Service Manual
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... drive assemblies while any electrical component unless you attempt to service the Fuser Assembly or adjacent components. viii Phaser 3450 Laser Printer S7300-02 Servicing Mechanical Components When servicing mechanical components within the printer, manually rotate drive assemblies, rollers, and gears. Turn the printer power off and wait at least 5 minutes for electrical shock. S7300-03...
... drive assemblies while any electrical component unless you attempt to service the Fuser Assembly or adjacent components. viii Phaser 3450 Laser Printer S7300-02 Servicing Mechanical Components When servicing mechanical components within the printer, manually rotate drive assemblies, rollers, and gears. Turn the printer power off and wait at least 5 minutes for electrical shock. S7300-03...
Service Manual
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... 1-12 Electrical Specifications 1-12 Environmental Specifications 1-13 Duplex Printing Media Sizes 1-13 Media and Tray Specifications 1-14 2 Theory of Operation Overview of the Phaser 3450 Laser Printer 2-2 Summary of the Printer 2-6 Duplex Paper Path 2-6 Contents xiii 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 Printing Process 2-2 Print Modes...
... 1-12 Electrical Specifications 1-12 Environmental Specifications 1-13 Duplex Printing Media Sizes 1-13 Media and Tray Specifications 1-14 2 Theory of Operation Overview of the Phaser 3450 Laser Printer 2-2 Summary of the Printer 2-6 Duplex Paper Path 2-6 Contents xiii 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 Printing Process 2-2 Print Modes...
Service Manual
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...3-5 General Notes on Troubleshooting 3-6 Voltage Measurements 3-7 Service Diagnostics 3-8 Service Diagnostic Front Panel Button Descriptions 3-9 Service Diagnostics Menu Map 3-9 Error Messages and Codes Summary Table 3-13 Fuser Failure/Low Heat/or Overheat/ 0x56/0x57/0x58 3-14 LSU Error or 0x5A 3-15 Jam At Tray [1] [2] [3] or 0x01 3-16 Jam At Top(0x02) or... 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
...3-5 General Notes on Troubleshooting 3-6 Voltage Measurements 3-7 Service Diagnostics 3-8 Service Diagnostic Front Panel Button Descriptions 3-9 Service Diagnostics Menu Map 3-9 Error Messages and Codes Summary Table 3-13 Fuser Failure/Low Heat/or Overheat/ 0x56/0x57/0x58 3-14 LSU Error or 0x5A 3-15 Jam At Tray [1] [2] [3] or 0x01 3-16 Jam At Top(0x02) or... 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
Service Manual
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...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 Troubleshooting... 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...
...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 Troubleshooting... 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...
Service Manual
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Transfer Roller 1-8 3. Feed Roller 2. Service Parts 2 1 3 1. Fuser Assembly s3450-163 Phaser 3450 Laser Printer Service Manual
Transfer Roller 1-8 3. Feed Roller 2. Service Parts 2 1 3 1. Fuser Assembly s3450-163 Phaser 3450 Laser Printer Service Manual
Service Manual
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... -life messages. The value currently stored (in NVRAM. Consumables Print 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 The Main Board monitors this counter in order to display the near...
... -life messages. The value currently stored (in NVRAM. Consumables Print 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 The Main Board monitors this counter in order to display the near...
Service Manual
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... Modes Running Mode: Print Engine capable of a print. 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 Continuous Operating Printing Speed ppm = pages per ... line voltages Primary line voltage frequency range Power consumption Specification 100 - 127 V Printer - (90 - 135 V) 13 amp circuit 220 - 240 V Printer - (180 - 264 V) 7-8 amp circuit 100 - 120 V Printer - 50/60 Hz + 3 Hz 220 - 240 V Printer - 50/60 Hz + 3 Hz Mode Print Mode Ready Mode Sleep Mode ...
... Modes Running Mode: Print Engine capable of a print. 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 Continuous Operating Printing Speed ppm = pages per ... line voltages Primary line voltage frequency range Power consumption Specification 100 - 127 V Printer - (90 - 135 V) 13 amp circuit 220 - 240 V Printer - (180 - 264 V) 7-8 amp circuit 100 - 120 V Printer - 50/60 Hz + 3 Hz 220 - 240 V Printer - 50/60 Hz + 3 Hz Mode Print Mode Ready Mode Sleep Mode ...
Service Manual
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...the image, the print media goes through a system of mirrors and lenses. Overview of the Phaser 3450 Laser Printer Summary of the Printing Process The Phaser 3450 Laser Printer is transferred onto the print media using the voltage supplied by the transfer roller. Charging: The...Fuser where it disconnects AC power to the relatively positive latent image. Cleaning: After the image is composed of the drum lowering the surface potential and thereby providing enhanced transfer efficiency. 5. Development: Negatively charged toner particles from the drum. 2-2 Phaser 3450 Laser Printer...
...the image, the print media goes through a system of mirrors and lenses. Overview of the Phaser 3450 Laser Printer Summary of the Printing Process The Phaser 3450 Laser Printer is transferred onto the print media using the voltage supplied by the transfer roller. Charging: The...Fuser where it disconnects AC power to the relatively positive latent image. Cleaning: After the image is composed of the drum lowering the surface potential and thereby providing enhanced transfer efficiency. 5. Development: Negatively charged toner particles from the drum. 2-2 Phaser 3450 Laser Printer...
Service Manual
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...presence, it also determines whether it is set. The Fuser Control circuit keeps the Fuser temperature at 185º C during printing and at 145º C during standby. In the Phaser 3450 Laser Printer, the process is controlled by the printer. Laser Light Intensity Control Image data is transmitted to optical signals;... and toner image must be continuously monitored and adjusted by using feedback circuits to attain a stable electrostatic image. Fuser Control Fuser temperature control During fuser temperature control the printer's target temperature is a genuine Xerox cartridge.
...presence, it also determines whether it is set. The Fuser Control circuit keeps the Fuser temperature at 185º C during printing and at 145º C during standby. In the Phaser 3450 Laser Printer, the process is controlled by the printer. Laser Light Intensity Control Image data is transmitted to optical signals;... and toner image must be continuously monitored and adjusted by using feedback circuits to attain a stable electrostatic image. Fuser Control Fuser temperature control During fuser temperature control the printer's target temperature is a genuine Xerox cartridge.
Service Manual
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.... The simplex paper path is shown in black and the duplex path is fused, as detected by the Fuser Exit Sensor, the drive motor reverses. Paper Path of the printer provides access for printing. 2-6 Phaser 3450 Laser Printer Service Manual R 5 R 4 R 1 R 11 S 4 S 2 R 6 R 7 R1: Print Cartridge Drum R2: Transfer Roller ... Duplex Paper Path When duplex print mode is selected, the paper is fed through the Phaser 3450 Laser Printer and identifies the major components. A door at the rear of the Printer Papers that meet the specifications may be fed from the RCP Menu) with side two ...
.... The simplex paper path is shown in black and the duplex path is fused, as detected by the Fuser Exit Sensor, the drive motor reverses. Paper Path of the printer provides access for printing. 2-6 Phaser 3450 Laser Printer Service Manual R 5 R 4 R 1 R 11 S 4 S 2 R 6 R 7 R1: Print Cartridge Drum R2: Transfer Roller ... Duplex Paper Path When duplex print mode is selected, the paper is fed through the Phaser 3450 Laser Printer and identifies the major components. A door at the rear of the Printer Papers that meet the specifications may be fed from the RCP Menu) with side two ...
Service Manual
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... optional 8 Mbyte flash memory DIMM for fonts, forms, and macros. Theory of this manual. Major Assemblies and Functions The Phaser 3450 Laser Printer contains several subsystems. Each subsystem contains Service Parts identified in the parts list in Chapter 8 of 32 Mbytes. Metering Blade ...D/R S/R OPC -500V -650V GND Develop Block Host Computer Main Board System Controller Face Down Stacker Fuser Exit Sensor Print ...
... optional 8 Mbyte flash memory DIMM for fonts, forms, and macros. Theory of this manual. Major Assemblies and Functions The Phaser 3450 Laser Printer contains several subsystems. Each subsystem contains Service Parts identified in the parts list in Chapter 8 of 32 Mbytes. Metering Blade ...D/R S/R OPC -500V -650V GND Develop Block Host Computer Main Board System Controller Face Down Stacker Fuser Exit Sensor Print ...
Service Manual
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Theory of the principle operating voltages and 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 ... The Bias, Supply, and Charge voltages are used by the Print Cartridge. . It also supplies AC voltage to power the printer components. Print Engine Control Function The Print Engine Control function is composed of two sections: ■ Power Distribution ■ Engine...
Theory of the principle operating voltages and 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 ... The Bias, Supply, and Charge voltages are used by the Print Cartridge. . It also supplies AC voltage to power the printer components. Print Engine Control Function The Print Engine Control function is composed of two sections: ■ Power Distribution ■ Engine...
Service Manual
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When the tray runs out of paper, the sensor will send a signal to lower surface potential of the drum. The Fuser Assembly contains the following components: ■ Heat Lamp and Heat Roller: a halogen lamp generates the heat for the appropriate tray will blink yellow, ...paper feed solenoid. Paper Out Sensor The paper supply is provided by the main drive motor and a series of the print media. Fuser Assembly The Fuser Assembly contains the entire Fuser Subsystem and is used to the paper. ■ Pressure Roller: provides pressure on the control panel. The Pick-Up Roller assembly...
When the tray runs out of paper, the sensor will send a signal to lower surface potential of the drum. The Fuser Assembly contains the following components: ■ Heat Lamp and Heat Roller: a halogen lamp generates the heat for the appropriate tray will blink yellow, ...paper feed solenoid. Paper Out Sensor The paper supply is provided by the main drive motor and a series of the print media. Fuser Assembly The Fuser Assembly contains the entire Fuser Subsystem and is used to the paper. ■ Pressure Roller: provides pressure on the control panel. The Pick-Up Roller assembly...
Service Manual
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...area, the paper actuates the Registration Sensor. When printing the first side of the assembly. This shape allows paper to monitor paper movement. The fuser drives the paper into the exit rollers and the exit rollers drive the paper into the paper forming a permanent image. The feed roller and ... shut down the machine, the control panel LED will blink red, and a "Jam" error message will display on the second side. 2-12 Phaser 3450 Laser Printer Service Manual The heat roller is heated by a thermistor that the leading edge of the paper enters the transfer area at the same time as...
...area, the paper actuates the Registration Sensor. When printing the first side of the assembly. This shape allows paper to monitor paper movement. The fuser drives the paper into the exit rollers and the exit rollers drive the paper into the paper forming a permanent image. The feed roller and ... shut down the machine, the control panel LED will blink red, and a "Jam" error message will display on the second side. 2-12 Phaser 3450 Laser Printer Service Manual The heat roller is heated by a thermistor that the leading edge of the paper enters the transfer area at the same time as...
Service Manual
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The signal from the Exit Sensor is also used to control paper feed to position the paper for duplex print jobs. Fuser Exit Sensor The Exit Sensor monitors the paper movement. Duplex Unit The Duplex Unit is reversed to send the paper down the machine, the Control ... will blink red, and a JAM 2 error message will display on the second side. This in the bottom of Operation 2-13 Theory of the printer. As paper leaves the fuser and is picked up by the Exit Rollers, the drive direction is mounted in turn activates the feed roller to the Duplex Unit...
The signal from the Exit Sensor is also used to control paper feed to position the paper for duplex print jobs. Fuser Exit Sensor The Exit Sensor monitors the paper movement. Duplex Unit The Duplex Unit is reversed to send the paper down the machine, the Control ... will blink red, and a JAM 2 error message will display on the second side. This in the bottom of Operation 2-13 Theory of the printer. As paper leaves the fuser and is picked up by the Exit Rollers, the drive direction is mounted in turn activates the feed roller to the Duplex Unit...
Service Manual
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...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..., making it important that service personnel and users record errors exactly when reporting problems with the printer. Introduction This section covers troubleshooting procedures for the Phaser 3450 Laser Printer front panel error messages and codes. Error messages and codes are listed in the following code ...
...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..., making it important that service personnel and users record errors exactly when reporting problems with the printer. Introduction This section covers troubleshooting procedures for the Phaser 3450 Laser Printer front panel error messages and codes. Error messages and codes are listed in the following code ...
Service Manual
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... is only effective during test and does not change target if desired, and press OK. Total OPC Cycle [XXX] 3-12 Phaser 3450 Laser Printer Service Manual Target/ Current XXX / XXX [O] Displays the currently stored value for voltage. Change is possible with the cover open... Function Function Description Display HVPS Dev Bias Charge Roll Transfer Roll (+) Transfer Roll (-) Pre-transfer Lamp (PTL) Laser Scanning Unit (LSU) Laser Diode Laser Ready Fuser Fuser Control OPC (Print Cartridge) Cycle Read OPC Cycle Developer Bias (+500V) turns on when OK is pressed and goes...
... is only effective during test and does not change target if desired, and press OK. Total OPC Cycle [XXX] 3-12 Phaser 3450 Laser Printer Service Manual Target/ Current XXX / XXX [O] Displays the currently stored value for voltage. Change is possible with the cover open... Function Function Description Display HVPS Dev Bias Charge Roll Transfer Roll (+) Transfer Roll (-) Pre-transfer Lamp (PTL) Laser Scanning Unit (LSU) Laser Diode Laser Ready Fuser Fuser Control OPC (Print Cartridge) Cycle Read OPC Cycle Developer Bias (+500V) turns on when OK is pressed and goes...
Service Manual
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... and Codes Summary 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...
... and Codes Summary 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...
Service Manual
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...-2 Troubleshooting Procedure Steps Actions and Questions 1 Remove Fuser 2 Check resistance of thermistor. No - Replace Main Board. 3-14 Phaser 3450 Laser Printer Service Manual Yes Go to Step 4. Replace Fuser. Is thermostat open? 3 Check resistance of overheat thermostat. The fuser has been removed, reseated, and locked into place. Replace Fuser. Printer power has been cycled and the error still...
...-2 Troubleshooting Procedure Steps Actions and Questions 1 Remove Fuser 2 Check resistance of thermistor. No - Replace Main Board. 3-14 Phaser 3450 Laser Printer Service Manual Yes Go to Step 4. Replace Fuser. Is thermostat open? 3 Check resistance of overheat thermostat. The fuser has been removed, reseated, and locked into place. Replace Fuser. Printer power has been cycled and the error still...
Service Manual
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...Step 2. 2 If paper jams in front of or just inside the Replace the Fuser? Board. Replace the Fuser. Go to Power Supply check operation of the Regi Sensor. Complete 4 If paper exits the printer but "Jam At Exit" Replace the occurs, use the embedded diagnostics to Step...the paper path. Power Supply Board. Error Messages and Codes 3-17 Printer power has been cycled and the error still appears. Does the sensor operate correctly? damaged sensor. Troubleshooting Reference Applicable Parts Fuser Power Supply Board Main Board Wiring and Plug/Jack Map References "Print...
...Step 2. 2 If paper jams in front of or just inside the Replace the Fuser? Board. Replace the Fuser. Go to Power Supply check operation of the Regi Sensor. Complete 4 If paper exits the printer but "Jam At Exit" Replace the occurs, use the embedded diagnostics to Step...the paper path. Power Supply Board. Error Messages and Codes 3-17 Printer power has been cycled and the error still appears. Does the sensor operate correctly? damaged sensor. Troubleshooting Reference Applicable Parts Fuser Power Supply Board Main Board Wiring and Plug/Jack Map References "Print...