Xerox 8500DN Service Manual - Page 81
XX.4x Errors - Y-Axis Sub-System Fault, 0XX.6x Errors - Program Faults, Questions and Actions
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5,0XX.4x Errors - Y-Axis Sub-System Fault Error Messages and Codes 5,001.41: The Drum turned one full revolution without seeing the Drum home sensor activate. 5,002.42: The Y-Axis encoder is not working properly or the Drum has stalled. 5,003.43: There is a general problem with the Y-Axis sub-system. 5,004.44: Y-Axis fault_general fail problem with Drum motion sub-system. Troubleshooting Procedure for Y-Axis Sub-System Step Questions and Actions Yes No 1 From the Service Diagnostic Monitor Menu, Go to Step 2. Go to Step 3. run the Y-Axis Encoder test. Did the test pass? 2 Inspect the Y-Axis Motor connector. Is the wiring faulty? Replace the Go to Step 4. harness or YAxis Motor. 3 Inspect the encoder harness. Is the harness faulty? Replace the harness. Replace the Drum Assembly. 4 1. Run the Y-Axis Drive test. 2. Check the current values. Are the values within normal operating range? Go to Step 5. Replace the YAxis Motor. 5 1. Run the Y-Axis Belt Tension test. 2. Check the current values. Go to Step 6. Replace the Y-Axis belt. Are the values within the normal operating range? 6 Run the Y-Axis Motor test. Did the tests pass? Replace the Drum Assembly. Replace the YAxis Motor. 5,0XX.6x Errors - Program Faults 5,001.63: There is a problem with the Y-Axis sub-system. 5,005.67: If not in the home or idle state, the system faults out. Software fault. 5,006.68: Software fault. 5,007.60: Software fault. 5,008.61: PostScript failed to fill the race buffer during imaging. Software fault. 5,009.62: There were errors during imaging. Possible jets on/off outside of the deadband area. Software fault. a. Reset NVRAM and retest. b. Ensure ground integrity for the printer (see "Ensuring Ground Integrity" on page 4-65). c. Replace the EEPROM chip. d. Reboot the printer. Phaser 8400/8500/8550/8560 Color Printer Service Manual 3-13
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