Xerox 3450D Service Manual

Xerox 3450D - Phaser B/W Laser Printer Manual

Get Xerox 3450D - Phaser B/W Laser Printer PDF manuals and user guides
UPC - 095205120028
View all Xerox 3450D manuals
Add to My Manuals
Save this manual to your list of manuals

Xerox 3450D manual content summary:

  • Xerox 3450D | Service Manual - Page 1
    P h a s e r™ 3450 Laser Printer Service Manual
  • Xerox 3450D | Service Manual - Page 2
  • Xerox 3450D | Service Manual - Page 3
    Phaser 3450 Laser Printer Service Manual Warning The following servicing instructions are for use by qualified service personnel only. To avoid personal injury, do not perform any servicing other than that contained in the operating instructions, unless you are qualified to do so. First Printing:
  • Xerox 3450D | Service Manual - Page 4
    Service Terms Manual Terms Various terms are used throughout this manual to either provide additional information on Replaceable Unit Monitor PL: FRU Parts List. CTD: Toner Density Control PTL: Pre-Transfer Lamp DRV: Motor Driver Board RMI: Routine Maintenance Item ESD: Electrostatic Discharge
  • Xerox 3450D | Service Manual - Page 5
    surface is hot while the printer is running. After turning off the power, wait 30 minutes. Avoid pinching fingers in the printer. Use caution to avoid personal injury. Use caution (or draws attention to a particular component). Refer to the manual(s) for information. iv Phaser 3450 Laser Printer
  • Xerox 3450D | Service Manual - Page 6
    power cord and connector. For 220 VAC printers, do not apply more than 264 volts RMS between the supply conductors or between either supply conductor and ground. Use only the specified power cord. This manual assumes that the reader is a qualified service technician. Plug the three-wire power cord
  • Xerox 3450D | Service Manual - Page 7
    's and EPROM's carefully to avoid bending pins. ■ Pay attention to the direction of parts when mounting or inserting them on Printed Circuit Boards (PCB's). vi Phaser 3450 Laser Printer
  • Xerox 3450D | Service Manual - Page 8
    printer service call. If you bypass an interlock switch during a service call, use extreme caution when working on or around the printer. CLASS 1 LASER PRODUCT The Phaser 3450 Laser Printer is not hazardous during servicing if you follow the procedures specified in the manual. Service Manual vii
  • Xerox 3450D | Service Manual - Page 9
    -03 Servicing Fuser Components Warning This printer uses heat to fuse the toner image to media. The Fuser Assembly is VERY HOT. Turn the printer power off and wait at least 5 minutes for the Fuser to cool before you attempt to service the Fuser Assembly or adjacent components. viii Phaser 3450
  • Xerox 3450D | Service Manual - Page 10
    Regulatory Specifications Federal Communications Compliance The equipment described in this manual generates and uses radio frequency energy. If it is not installed properly in strict accordance with Xerox instructions, it may cause interference with radio and television reception or may not
  • Xerox 3450D | Service Manual - Page 11
    Declaration of Conformity Xerox Corporation, declares, under our sole responsibility that the printer to which this declaration relates, Specification 6 kV Contact, 10 kV Air 80-1000 MHz, 3 V/m, 80% AM @ 1 KHz 5/50 Tr/Th ns, 5 kHz Rep. Freq 0.5 kV on Signal Lines 1 kV on AC Mains Combination wave
  • Xerox 3450D | Service Manual - Page 12
    -4-11:1994 >95% dropout for 250 cycles @ 50 Hz This product, if used properly in accordance with the user's instructions is neither dangerous for the consumer nor for the environment. A signed copy of the Declaration of Conformity for this product can be obtained from Xerox. Service Manual xi
  • Xerox 3450D | Service Manual - Page 13
    xii Phaser 3450 Laser Printer
  • Xerox 3450D | Service Manual - Page 14
    Overview of the Phaser 3450 Laser Printer 2-2 Summary of the Printing Process 2-2 Print Modes 2-3 Printer Controls 2-4 Paper Size Control 2-4 Selective Control; Paper Pick 2-4 Laser Light Intensity Control 2-5 Process Control 2-5 Toner Control 2-5 Fuser Control 2-5 Paper Path of the
  • Xerox 3450D | Service Manual - Page 15
    Blank 4-3 Front Panel Continually Displays "Close Cover or Check Cartridge". . 4-3 Front Panel Continually Displays "No Paper in Tray [x 4-3 Front Panel Continually Displays "Output Tray Is Full 4-4 Paper Size Switch Assembly 4-4 Power Supply Troubleshooting 4-5 xiv Phaser 3450 Laser Printer
  • Xerox 3450D | Service Manual - Page 16
    4-11 Jam At Duplex (Duplex Jam 1 4-12 Jam At Tray/Remove Tray 2 (Duplex Jam 2 4-13 CRUM Toner Error 4-14 5 Print-Quality Troubleshooting Print-Quality Problems Overview 5-2 Defects Associated with Specific Printer Components 5-2 Front Panel Test Print 5-3 Deletions 5-4 Fusing 5-5 Resolution
  • Xerox 3450D | Service Manual - Page 17
    (PL 9.3.7 8-36 Tray 2 Paper Pick Assembly (PL 9.3.67 8-36 Tray 2 Pick Roller (PL 9.3.67.3 8-41 Power Supply Board (PL 9.1.13 8-42 Duplex Assembly (PL 8.8.2 8-45 Exit Sensor (PL 9.3.62 8-45 9 Parts Lists Serial Number Format 9-2 Using the Parts List 9-3 xvi Phaser 3450 Laser Printer
  • Xerox 3450D | Service Manual - Page 18
    Frame 1 Assembly 9-9 Frame 2 Assembly 9-12 Fuser Assembly 9-15 Main Drive Motor Assembly 9-16 Exit Drive Motor Assembly 9-17 Registration Transport Assy 9-18 Power Supply/Duplex Assembly 9-20 Paper Tray 9-21 Optional Lower Feeder Assembly 9-22 Xerox Supplies 9-25 10 Wiring Diagrams Print
  • Xerox 3450D | Service Manual - Page 19
    xviii Phaser 3450 Laser Printer
  • Xerox 3450D | Service Manual - Page 20
    General Information In this chapter... ■ Printer Introduction and Overview ■ Printer Configurations ■ Parts of the Printer ■ Phaser 3450 Front Panel Configuration ■ Main Board ■ Service Parts ■ Consumables ■ Printer Specifications 1 Chapter
  • Xerox 3450D | Service Manual - Page 21
    Service Manual is the primary document used for repairing, maintaining, and troubleshooting the printer. To ensure complete understanding of this product, participation in Xerox Phaser 3450 Laser Printer Service Training is strongly recommended. Phaser 3450 Laser Printer Shown With Optional Tray
  • Xerox 3450D | Service Manual - Page 22
    . The printer supports resolutions of 600 and 1200 dots-per-inch (dpi) image quality. Configuration upgrades available for the Phaser 3450 Laser Printer include a Feeder Ethernet capabilities USB, Parallel Optional Hard Drive Printer Configuration 3450B 3450D 3450DN 25/NA 24/NA 25/14-ipm 24/13
  • Xerox 3450D | Service Manual - Page 23
    2 3 5 4 s3450-160 1. Tray 1 (MPT) 2. Tray 2 (500 Sheet Feeder) 3. Tray 3 (Optional 500 Sheet Feeder) 4. Paper Level Indicator 5. Right (Main Board) Cover 6. Output Support 7. Front Panel 8. Top Output Tray (Facedown) 9. Top Cover 10. Print Cartridge 1-4 Phaser 3450 Laser Printer Service Manual
  • Xerox 3450D | Service Manual - Page 24
    Phaser 3450 Front Panel Configuration The front panel consists of a 2 x 16 display, six functional buttons, and an LED. The buttons navigate the menu system, perform functions, and select modes of operation for the printer. LED indicator: ■ Green = Ready to Print or Printing ■ Flashing Green =
  • Xerox 3450D | Service Manual - Page 25
    down) Phaser 3450 Laser Printer Rear View 1 4 2 3 1. Power Switch 2. Rear Panel Interface Ports s3450-162 3. Power Receptacle 4. Rear Jam Access Door Rear Panel Configuration Interfaces ■ IEEE 1284 Parallel ■ Ethernet 10BaseT and 100Tx ■ USB 1-6 Phaser 3450 Laser Printer Service Manual
  • Xerox 3450D | Service Manual - Page 26
    from the old board when installing a new Main Board in the printer. Note NVRAM parameters are not transferable to the replacement board. These can be reinstalled via CentreWare if the NIC Board is installed, or by a downloadable PJL command. RAM DIMM ROM DIMM 1 1. Memory (RAM) DIMM 2 s3450-
  • Xerox 3450D | Service Manual - Page 27
    Service Parts 2 1 3 1. Feed Roller 2. Transfer Roller 1-8 3. Fuser Assembly s3450-163 Phaser 3450 Laser Printer Service Manual
  • Xerox 3450D | Service Manual - Page 28
    Consumables 1 1. Print Cartridge s3450-164 General Information 1-9
  • Xerox 3450D | Service Manual - Page 29
    life and end-of-use messages. Consumable (toner/print cartridge) usage is tracked by the CRUM and Cartridge* Service Parts Fuser Assembly Transfer Roller Feed Roller Kit Print Life High Capacity 10,000 Standard Capacity 5,000 125,000 125,000 125,000 1-10 Phaser 3450 Laser Printer Service Manual
  • Xerox 3450D | Service Manual - Page 30
    Printer Specifications Physical Dimensions and Clearances Print Engine Dimensions Value Height: Width: Depth: Weight: 320 mm (12.60 inches) (without optional cassette) 380 mm (14.96 inches) 447 mm (17.6 inches) 15 Kg (33.1 lbs.) (with 5K cartridge) Optional Feeder Cassette Dimensions Value
  • Xerox 3450D | Service Manual - Page 31
    - 120 V Printer - 50/60 Hz + 3 Hz 220 - 240 V Printer - 50/60 Hz + 3 Hz Mode Print Mode Ready Mode Sleep Mode Condition Max. Fuser On Fuser Off 100/115 VAC 400 W or less 100 W or less 15 W or less 240 VAC 400 W or less 100 W or less 15 W or less 1-12 Phaser 3450 Laser Printer Service Manual
  • Xerox 3450D | Service Manual - Page 32
    Noise Idle Printing 35.0db or less 49.0db or less Duplex Printing Media Sizes Supported Media Sizes Specification Paper Type Letter Legal US Folio A4 Custom Size Size 215.9 x 279.4 mm (8.5 355.6 mm (14 in.) Trays All Trays All Trays All Trays All Trays Tray 1 Only General Information 1-13
  • Xerox 3450D | Service Manual - Page 33
    be fed from Tray 1 Speciality Media Other sizes will be handled through Tray 1 with use of the custom size option. Tray Capacity Standard Paper Transparency Envelopes Universal Tray 500 Sheets 100 Sheets N/A Tray 1 100 Sheets 50 Sheets 10 each 1-14 Phaser 3450 Laser Printer Service Manual
  • Xerox 3450D | Service Manual - Page 34
    Theory of Operation In this chapter... ■ Overview of the Phaser 3450 Laser Printer ■ Print Modes ■ Printer Controls ■ Paper Path of the Printer ■ Duplex Paper Path 2 Chapter
  • Xerox 3450D | Service Manual - Page 35
    . If the thermistor detects a Fuser overheat condition, it disconnects AC power to the Fuser. 7. Cleaning: After the image is transferred to the print media, a cleaning blade inside the cartridge removes any remaining toner particles from the drum. 2-2 Phaser 3450 Laser Printer Service Manual
  • Xerox 3450D | Service Manual - Page 36
    s3450-201 Print Modes The Phaser 3450 Laser Printer provides four print modes: draft, 300, 600, and enhanced. Print modes are front panel selectable. ■ Draft mode: Uses a combination of reduced toner output and the lowest resolution (300 x 300 dpi) to extend print cartridge life. ■ 300: Used for
  • Xerox 3450D | Service Manual - Page 37
    panel, the default paper pick selected at power ON is Tray 2. The tray in the optional Feeder is Tray 3. If the default tray is empty, the printer will automatically switch to any other tray that contains paper unless Tray Chaining is set to OFF. 2-4 Phaser 3450 Laser Printer Service Manual
  • Xerox 3450D | Service Manual - Page 38
    , it also determines whether it is a genuine Xerox cartridge. When the toner remaining falls to 15%, the printer displays a low toner message on the front panel display. Fuser Control Fuser temperature control During fuser temperature control the printer's target temperature is set. The heat roller
  • Xerox 3450D | Service Manual - Page 39
    is first printed on side one. When the image on side one of the paper is fused, as detected by the Fuser Exit Sensor, the drive motor reverses. The paper is fed through the duplexer and back up to the feed roller with side two positioned for printing. 2-6 Phaser 3450 Laser Printer Service Manual
  • Xerox 3450D | Service Manual - Page 40
    Major Assemblies and Functions The Phaser 3450 Laser Printer contains several subsystems. Each subsystem contains Service Parts identified in the parts list in Chapter 9 of this manual. For information on repairing or replacing sub-assemblies and Service Parts, refer to the Removal and Replacement
  • Xerox 3450D | Service Manual - Page 41
    12 LREA DY* , ,LSY NC* , V DO* , P_MOT * ,CLK 6 U ART PAN EL 5Pin 16 Laser Power Supply Board L CD Pane l s3450-166 Main Board Wiring Diagram 2-8 Phaser 3450 Laser Printer Service Manual
  • Xerox 3450D | Service Manual - Page 42
    control signals for the following printer operations: ■ Main Drive Motor ■ Fuser Assembly ■ High Voltage Power Supply (HVPS) ■ Laser Scanner Unit (LSU) ■ Sensors ■ Solenoids ■ Thermistor ■ All parts related to the xerographic process ■ Optional Paper Tray 3 and Tray 1 The HVPS section generates and
  • Xerox 3450D | Service Manual - Page 43
    light from the Laser Scan Unit and creates the image via the xerographic process. The Print Cartridge contains the following components: ■ Charge Roller ■ Drum ■ Developer Roller (D/R) ■ Supply Roller the laser beam onto the surface of the drum. 2-10 Phaser 3450 Laser Printer Service Manual
  • Xerox 3450D | Service Manual - Page 44
    contains the entire Fuser Subsystem and is a field replaceable Service Part. The Fuser Assembly contains the following components: ■ Heat Lamp and Heat Roller: a halogen lamp generates the heat for the heat roller. The Heat Roller melts the toner so it adheres to the paper. ■ Pressure Roller
  • Xerox 3450D | Service Manual - Page 45
    the exit rollers drive the paper into the output tray. When printing the first side of a duplex print job, the drive direction is reversed when the exit sensor is actuated. Paper is then directed into the Duplex Unit for printing on the second side. 2-12 Phaser 3450 Laser Printer Service Manual
  • Xerox 3450D | Service Manual - Page 46
    . Duplex Unit The Duplex Unit is mounted in the bottom of the printer. As paper leaves the fuser and is picked up by the Exit Rollers, the drive direction is reversed to send the paper down to the Duplex Unit. As the paper passes through the Duplex Unit, it activates the Duplex Sensor. This in
  • Xerox 3450D | Service Manual - Page 47
    2-14 Phaser 3450 Laser Printer Service Manual
  • Xerox 3450D | Service Manual - Page 48
    Error Messages and Codes In this chapter... ■ Introduction ■ Servicing Instructions ■ Service Diagnostics ■ Error Messages and Codes Summary Table 3 Chapter
  • Xerox 3450D | Service Manual - Page 49
    56 Fuser Failure/Open Fuser Error 57 Fuser Failure/Low Heat Error 58 Fuser Failure/Over Heat Error Jam History Code Jam Error Message 01 Jam At Tray 1, 2, or 3 02 Jam At Top 03 Jam At Exit 04 Jam At Duplex 05 Jam At Tray/Remove Tray 2 3-2 Phaser 3450 Laser Printer Service Manual
  • Xerox 3450D | Service Manual - Page 50
    recurs. Fault History can be accessed one of two ways: Accessing Fault History 1. View the printer's fault history on the front panel. a. Go to Troubleshooting --> Service Tools --> Fault History or Jam History. Or... 2. If the printer is connected to a network and has a TCP/IP address, view the
  • Xerox 3450D | Service Manual - Page 51
    Diagrams and Plug/Jack Locator to locate test points. 4. Take voltage readings at various test points as instructed in the appropriate troubleshooting procedure. 5. Use the "Front Panel Test Print" on page 5-3, to isolate problems with the Main Board. 3-4 Phaser 3450 Laser Printer Service Manual
  • Xerox 3450D | Service Manual - Page 52
    printer to be sure you have corrected the initial problem and there are no additional problems present. Using the Troubleshooting Procedures 1. Each Step in a Troubleshooting Procedure instructs 6. Troubleshooting Procedures often ask you to replace a printer component, Chapter 8, "Service Parts
  • Xerox 3450D | Service Manual - Page 53
    that may be difficult or impossible to read on the average multi-meter. 7. When a troubleshooting procedure instructs you to replace a non-spared component and that component is part of a parent assembly, you should replace the entire parent assembly. 3-6 Phaser 3450 Laser Printer Service Manual
  • Xerox 3450D | Service Manual - Page 54
    Voltage Measurements 1. Power and signal grounds are connected to the frame ground. All circuit troubleshooting can be performed using the metal frame (chassis) as the grounding point. To locate connectors or test points, refer to "Wiring Diagrams" on page 10-1
  • Xerox 3450D | Service Manual - Page 55
    The Phaser 3450 Laser Printer has built-in diagnostics to aid in troubleshooting problems with the printer. The Service Diagnostics Menu provides a means to test sensors, motors, switches, clutches, fans and solenoids. Diagnostics also contain built-in test prints, cleaning procedures, printer
  • Xerox 3450D | Service Manual - Page 56
    the current test item. Used to select a data value entered by the user. Service Diagnostics Menu Map Function Function Function Description Display Tray 3 Interface Selects and checks Tray 3 interface. Tray 3 Interface PASS (FAIL) Test Pattern Pressing OK implements printing the test pattern
  • Xerox 3450D | Service Manual - Page 57
    clutch is energized for 1 sec; then automatically de-energized. Main motor runs 2 sec before clutch is energized to enable checking the clutch state. If Tray 3 not installed, test does not run. "Tray 3 Not Installed" displays. Tray 3 Clutch (ON / OFF) 3-10 Phaser 3450 Laser Printer Service Manual
  • Xerox 3450D | Service Manual - Page 58
    With Paper". Tray 3 W/ Out Paper Remove Tray 2, pull down on duplex jam gate, actuate the sensor, and confirm that message changes to "Duplex Sensor On". Duplex Sensor Off With cover open, touch sensor and Cover Open confirm message changes to "Cover Closed". With cover open and print cartridge
  • Xerox 3450D | Service Manual - Page 59
    Diode Laser Ready Fuser Fuser Control OPC (Print Cartridge) Cycle Read Cartridge. Ranges are as follows: 10K Cartridge: ■ 78,000 = Toner Low ■ 92,000 = Replace Cart. 5K Cartridge: ■ 39,000 = Toner Low ■ 46,000 = Replace Cart. Total OPC Cycle [XXX] 3-12 Phaser 3450 Laser Printer Service Manual
  • Xerox 3450D | Service Manual - Page 60
    Error Type Front Panel Message Fuser Laser Errors Jam Errors Memory Errors Tray Errors Toner Errors Fuser Failure (open/disconnected Fuser) Engine Fuser Low Heat Error Engine Fuser Over Heat Error Laser Failure (Polygon motor not ready) Jam At Tray [1] [2] [3]/ Remove All Paper Jam At Top/ Open
  • Xerox 3450D | Service Manual - Page 61
    fuser paper path. Printer power has been cycled and the error still appears. Troubleshooting Reference Applicable Parts Fuser heat lamp Fuser to Step 2. Replace Fuser. Replace Fuser. Replace Fuser. No - Go to Step 3. Go to Step 4. Replace Main Board. 3-14 Phaser 3450 Laser Printer Service Manual
  • Xerox 3450D | Service Manual - Page 62
    , reseated, and locked into place. Any obstructions, media, or debris has been removed from the paper path. Printer power has been cycled and the error still appears. Troubleshooting Reference Applicable Parts LSU Print Engine Controller Board Wiring and Plug/Jack Map References "Print Engine
  • Xerox 3450D | Service Manual - Page 63
    . part. Are guides damaged or loose? 5 Check the surface of the pick-up rollers for Clean rollers with Replace Main dirt or damage. Are the rollers dirty or a soft cloth very Board. damaged? slightly dampened with water or replace if damaged. 3-16 Phaser 3450 Laser Printer Service Manual
  • Xerox 3450D | Service Manual - Page 64
    or Jam At Exit". Any obstructions, media, or debris has been removed from the paper path. Printer power has been cycled and the error still appears. Troubleshooting Reference Applicable Parts Fuser Power Supply Board Main Board Wiring and Plug/Jack Map References "Print Engine Interconnect Diagram
  • Xerox 3450D | Service Manual - Page 65
    Replace the the embedded diagnostics to check Power Supply operation of the Duplex Sensor. Board. Does the sensor operate correctly? Replace the Duplex Sensor. 4 Does problem recur? Replace the Main Complete Board. 3-18 Phaser 3450 Laser Printer Service Manual
  • Xerox 3450D | Service Manual - Page 66
    Is Full or 0x44 The printer's front panel displays "Output Tray Is Full". The output tray has been emptied of all paper. Printer power has been cycled and the error still appears. Troubleshooting Reference Applicable Parts Tray Full Sensor Main Board Wiring and Plug/Jack Map References "Print
  • Xerox 3450D | Service Manual - Page 67
    Cartridge (0x55) The printer's front panel displays "Replace Print Cartridge". The Print Cartridge has been replaced with the correct Xerox Print Cartridge. Printer power has been cycled and the error still appears. Troubleshooting correctly? Switch. 3-20 Phaser 3450 Laser Printer Service Manual
  • Xerox 3450D | Service Manual - Page 68
    General Troubleshooting In this chapter... ■ Introduction ■ Preliminary Procedures ■ Front Panel Troubleshooting ■ Paper Size Switch Assembly ■ Power Supply Troubleshooting ■ Media Jams and the Paper Path 4 Chapter
  • Xerox 3450D | Service Manual - Page 69
    in the User Guide? 13. Are consumables replaced at the intervals recommended in "Consumables" on page 1-9? 14. Is the Print Cartridge properly installed? 15. Are all of the printer assemblies in place and are all printer covers and doors firmly closed? 4-2 Phaser 3450 Laser Printer Service Manual
  • Xerox 3450D | Service Manual - Page 70
    seated. 3. Verify that the Top Cover, Print Cartridge, and Fuser Gate interlocks are functional. 4. Replace the Main Board. Front Panel Continually Displays "No Paper in Tray [x]" 1. Ensure that the specified tray contains paper. 2. Verify that the Paper Out actuator is in the correct position and
  • Xerox 3450D | Service Manual - Page 71
    Paper Size Assembly. Paper size LEGAL14" LEGAL13" EXECUTIVE B5 A4 LETTER A5 (for reference only, supported in Tray 1 only) No Tray Upper ON ON OFF OFF OFF ON OFF OFF Switches Middle ON OFF ON OFF ON OFF OFF OFF Lower OFF ON ON ON ON OFF OFF OFF 4-4 Phaser 3450 Laser Printer Service Manual
  • Xerox 3450D | Service Manual - Page 72
    Supply Troubleshooting Troubleshooting References Applicable Parts Power Supply Board AC Switch Harness Assembly Wiring and Plug/Jack Map References Procedure Step 1 Action and Questions Yes a. Check the voltage at the AC wall outlet. Is there approximately 110 VAC (or 220 VAC if the printer
  • Xerox 3450D | Service Manual - Page 73
    retard/drag pads damaged or dirty? Yes No Go to Step 2. Replace Tray 1 Assembly. Load paper correctly. Go to Step 3. Repair or replace Tray 1 Actuator. Go to Step 5. Go to Step 4. Replace Tray 1 Solenoid. Clean if dirty. Replace damaged parts. 4-6 Phaser 3450 Laser Printer Service Manual
  • Xerox 3450D | Service Manual - Page 74
    when the Solenoid actuates? Refer to "Service Diagnostics Menu Map" on page 3-9. Go to Step 5. a. Is the feed roller dirty? Clean if dirty. No Load paper correctly. Go to Step 3. Go to Step 4. Replace Pick Roller Assembly. Replace Tray 2 Assembly Replace Main Board. General Troubleshooting 4-7
  • Xerox 3450D | Service Manual - Page 75
    Menu Map" on page 3-9. Go to Step 5. a. Are the feed roller or retard/drag pads dirty ? Clean if dirty. No Load paper correctly. Go to Step 3. Go to Step 4. Go to Step 5. Replace Tray 3 Assembly. Replace Tray 3 Assembly Replace Main Board. 4-8 Phaser 3450 Laser Printer Service Manual
  • Xerox 3450D | Service Manual - Page 76
    Jam At Tray [1] [2] [3] (Jam 0) Paper jams at or just after the Registration Sensor. Troubleshooting References Applicable Parts Registration/Feed Sensor Actuator Transfer Roller Registration Assembly Print Cartridge Main Board Procedure Wiring and Plug/Jack Map References Step 1 Action and
  • Xerox 3450D | Service Manual - Page 77
    operational, the Fuser Rollers turn freely when the motor is on? Go to Step 5. Replace Fuser Assembly. Use the embedded diagnostics to check the Fuser Exit Sensor. Is the sensor operational? Replace Power Replace Fuser Supply Board. Exit Sensor. 4-10 Phaser 3450 Laser Printer Service Manual
  • Xerox 3450D | Service Manual - Page 78
    Jam At Exit (Jam 2) Paper jams in the Fuser Assembly outlet or the Exit Roller Assembly. Troubleshooting References Applicable Parts Exit Sensor Actuator Fuser Assembly Exit Transport Assembly Main Board Procedure Wiring and Plug/Jack Map References Step 1 2 3 4 5 Action and Questions Yes No
  • Xerox 3450D | Service Manual - Page 79
    (Duplex Jam 1) Paper jams in the Exit Transport Assembly or before, or in the Duplex Feed Rollers. Troubleshooting References s3450-167 Applicable check the Fuser Exit Sensor. Is the sensor operational? Replace Main Board. Replace Exit Sensor. 4-12 Phaser 3450 Laser Printer Service Manual
  • Xerox 3450D | Service Manual - Page 80
    Jam At Tray/Remove Tray 2 (Duplex Jam 2) Paper Jam between the Duplex Feed Rollers and the Registration Rollers. Troubleshooting References s3450-168 Applicable Parts Duplex Exit Sensor Actuator Duplex Assembly Feed Roller Assembly Print Engine Controller Board Procedure Wiring and Plug/Jack Map
  • Xerox 3450D | Service Manual - Page 81
    . Does the harness show continuity? Check Print Cartridge. Does the cartridge contain toner and appear to be operating properly? Replace Print Cartridge Interconnect Board. No Go to Step 2. Go to Step 3. Replace Harness. Replace Print Cartridge. 4-14 Phaser 3450 Laser Printer Service Manual
  • Xerox 3450D | Service Manual - Page 82
    Print-Quality Troubleshooting In this chapter... ■ Print-Quality Problems Overview ■ Defects Associated with Specific Printer Components ■ Front Panel Test Print ■ Print-Quality Troubleshooting 5 Chapter
  • Xerox 3450D | Service Manual - Page 83
    . Print Cartridge ■ Streaks ■ Fine Lines ■ Banding in Process Direction ■ Uneven Density ■ Voids ■ Repeating Defects Transfer Roller ■ Toner on the back side of the printed page (simplex mode) ■ Light Prints ■ Repeating Defects ■ Spots on Image 5-2 Phaser 3450 Laser Printer Service Manual
  • Xerox 3450D | Service Manual - Page 84
    assist in troubleshooting problems. Each area of the test print is used for a printquality parameter. The following pages explain each of the areas and the print-quality parameters. From the printers front panel menus select Troubleshooting --> Service Tools --> Test Prints. Use supported paper from
  • Xerox 3450D | Service Manual - Page 85
    s3450-200 Deletions Inspect the test print for the presence of deletions or unprinted spots. If these are found go to Spot or Vertical Deletions on page 5-9. 5-4 Phaser 3450 Laser Printer Service Manual
  • Xerox 3450D | Service Manual - Page 86
    at the indicated points with a soft cloth or tissue. The toner should not lift off of the surface of the print. If the image smears or toner lifts off the image onto the cloth, refer to Unfused Image on -Uniform Image on page 5-8 or Character Defects on page 5-9. Print-Quality Troubleshooting 5-5
  • Xerox 3450D | Service Manual - Page 87
    Registration and Skew Fold the paper from two consecutive test prints in half (first side edge to side edge and then top edge to bottom the image seem distorted, blurred, or compressed. If these faults are observed refer to Skips/Smears on page 5-10. 5-6 Phaser 3450 Laser Printer Service Manual
  • Xerox 3450D | Service Manual - Page 88
    observed in the Phaser 3450 Laser Printer. The table also lists possible causes and solutions. Image Defect Possible Cause Solution No Image/Blank Prints ■ Seal tape was not ■ Ensure that sealing tape has Prints have no visible image removed from the cartridge. ■ Low or no toner been removed
  • Xerox 3450D | Service Manual - Page 89
    settings. ■ Print Cartridge. setting for the Toner Density menu is paper) environment? on consecutive pages. ■ Print Cartridge ■ Transfer Roller ■ Fuser assembly ■ Verify that paper meets printer specifications. Print 20 to 30 pages using recommended paper Phaser 3450 Laser Printer Service Manual
  • Xerox 3450D | Service Manual - Page 90
    Cartridge There are spots and/or ■ Fuser assembly marks of toner on the ■ Paper transports printed side of the page. ■ Transfer Roller Solution ■ Replace the Print Cartridge. NOTE: Refer to "Defects Associated with Specific Printer specification. characters are problems ■ Optional DIMM
  • Xerox 3450D | Service Manual - Page 91
    Panel is settings configured to Transparency ■ Recommended Media mode. ■ Transfer roller voltage ■ Verify transparency meets printer specifications. ■ Inspect the Transfer Roller spring tension and bearing contacts. ■ Replace Power Supply Board. 5-10 Phaser 3450 Laser Printer Service Manual
  • Xerox 3450D | Service Manual - Page 92
    Adjustments and Calibrations In this chapter... ■ Margin Calibration ■ Resetting NVRAM 6 Chapter
  • Xerox 3450D | Service Manual - Page 93
    duplex margin settings can be used with or without a print driver. The default setting for Duplex Top/Left is 0.20". firmware serial number are not affected by this reset. You can reset the PostScript NVRAM using the Troubleshooting/Service Tools Menu. 6-2 Phaser 3450 Laser Printer Service Manual
  • Xerox 3450D | Service Manual - Page 94
    Cleaning and Maintenance In this chapter... ■ Service Preventive Maintenance Procedure ■ Recommended Tools ■ Cleaning ■ Printing a Cleaning Sheet 7 Chapter
  • Xerox 3450D | Service Manual - Page 95
    off the printer. 4. Remove any debris or foreign objects. 5. Remove any loose toner from the interior of the printer using a Type II toner vacuum only. 6. Remove and clean the paper trays. 7. Clean pick rollers with a slightly damp, lint-free cloth. 7-2 Phaser 3450 Laser Printer Service Manual
  • Xerox 3450D | Service Manual - Page 96
    the Troubleshooting/Service Tools menu. The Fuser Clean sheet cleans toner debris out of the Fuser, and the Print Cart Clean sheet cleans the drum in the Print Cartridge. Print the cleaning sheets as follows: 1. Ensure that the printer is turned on, at the Ready state, and with approved paper loaded
  • Xerox 3450D | Service Manual - Page 97
    7-4 Phaser 3450 Laser Printer Service Manual
  • Xerox 3450D | Service Manual - Page 98
    Service Parts Disassembly In this chapter... ■ Overview ■ General Notes on Disassembly ■ Removing Service Parts and Consumables ■ Print Engine Disassembly 8 Chapter
  • Xerox 3450D | Service Manual - Page 99
    Printer When needed, the orientation of the printer is called out in the procedure for locating printer parts. Refer to the printer orientation graphic for locating the right, left, front and back sides of the printer. Back Left Front Right 3450-154 8-2 Phaser 3450 Laser Printer Service Manual
  • Xerox 3450D | Service Manual - Page 100
    OFF printer power for the Fuser to cool before you work on or around the Fuser. 5. Tray 2 can interfere with the removal of many printer parts. Remove Tray 2 The notation "PLX.X.X" indicates that this component is listed in the Service Parts List. ■ Bold arrows in an illustration show direction of
  • Xerox 3450D | Service Manual - Page 101
    Removing Service Parts and Consumables Routine Maintenance Items for the Phaser 3450 Laser Printer include the Transfer Roller and Fuser Assembly. Consumables consist of the Print Cartridge. Print Cartridge Removal (PL 9.1.8) 1. Power down the printer and disconnect the power cord from the wall
  • Xerox 3450D | Service Manual - Page 102
    Clip s3450-002 Fuser Removal PL 9.3.40) Warning The Fuser may be hot. Turn off power and allow at least 5 minutes for the Fuser to cool before removal. 1. Power down the printer and remove the power cord from the wall outlet. 2. Remove the rear cover (page 8-14). Service Parts Disassembly 8-5
  • Xerox 3450D | Service Manual - Page 103
    go on top and the short screws go on the bottom. Failure to reconnect the ground wire can result in a premature printer failure. If the Fuser is not fully seated, the fins on the inside of the rear cover will hit the Fuser when the cover is closed. 8-6 Phaser 3450 Laser Printer Service Manual
  • Xerox 3450D | Service Manual - Page 104
    remove the power cord from the wall outlet. 2. Remove the 2 screws securing the Right Cover (1) to the back of the printer. 1 s3450-012 3. Slide the cover toward the back of the printer to disengage the 3 retaining hooks on the lower edge of the cover, then lean the top of the cover outward
  • Xerox 3450D | Service Manual - Page 105
    opened slightly to clear the retaining boss for the upper screw. 3. Slide the cover toward the back of the printer to disengage the 3 retaining hooks on the lower edge of the cover, then lean the top of the cover outward and remove it from the printer. 8-8 Phaser 3450 Laser Printer Service Manual
  • Xerox 3450D | Service Manual - Page 106
    the Print Cartridge (page 8-4) and protect it from light. 2. Remove the Right Cover Assembly (page 8-7) and the Left Cover Assembly (page 8-8) from the printer. 3. Open Tray 1, the rear edge) that secure the Top Cover to the printer assembly. Service Parts Disassembly CN 4 CN 20 s3450-034 8-9
  • Xerox 3450D | Service Manual - Page 107
    (PL 9.1.2) 1. Power down the printer and remove the power cord from the wall outlet. 2. Open Tray 1. Caution Use caution when pushing outward on the top of the slot tracks in the next Step. If you exert too much pressure you can break the track. 8-10 Phaser 3450 Laser Printer Service Manual
  • Xerox 3450D | Service Manual - Page 108
    left side of the cover, clears the hinge pin mount, and slide the cover to the right and pull out to remove it from the printer. 1 2 1. Tray 1 Cover 2. Hinge s3450-006 Service Parts Disassembly 8-11
  • Xerox 3450D | Service Manual - Page 109
    the Retard Feeder Assembly with the Tray 1 Empty Sensor and Actuator from the printer. Front (Inner) Cover (PL 9.2.5) Note Tray 2 must be removed in order to remove the Front Cover. 1. Remove the Print Cartridge (page 8-4) and protect it from light. 8-12 Phaser 3450 Laser Printer Service Manual
  • Xerox 3450D | Service Manual - Page 110
    Remove the two screws securing the Front Cover to the printer, unlatch the two retaining hooks on each side, and remove the Front Cover. s3450-042 Tray 1 Lift Plate (PL 9.1.3) 1. Remove the Front (Inner springs from the metal frame. 3. Remove the Tray 1 Lift Plate. Service Parts Disassembly 8-13
  • Xerox 3450D | Service Manual - Page 111
    and remove the screw that secures the strap to the rear of the printer. Note You can also pry the cover end of the strap off the retainer and slide it free of the cover while leaving it and the screw attached to the rear of the printer. 1 s3450-031 8-14 Phaser 3450 Laser Printer Service Manual
  • Xerox 3450D | Service Manual - Page 112
    the retaining boss on the rear cover. Slide the strap down to remove it from the rear cover. Front Panel Assembly (PL 9.2.1.8) 1. Remove the Print Cartridge (page 8-4) and protect it from light. 2. Remove the Top Cover Assembly (page
  • Xerox 3450D | Service Manual - Page 113
    to the Main Board is easier with the Top Cover removed. 1. Remove the Print Cartridge (page 8-4) and protect it from light. 2. Remove the Top Cover Assembly (page 8-9). 3. Open the front section of the Top Cover to access the Interlock Switch cover. 8-16 Phaser 3450 Laser Printer Service Manual
  • Xerox 3450D | Service Manual - Page 114
    Assembly (page 8-7). Caution Observe proper ESD procedures when removing or replacing any circuit boards in the printer. Refer to "General Notes on Disassembly" on page 8-3. 2. Remove 2 thumbscrews securing the NIC Board Board and remove the NIC Board to the right. Service Parts Disassembly 8-17
  • Xerox 3450D | Service Manual - Page 115
    Motor CN8 Sub Fan CN21 Print Cartridge CN6 Front Panel CN4 Cover Tray 3 CN1 CN7 (Not Used) s3450-194 3. Remove 6 screws securing the Main Board to the Main Board Bracket (4 on the right side of the printer and 2 from the rear of the printer). 8-18 Phaser 3450 Laser Printer Service Manual
  • Xerox 3450D | Service Manual - Page 116
    for removal. Move the board toward the front of the printer so the connectors clear the bracket and remove the Main Board is installed or via a downloadable PJL command. Replacement Notes Note When reinstalling the Main Board, the short machine screw goes in the top Service Parts Disassembly 8-19
  • Xerox 3450D | Service Manual - Page 117
    securing the Cover Interconnect Board to the Main Drive and move it out of the way. 7. Remove 6 screws that secure the Main Drive to the printer chassis, and remove the Main Drive. 8-20 1 s3450-020 Phaser 3450 Laser Printer Service Manual
  • Xerox 3450D | Service Manual - Page 118
    the printer (page 8-8) 2. Disconnect CN 2 (to Registration Sensor) from the sensor board. 3. Disconnect CN 3 (to Print Cartridge Interconnect Board) from the sensor board. 4. Remove 2 screws securing the Tray 2 No Paper Sensor to the printer chassis and remove the sensor. Service Parts Disassembly
  • Xerox 3450D | Service Manual - Page 119
    remove it from the printer. Exit Motor Drive Assembly (PL 9.1.20) 1. Remove the Print Cartridge (page 8-4) and protect it from light. 2. Remove the Top Cover Assembly (page 8-9). 3. Disconnect the Exit Motor Drive harness connector from the Exit Motor. 8-22 Phaser 3450 Laser Printer Service Manual
  • Xerox 3450D | Service Manual - Page 120
    4. Remove 3 screws that secure the Exit Motor Drive Assembly to the printer chassis and remove the drive assembly. s3450-052 Caution Do not lose the thermal insulating This will be necessary when routing the cable back under the Laser Assembly during reinstallation. Service Parts Disassembly 8-23
  • Xerox 3450D | Service Manual - Page 121
    the Fan retainer (stopper) and remove the fan to the left while feeding the cable through the printer from the right side. 2 1 s3450-197 1. Stopper 2. Main Fan Reinstallation Notes Note If cable back under the Laser Assembly during reinstallation. 8-24 Phaser 3450 Laser Printer Service Manual
  • Xerox 3450D | Service Manual - Page 122
    retainer (stopper) and remove the fan to the left while feeding the cable through the printer from the right side. 2 1 s3450-198 1. Stopper 2. Sub Fan Reinstallation Notes (PL9.3.24) 1. Remove the Print Cartridge (page 8-4) and protect it from light. 2. Remove the Top Cover Assembly (page
  • Xerox 3450D | Service Manual - Page 123
    Roller Assemblies are not captured in the exit frame and can be dropped. 7. Lift the Exit Idler Roller Assemblies out of the exit frame. 8-26 Phaser 3450 Laser Printer Service Manual
  • Xerox 3450D | Service Manual - Page 124
    or the shaft are being replaced. Note On reassembly, ensure that the Output Full Sensor actuator moves freely. Laser Assembly (PL 9.1.16) 1. Remove the Print Cartridge (page 8-4) and protect it from light. 2. Remove the Top Cover Assembly (page
  • Xerox 3450D | Service Manual - Page 125
    Output Tray. s3450-057 4. Remove the Intermediate Output Tray (item 1) towards the front of the printer. 1 s3450-058 5. Remove 3 screws securing the Laser Assembly to the printer chassis and removal, it is not critical to unit performance. 8-28 Phaser 3450 Laser Printer Service Manual
  • Xerox 3450D | Service Manual - Page 126
    ) 1. Remove the Laser Assembly (page 8-27). 2. If the NIC Board is installed, remove it (page 8-17). 3. Disconnect CN 4, CN 7, CN 8, and CN 9 from the Print Cartridge Interconnect Assembly. s3450-059 4. Disconnect CN 6 from the Main Board. 5. Remove the 3 screws securing the Print
  • Xerox 3450D | Service Manual - Page 127
    (PL 9.1.9) 1. Remove the Print Cartridge (page 8-4) and protect it from light printer frame and can be difficult to see. Look at the right end of the Registration Transport Assembly and you will see the cap just to the right of the bearing. 1 8-30 s3450-063 Phaser 3450 Laser Printer Service Manual
  • Xerox 3450D | Service Manual - Page 128
    6. Lift the Registration Transport Assembly out of the printer. Registration Sensor (PL 9.7.10) 1. Remove the Registration Transport Assembly (page Sensor. 1 2 s3450-065 1. Regi Sensor 2. Sensor Holder Tray 1 Feed Roller Assembly (PL 9.3.2) 1. Remove the Front (Inner) Cover Assembly (page 8-
  • Xerox 3450D | Service Manual - Page 129
    Board" on page 10-4). s3450-024 3. Remove 2 screws securing the Tray 1 Solenoid (item 1) to the chassis and remove the solenoid. Note The ground wire will also be removed at this time. Be sure to replace it when replacing the solenoid. 8-32 1 s3450-025 Phaser 3450 Laser Printer Service Manual
  • Xerox 3450D | Service Manual - Page 130
    Roller Shaft. 1 2 1. Bushing s3450-068 2. Tray 1 Pick Up Rack 5. Remove 1 screw on the right side of the printer that secures the bracket over the right end of the Feed Roller Shaft. Remove the bracket and the Tray 1 Gear. 21 1. Bracket Service Parts Disassembly 2. Tray 1 Gear s3450-069 8-33
  • Xerox 3450D | Service Manual - Page 131
    6. Pull out on the top of the bearing retainer on both sides of the printer to free the tab from the retaining hole in the chassis, then rotate the bearings the shaft free as shown by ➁ below. Remove the Pick Up Assembly from the printer. 1 8-34 2 s3450-072 Phaser 3450 Laser Printer Service Manual
  • Xerox 3450D | Service Manual - Page 132
    Tray 1 Pick Roller (PL 9.3.2.4) 1. Remove the Inner Front Cover (page 8-12). 2. Release the securing tabs and push both idle rollers outward , ensure that the Pick Roller does not rotate independently of the shaft. If it does, it is not properly installed. Service Parts Disassembly 8-35
  • Xerox 3450D | Service Manual - Page 133
    ) Cover (page 8-12). 2. Remove 2 screws and drop the Retard Roller Frame Assembly. Roller Ass'y s3450-074 Tray 2 Paper Pick Assembly (PL 9.3.67) 1. Remove the Front (Inner) Cover Assembly (page 8-12). 2. Remove the Main Drive Assembly (page 8-19). 8-36 Phaser 3450 Laser Printer Service Manual
  • Xerox 3450D | Service Manual - Page 134
    3. On the right side of the printer, press down the retaining tab and remove the Feed Roller Shaft Gear Assembly from the Feed Roller Shaft. s3450-173 Service Parts Disassembly 8-37
  • Xerox 3450D | Service Manual - Page 135
    the printer upside down, remove 4 screws, and remove the 2 Bottom Cross Bars from the printer. Caution The Tray Full actuator is exposed with the top cover removed. Be careful when you turn the printer over to avoid damaging the actuator. s3450-172 8-38 Phaser 3450 Laser Printer Service Manual
  • Xerox 3450D | Service Manual - Page 136
    s3450-174 6. Using a screwdriver, pry up the locking tab and remove the stopper on the left side of the printer. 1 s3450-081 7. Remove the screw securing the ground wire on the right side of the Duplex Guide Plate. 8. Remove the Duplex Guide Plate from the printer. Service Parts Disassembly 8-39
  • Xerox 3450D | Service Manual - Page 137
    1 1. Feed Roller s3450-175 2. Pick Up Roller 10. Remove 4 screws securing the Paper Pick Assembly, slide the assembly to the right side of the printer, lift the left end and slide the assembly up and out to the left side of the printer. 1 8-40 s3450-176 Phaser 3450 Laser Printer Service Manual
  • Xerox 3450D | Service Manual - Page 138
    the ground wire on the right side of the Duplex Guide Plate. Tray 2 Pick Roller (PL 9.3.67.3) 1. Remove the Tray 2 Paper Pick Assembly (page 8-36). 2. Remove the spring ( roller core and reassemble the Paper Pick Assembly by reversing the previous steps.. Service Parts Disassembly s3450-177 8-41
  • Xerox 3450D | Service Manual - Page 139
    Duplex Guide Plate from the printer (page 8-36, Steps 1 through 8). 2. Slide the Tray 2 Paper Out Actuator (item 1) to the left ➀ until the end is free of the retainer clip, then lift up ➁ to remove it from the printer. Right 1 1 2 Left s3450-178 8-42 Phaser 3450 Laser Printer Service Manual
  • Xerox 3450D | Service Manual - Page 140
    its mounting location. Note The screw that secures the ground wire to the back edge of the assembly is the short machine screw. Caution Do not attempt to remove the Power Supply Board Assembly from the printer until you first disconnect all 5 connectors. s3450-179 Service Parts Disassembly 8-43
  • Xerox 3450D | Service Manual - Page 141
    up. 1 s3450-089 Reassembly Notes Note CN3 must be dressed correctly for reassembly. If CN3 is pulled too far forward, assembly will be difficult. 8-44 Phaser 3450 Laser Printer Service Manual
  • Xerox 3450D | Service Manual - Page 142
    2. Remove 4 screws securing the Power Supply Board to the Duplex Assembly and remove the board. 1 3 1. Power Supply Board 2. RH Guide (Duplex) 2 s3450-090 3. LH Guide (Duplex) Exit Sensor (PL 9.3.62) 1. Remove the Power Supply Board (page 8-42). 2. Remove 2 screws securing the Exit Sensor to
  • Xerox 3450D | Service Manual - Page 143
    8-46 Phaser 3450 Laser Printer Service Manual
  • Xerox 3450D | Service Manual - Page 144
    Parts Lists In this chapter... ■ Serial Number Format ■ Using the Parts List ■ Print Engine Parts ■ Xerox Supplies 9 Chapter
  • Xerox 3450D | Service Manual - Page 145
    format: PPPRSSSSS PPP = Three digit alphanumeric product code Product 3450 3450V Model B, D, DN B, D, DN Voltage 110V 220V Product Code PMY PNC R - Single digit : PMY = Product code for the 110V Printer 4 = Revision level 53072 = Serial number 9-2 Phaser 3450 Laser Printer Service Manual
  • Xerox 3450D | Service Manual - Page 146
    3. Qty: This number represents the parts per printer, not the number of parts supplied in the supplied per order. 5. Parts identified throughout this manual are referenced PL #.#.#; For example, PL 3.1.10 parts showing part numbers are available for support. Parts not showing part numbers are available
  • Xerox 3450D | Service Manual - Page 147
    Phaser 3450 Laser Printer Service Manual 9-4 0 1 3 3-2 3-4 3-5 2 2-1 2-2 3-6 4 3-4 3-3 3-1 5 21 24-2 24 24-3 23 24-1 24-4 16 19 20 25-1 25-2 25-3 25 9 22 33 42 38 7 13 14 14-2 18 15 12 26
  • Xerox 3450D | Service Manual - Page 148
    Service Parts List 9.1 Main Unit No. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 Name/Description Base Housing Tray 1 Cover Assy (with 2-1, 2-2) Tray 1 Assembly (with 3-1 ~ 3-6) Tray 1 Link (Left) Tray 1 Link (Right) Paper Tray Frame Assy Print Cartridge (5K)
  • Xerox 3450D | Service Manual - Page 149
    Interface Card (NIC) (with 41-1, 41-2) Fan DC (Sub) Qty Part Number NS NS 1 121E19270 NS NS NS NS NS NS NS NS 097S03130 1 127E14640 9-6 Phaser 3450 Laser Printer Service Manual
  • Xerox 3450D | Service Manual - Page 150
    Covers 0 1 5 6 4 1-3-1 1-3-3 1-3-4 1-3-2 1-3-5 1-3-6 1-3-3 1-3-10 1-3-9 1-3-8 1-3 1-2-1 1-2 1-2-2 1-3-10 1-3-7 1-1-4 1-1-3 1-1 1-1-1 1-1-2 2-1 3-5 3-2 3-3 3-7 3-6 3-4 3-8 Parts Lists 3-1 3 2-2 2 s3450-183 9-7
  • Xerox 3450D | Service Manual - Page 151
    Cover Assembly (with 2-1 and 2-2) 3 Rear Cover Assembly (with 3-1 ~ 3-8) 4 Left Cover 5 Front Inner Cover 6 Output Tray Cover Qty Part Number NS 019E63490 110E14480 1 802K69560 1 802K69580 1 802K69590 1 802E66540 1 802E66550 1 802E66560 9-8 Phaser 3450 Laser Printer Service Manual
  • Xerox 3450D | Service Manual - Page 152
    Frame 1 Assembly Parts Lists 66 8 36-2 36 36-3 36-1 14 15 0 16 16 15 9 10 20 37 17 33 20 21 24 34 19-2 19 19-3 19 19-1 19-4 23 20 22 20 22 7-3 7-2 7-1 7 1 7-8 7-4 7-5 7-6 7-7 2-3 2-2 2-2 6 2 2-4-3 2-4 2-4-2 2-4 -1 2-1 35 28 4 3 31 32 5 26 29 27 30 6 s3450-184
  • Xerox 3450D | Service Manual - Page 153
    Fuser 220V 6 Foot ML-80 7 Retard Feeder Assy (with 7-1 ~ 7-8) 8 Guide P Transfer 9 PMO Holder Plate Saw 10 IPR Plate Saw 11 12 13 14 Guide P Regi Upper 15 Spring ETC Lever 16 Holder M Bushing TX 17 Guide Plate Paper 1 006K29350 NS NS NS NS NS NS 9-10 Phaser 3450 Laser Printer Service Manual
  • Xerox 3450D | Service Manual - Page 154
    Service Parts List 9.3 Frame 1 Assembly (Continued) No. 31 32 33 34 35 36 37 Name/Description Nut Hex Cable Tie Actuator Out Full Photo Interrupter Connector Paper Size Sensor Assy (with 36-1 ~ 36-3) Harness Out Full Qty Part Number NS NS NS NS NS 1 110K14290 NS Parts Lists 9-11
  • Xerox 3450D | Service Manual - Page 155
    Phaser 3450 Laser Printer Service Manual 9-12 67-4 67-5 67-9 67-13 67-7 67-6 67-7 0 60 59 41 64 50 38 38 63 63 43 44 38 67 67-3 52 66
  • Xerox 3450D | Service Manual - Page 156
    Main2 50 IPR P GND Guide TR 51 AC Harness Assy 1 52 Hinge M Front Guide Dup 53 Print Cartridge Interconnect Board 1 54 55 56 Spring ETC Guide DEVE 57 PMO Guide DEVE L 58 PMO Guide DEVE R 59 Terminal P TR Cardinal 60 Sheet Cover TR 61 IPR P Ground Plate Paper 62 Exit Sensor 1 63
  • Xerox 3450D | Service Manual - Page 157
    Service Parts List 9.4 Frame 2 Assembly (Continued) No. 68 69 70 71 Name/Description Tray 2 (3) Retard Assy (with 68-1 ~ 68-13) Shaft M Coupling Retard Shaft M Gear Retard Guide M Front Qty Part Number 1 022E29540 NS NS NS 9-14 Phaser 3450 Laser Printer Service Manual
  • Xerox 3450D | Service Manual - Page 158
    1-14 1-16 1-17 1-10 4-3 4-1 4-1 4 4-4 7 5 3-6 3-8 3-3 8 3-5 3-4 7 3-7 3 3-2 2-3 3-1 2-8 2-2 2-7 2-1 2-5 2 2-1 2-8 2-2 2-6 2-9 2-4 s3450-186 Service Parts List 9.5 Fuser No. Name/Description 0 Unit Fuser 110V Unit Fuser 220V Qty Part Number 1 126E02480 1 126E02490
  • Xerox 3450D | Service Manual - Page 159
    Main Drive Motor Assembly 0 11 10 9 8 7 6 13 12 14 5 2 4 3 1 Harness-Main Motor s3450-187 Service Parts List 9.6 Main Drive No. Name/Description 0 Main Drive Motor Assy Qty Part Number 1 127K44860 9-16 Phaser 3450 Laser Printer Service Manual
  • Xerox 3450D | Service Manual - Page 160
    Exit Drive Motor Assembly 0 6 12 6 4 9 8 11 10 5 4 3 1 7 2 Harness-Motor s3450-188 Service Parts List 9.7 Exit Drive No. Name/Description 0 Exit Motor Assy Qty Part Number 1 127K44870 Parts Lists 9-17
  • Xerox 3450D | Service Manual - Page 161
    Service Parts List 9.8 Registration Transport Assy No. Name/Description 0 Reg Transport Assy 1 Guide P Regi Lower 2 Roller regi Lower L 3 Shaft Regi Upper 4 Roller M Regi Idle S 5 Roller M Regi Idle L Qty Part Number 1 059K39130 NS NS NS NS NS 9-18 Phaser 3450 Laser Printer Service Manual
  • Xerox 3450D | Service Manual - Page 162
    Service Parts List 9.8 Registration Transport Assy (Continued) No. 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 Name/Description Spring TS Paper Guide Guide P Regi Plate Holder M Sensor Photo Interrupter Bush M Roller Regi L E-Ring Bush M Roller Regi L Spring ES CBF Harness MP Empty Washer Plain Cap M
  • Xerox 3450D | Service Manual - Page 163
    12 2-14 2-10 2-9 2-13 2-14 2-3 2-6 2-4 2-11 2-5 2-8 2-7 2-2 s3450-190 Service Parts List 9.9 HVPS/Duplex Assembly No. Name/Description 0 Power Supply Board (110 Volts) (with 14) Qty Part Number 1 105K27080 1 105K27090 NS NS 1 059K39140 9-20 Phaser 3450 Laser Printer Service Manual
  • Xerox 3450D | Service Manual - Page 164
    Paper Tray 19 19 18 20 11 10 20 12 12 9 17 12 16 26 11 8 11 13 15 12 11 24 7 14 23 22 21 17 3 4 5 6 2 1 17 s3450-191 Service Parts List 9.10 Paper Tray No. Name/Description 0 Paper Tray (with 1 ~ 26) Qty Part Number 1 109R00722 Parts Lists 9-21
  • Xerox 3450D | Service Manual - Page 165
    18-5 18-2 29 9 10-1 10-2 18-1 18-6 33 19 10-3 10-5 10-4 101 11 12 27 27 102 27 102 18 103 s3450-192 9-22 Phaser 3450 Laser Printer Service Manual
  • Xerox 3450D | Service Manual - Page 166
    22 23 24 25 26 27 28 29 500 Sheet Feeder (with paper tray) PMO Frame SCF Tray 3 Feed Assy Spring Pick Up PMO Bushing TX Shaft Pick Up PMO Bearing Shaft MEA Unit Roller Feed Bearing Pick Up PMO Guid Inner SCF Tray 3 Retard Assy Coupling Retard Shaft SCF Shaft Gear Retard Gear Pick
  • Xerox 3450D | Service Manual - Page 167
    CBF Harness LIU GND 33 CBF Harness OPE 34 Bush Cable 35 ELA HOU CST Sensor Hawk 16 36 Harness Paper Size 101 Screw Taptite 102 Screw Taptite 103 Screw Machine 104 E-ring 105 E-ring Qty Part Number NS NS NS NS NS NS NS NS NS NS NS NS 9-24 Phaser 3450 Laser Printer Service Manual
  • Xerox 3450D | Service Manual - Page 168
    Xerox Supplies Repair Kits, World Kits, and Repackaging Kits Description Part Number World Kit Phaser 3450 Getting Started Pack Cushion Main Repackaging Phaser 3450 Main Shipping Box, Repackaging High-Capacity Print Cartridge Box Standard-Capacity Print Cartridge Box 500-Sheet Paper Tray Box 550
  • Xerox 3450D | Service Manual - Page 169
    Replacement Paper Tray 097S03132 097S03133 097S03136 097S03131 097S03134 097S03130 109R00722 Consumables Description Part Number Print Cartridge - Phaser 3450 Laser Printer Standard-Capacity (5K) High-Capacity (10K) 106R00687 106R00688 Service Parts Description Transfer Roller Fuser Assembly
  • Xerox 3450D | Service Manual - Page 170
    Wiring Diagrams In this chapter... ■ Print Engine Interconnect Diagram ■ Map 1 Main Board ■ Map 2 Connector Board ■ Connection Diagram 10 Chapter
  • Xerox 3450D | Service Manual - Page 171
    Phaser 3450 Laser Printer Service Manual 10-2 Registration Sensor Paper Out Sensor Output Full Sensor Thermistor 1 VCC 2 SIGNAL CN-2 3 GND Paper Size Board Fuser Exit Sensor Print Cartridge Fuser Heat Lamp AC Input Registration Clutch Tray 2 Solenoid Tray 1 Solenoid Tray 1 Empty Sensor
  • Xerox 3450D | Service Manual - Page 172
    Map 1 Main Board CN 20 CN 17 CN 10 CN 21 CN 6 CN 15 CN 8 CN 4 CN 9 CN 5 (not used) CN 18 CN 11 CN 14 CN 12 CN 16 RAM DIMM ROM DIMM CN 1 CN 7 (not used) s3450-195 10-3
  • Xerox 3450D | Service Manual - Page 173
    Map 2 Connector Board Tray 1 Solenoid CN 11 Tray 2 Solenoid CN 10 Tray 2 Out Switch SW 1 Main Board CN 12 Registration Clutch CN 14 Tray 1 Empty Sensor CN 13 s3450-180 10-4 Phaser 3450 Laser Printer Service Manual
  • Xerox 3450D | Service Manual - Page 174
    5 PANEL_RESET 6 GND COVER OPEN B'D 1 24 2P 2 24VS 6P COVER 1 24V JOINT PRINT CARTRIDGE 4P 1 MHV 2 NC 3 NC O PC 4 GND 5 NC 6 SUPPLY 7 NC 8 14 3.3V 7 GND 15 THV_PWM 8 GND 16 GND SCF 21 NC 22 P_EXIT 23 P_DU PLEX 24 FUSER 8P 1 3. 3V 5 SCF_RDY 2 SCF_STS 6 24 V 3 SCF_CM D 7 GND 4 SCF_CL K
  • Xerox 3450D | Service Manual - Page 175
    10-6 Phaser 3450 Laser Printer Service Manual
  • Xerox 3450D | Service Manual - Page 176
    , 1-12 Fuser, 9-21, 9-22 Fuser Assembly, 2-11 Fuser Control, 2-5 Fuser Exit Sensor, 2-13 Fuser Jam (Jam 1), 4-10 Fuser Removal, 8-5 G General Notes on Disassembly, 8-3 General Notes on Troubleshooting, 3-6 H High Voltage Power Supply Board, 8-42 HVPS/Duplex Assembly, 9-20 Service Manual Index - 1
  • Xerox 3450D | Service Manual - Page 177
    Media and Tray Specifications, 1-14 Media Jams and the Paper Path, 4-6 Media-based problems, 4-6 N NIC Board, 8-17 No Front Panel Display after Power is Turned ON, 4-3 O Open Fuser or 0x0000001, 3-14 Out Bin Full or 0x0001000, 3-19, 3-20 Overview of the Phaser 3450 Laser Printer, 2-2 3 (0x0000800
  • Xerox 3450D | Service Manual - Page 178
    , 2-7 Tray 2 No Paper Sensor, 8-21 Tray 2 Paper Pick Assembly, 8-36 Tray 2 Pickup Roller, 8-41 Tray 2 Retard Assembly, 8-36 Tray 2 Solenoid, 8-21 U Using the Parts List, 9-3 Using the Troubleshooting Procedures, 3-5 V Voltage Measurements, 3-7 X Xerox Supplies and Accessories, 9-25 T Toner Control
  • Xerox 3450D | Service Manual - Page 179
  • Xerox 3450D | Service Manual - Page 180
    071-0866-00
  • 1
  • 2
  • 3
  • 4
  • 5
  • 6
  • 7
  • 8
  • 9
  • 10
  • 11
  • 12
  • 13
  • 14
  • 15
  • 16
  • 17
  • 18
  • 19
  • 20
  • 21
  • 22
  • 23
  • 24
  • 25
  • 26
  • 27
  • 28
  • 29
  • 30
  • 31
  • 32
  • 33
  • 34
  • 35
  • 36
  • 37
  • 38
  • 39
  • 40
  • 41
  • 42
  • 43
  • 44
  • 45
  • 46
  • 47
  • 48
  • 49
  • 50
  • 51
  • 52
  • 53
  • 54
  • 55
  • 56
  • 57
  • 58
  • 59
  • 60
  • 61
  • 62
  • 63
  • 64
  • 65
  • 66
  • 67
  • 68
  • 69
  • 70
  • 71
  • 72
  • 73
  • 74
  • 75
  • 76
  • 77
  • 78
  • 79
  • 80
  • 81
  • 82
  • 83
  • 84
  • 85
  • 86
  • 87
  • 88
  • 89
  • 90
  • 91
  • 92
  • 93
  • 94
  • 95
  • 96
  • 97
  • 98
  • 99
  • 100
  • 101
  • 102
  • 103
  • 104
  • 105
  • 106
  • 107
  • 108
  • 109
  • 110
  • 111
  • 112
  • 113
  • 114
  • 115
  • 116
  • 117
  • 118
  • 119
  • 120
  • 121
  • 122
  • 123
  • 124
  • 125
  • 126
  • 127
  • 128
  • 129
  • 130
  • 131
  • 132
  • 133
  • 134
  • 135
  • 136
  • 137
  • 138
  • 139
  • 140
  • 141
  • 142
  • 143
  • 144
  • 145
  • 146
  • 147
  • 148
  • 149
  • 150
  • 151
  • 152
  • 153
  • 154
  • 155
  • 156
  • 157
  • 158
  • 159
  • 160
  • 161
  • 162
  • 163
  • 164
  • 165
  • 166
  • 167
  • 168
  • 169
  • 170
  • 171
  • 172
  • 173
  • 174
  • 175
  • 176
  • 177
  • 178
  • 179
  • 180
Service
Manual
Phaser
™
Laser Printer
3450