Xerox PHASER 4400 Service Manual
Xerox PHASER 4400 Service Manual

Xerox PHASER 4400 Service Manual

Laser printer
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4400
P h a s e r
L a s e r P r i n t e r
Service
Manual

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Table of Contents
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Summary of Contents for Xerox PHASER 4400

  • Page 1 4400 P h a s e r ™ L a s e r P r i n t e r Service Manual...
  • Page 2: Service Manual

    PHASER™ 4400 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.
  • Page 3: General Information

    Section Contents........1-1 Phaser 4400 Laser Printer Overview ....1-2 Parts of the Printer .
  • Page 4 Interlocks ......... 8-24 Phaser 4400 Laser Printer Service Manual...
  • Page 5 Envelope Feeder........9-37 Phaser 4400 Laser Printer Service Manual...
  • Page 6 Section Contents Phaser 4400 Laser Printer Overview ....... .1-2 Configurations ..........1-2 Printer Memory Configuration .
  • Page 7: Error Messages And Codes

    Fault Reporting Devices ......... 2-58 Introduction This section covers troubleshooting procedures for the Phaser 4400 Laser Printer’s front panel error messages. Only jams and fatal errors will produce an associated numeric code.
  • Page 8: Troubleshooting

    Unless otherwise specified, the following voltage tolerances are used within this section: Voltage Measurements Stated Measured Stated Measured +3.3 VDC +3.0 to 3.6 VDC +24.0 VDC +21.6 to +26.4 VDC +5.0 VDC +4.8 to +5.2 VDC 0.0 VDC Less than +0.5 VDC Phaser 4400 Laser Printer Service Manual...
  • Page 9: Tests Prints, Adjustments, And Nvram Reset

    . The other is the Engine Test Print, which Print Test Prints is stored in the Engine Logic Board and is accessible through the Engine Test Print menu in Service Diagnostics. Phaser 4400 Laser Printer Service Manual...
  • Page 10: Cleaning And Maintenance

    Vacuum out any loose toner from the interior of the printer with a Type II toner vacuum only. Remove and clean the paper trays. Clean feeder rollers with a lint-free cloth lightly dampened with water. Phaser 4400 Laser Printer Service Manual...
  • Page 11: Fru Disassembly

    RRP 2.4 Motor Assembly ........6-24 RRP 2.5 Paper Feeder Connector and Socket Guide....6-26 Phaser 4400 Laser Printer Service Manual...
  • Page 12: Parts List Index

    2 is attached to the other end that is plugged into plug 2. The following abbreviations are used in the parts lists text and illustrations: P/J — Plug/Jack P/O — Part of W/ — With W/O — Without Phaser 4400 Laser Printer Service Manual...
  • Page 13 Interlocks ........... . .8-24 Phaser 4400 Laser Printer Service Manual...
  • Page 14 Envelope Feeder Wiring Diagrams ....... . 9-40 Phaser 4400 Laser Printer Service Manual...

Table of Contents