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Phaser 3435 SERVICE MANUAL 708P89105 05/08...
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Xerox service documentation is intended for use by certified, product trained service per- sonnel only. Xerox does not warrant or represent that it will notify or provide to such customer any future change to this documentation. Customer performed service of equipment, or modules, components or parts of such equipment may affect whether Xerox is responsible to fix machine defects under the warranty offered by Xerox with respect to such equipment.
High voltages and lasers inside this product are dangerous. This machine should only be ser- viced by a suitably trained and qualified service engineer. 2. Use only Xerox replacement parts There are no user serviceable parts inside the machine. Do not make any unauthorized changes or additions to the machine, these could cause the machine to malfunction and cre- ate electric shock or fire hazards.
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The following instructions are for your own personal safety, to avoid injury and so as not to dam- age the machine 1. Ensure the machine is installed on a level surface, capable of supporting its weight. Failure to do so could cause the machine to tip or fall. 5/08 Phaser 3435...
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Assembly / Disassembly Precautions Replace parts carefully, always use Xerox parts. Take care to note the exact location of parts and also cable routing before dismantling any part of the machine. Ensure all parts and cables are re- placed correctly.
9. Minimize bodily motions when handling unpackaged replacement ESDs. Normal motions, such as the brushing together of clothing fabric and lifting one’s foot from a carpeted floor, can generate static electricity sufficient to damage an ESD. 5/08 Phaser 3435...
Follow the service procedure exactly as written. Use of controls or adjustments other than those specified in this manual, may result in an exposure to invisible laser radiation. During servicing, the invisible laser radiation can cause eye damage if looked at directly. Phaser 3435 5/08...
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Do not touch the fuser while it is hot. DANGER: Ne pas toucher au four pendant qu'il est encore chaud. AVVERTENZA: Non toccare il fonditore quando è caldo. VORSICHT: Fixierbereich erst berühren, wenn dieser abgekühlt ist. AVISO: No toque el fusor mientras está caliente. viii 5/08 Phaser 3435...
(equipment and materials) at customer locations. II. Scope Xerox Corporation and subsidiaries worldwide. III. Objective To enable prompt resolution of health and safety incidents involving Xerox products and to ensure Xerox regulatory compliance. IV. Definitions Incident: An event or condition occurring in a customer account that has resulted in injury, illness or prop- erty damage.
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Fund all field retrofits. 2. Field Service Operations shall: a. Preserve the Xerox product involved and the scene of the incident inclusive of any associ- ated equipment located in the vicinity of the incident. b. Return any affected equipment/part(s) to the location designated by Xerox EH&S and/or the Business Division.
4. If available, check the machine service log book for any previous actions that may be relevant to the call. 5. Review any defective print or copy samples. 6. Refer to RAP 2 Error Messages for a list of error messages and possible solutions. Phaser 3435 5/08...
1. Set the On/Off switch to Off (position 0). 2. Clean the external areas of the covers with a lint-free cloth moistened with isopropyl alcohol or a spray-on cleaning product. 3. Leave the product on for a few seconds before wiping it off. 5/08 Phaser 3435...
Service Call Procedures 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 Phaser 3435 5/08...
6. Remove and destroy any copies of test patterns. 7. Complete the machine service log book, refer to GP 13 Service Log. 8. Ensure the machine and service area are clean before leaving the customer premises. 9. Provide customer training if required. 5/08 Phaser 3435...
• A minor error is occurring and the printer is waiting for the error to be cleared. Check the display message. When the problem is cleared, the printer resumes printing. • The print cartridge is low. Order a new print cartridge. You can temporarily improve print quality by redistributing the toner. Phaser 3435 5/08...
Complete your printing. displayed language. Ready The printer is on-line and ready to Use your printer. printer. Replace Toner This message appears between the Replace the print cartridge with a new one. Toner Empty and Toner Low status. 5/08 Phaser 3435...
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Tray 1 Paper Empty There is no paper in the tray 1. Load paper in the tray 1. Tray 2 Paper Empty There is no paper in the optional tray Load paper in the optional tray 2. Phaser 3435 5/08...
Duplex Jam 0 Check Inside In the duplex area Duplex Jam 1 Open/Close Door Between the duplex unit and fuser area Jams in the Paper Feed Area In the Tray 1. Pull the tray 1 Figure 1 Phaser 3435 5/08...
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If the paper is not move when you pull, or if you do not see the paper in this area, stop and go to step 3. 3. Pull the tray 1 half. 4. Pull the paper straight up and out. 5/08 Phaser 3435...
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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 the Print Cartridge 1. Open the front cover and pull the print cartridge out. Phaser 3435 5/08...
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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 automatically ejected from the printer. 2. Gently pull the paper out of the output tray. 2-10 5/08 Phaser 3435...
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Return the pressure lever to its original position. Figure 2 If you still do not see the paper, go to the next step. 5. Release the blue strap, the rear cover stopper, and fully open the rear cover, as shown. Phaser 3435 5/08 2-11...
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Status Indicator RAPs Figure 3 6. Unfold the duplex guide fully. Figure 4 7. While pushing the fuser lever to the right, open the fuser door. 2-12 5/08 Phaser 3435...
In the Duplex Unit Area If the duplex unit is not inserted correctly, paper jam may occur. Make sure that the duplex unit is inserted correctly. Duplex jam 0 1. Pull the duplex unit out of the printer. Phaser 3435 5/08 2-13...
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Status Indicator RAPs 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- 2-14 5/08 Phaser 3435...
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Status Indicator RAPs Figure 3 Duplex jam 1 1. Open the rear cover. 2. Unfold the duplex guide fully. Figure 4 Phaser 3435 5/08 2-15...
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Status Indicator RAPs 3. Pull the jammed paper out. Figure 5 2-16 5/08 Phaser 3435...
Status Indicator RAPs 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 Phaser 3435 5/08 2-17...
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 Phaser 3435 5/08 2-19...
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 Phaser 3435 5/08 2-21...
Status Indicator RAPs RAP 15 Fuser Drive Gear Damage Description The motor breaks away from its place due to gear melting away. Figure 1 2-30 5/08 Phaser 3435...
Status Indicator RAPs RAP 16 Paper Empty Description The paper lamp on the operator panel is on even when paper is loaded in the cassette. Figure 1 Phaser 3435 5/08 2-31...
Status Indicator RAPs 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 2-32 5/08 Phaser 3435...
Status Indicator RAPs 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 2-34 5/08 Phaser 3435...
Status Indicator RAPs RAP 20 Defective Motor Operation Description Main motor is not driving when printing and paper does not feed into the printer. Figure 1 Phaser 3435 5/08 2-35...
Status Indicator RAPs RAP 21 No Power Description When system power is turned on, all lamps on the operator panel do not come on. Figure 1 2-36 5/08 Phaser 3435...
Status Indicator RAPs RAP 22 Printer Not Working (1) Description While Power turned on, the printer is not working in the printing mode. Figure 1 Phaser 3435 5/08 2-37...
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 2-38 5/08 Phaser 3435...
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 in the CMOS Setup. Figure 1 Phaser 3435 5/08 2-39...
(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 otherwise processed at a more convenient time (for example, when a printer is finished printing its current document). Figure 1 2-40 5/08 Phaser 3435...
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IQ 17 Blank Page Print Out (2) ....................3-21 IQ 18 Wrong Print Position ..................... 3-22 IQ 19 Curved Vertical Line ..................... 3-23 IQ 20 Signs and Measures of Poor Toner Cartridge .............. 3-24 IQ 21 Low Toner ........................3-27 Phaser 3435 5/08...
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Image Quality This page is intentionally blank 5/08 Phaser 3435...
The patterns help to regularly maintain the product. Printing a Demo Page Print a demo page or a configuration sheet to make sure that the printer is operating correctly. Press the Menu button to select (Information -> Demo Page). Figure 1 Phaser 3435 5/08...
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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 samples are reproduced reduced to 70% of the actual A4size. Figure 2 5/08 Phaser 3435...
Black spot Supply Roller 44.9mm Horizontal density band Develop Roller 35.2mm Horizontal density band Transfer Roller 47.1mm Black side contamination/transfer fault Heat Roller 77.8mm Black spot and fuser ghost Pressure Roller 62.8mm / 50.24mm Black side contamination Phaser 3435 5/08...
Image Quality 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 5/08 Phaser 3435...
Image Quality 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 Phaser 3435 5/08...
Image Quality 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 3-16 5/08 Phaser 3435...
Image Quality IQ 14 Stains on the Face of Page Description The background on the face of the printed page is stained. Figure 1 3-18 5/08 Phaser 3435...
Image Quality 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 Phaser 3435 5/08 3-21...
Image Quality IQ 19 Curved Vertical Line Description When printing, vertical line get curved. Figure 1 Phaser 3435 5/08 3-23...
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Replace the print cartridge. matter is contaminated with toner. (1)Check whether foreign substances or toner are stuck to the terminal (contact point) of the print cartridge. (2)Check whether the state of the terminal assembly is nor- mal. 3-24 5/08 Phaser 3435...
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(2)If toner nearly being expired to the terminal (contact point) are collected to use, it is judged of the print cartridge. as the recycled print cartridge. (2)Check whether the state of the terminal assembly is nor- mal. Phaser 3435 5/08 3-25...
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(point age of the print cartridge. Clean of contact) of the print car- the terminals of the developing tridge and the state of assem- roller, then recheck it. bly. (Especially check the developing roller terminal.) 3-26 5/08 Phaser 3435...
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. 1. Take out the Cassette. Figure 1 Phaser 3435 5/08...
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Repairs and Adjustments 2. Open the Cover. Figure 2 3. If necessary, remove the print cartridge. Figure 3 5/08 Phaser 3435...
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Repairs and Adjustments 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 Phaser 3435 5/08...
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. 1. Open the MP Tray Assembly MP tray assembly Figure 1 5/08 Phaser 3435...
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2. Pull the Tray Links from the both side of the Front Cover with a light pressure to the direction of arrow. Tray link 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. MP tray assembly Figure 3 Phaser 3435 5/08...
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. 1. Take out the Duplex Unit. Duplex unit Figure 1 5/08 Phaser 3435...
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2. Remove the four screws securing the Rear Cover and then Release the Rear Cover from the machine. Rear cover Figure 2 3. To remove the Face Up Cover, first release the Stopper Strap in the direction of arrow. Stopper strap Figure 3 Phaser 3435 5/08...
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Repairs and Adjustments 4. Unlatch the Face Up Cover from the Rear Cover and then release the Face Up Cover, as shown below. Face up cover Figure 4 4-10 5/08 Phaser 3435...
1. Before removing the Fuser Assembly, open the face up cover and open the guide output fuser. Rear Cover, 2. Remove the four screws securing the Fuser Assembly and then pull the Fuser Assembly. Fuser assembly Figure 1 Phaser 3435 5/08 4-11...
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4. To remove the Electrodes, first release REC Harness from the left side of the Electrode and then release the CON Harness from the right side of the Electrode, as shown below. REC harness Figure 3 4-12 5/08 Phaser 3435...
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5. Remove the two screws securing the Input Guide and remove it. Input guide Figure 4 6. Unplug the connector from the Input Guide and remove the one screw securing the Thermis- tor and remove it. Thermistor Figure 5 Phaser 3435 5/08 4-13...
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7. Remove the three screws securing the Idle Gear Bracket and remove it. Idle gear bracket Figure 6 8. Remove the one screw securing the Fuser Cover and release the Fuser Cover from the Fuser Frame. Fuser cover Fuser frame Figure 7 4-14 5/08 Phaser 3435...
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Fuser gear HR bush 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. Jam link lever Jam holder Figure 9 Phaser 3435 5/08 4-15...
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Repairs and Adjustments Jam link lever Jam holder Figure 10 4-16 5/08 Phaser 3435...
Electricity can cause death or injury. Moving parts can cause injury. 1. Before removing the Top Cover, remove the: - Rear Cover (Left, Right), 2. Remove the four screws securing the Top Cover, as shown below. Figure 1 Phaser 3435 5/08 4-17...
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Repairs and Adjustments 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. OPE harness Figure 2 4-18 5/08 Phaser 3435...
1. Remove the top cover, 2. Remove the six screws securing the OPE PBA and LCD Panel to the Top Cover and remove it, as shown below. LCD panel OPE PBA Figure 1 Phaser 3435 5/08 4-19...
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Repairs and Adjustments 3. Release the key assembly. Top cover Key assembly Figure 2 4-20 5/08 Phaser 3435...
Electricity can cause death or injury. Moving parts can cause injury. 1. Before removing the Side Cover (Left, Right), remove the: - Rear Cover, - Top Cover, 2. Remove the one screw securing the Right Side Cover, as shown below. Figure 1 Phaser 3435 5/08 4-21...
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CAUTION Be careful not to damage the hooks when remove the Side Cover (Left, Right). Figure 2 4. Remove the one screw securing the Left Side Cover, as shown below. Figure 3 4-22 5/08 Phaser 3435...
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Repairs and Adjustments 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 Phaser 3435 5/08 4-23...
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Repairs and Adjustments 6. If necessary, pull the DIMM Cover in the direction of arrow and remove it, as shown below. DIMM cover Left side cover Figure 5 4-24 5/08 Phaser 3435...
Electricity can cause death or injury. Moving parts can cause injury. 1. Before removing the Shield Controller Assembly, remove the: - Side Cover Left, 2. Unplug the all connectors from the Main PBA. Figure 1 Phaser 3435 5/08 4-25...
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3. Remove the three screws securing the Shield Controller Assembly and remove it. Shield controller assembly Figure 2 4. Remove the five screws securing the Main PBA to the Shield and remove it. Main PBA Insulator sheet Shield Figure 3 4-26 5/08 Phaser 3435...
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Repairs and Adjustments 5. The connectors are located, as shown below. LCD OPE LED OPE Cartridge LSU S/W Thermistor MPF SEN REGI Pick up Line Duplex BLDC Engine Figure 4 Phaser 3435 5/08 4-27...
Note: The six screws have numbers stamped into the Drive Assembly base plate. When refitting the Drive Assembly tighten the screws the order they are numbered. Only screws numbered 1 to 5 are fitted at this stage. Screw 6 is fitted when the Shield Controller Assembly is refitted. 4-28 5/08 Phaser 3435...
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Repairs and Adjustments 3. If necessary, remove the four screws securing the BLDC Motor Assembly and remove it. Gear bracket assembly BLDC motor assembly Harness Figure 2 Phaser 3435 5/08 4-29...
1. Before removing the Duplex Drive Assembly, remove the: - Side Cover Right, 2. Unplug the connector from the Connection PCB and remove the three screws securing the Duplex Drive Unit and remove it. Connection PCB Duplex drive assembly Duplex motor Figure 1 4-30 5/08 Phaser 3435...
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Repairs and Adjustments 3. If necessary, remove the two screws securing the Duplex Motor and remove it. Harness Duplex motor Bracket assembly Figure 2 Phaser 3435 5/08 4-31...
Electricity can cause death or injury. Moving parts can cause injury. 1. Before removing the Shield SMPS Assembly, remove the: - Side Cover Right, - Duplex Drive Assembly, 2. Unplug the two connectors (HVPS, Fuser). Fuser connector HVPS connector Figure 1 4-32 5/08 Phaser 3435...
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3. Remove the three screws securing the Shield SMPS Assembly and remove it. Shield SMPS assembly Figure 2 4. Unplug the connector (AC Inlet) and remove the four screws securing SMPS and remove it. Shield SMPS (with AC inlet) AC inlet connector SMPS Insulator sheet Figure 3 Phaser 3435 5/08 4-33...
Electricity can cause death or injury. Moving parts can cause injury. 1. Before removing the Connection PCB, remove the: - Side Cover Right, 2. Unplug the all connectors. Connection PCB Figure 1 4-34 5/08 Phaser 3435...
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Repairs and Adjustments 3. Remove the two screws securing the Connection PCB and remove it. Connection PCB Figure 2 4. The connectors are located, as shown below. FAN duplex exit motor Duplex motor Fan main HVPS Figure 3 Phaser 3435 5/08 4-35...
Electricity can cause death or injury. Moving parts can cause injury. 1. Before removing the Fuser Drive Assembly, remove the: - Side Cover Right, 2. Unplug the connector from the Connection PCB. Connection PCB Fuser drive Figure 1 4-36 5/08 Phaser 3435...
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3. Remove the three screws securing the Fuser Drive Assembly and remove it. Fuser drive assembly Figure 2 4. If necessary, remove the two screws securing the Step Motor and remove it. Fuser exit bracket assembly Step motor Harness Figure 3 Phaser 3435 5/08 4-37...
Electricity can cause death or injury. Moving parts can cause injury. 1. Before removing the Fan, remove the: - Side Cover Right, 2. Unplug the two connectors from the Connection PCB, as shown below. Connection PCB Main fan Duplex fan Figure 1 4-38 5/08 Phaser 3435...
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Repairs and Adjustments 3. Remove the two screws securing the Fans and then pull the Fans (Main, Duplex). Duplex fan Main fan Figure 2 Phaser 3435 5/08 4-39...
3. To remove the Shaft, first release the locker and slide the Shaft from left to right, then lift the notch attached to the Cam so that it's released from the Shaft. Then release the Bush from the Shaft and remove the Shaft from the Duplex Guide Housing, as shown in Figure 2. 4-40 5/08 Phaser 3435...
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Repairs and Adjustments Shaft Bush Locker Figure 2 Phaser 3435 5/08 4-41...
Electricity can cause death or injury. Moving parts can cause injury. 1. Before removing the Duplex Guide Housing, remove the: - Pick Up Roller Assembly, 2. Remove the two screws securing the Duplex Guide Housing. Duplex guide housing Figure 1 4-42 5/08 Phaser 3435...
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3. Unplug the one connector (Photo Interrupter) and remove the Duplex Guide Housing (with Feed Roller), as shown below. Photo interrupter connector Duplex guide housing Figure 2 4. Pull the Feed Roller from the Bushing. Feed roller Bushing Figure 3 Phaser 3435 5/08 4-43...
1. Before removing the HVPS Housing, remove the: -Duplex Drive Assembly, -Unplug the HVPS Connector, -Pick Up Roller Assembly, -Duplex Guide Housing, 2. Remove the eight screws securing the HVPS Housing, as shown below. HVPS housing Figure 1 4-44 5/08 Phaser 3435...
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3. Unplug the connector for connector PBA and SMPS first. Unplug the other Connections. Duplex motor Connection PBA & SMPS Engine Duplex guide housing Figure 2 4. If necessary, remove the three screws securing the HVPS and remove it. HVPS Insulator sheet Shield Figure 3 Phaser 3435 5/08 4-45...
-Top Cover, -Side Cover, 2. Remove the six screws securing the Cover Mid Front and release two hooks in the centre. CAUTION This cover is fragile take care when removing it Cover mid front Figure 1 4-46 5/08 Phaser 3435...
Electricity can cause death or injury. Moving parts can cause injury. 1. Before removing the MPF Housing, remove the: -Cover Mid Front, 2. Remove the four screws securing the MPF Housing and remove it. MFP housing Figure 1 Phaser 3435 5/08 4-47...
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Shaft, then left side Idler slid the right to left from the Shaft and take out the MP Pick Up Assembly, as shown below. MPF housing Stopper Idler MP pick up assembly Figure 2 4-48 5/08 Phaser 3435...
-Pick Up Roller Assembly, -Duplex Guide Housing, REP 16. -Cover Mid Front, -MPF Housing, 2. Remove the two screws securing the both side of the Guide Paper and then remove the Guides. Guide paper Figure 1 Phaser 3435 5/08 4-49...
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3. Pull up the Feed Idle Shaft and the Bushes (with Spring). Feed idle shaft Spring Bush Figure 2 4. Release the E-Ring securing the Feed 2 Gear and remove it. E-ring Feed 2 gear Figure 3 4-50 5/08 Phaser 3435...
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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 then remove the Gears from the Feed Bracket, as shown below. Idle gear E-ring T2 idle gear Retard gear Figure 5 Phaser 3435 5/08 4-51...
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7. Remove the Clutch Unit, as shown below. Clutch unit Feed 1 gear Feed shaft assembly Figure 6 8. Pull up the Feed 1 Roller from the Bushing, as shown below. Feed 1 roller Figure 7 4-52 5/08 Phaser 3435...
1. Before removing the Pick Up Gear Assembly & Solenoids, remove the: -Duplex Guide Housing, -Feed Bracket Unit 2. Release the Pick Up Gear Assembly and Pick Up Gear Shaft, as shown below. Pickup gear assembly Pick up gear shaft Figure 1 Phaser 3435 5/08 4-53...
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Repairs and Adjustments 3. Remove the two screws securing the Manual Solenoid and Feed Solenoid and then remove the Solenoids, as shown below. Feed solenoid Manual solenoid Figure 2 4-54 5/08 Phaser 3435...
2. Remove the Exit Gear, and release the Bearing at one end then remove the Roller Exit F/ Down and Exit Roller Rack, as shown below. Bearing Exit roller rack Roller exit F/down Exit gear Figure 1 Phaser 3435 5/08 4-55...
WARNING Avoid exposure to laser beam. Invisible laser radiation. 1. Before removing the LSU, remove the: -Top Cover, -Side Cover, 2. Remove the four screws securing the LSU and remove it. Figure 1 4-56 5/08 Phaser 3435...
2. Remove the one screw securing the CRUM 2 PBA and remove it and then release the four Terminals, as shown below. CRUM2 PBA Terminal Figure 1 Note: Be aware of the Terminals to ensure they are not lost. 3-28 Phaser 3435 5/08 4-57...
Electricity can cause death or injury. Moving parts can cause injury. 1. Before removing the Transfer Roller Parts, remove the: -Cover Mid Front, -LSU, 2. Remove the three screws securing the Transfer Earth and remove it. Transfer earth Figure 1 4-58 5/08 Phaser 3435...
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TR holder Figure 3 Note: Do not grab the rubber part of the Transfer Roller, it may cause a malfunction due to a foreign object. HolD the both side of the Transfer Roller when replacing it. Phaser 3435 5/08 4-59...
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Repairs and Adjustments This page is intentionally blank 4-60 5/08 Phaser 3435...
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PL 11 Fuser Drive Assembly ....................5-22 PL 12 Duplex Unit (Optional) ....................5-24 PL 13 Fuser Unit (1 of 2) ......................5-26 PL 14 Fuser Unit (2 of 2) ......................5-28 PL 15 Cassette Unit ....................... 5-30 5/08 Phaser 3435...
Parts List PL 15 Cassette Unit 5-30 5/08 Phaser 3435...
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5.15-4-4 RPR-FRICTION PAD 5.15-5 SPRING ETC-EXIT ROLL FD 5.15-6 PLATE-P-KNOCK_UP 5.15-7 SPRING-CS 5.15-7 RPR-PAD CASSETTE 5.15-8 CAM-M-KNOCK UP 5.15-9 FRAME-M_CASSETTE 5.15-10 GUIDE-M-EXTENSION L2 5.15-11 PMO-EXTENSION SMALL 5.15-12 PMO-PLATE_LOCKER 5.15-13 SPRING ETC-LOCKER,PLATE 5.15-14 COVER-M_SUB CST 5.15-15 INDICATOR-M_CASSETTE Phaser 3435 5/08 5-31...
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Parts List This page is intentionally blank 5-32 5/08 Phaser 3435...
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GP 8 Acronyms and Abbreviations ..................6-44 GP 9 Selecting Printer Locations ..................6-47 GP 10 Parts Life Cycle Maintenance Table ................6-48 GP 11 Print Cartridge Service ....................6-49 GP 12 Control Panel ......................6-51 GP 13 Service Log ......................... 6-52 Phaser 3435 5/08...
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General Procedures and Information This page is intentionally blank 5/08 Phaser 3435...
250-sheet Cassette Tray, 50-sheet Multi Purpose Tray @ 75g/ Max. Capacity 550 sheets @ 75g/ Printing Max. Size 216 x 356 mm (8.5" x 14") Min. Size 76 x 127 mm (3.0" x 5.0") Multi-purpose tray Capacity 50 sheets @ 75g/ (20lb bond) 5/08 Phaser 3435...
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Output Full sensing Capacity Face-Down 150 sheets @ 75g/ Face-Up 1 sheet @ 75g/ Output Full sensing Duplex Supporting Built-in Media sizes A4, Letter, Legal, Folio, Oficio Media types Plain Paper Media weight 20~24lb (75 to 90g/) Phaser 3435 5/08...
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Dimension (W x D x H) SET 400 x 433 x 285 mm (15.7 x 17 x 11.2 inches) Weight 10.5 kg (23.15 Pounds) Gross 14.5kg (31.9 Pounds) Memory The Phaser 3435 has 64MB of memory which can be expanded to 320MB. 5/08 Phaser 3435...
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100 Pin SDRAM DIMM Type Upgradable Mem. 128MB, 256MB Unit Sensor Paper Empty Paper Size Media Type Paper Full Service Service Item & 1. Transfer Roller: 70K pages Period 2. Fuser Unit: 80K pages 3. Pick-up Roller: 150K pages Phaser 3435 5/08...
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/W comprising the main control board, power board, operation panel, PC Interface.
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Feeding Section • Feeding Method: Universal Cassette Type • Feeding Standard: Centre Loading • Feeding Capacity: Cassette 250 Sheets (75g/20lb Standard Paper) Cassette Figure 2 Figure 3 Transfer Assembly • In Warranty (Life time): Within 70,000 sheets printing Phaser 3435 5/08...
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General Procedures and Information 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. 6-10 5/08 Phaser 3435...
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In spite of steady rotation of Polygon Motor, There is no generation of the Hsync signal Print Cartridge • OPC Cleaning: Mechanical Cleaning by the cleaning blade. • The recycled toner: Trash room for the recycled toner • No shutter for protecting the OPC Drum 6-12 5/08 Phaser 3435...
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General Procedures and Information Figure 8 Duplex Unit • Available Paper: Letter, Legal, Folio, Oficio and A4. Phaser 3435 5/08 6-13...
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General Procedures and Information Figure 9 Optional Tray (SCF) • For customer convenience in managing paper • Capacity: 250 sheets Figure 10 6-14 5/08 Phaser 3435...
-Resistance: 3E +07 ~ 8E +07 ohms (N/N) - Hardness: 40 3% (ASKER-C) -Valid length: 224.2 +0.5/-0mm - OD: 15.0 +/-0.5mm -SHAFT Material: SUM -24L + Non-electrolysis Ni. Coating • Life Span: Print over 70,000 sheets (in 15~30 degrees C) Phaser 3435 5/08 6-15...
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The fuser consists of a halogen lamp, 2 pressure rolls, Thermistor and Themostat. It adheres the toner to the paper with pressure and a heat to complete the printing job. Halogen Lamp • Voltage: 120V: 115 +/-5% 220V: 230 +/-5% • Capacity: 800 Watt 25W • Temp. Distribution: 120% 6-16 5/08 Phaser 3435...
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Rubber 2 - Material: Silicon Rubber (Tubing Type: 16 dia) -Length: 226.4mm -Thickness: 5mm(one-side) • OD: 1) 20 +/-0.2(Center part Crown -0.2) 2) 16 +/-0.2(Center part Crown -0.15) Media Separating System PI Coating with PPS Claw System Phaser 3435 5/08 6-17...
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Handling of wasted toner: Collect the wasted toner in the cleaning frame by using cleaning blade • OPC Drum Protecting Shutter: None • Classifying device for print cartridge: ID is classified by interruption of the frame channel. 6-18 5/08 Phaser 3435...
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Electrophotography for printing. It is consisted of the circuits of the motor (paper feed, pass) driving, clutch driving, pre-transfer lamp driving, current driving, and fan driving. The signals from the paper feed jam sensor and paper empty sensor are directly inputted to the main board. 6-20 5/08 Phaser 3435...
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-Capacity: 64M Byte (Basic), up to 320Mbyte (User Option) -Type: SDRAM 100MHz/133MHz, 16bit Others The Option PBA can be mounted for supporting the serial communication. Flash ROM PHY IC USB IC SPGPv3 (ASIC) SDRAM SRAM Figure 1 6-22 5/08 Phaser 3435...
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C23, C18, D15 of CPU. The diode protects the driving TR from the noise pulse, which is flown when the solenoid id de-energizing. FAN Driving Circuit is driven by Transistor, and controlled by D14, E16 of CPU. Phaser 3435 5/08 6-23...
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-Fluctuating transfer voltage with environmental various: +650 V(Duty 10%) ~ 5 KV (Duty 90%) -Environment Recognition Control Method: The THV-PWM ACTIVE is transfer active signal. It detects the resistance by recognizing the voltage value, F/B, while permits the environmental recognition voltage. 6-24 5/08 Phaser 3435...
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-Input contrast of the output stability degree: under 5% Loading contrast: 5% or less -Output Voltage Rising Time: 50 ms Max -Output Voltage Falling Time: 50 ms Max -Output Loading range: 10 M ~ 1000 M -Output Control Signal (BIAS-PWM): the CPU is HV output when PWM is low. Phaser 3435 5/08 6-25...
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Table 1: Rated output power ITEM Remark Channel Name +24.0V Connector Pin CON 35V PIN: 11,13,15 CON 324V PIN:3,5,7,9 GND PIN: 12,14,16 GND PIN:4,6,8,10 Rated Output +5V 5%(4.75 5.25V) +24V 10%(21.6 26.4V) Max. Output Current 4.4 A 6-26 5/08 Phaser 3435...
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-Insulating Resistance: 100 or more (at DC 500V) -Withstanding Voltage: Must be no problem within 1 min.(at 1000V-LV model / 1500Vac-HV model,10mA) -Leaking Current: under 3.5mA -Running Current: under 40A PEAK (AT 25, COLD START) under 60A PEAK (In other condi- Phaser 3435 5/08 6-27...
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If feeding from a cassette, the drive of the pickup roller is controlled by controlling the sole- noid. The on/off of the solenoid is controlled by controlling the general output port or the external output port. While paper moves, occurrence of Jam is judged as below. 6-28 5/08 Phaser 3435...
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Low Heat Error. When this error is broken out, the engine stops all functions and keeps it at the error state. Also the Phaser 3435 5/08 6-29...
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The engine mode is changed to recovery mode and the engine informs the main system of the engine mode. And the engine checks the LSU error. If the error doesn’t hap- pen, the printing job will be proceeding. 6-30 5/08 Phaser 3435...
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(PCL, PS, GDI, etc.) to be able to make the user to take same output as originally one what composed in Host. 2. Kernel that control and management the whole procedure include of Control flow and Printing Job before transfer to Engine system. Phaser 3435 5/08 6-31...
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4. Port Monitor that manages the network communication between spooler and Network Inter- face Card, or various additional application and Network Interface Card, (this is, at first, make communication logical port, manage the data, transfer them from spooler to network port, and offer the result of printing). 6-32 5/08 Phaser 3435...
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Engine print the received data to required paper with the sequential developing process. The additional printing function are realized in (1) Web environment (2) Window environment. On addition, Kernel informs a status of printing status and printer status to user made printing job with the Status Monitor. Phaser 3435 5/08 6-33...
6. Press Stop to return to Standby mode. After 60 seconds of inactivity (no key being pressed), the printer automatically returns to Standby mode. Menu overview The control panel menus are used to configure the printer. The control panel provides access to the following menus: Phaser 3435 5/08 6-37...
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General Procedures and Information Figure 1 6-38 5/08 Phaser 3435...
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Blink Slowly: Data Comm. status Blink Fast: Printing status Error which needs user action (Toner Empty, Paper Jam, Paper Empty, Cover Open etc.) Blink Recoverable Error (Paper Mismatching, Manual printing in MP Tray) Warning status Warning just like supplies exchange (Toner Low etc.) Phaser 3435 5/08 6-39...
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Empty, Cover Open, etc. Assert behaviour LCD model - It shows the task name and LCD model - It shows the task name and the lines in LCD display the lines in LCD display Operation Map Figure 2 6-40 5/08 Phaser 3435...
General Procedures and Information GP 6 Download and Reset Firmware Figure 1 Phaser 3435 5/08 6-41...
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3. USB Cable Case (Save attached file at certain directory) • Start Download Rom file "usbprbs b255_706.fls" on Dos Mode and push the enter key. • Once Download is finished, "Reset Printer" is indicated on LCD window. • Download finished, power ON/OFF. 6-42 5/08 Phaser 3435...
If paper jams occur frequently when you print on A5-sized paper: Load the paper into the tray with the long edge facing the front of the tray. Figure 1 In the printer properties window, set the page orientation to be rotated 90 degrees. Phaser 3435 5/08 6-43...
Diagnostic Control Unit Dot per Inch DRAM Dynamic Random Access Memory Digital Voltmeter Enhanced Capability Port Embedded Diagnostic control EEPROM Electronically Erasable Programmable Read Only Memory Electro Magnetic Interference electrophotographic Enhanced Parallel Port FPOT First Printout Time Firmware 6-44 5/08 Phaser 3435...
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Low temperature and low marshy place Laser Scanning Unit megabyte megahertz Multi Purpose Feeder Network Interface Card Normal temperature and normal mashy place NVRAM nonvolatile random access memory Organic Photo Conductor Operate Panel Equipment Printed Board Assembly Phaser 3435 5/08 6-45...
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Quick Printer Initiating Device Q’ty quantity Random Access Memory Read Only Memory Second Cassette Feeder SMPS Switching Mode Power Supply Spool Simultaneous Peripheral Operation Online switch Sync syncronous or syncronization Universal Serial Bus WECA Wireless Ethernet Compatibility Alliance 6-46 5/08 Phaser 3435...
Provide the proper environment: -A firm, level surface -Away from the direct airflow of air conditioners, heaters, or ventilators -Free of extreme fluctuations of temperature, sunlight, or humidity -Clean, dry, and free of dust Figure 1 Phaser 3435 5/08 6-47...
Image Fainted After shake cartridge right and left 5~6 times, if printing image is not fainted, no failure. (Toner Exhausted) Vertical Black Line Vertical thin line emerge, if cartridge is scratched. - (Customer fault) 6-48 5/08 Phaser 3435...
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 Excessive exposure to direct light more than a few minutes may cause damage to the cartridge.
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- Solution: If an Print Cartridge Life cycle Problem, in a worst case, a toner overflows and it may cause a system fail. Therefore, recommend a user to replace a print cartridge. 6-50 5/08 Phaser 3435...
2. Scroll Buttons: Scroll through the options available in the selected menu and increase or decrease values. 3. OK: Confirms the selection on the display. 4. Back: Sends you back to the upper menu level. 5. Stop: Stops an operation at any time. Phaser 3435 5/08 6-51...
General Procedures and Information 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. 6-52 5/08 Phaser 3435...
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Wiring Data 7 Wiring Data WD 1 Block Diagram ........................ WD 2 Connection Diagram ....................... Phaser 3435 5/08...
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Wiring Data This page is intentionally blank 5/08 Phaser 3435...
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EHS 700 - Health & Safety Incident Report Form for Incidents Involving a Xerox Product For incidents in Canada: EH&S Office Use ONLY PIPEDA consent given EH&S Incident Reference Number: PIPEDA is the Canadian “Personal Information Protection and Electronic Documents Act.”...
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*Preliminary actions taken to mitigate incident: Instructions: E-mail or fax both pages of this completed form to EH&S: • For incidents in Xerox Europe and Developing Markets East (Middle East, Africa, India, China, and Hong Kong) Submit to Elaine Grange e-mail: ehs-europe@xerox.com...
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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 photocopies wher- ever possible.
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