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... Cartridge 2-10 Laser Scan Unit (LSU 2-10 Transfer Roller 2-11 Fuser Assembly 2-11 Paper Feed Drive 2-11 Paper Out Sensor 2-11 Paper Feed Sequence 2-12 Registration Sensor 2-12 Paper Transport 2-12 Fuser Exit Sensor 2-13 Duplex Unit 2-13 3 Error Messages and Codes Introduction 3-2 Servicing Instructions 3-4 Using the Troubleshooting Procedures 3-5 General...". . 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
... Cartridge 2-10 Laser Scan Unit (LSU 2-10 Transfer Roller 2-11 Fuser Assembly 2-11 Paper Feed Drive 2-11 Paper Out Sensor 2-11 Paper Feed Sequence 2-12 Registration Sensor 2-12 Paper Transport 2-12 Fuser Exit Sensor 2-13 Duplex Unit 2-13 3 Error Messages and Codes Introduction 3-2 Servicing Instructions 3-4 Using the Troubleshooting Procedures 3-5 General...". . 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
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... Jam At Exit (Jam 2 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 5-5 Registration and Skew 5-6 Skips or Smears 5-6 Print-Quality...
... Jam At Exit (Jam 2 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 5-5 Registration and Skew 5-6 Skips or Smears 5-6 Print-Quality...
Service Manual
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Phaser 3450 Laser Printer Shown With Optional Tray 3 Insert 3/4 view of this product, participation in Xerox Phaser 3450 Laser Printer Service Training is the primary document used for repairing, maintaining, and troubleshooting the printer. Printer Introduction and Overview The Xerox Phaser 3450 Laser Printer Service Manual is strongly recommended. To ensure complete understanding of Printer with extra tray 1-2 Phaser 3450 Laser Printer Service Manual
Phaser 3450 Laser Printer Shown With Optional Tray 3 Insert 3/4 view of this product, participation in Xerox Phaser 3450 Laser Printer Service Training is the primary document used for repairing, maintaining, and troubleshooting the printer. Printer Introduction and Overview The Xerox Phaser 3450 Laser Printer Service Manual is strongly recommended. To ensure complete understanding of Printer with extra tray 1-2 Phaser 3450 Laser Printer Service Manual
Service Manual
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...by displaying the Fault History or Jam History on page 5-1. To troubleshoot problems, such as start up and power on page 3-9. Introduction This section covers troubleshooting procedures for the Phaser 3450 Laser Printer front panel error messages and codes. Only jams and fatal errors ...will display when viewing the Fault History and Jam History logs and the equivalent Printer Error Messages are generally specific, ...
...by displaying the Fault History or Jam History on page 5-1. To troubleshoot problems, such as start up and power on page 3-9. Introduction This section covers troubleshooting procedures for the Phaser 3450 Laser Printer front panel error messages and codes. Only jams and fatal errors ...will display when viewing the Fault History and Jam History logs and the equivalent Printer Error Messages are generally specific, ...
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Go to a network and has a TCP/IP address, view the printer's web page using a web browser. a. Enter the printer's IP address as the URL. If the printer is connected to Troubleshooting --> Service Tools --> Fault History or Jam History. b. Error Messages and Codes 3-3 Fault History can be displayed. Or... ...2. a. c. When an error first occurs, record the error message and code then cycle power to the printer to see if the error recurs. Select the Troubleshoot link and the fault history will be accessed one of two ways: Accessing Fault History 1. Open a web browser...
Go to a network and has a TCP/IP address, view the printer's web page using a web browser. a. Enter the printer's IP address as the URL. If the printer is connected to Troubleshooting --> Service Tools --> Fault History or Jam History. b. Error Messages and Codes 3-3 Fault History can be displayed. Or... ...2. a. c. When an error first occurs, record the error message and code then cycle power to the printer to see if the error recurs. Select the Troubleshoot link and the fault history will be accessed one of two ways: Accessing Fault History 1. Open a web browser...
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...is recommended that you start at the electric outlet while the printer is running. Use the Error Messages and Codes and troubleshooting procedures to find the cause of the manual when servicing the printer. If you choose not to service the print engine and ... in the appropriate troubleshooting procedure. 5. If the Print Cartridge appears obviously damaged, replace with cold water. 10. Use only an approved toner vacuum. 9. Use the Wiring Diagrams and Plug/Jack Locator to isolate problems with the Main Board. 3-4 Phaser 3450 Laser Printer Service Manual Verify...
...is recommended that you start at the electric outlet while the printer is running. Use the Error Messages and Codes and troubleshooting procedures to find the cause of the manual when servicing the printer. If you choose not to service the print engine and ... in the appropriate troubleshooting procedure. 5. If the Print Cartridge appears obviously damaged, replace with cold water. 10. Use only an approved toner vacuum. 9. Use the Wiring Diagrams and Plug/Jack Locator to isolate problems with the Main Board. 3-4 Phaser 3450 Laser Printer Service Manual Verify...
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..."Yes", then follow the instructions for removing and replacing all spared printer parts. The Actions and Questions box contains additional information and/or additional procedures you to isolate the problem. 3. Troubleshooting Procedures may ask you must follow the instructions for complete information on...3-9 for the detailed steps and functions for continuity at certain test points within the printer. The steps are to be sure you to the question is followed by a question. Troubleshooting Procedures often ask you to the question is fixed or resolved. 2. If your response...
..."Yes", then follow the instructions for removing and replacing all spared printer parts. The Actions and Questions box contains additional information and/or additional procedures you to isolate the problem. 3. Troubleshooting Procedures may ask you must follow the instructions for complete information on...3-9 for the detailed steps and functions for continuity at certain test points within the printer. The steps are to be sure you to the question is followed by a question. Troubleshooting Procedures often ask you to the question is fixed or resolved. 2. If your response...
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... FG (frame ground) in the troubleshooting procedures are instructed to take a voltage reading, the black probe (-) is generally connected to a pin that component is part of a parent assembly, you should replace the entire parent assembly. 3-6 Phaser 3450 Laser Printer Service Manual The main purpose of ...voltage readings is to a 'Ready' condition. 2. All voltage values given in place of any RTN pin or test point in the printer, and you can substitute any SG pin or test...
... FG (frame ground) in the troubleshooting procedures are instructed to take a voltage reading, the black probe (-) is generally connected to a pin that component is part of a parent assembly, you should replace the entire parent assembly. 3-6 Phaser 3450 Laser Printer Service Manual The main purpose of ...voltage readings is to a 'Ready' condition. 2. All voltage values given in place of any RTN pin or test point in the printer, and you can substitute any SG pin or test...
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To locate connectors or test points, refer to +26.4 VDC Less than +0.5 VDC Error Messages and Codes 3-7 Unless otherwise specified, the following voltage tolerances are connected to the frame ground. Voltage Measurements 1. All circuit troubleshooting can be performed using the metal frame (chassis) as the grounding point. Power and signal grounds are used within this section: Stated +3.3 VDC +5.0 VDC +24.0 VDC 0.0 VDC Measured +3.135 to +3.465 VDC +4.75 to +5.25 VDC +21.6 to "Wiring Diagrams" on page 10-1 for more information.
To locate connectors or test points, refer to +26.4 VDC Less than +0.5 VDC Error Messages and Codes 3-7 Unless otherwise specified, the following voltage tolerances are connected to the frame ground. Voltage Measurements 1. All circuit troubleshooting can be performed using the metal frame (chassis) as the grounding point. Power and signal grounds are used within this section: Stated +3.3 VDC +5.0 VDC +24.0 VDC 0.0 VDC Measured +3.135 to +3.465 VDC +4.75 to +5.25 VDC +21.6 to "Wiring Diagrams" on page 10-1 for more information.
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...Press Menu Key", and then release the OK button. 4. Hold down the OK button and turn the printer back ON. 3. Service Diagnostics The Phaser 3450 Laser Printer has built-in diagnostics to enter Service Diagnostics: Entering Service Diagnostics: 1. Service diagnostics are to test ...). 3-8 Phaser 3450 Laser Printer Service Manual The Service Diagnostics Menu provides a means to be rebooted to aid in troubleshooting problems with the printer. Diagnostics also contain built-in test prints, cleaning procedures, printer status and some NVRAM access. Turn the printer power OFF...
...Press Menu Key", and then release the OK button. 4. Hold down the OK button and turn the printer back ON. 3. Service Diagnostics The Phaser 3450 Laser Printer has built-in diagnostics to enter Service Diagnostics: Entering Service Diagnostics: 1. Service diagnostics are to test ...). 3-8 Phaser 3450 Laser Printer Service Manual The Service Diagnostics Menu provides a means to be rebooted to aid in troubleshooting problems with the printer. Diagnostics also contain built-in test prints, cleaning procedures, printer status and some NVRAM access. Turn the printer power OFF...
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...Plug/Jack Map References "Print Engine Interconnect Diagram" on page 10-2 Troubleshooting Procedure Steps Actions and Questions 1 Remove Fuser 2 Check resistance of thermistor. Replace Fuser. Go to Step 4. Printer power has been cycled and the error still appears. Is thermistor open.../ 0x56/ 0x57/0x58 The printer's front panel displays "Fuser Failure, Engine Fuser Over Heat Error, or Engine Fuser Low Heat Error". Is thermostat open? 3 Check resistance of overheat thermostat. Replace Main Board. 3-14 Phaser 3450 Laser Printer Service Manual Replace Fuser. Yes...
...Plug/Jack Map References "Print Engine Interconnect Diagram" on page 10-2 Troubleshooting Procedure Steps Actions and Questions 1 Remove Fuser 2 Check resistance of thermistor. Replace Fuser. Go to Step 4. Printer power has been cycled and the error still appears. Is thermistor open.../ 0x56/ 0x57/0x58 The printer's front panel displays "Fuser Failure, Engine Fuser Over Heat Error, or Engine Fuser Low Heat Error". Is thermostat open? 3 Check resistance of overheat thermostat. Replace Main Board. 3-14 Phaser 3450 Laser Printer Service Manual Replace Fuser. Yes...
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The LSU has been removed, reseated, and locked into place. Printer power has been cycled and the error still appears. Go to check laser motor operation. Complete Error Messages and Codes 3-15 LSU Error or 0x5A The printer's front panel displays "Laser Failure". Troubleshooting Reference Applicable Parts LSU Print Engine Controller Board Wiring and Plug/Jack...
The LSU has been removed, reseated, and locked into place. Printer power has been cycled and the error still appears. Go to check laser motor operation. Complete Error Messages and Codes 3-15 LSU Error or 0x5A The printer's front panel displays "Laser Failure". Troubleshooting Reference Applicable Parts LSU Print Engine Controller Board Wiring and Plug/Jack...
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...or 3 Solenoid Regi Clutch or Feed Clutch Feed Sensor Wiring and Plug/Jack Map References "Print Engine Interconnect Diagram" on page 10-2 Troubleshooting Procedure Steps Actions and Questions Yes No 1 Using the embedded diagnostics, check Go to check feed sensor operation. Do the clutches operate correctly...a soft cloth very Board. operation of the pick-up rollers for Clean rollers with water or replace if damaged. 3-16 Phaser 3450 Laser Printer Service Manual slightly dampened with Replace Main dirt or damage. Are guides damaged or loose? 5 Check the surface of the Regi...
...or 3 Solenoid Regi Clutch or Feed Clutch Feed Sensor Wiring and Plug/Jack Map References "Print Engine Interconnect Diagram" on page 10-2 Troubleshooting Procedure Steps Actions and Questions Yes No 1 Using the embedded diagnostics, check Go to check feed sensor operation. Do the clutches operate correctly...a soft cloth very Board. operation of the pick-up rollers for Clean rollers with water or replace if damaged. 3-16 Phaser 3450 Laser Printer Service Manual slightly dampened with Replace Main dirt or damage. Are guides damaged or loose? 5 Check the surface of the Regi...
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... Parts Fuser Power Supply Board Main Board Wiring and Plug/Jack Map References "Print Engine Interconnect Diagram" on page 10-2 Troubleshooting Procedure Steps Actions and Questions Yes No 1 Does paper jam in the fuser and the fuser Replace the Main Replace the ...Fuser? Does the sensor operate correctly? Error Messages and Codes 3-17 Any obstructions, media, or debris has been removed from the paper path. Printer power has been cycled and the error still appears. Sensor, use the embedded diagnostics to Step 4. Power Supply Board. Board. Does the sensor...
... Parts Fuser Power Supply Board Main Board Wiring and Plug/Jack Map References "Print Engine Interconnect Diagram" on page 10-2 Troubleshooting Procedure Steps Actions and Questions Yes No 1 Does paper jam in the fuser and the fuser Replace the Main Replace the ...Fuser? Does the sensor operate correctly? Error Messages and Codes 3-17 Any obstructions, media, or debris has been removed from the paper path. Printer power has been cycled and the error still appears. Sensor, use the embedded diagnostics to Step 4. Power Supply Board. Board. Does the sensor...
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... Board Main Board Transport Roller Shaft Assembly Wiring and Plug/Jack Map References "Print Engine Interconnect Diagram" on page 10-2 Troubleshooting Procedure Steps Actions and Questions Yes No 1 Does paper jam after reversal but before Replace Transport Go to check Power Supply...Any obstructions, media, or debris has been removed from the duplex paper path. Printer power has been cycled and the error still appears. Board. Replace the Main Complete Board. 3-18 Phaser 3450 Laser Printer Service Manual Does the sensor operate correctly? Replace Duplex Assembly. Jam At Duplex (...
... Board Main Board Transport Roller Shaft Assembly Wiring and Plug/Jack Map References "Print Engine Interconnect Diagram" on page 10-2 Troubleshooting Procedure Steps Actions and Questions Yes No 1 Does paper jam after reversal but before Replace Transport Go to check Power Supply...Any obstructions, media, or debris has been removed from the duplex paper path. Printer power has been cycled and the error still appears. Board. Replace the Main Complete Board. 3-18 Phaser 3450 Laser Printer Service Manual Does the sensor operate correctly? Replace Duplex Assembly. Jam At Duplex (...
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... Main Board Wiring and Plug/Jack Map References "Print Engine Interconnect Diagram" on page 10-2 Troubleshooting Procedure Steps Actions and Questions Yes 1 Check the operation of the Tray Full Sensor. Does...Main operation of the sensor actuator. Error Messages and Codes 3-19 Printer power has been cycled and the error still appears. sensor operate correctly? Output Tray Is Full or 0x44... The printer's front panel displays "Output Tray Is Full". damage? 2 Use the embedded diagnostics to ...
... Main Board Wiring and Plug/Jack Map References "Print Engine Interconnect Diagram" on page 10-2 Troubleshooting Procedure Steps Actions and Questions Yes 1 Check the operation of the Tray Full Sensor. Does...Main operation of the sensor actuator. Error Messages and Codes 3-19 Printer power has been cycled and the error still appears. sensor operate correctly? Output Tray Is Full or 0x44... The printer's front panel displays "Output Tray Is Full". damage? 2 Use the embedded diagnostics to ...
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... correct Xerox Print Cartridge. Troubleshooting Reference Applicable Parts Cover open interlock switch Switch actuator lever Main Board Wiring and Plug/Jack Map References "Print Engine Interconnect Diagram" on page 10-2 Troubleshooting Procedure Steps Actions and Questions Yes No 1 Is the switch actuating lever on top of the Cover Open Switch. Switch. 3-20 Phaser 3450 Laser Printer...
... correct Xerox Print Cartridge. Troubleshooting Reference Applicable Parts Cover open interlock switch Switch actuator lever Main Board Wiring and Plug/Jack Map References "Print Engine Interconnect Diagram" on page 10-2 Troubleshooting Procedure Steps Actions and Questions Yes No 1 Is the switch actuating lever on top of the Cover Open Switch. Switch. 3-20 Phaser 3450 Laser Printer...
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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
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
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..." on a level and stable surface? 11. Does the printer have the correct ventilation space around all printer covers and doors firmly closed? 4-2 Phaser 3450 Laser Printer Service Manual Are consumables replaced at the wall outlet within specifications for this printer; Is the printer sitting on page 1-14? 12. Preliminary Procedures 1. Troubleshooting procedures will isolate a problem to use the...
..." on a level and stable surface? 11. Does the printer have the correct ventilation space around all printer covers and doors firmly closed? 4-2 Phaser 3450 Laser Printer Service Manual Are consumables replaced at the wall outlet within specifications for this printer; Is the printer sitting on page 1-14? 12. Preliminary Procedures 1. Troubleshooting procedures will isolate a problem to use the...
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... Remove and reseat the Front Panel connector. 3. Replace the Main Board. Verify that the Print Cartridge is securely plugged into both the printer and the grounded, three prong AC outlet with the appropriate power available. 2. Ensure that Top Cover, Print Cartridge, and Fuser Gate ... securely closed . 2. Replace the Main Board. Verify that all connections to the Main Board. 2. Replace the Paper Out Sensor. 4. Front Panel Troubleshooting No Front Panel Display after Power is Blank 1. Ensure that the Top Cover is in Tray [x]" 1. Replace the Power Supply Board. 5. Ensure ...
... Remove and reseat the Front Panel connector. 3. Replace the Main Board. Verify that the Print Cartridge is securely plugged into both the printer and the grounded, three prong AC outlet with the appropriate power available. 2. Ensure that Top Cover, Print Cartridge, and Fuser Gate ... securely closed . 2. Replace the Main Board. Verify that all connections to the Main Board. 2. Replace the Paper Out Sensor. 4. Front Panel Troubleshooting No Front Panel Display after Power is Blank 1. Ensure that the Top Cover is in Tray [x]" 1. Replace the Power Supply Board. 5. Ensure ...