Xerox Phaser 840 Service Manual
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Also See for Phaser 840:
- Service manual (287 pages) ,
- Supplementary manual (11 pages) ,
- Repacking manual (50 pages)
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Table of Contents
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Summary of Contents for Xerox Phaser 840
- Page 1 840/85 P h a s e r ® C o l o r P r i n t e r Service Manual With Phaser 8200 Color Printer Addendum ®...
- Page 2 Regulatory Specifications................1 - 35 Error Codes and Messages 2 - 37 Phaser 840/850 Rear Panel PS and PE LED Codes ..........2 - 37 Phaser 860 Power-Up Error Messages and LED Codes........2 - 40 The BIST (Built-In Self Test)...............2 - 40 POST (Power On Self Test) .................2 - 41...
- Page 3 Troubleshooting 3 - 73 Network Event Logs .................... 3 - 75 Electronics Troubleshooting ................3 - 76 System power-up sequence................3 - 76 Inoperative printer problems................ 3 - 80 Main Board CPU operation ................. 3 - 80 Verifying print engine operation by printing a built in page....... 3 - 81 Verifying power supply operation ...............
- Page 4 - 140 Y-axis belt te tment (Phaser 840 printer)........4 - 142 Y-axis belts stment (Phaser 850/860 printer)......4 - 144 Printhead-to- ng adjustment (Phaser 840 Printer Only).....4 - 146 X-axis scale ................4 - 149 Cap/wipe/pur y belt adjustments..........4 - 150 Drum positio ap.................4 - 152...
- Page 5 Upper feed roller assembly ................ 7 - 185 Paper/drum heater ..................7 - 187 Drum/transfix assembly ................7 - 188 Drum position sensor assembly (Phaser 840 printer) ........ 7 - 192 Drum position sensor assembly (Phaser 850/860)........7 - 194 Printhead ....................7 - 196 X-axis motor and drive assembly ..............
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Page 6: Phaser 8200 Color Printer Addendum
Memory....................PA - 242 Appendix A - 243 On-site Printhead Troubleshooting Checklist Phaser 340/350/360/380/840/850 ..............A - 244 On-site Electronics Troubleshooting Checklist Phaser 840/850 ....A - 250 Z840/z850 Electronics Troubleshooting Guide.........A - 253 On-site Printhead Troubleshooting Checklist Phaser 860/8 ................A - 261 On-site Elect bleshooting Checklist Phaser 860 ......A - 266... -
Page 7: Troubleshooting
Troubleshooting The troubleshooting section discusses Repair Analysis Procedures (RAPs) for the Phaser 840/850/860 printers. This section is broken into the following groups: Network Event Logs Electrical Interface Problems Media and Paper Path Problems Printing and Print Image Quality Problems Windows Printing problems Macintosh Printing problems Cap/Wipe/Purge Troubleshooting: Evaluating and troubleshooting the printhead cap/wipe/purge system can be found on page 106. -
Page 8: Print Image Quality Problems (Rap) Table
Print Image Quality Problems (RAP) Table Table 3-3 Print and Image Quality Problems RAP Table Problem on Page Not Printing page 88 Missing ink or light colored ink band running length of print page 89 Color is uneven page 90 Streaks or lines in the prints page 91 Scratches parallel to the long axis of printing, particularly with... -
Page 9: Key Fru Removal And Replacement
Key FRU Removal and Replacement This topic illustrates how to remove and replace key printer Field Replaceable Units (FRUs). For more detailed removal/replacement procedures, refer to the Color Printer Service & Support Resources CD-ROM. Procedures included here are: Main board and its components 7 - 180 Power supply 7 - 183... -
Page 10: Main Board And Its Components
Also swap the SCSI riser board, code ROM DIMM and the SDRAM DIMMs. Realtime clock/NVRAM DIMMS Code ROM DIMM SCSI riser board Printer Main board Press here when installing 840-4-36 Fig 7-1 Removing the Phaser 840 printer main board 7 - 180 Phase... - Page 11 XEROX Phaser 840 850 860 8200 service manual XEROX Phaser 840 850 860 8200 service manual XEROX Phaser 840 850 860 8200 service manual XEROX Phaser 840 850 860 8200 service manual XEROX Phaser 840 850 860 8200 service manual...