Drive Assembly
Parts list 5-22 5/08 phaser 3435 pl 11 fuser drive assembly.
Page 177: Pl 11 Fuser Drive Assembly
Parts list phaser 3435 5/08 5-23 pl 11 fuser drive assembly exploded views & parts list no. Part no. Description qt’y remark 5.11-0 - ela hou-fuser drive 1 rep 13 5.11-1 - bracket-p-fuser exit 1 5.11-2 127n07560 motor step-main 1 rep 13 5.11-3 - gear-exit rdcn 87/24 1 5.11-4 - ring-e 1 5.11-5 - ring...
Page 178: Pl 12 Duplex Unit
Parts list 5-24 5/08 phaser 3435 pl 12 duplex unit.
Page 179: Pl 12 Duplex Unit
Parts list phaser 3435 5/08 5-25 pl 12 duplex unit exploded views & parts list no. Part no. Description qt’y remark 5.12-0 - mea unit-duplex 1 5.12-1 - frame-m_dup 1 5.12-2 - bracket-p-align dup 1 5.12-3 - bush-m-feed, dup 4 5.12-4 - roller-feed_dup2 1 5.12-4 - roller-feed_dup 1 5.12-5 - pulley-18_d...
Page 180: Pl 13 Fuser Unit (1 Of 2)
Parts list 5-26 5/08 phaser 3435 pl 13 fuser unit (1 of 2).
Page 181: Pl 13 Fuser Unit (1 Of 2)
Parts list phaser 3435 5/08 5-27 pl 13 fuser unit (1 of 2) no. Part no. Description qt’y remark 5.13-0 126n00291 ela unit-fuser (110v) 1 rep 4 5.13-0 126n00290 ela unit-fuser (220v) 1 rep 4 5.13-1 - cover-fuser_upper 1 5.13-2 - gear-exit 1 5.13-3 022n02365 roller-pressure 1 5.13-4 022n02301 roller-p...
Page 182: Pl 14 Fuser Unit (2 Of 2)
Parts list 5-28 5/08 phaser 3435 pl 14 fuser unit (2 of 2).
Page 183: Pl 14 Fuser Unit (2 Of 2)
Parts list phaser 3435 5/08 5-29 pl 14 fuser unit (2 of 2) no. Part no. Description qt’y remark 5.14-23 - guide-claw 4 5.14-24 - spring etc-claw 4 5.14-25 - pex-roller f/up(2) 5 5.14-26 - iex-shaft idle,f/up 5 5.14-27 - shaft-exit_f/up 1 5.14-28 - bush-tx 3 5.14-29 - rubber-exit_f/up 2 5.14-30 - act...
Page 184: Pl 15 Cassette Unit
Parts list 5-30 5/08 phaser 3435 pl 15 cassette unit.
Page 185: Pl 15 Cassette Unit
Parts list phaser 3435 5/08 5-31 pl 15 cassette unit no. Part no. Description qt’y remark 5.15-0 - mea unit-cassette 1 5.15-1 - adjust-m-cassette_l 1 5.15-2 - adjust-m-cassette_r 1 5.15-3 - gear-pinion 1 5.15-4 - mea unit-holder pad 1 5.15-4-1 - holder-m-pad 1 5.15-4-2 - sheet-holder pad r2 1 5.15-4...
Page 186
Parts list 5-32 5/08 phaser 3435 this page is intentionally blank.
Page 187
General procedures and information phaser 3435 5/08 6-1 6 general procedures and information gp 1 product specifications .................................................................................................... 6-3 gp 2 system overview ........................................................
Page 188
General procedures and information 6-2 5/08 phaser 3435 this page is intentionally blank.
Page 189: Gp 1 Product Specifications
General procedures and information phaser 3435 5/08 6-3 gp 1 product specifications overview up to 33ppm (ltr. 35ppm) usb 2.0, ieee1284 10k print cartridge (4k standard) pcl6, ps3, 1200x1200dpi built in duplex -250 sheet cassette -50 sheet mp -250 sheet opt. Scf 400 mhz, 64mb standard -10/100 base t...
Page 190
General procedures and information 6-4 5/08 phaser 3435 paper handling driver default driver spl supporting os windows 2000/xp/2003/vista various linux os including red hat, caldera, debian, mandrake, slackware,suse and turbo linux mac os 8.6~9.2/10.1~10.4 whql windows xp/2000/2003 compatibility pcl...
Page 191
General procedures and information phaser 3435 5/08 6-5 media sizes - a4, a5, a6, letter, legal, folio, oficio, executive,iso b5, jis b5,3"x5",monarch, no.10, dl, c5, c6 media type - plain paper, transparency, envelope, labels, post card, card stock media weight - 16~43lb (60 to 163g/) sensing - pap...
Page 192
General procedures and information 6-6 5/08 phaser 3435 consumables reliability & service environment memory the phaser 3435 has 64mb of memory which can be expanded to 320mb. Item condition description toner black 4,000 pages @ iso 19752 coverage (standard 4,000 pages, high yield10,000 pages) key e...
Page 193
General procedures and information phaser 3435 5/08 6-7 others item condition description memory upgradable mem. Slot 1 ea upgradable mem. Type 100 pin sdram dimm upgradable mem. Unit 128mb, 256mb sensor paper empty yes paper size no media type no paper full no service service item & period 1. Trans...
Page 194: Gp 2 System Overview
General procedures and information 6-8 5/08 phaser 3435 gp 2 system overview construction summary the phaser 3435 is consisted of the engine parts and f/w, and said engine parts is consisted of the mechanical parts comprising frame, feeding, developing, driving, transferring, fusing, cab- inet and h...
Page 195
General procedures and information phaser 3435 5/08 6-9 feeding section • feeding method: universal cassette type • feeding standard: centre loading • feeding capacity: cassette 250 sheets (75g/20lb standard paper) figure 2 figure 3 transfer assembly • in warranty (life time): within 70,000 sheets p...
Page 196
General procedures and information 6-10 5/08 phaser 3435 figure 4 product specification and feature driver assembly • main motor assembly is for cassette, mpf and print cartridge. • exit motor assembly is for fuser, exit roller and the initial duplex feeding..
Page 197
General procedures and information phaser 3435 5/08 6-11 figure 5 figure 6 fuser assembly • fusing type: lamp type • heat roller: [28.3 with 0.1 crown] • pressure roller pressure roller 2: [electrically conductive] • thermistor - temperature detecting sensor • thermostat - overheat protection device...
Page 198
General procedures and information 6-12 5/08 phaser 3435 figure 7 lsu • lsu is consist of ld (laser diode) and polygon motor control. When the controller generate the printing signal ld will turn on and polygon motor starts. If the receiving part in lsu detect the beam and then hsync is generated. W...
Page 199
General procedures and information phaser 3435 5/08 6-13 figure 8 duplex unit • available paper: letter, legal, folio, oficio and a4..
Page 200
General procedures and information 6-14 5/08 phaser 3435 figure 9 optional tray (scf) • for customer convenience in managing paper • capacity: 250 sheets figure 10
Page 201
General procedures and information phaser 3435 5/08 6-15 gp 3 mechanical parts specifications frame • material: pc + abs v0 nh-1000t(cheil industries) • weight: 1.0kg feeding part • feeding type: universal cassette type • feeding standard: centre loading • feeding qty: cassette 250 sheets (75g/20ib ...
Page 202
General procedures and information 6-16 5/08 phaser 3435 driver assembly motor • spec: bldc 62 dia + pm 55 dia motor (2-2 bipolar) + pm 42 dia motor (2-2 bipolar) • pull-out torque: bldc 62 dia: 1500 gf.Cm(based on actual value) or more (1342.4rpm, 1.8a) pm 55 dia: 1490gf.Cm(based on actual value) o...
Page 203
General procedures and information phaser 3435 5/08 6-17 temperature-interception device (thermostat) • thermostat type: non-contact type thermostat • control temperature: 170 degrees c +/-5 degrees c • thermostat-roller gap: 1.6 +/-0.2mm temperature detecting sensor (thermistor) • thermistor type: ...
Page 204
General procedures and information 6-18 5/08 phaser 3435 safety relevant facts • protecting device when overheating -1st protecting device: h/w cuts off when detecting an overheating -2st protecting device: s/w cuts off when detecting overheating -3st protecting device: thermostat cuts off the power...
Page 205
General procedures and information phaser 3435 5/08 6-19 developing roller • roller type: conductive elastic roller • rotary speed: 203.06 mm/sec • roller bias: -220v ~ -400 20v • control type: bias pwm control type • roller material: conductive nbr + surface uv process -structure: mono layer -resis...
Page 206
General procedures and information 6-20 5/08 phaser 3435 charging portion • type: conductive roller contact-charge • rotary velocity: 179.7 mm/sec • surface potential: -760 +/-70v (based on opc, n/n cond.) • residual potential: -130 v or less (initial) • control type: bias pwm control • roller mater...
Page 207
General procedures and information phaser 3435 5/08 6-21 asic(spgpv3) • cpu core: arm1020e -32kb instruction cache and 32kb data cache • operating frequency -cpu core: over 300mhz -system bus: 100mhz • sdramc -32bits only, 100mhz -5 banks (up to 128mb per bank) • romc -4 banks (up to 16mb per bank) ...
Page 208
General procedures and information 6-22 5/08 phaser 3435 memory • flash memory: it stores system program and downloads the system program through pc interface, and in case of model for export it compresses the pcl font, then stores it. -capacity: 32m byte (nand flash) -random access time: 10 us (max...
Page 209
General procedures and information phaser 3435 5/08 6-23 flash memory it stores the system program and downloads system program through the pc interface. • capacity: 16m byte (nor flash) • access time: 90ns • page read time: 25ns sdram it is used as swath buffer, system working memory area, etc. Whi...
Page 210
General procedures and information 6-24 5/08 phaser 3435 • motor driving the main motor driving circuits is on the bldc motor assembly unit. Main controller has the interfacing circuits. There is motor driver ic on the motor control board of motor assembly unit. The exit motor driving circuits is fo...
Page 211
General procedures and information phaser 3435 5/08 6-25 -output voltage control method: transfer output voltage is outputted and controlled by changing duty of thvpwm signal. 10% duty: +650v, 90% duty: +5kv 5% • charge voltage (mhv) -input voltage: 24 v dc 15% -output voltage: -1.3kv ~ -1.8kv dc 50...
Page 212
General procedures and information 6-26 5/08 phaser 3435 figure 2 smps (switching mode power supply) it is the power source of entire system. It is assembled by an independent module, so it is possible to use for common use. It is mounted at the side of the machine. It is consisted of the smps part,...
Page 213
General procedures and information phaser 3435 5/08 6-27 table 2: consumption power figure 3 • length of power cord: 1830 50mm • power switch: use • feature -insulating resistance: 100 or more (at dc 500v) -withstanding voltage: must be no problem within 1 min.(at 1000v-lv model / 1500vac-hv model,1...
Page 214
General procedures and information 6-28 5/08 phaser 3435 tions) -rising time: within 2sec -falling time: over 20ms -surge: bi-wave 3kv normal, 6kv - common • environment condition - operating temperature range: 0 40 - maintaining temperature range: -25 85 - preserving humidity condition: 30% 90% rh ...
Page 215
General procedures and information phaser 3435 5/08 6-29 table 4: • transfer the charging voltage, developing voltage and the transfer voltage are controlled by pwm (pulse width modulation). The each output voltage is changeable due to the pwm duty. The transfer voltage admitted when the paper passe...
Page 216
General procedures and information 6-30 5/08 phaser 3435 engine informs the error status of the main system. And then the error message is dis- played at lcd window or led informing the error status of the user. • over heat error for overall engine state, if the temperature of the fixing unit is hig...
Page 217
General procedures and information phaser 3435 5/08 6-31 s/w descriptions overview the software of the system is constructed with 1. Host software part that the application software operated in window and web environment, and 2. Firmware parts that is a embedded software controls printing job. Archi...
Page 218
General procedures and information 6-32 5/08 phaser 3435 data and control flow figure 6 the above block diagram is explained that: host side is made up of 1. Driver that is windows application software translate printed data to one of printer language and create spooler file. 2. Web-based applicatio...
Page 219
General procedures and information phaser 3435 5/08 6-33 firmware side is made up of 1. Network interface card is that relay the communication between host and kernel using vari- ous network protocol, 2. Kernel is that manages the flow control of emulation procedure, receiving data from host or netw...
Page 220
General procedures and information 6-34 5/08 phaser 3435 gp 4 screws used in the printer no. Location description & specification qt’y s1(bh short) screw- machine;bh,+,m3,l6,zpc(wht),swrch18 a,-, 3 screw- machine;bh,+,m3,l6,zpc(wht),swrch18 a,-, 2 s2(ph long) shield+parrallel port screw-machine;ph,+...
Page 221
General procedures and information phaser 3435 5/08 6-35 screw-taptite;pwh,+,b,m3,l10,ni plt,swrch18a 3 frame dup+bracket align dup screw-taptite;pwh,+,b,m3,l10,ni plt,swrch18a 2 frame dup+guide upper dup screw-taptite;pwh,+,b,m3,l10,ni plt,swrch18a 4 cover front+holder locker screw-taptite;pwh,+,b,...
Page 222
General procedures and information 6-36 5/08 phaser 3435 s11(bh short) lsu+frame base screw-taptite;bh,+,b,m4,l10,ni plt,swrch18a 4 s12(bh long) screw-tap- tite;ph,+,wsp,b,m3,l10,zpc(wht),swrch 18a, 3.
Page 223: Gp 5 System Set-Up
General procedures and information phaser 3435 5/08 6-37 gp 5 system set-up this chapter provides step by step information on setting up the printer.This chapter includes: • using control panel menus • menu overview • printing a demo page • changing the display language • using toner save mode using...
Page 224
General procedures and information 6-38 5/08 phaser 3435 figure 1.
Page 225
General procedures and information phaser 3435 5/08 6-39 basic operation of panel status” led description off power off / sleep mode (when data receive it’ll wake-up) green on ready status blink blink slowly: data comm. Status blink fast: printing status red on error which needs user action (toner e...
Page 226
General procedures and information 6-40 5/08 phaser 3435 operation map figure 2 error type legacy models error platform model error recoverable error error which can be recoverable ex) jam, paper empty, etc. Error which doesn’t need any special user actions ex) paper mismatching, manual printing in ...
Page 227
General procedures and information phaser 3435 5/08 6-41 gp 6 download and reset firmware figure 1.
Page 228
General procedures and information 6-42 5/08 phaser 3435 firmware upgrade method if the firmware needs to be upgraded, the firmware file and usbprn file are requested. Check that the machine is in a "ready" condition with the power on. The firmware can be upgrad- ed by the following methods: 1. Cent...
Page 229
General procedures and information phaser 3435 5/08 6-43 gp 7 tips for avoiding paper jams by selecting the correct media types, most paper jams can be avoided. • ensure that the adjustable guides are positioned correctly. • do not overload the tray. Ensure that the paper level is below the paper ca...
Page 230
General procedures and information 6-44 5/08 phaser 3435 gp 8 acronyms and abbreviations the table below explains the abbreviations and acronyms used in this service manual. Where ab- breviations or acronyms are used in the text please refer to this table. Table 1: acronyms and abbreviations abbrevi...
Page 231
General procedures and information phaser 3435 5/08 6-45 gdi graphics device interface gnd ground hbp host based printing hdd hard disk drive h/h high temperature and high marshy place hv high voltage hvps high voltage power supply i/f interface i/o input and output ic integrated circuit ide intelli...
Page 232
General procedures and information 6-46 5/08 phaser 3435 pcl printer command language, printer control language pdl page description language ppm page per minute pps pulse per second ps post script ptl pre-transfer lamp pwm pulse width modulation q-pid quick printer initiating device q’ty quantity r...
Page 233
General procedures and information phaser 3435 5/08 6-47 gp 9 selecting printer locations leave enough room to open the printer trays, covers, and allow for proper ventilation. (see dia- gram below) provide the proper environment: -a firm, level surface -away from the direct airflow of air condition...
Page 234
General procedures and information 6-48 5/08 phaser 3435 gp 10 parts life cycle maintenance table print cartridge 1. Print cartridge main defects - white point, black point: white or black point on printing image - image contamination: dirty printing image - image fainted: entire image is fainted an...
Page 235
General procedures and information phaser 3435 5/08 6-49 gp 11 print cartridge service it is not guaranteed for the default caused by using other print cartridge other than the cartridge supplied by xerox or caused by non-licensed refill production. Precautions on safe keeping of print cartridge exc...
Page 236
General procedures and information 6-50 5/08 phaser 3435 -solution: install a suitable print cartridge (the same supplier's). (a unique key has been applied.) low toner - contents: this message shows up when a message "remaining toner: 10%" is displayed in a cartridge count information. -solution: i...
Page 237: Gp 12 Control Panel
General procedures and information phaser 3435 5/08 6-51 gp 12 control panel control panel functions 1. Menu: enters menu mode and scrolls through the available menus. 2. Scroll buttons: scroll through the options available in the selected menu and increase or decrease values. 3. Ok: confirms the se...
Page 238: Gp 13 Service Log
General procedures and information 6-52 5/08 phaser 3435 gp 13 service log service log use the service log to record all service procedures. The service log is included at the end of the manual..
Page 239: 7 Wiring Data
Wiring data phaser 3435 5/08 7-1 7 wiring data wd 1 block diagram ................................................................................................................ 7-3 wd 2 connection diagram ................................................................................................
Page 240
Wiring data 7-2 5/08 phaser 3435 this page is intentionally blank.
Page 241: Wd 1 Block Diagram
Wiring data phaser 3435 5/08 7-3 wd 1 block diagram figure 1.
Page 242: Wd 2 Connection Diagram
Wiring data 7-4 5/08 phaser 3435 wd 2 connection diagram figure 2.
Page 244
Form eh&s-700 rev 2.0 (21 february 2008) north america letter format ehs 700 - health & safety incident report form for incidents involving a xerox product for incidents in canada: pipeda consent given yes no eh&s office use only eh&s incident reference number: pipeda is the canadian “personal infor...
Page 245
Ehs 700 - health & safety incident report form for page 2 incidents involving a xerox product form eh&s-700 rev 2.0 (21 february 2008) north america letter format details of incident *description of incident: (check all that apply) smoke describe quantity and duration of smoke: fire with open flames...
Page 246
Xerox europe publication comment sheet please copy this master sheet and use it to help us to improve this publication. We would like you to tell us about improvements to its accuracy, format and quality. Please give specific references, i.E.: page numbers and figure numbers and attach marked up pho...
Page 247
Xerox europe.