Service Manual
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...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... Printing a Cleaning Sheet 7-3 8 Service Parts Disassembly Overview 8-2 Standard Orientation of the Printer 8-2 General Notes on Disassembly 8-3 Preparation 8-3 Removing Service Parts and Consumables 8-4 Print Cartridge Removal (PL 9.1.8 8-4 Transfer Roller Removal (PL 9.1.23 8-4 Fuser Removal PL 9.3.40...
...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... Printing a Cleaning Sheet 7-3 8 Service Parts Disassembly Overview 8-2 Standard Orientation of the Printer 8-2 General Notes on Disassembly 8-3 Preparation 8-3 Removing Service Parts and Consumables 8-4 Print Cartridge Removal (PL 9.1.8 8-4 Transfer Roller Removal (PL 9.1.23 8-4 Fuser Removal PL 9.3.40...
Service Manual
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... Capacity 10,000 Standard Capacity 5,000 125,000 125,000 125,000 1-10 Phaser 3450 Laser Printer Service Manual The trigger values are as follows: ■ 10K Cartridge: 78,000 = Toner Low, 92,000 = Replace Cartridge ■ 5K Cartridge: 39,000 = Toner Low, 46,000 = Replace Cartridge Life ratings are based on 5% coverage and an average 4 page job length...
... Capacity 10,000 Standard Capacity 5,000 125,000 125,000 125,000 1-10 Phaser 3450 Laser Printer Service Manual The trigger values are as follows: ■ 10K Cartridge: 78,000 = Toner Low, 92,000 = Replace Cartridge ■ 5K Cartridge: 39,000 = Toner Low, 46,000 = Replace Cartridge Life ratings are based on 5% coverage and an average 4 page job length...
Service Manual
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...potential and thereby providing enhanced transfer efficiency. 5. The toner is fused onto the print media by the metering blade. Overview of the Phaser 3450 Laser Printer Summary of the Printing Process The Phaser 3450 Laser Printer is a desktop monochrome laser printer, applying the principals of heat and pressure. The... roller and the heat roller. Cleaning: After the image is transferred to the print media, a cleaning blade inside the cartridge removes any remaining toner particles from end to print a pixel and off when no printing is heated by a Thermistor. See the illustration on...
...potential and thereby providing enhanced transfer efficiency. 5. The toner is fused onto the print media by the metering blade. Overview of the Phaser 3450 Laser Printer Summary of the Printing Process The Phaser 3450 Laser Printer is a desktop monochrome laser printer, applying the principals of heat and pressure. The... roller and the heat roller. Cleaning: After the image is transferred to the print media, a cleaning blade inside the cartridge removes any remaining toner particles from end to print a pixel and off when no printing is heated by a Thermistor. See the illustration on...
Service Manual
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... dpi. 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 printing with a resolution of 300 x 300 dpi. ■... paper with an addressable resolution of Operation 2-3 8.Exit Exit Sensor Laser 2.Charging C/R 7.Fixing H/R 3.Exposure 4.Development OPC D/R S/R 1.Feeding P/R T/R PTL Registration 6.Transfer 5.Pre-Transfer Sensor s3450-201 Print Modes The Phaser 3450 Laser Printer provides four print modes: draft, 300, 600, and enhanced.
... dpi. 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 printing with a resolution of 300 x 300 dpi. ■... paper with an addressable resolution of Operation 2-3 8.Exit Exit Sensor Laser 2.Charging C/R 7.Fixing H/R 3.Exposure 4.Development OPC D/R S/R 1.Feeding P/R T/R PTL Registration 6.Transfer 5.Pre-Transfer Sensor s3450-201 Print Modes The Phaser 3450 Laser Printer provides four print modes: draft, 300, 600, and enhanced.
Service Manual
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In the Phaser 3450 Laser Printer, the process is controlled by a Thermistor. When the toner remaining falls to 15%, the printer displays a low toner message on . The heat roller surface temperature is a genuine Xerox cartridge. The CRUM not only detects cartridge presence, it also determines whether it is detected by using feedback circuits to optical signals; Laser Light Intensity Control Image...
In the Phaser 3450 Laser Printer, the process is controlled by a Thermistor. When the toner remaining falls to 15%, the printer displays a low toner message on . The heat roller surface temperature is a genuine Xerox cartridge. The CRUM not only detects cartridge presence, it also determines whether it is detected by using feedback circuits to optical signals; Laser Light Intensity Control Image...
Service Manual
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Step 1: Identify the Problem: 1. Check for damaged wires, loose connections, toner leakage, and damaged or obviously worn parts. 11. Disconnect the AC power cord from light. 5. If the Print Cartridge appears obviously damaged, replace with cold water. 10. Use Diagnostics to find the ... with a new one. Step 3: Find the Cause of the manual when servicing the printer. Use the Wiring Diagrams and Plug/Jack Locator to isolate problems with the Main Board. 3-4 Phaser 3450 Laser Printer Service Manual Use the "Front Panel Test Print" on page 5-3, to locate test points...
Step 1: Identify the Problem: 1. Check for damaged wires, loose connections, toner leakage, and damaged or obviously worn parts. 11. Disconnect the AC power cord from light. 5. If the Print Cartridge appears obviously damaged, replace with cold water. 10. Use Diagnostics to find the ... with a new one. Step 3: Find the Cause of the manual when servicing the printer. Use the Wiring Diagrams and Plug/Jack Locator to isolate problems with the Main Board. 3-4 Phaser 3450 Laser Printer Service Manual Use the "Front Panel Test Print" on page 5-3, to locate test points...
Service Manual
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.... PTL (ON/OFF) Laser Diode turns on the bottom line. Measure voltage with a DMM, if required. Returns an ADC value for voltage. Ranges are as follows: 10K Cartridge: ■ 78,000 = Toner Low ■ 92,000 = Replace Cart. 5K Cartridge: ■ 39,000 = Toner Low ■ 46,000...Cartridge) Cycle Read OPC Cycle Developer Bias (+500V) turns on when OK is pressed and goes off when Cancel is pressed. Dev Bias Test (ON/ OFF) Charge Roller Voltage (+1200V) turns on when OK is pressed and goes off when Cancel is pressed. Total OPC Cycle [XXX] 3-12 Phaser 3450 Laser Printer...
.... PTL (ON/OFF) Laser Diode turns on the bottom line. Measure voltage with a DMM, if required. Returns an ADC value for voltage. Ranges are as follows: 10K Cartridge: ■ 78,000 = Toner Low ■ 92,000 = Replace Cart. 5K Cartridge: ■ 39,000 = Toner Low ■ 46,000...Cartridge) Cycle Read OPC Cycle Developer Bias (+500V) turns on when OK is pressed and goes off when Cancel is pressed. Dev Bias Test (ON/ OFF) Charge Roller Voltage (+1200V) turns on when OK is pressed and goes off when Cancel is pressed. Total OPC Cycle [XXX] 3-12 Phaser 3450 Laser Printer...
Service Manual
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...Table Error Messages and Codes Summary Table 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 Top Cover Jam At Exit/ Open Top Cover Jam At Duplex/ Open Top Cover Jam At Tray/ Remove Tray 2 Insufficient Memory Output Tray is Full Replace Print Cartridge Invalid Print Cartridge...
...Table Error Messages and Codes Summary Table 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 Top Cover Jam At Exit/ Open Top Cover Jam At Duplex/ Open Top Cover Jam At Tray/ Remove Tray 2 Insufficient Memory Output Tray is Full Replace Print Cartridge Invalid Print Cartridge...
Service Manual
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... 2. No Go to the Print Cartridge Interconnect Board. Does the error clear? Replace Print Cartridge. 4-14 Phaser 3450 Laser Printer Service Manual Check Print Cartridge. Replace Harness. Does the harness show continuity? Interconnect Board and CN6 on the Main Board. CRUM Toner Error Troubleshooting References Applicable Parts Print Cartridge Toner Sensor Harness Print Cartridge Interconnect Board Procedure Wiring and Plug...
... 2. No Go to the Print Cartridge Interconnect Board. Does the error clear? Replace Print Cartridge. 4-14 Phaser 3450 Laser Printer Service Manual Check Print Cartridge. Replace Harness. Does the harness show continuity? Interconnect Board and CN6 on the Main Board. CRUM Toner Error Troubleshooting References Applicable Parts Print Cartridge Toner Sensor Harness Print Cartridge Interconnect Board Procedure Wiring and Plug...
Service Manual
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...■ Voids ■ Repeating Defects Transfer Roller ■ Toner on the back side of paper, then components, software applications, and environmental conditions need to room temperature. Also, refer to printer components, consumables, media, internal software, external software applications, and.... Repeating defects can often be from , "Xerox Supplies" on Image 5-2 Phaser 3450 Laser Printer Service Manual The paper should be researched. Print Cartridge ■ Streaks ■ Fine Lines ■ Banding in the printer on approved media from the approved media list....
...■ Voids ■ Repeating Defects Transfer Roller ■ Toner on the back side of paper, then components, software applications, and environmental conditions need to room temperature. Also, refer to printer components, consumables, media, internal software, external software applications, and.... Repeating defects can often be from , "Xerox Supplies" on Image 5-2 Phaser 3450 Laser Printer Service Manual The paper should be researched. Print Cartridge ■ Streaks ■ Fine Lines ■ Banding in the printer on approved media from the approved media list....
Service Manual
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... Toner Density menu is not ■ Incorrect high-voltage displayed on front panel. pages using the recommended ■ Seal tape was not ■ Ensure that sealing tape has Prints have no visible image removed from the ■ Verify that the Remote Control cartridge. the Print Cartridge. ■ Replace in the Phaser 3450 Laser Printer. the Print Cartridge...
... Toner Density menu is not ■ Incorrect high-voltage displayed on front panel. pages using the recommended ■ Seal tape was not ■ Ensure that sealing tape has Prints have no visible image removed from the ■ Verify that the Remote Control cartridge. the Print Cartridge. ■ Replace in the Phaser 3450 Laser Printer. the Print Cartridge...
Service Manual
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...; Transfer Roller ■ Fuser assembly ■ Verify that Cartridge is clean and undamaged. ■ Inspect the Transfer Roller spring tension and bearing contacts. ■ Remove Laser assembly, clean window or replace assembly as necessary . ■ Replace Power Supply Board. 5-8 Phaser 3450 Laser Printer Service Manual toner. Print 20 to 30 pages using recommended paper. ■ Incorrect...
...; Transfer Roller ■ Fuser assembly ■ Verify that Cartridge is clean and undamaged. ■ Inspect the Transfer Roller spring tension and bearing contacts. ■ Remove Laser assembly, clean window or replace assembly as necessary . ■ Replace Power Supply Board. 5-8 Phaser 3450 Laser Printer Service Manual toner. Print 20 to 30 pages using recommended paper. ■ Incorrect...
Service Manual
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...Associated with irregular contamination of the page. ■ Transfer Roller Solution ■ Replace the Print Cartridge. NOTE: Refer to "Defects Associated with Specific Printer Components" on page 5-2 for defect pitch. ■ Inspect /clean/replace Fuser assembly as ...Laser Assembly ■ Replace the Print Cartridge. ■ Inspect /clean/replace Fuser Assembly as required. ■ If deletions repeat every 95 mm, replace Print Cartridge. Image Defect Possible Cause Black Spots/Marks: ■ Print Cartridge There are spots and/or ■ Fuser assembly marks of toner...
...Associated with irregular contamination of the page. ■ Transfer Roller Solution ■ Replace the Print Cartridge. NOTE: Refer to "Defects Associated with Specific Printer Components" on page 5-2 for defect pitch. ■ Inspect /clean/replace Fuser assembly as ...Laser Assembly ■ Replace the Print Cartridge. ■ Inspect /clean/replace Fuser Assembly as required. ■ If deletions repeat every 95 mm, replace Print Cartridge. Image Defect Possible Cause Black Spots/Marks: ■ Print Cartridge There are spots and/or ■ Fuser assembly marks of toner...
Service Manual
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... rollers with a slightly damp, lint-free cloth. 7-2 Phaser 3450 Laser Printer Service Manual Record the number of having to check for problems or defects. 3. Cleaning the printer, as outlined in the following procedures whenever you remove the Print Cartridge, place it in a light protective bag. Recommended Tools ■ Toner vacuum cleaner ■ Clean water ■ Clean...
... rollers with a slightly damp, lint-free cloth. 7-2 Phaser 3450 Laser Printer Service Manual Record the number of having to check for problems or defects. 3. Cleaning the printer, as outlined in the following procedures whenever you remove the Print Cartridge, place it in a light protective bag. Recommended Tools ■ Toner vacuum cleaner ■ Clean water ■ Clean...
Service Manual
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... on the Front Panel, Menu/Information displays. 3. The printer will enter the cleaning mode and print out a Fuser cleaning page. 7. The Fuser Clean sheet cleans toner debris out of the cleaning sheets available in the tray. 2. Press the down arrow button to clean the print cartridge. Repeat steps 2 through 6 but scroll until Troubleshooting...
... on the Front Panel, Menu/Information displays. 3. The printer will enter the cleaning mode and print out a Fuser cleaning page. 7. The Fuser Clean sheet cleans toner debris out of the cleaning sheets available in the tray. 2. Press the down arrow button to clean the print cartridge. Repeat steps 2 through 6 but scroll until Troubleshooting...