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Phaser 8400/8500/8550/8560 Color Printer Service Manual 3-35
Error Messages and Codes
31,0XX.6x Errors - Program Faults
1. Reset NVRAM, and then retest.
2. Ensure ground integrity for the printer (see “Ensuring Ground Integrity” on
page 4-65).
33,0XX.xx Errors - Tray Manager Device Faults
33,001.42: Tray 1 width value too low.
33,002.43: Tray 1 width value too high.
34,0XX.xx Errors - Printhead NVRAM Faults
34,001.43: An error occurred while attempting read/write access to the
Printhead calibration partition in NVRAM. The Printhead cable may be
unplugged.
34,002.44: An error occurred while attempting read/write access to the
Printhead ink data partition in NVRAM.
34,003.45: An error occurred while attempting read/write access to the
Printhead data partition in NVRAM.
34,004.46: An error occurred while accessing the Printhead NVRAM
hardware for the purpose of initialization. The Printhead cable may be
unplugged.
Troubleshooting Procedure for Tray 1
Step Questions and Actions
Yes No
1 Check the wiring and connectors from the
Front Door to the I/O Board.
Are the wires connected properly?
Go to Step 2. Replace the
harness.
2 Run the Test Tray 1 Width Sensor test.
Did the test pass?
Replace the
I/O board.
Replace the
Front Door.
Troubleshooting Procedure for Printhead NVRAM
Step Questions and Actions
Yes No
1 Check and reseat all wiring to the Printhead.
Did this correct the problem?
Complete. Replace in
this order:
■ Printhead
■ Electronics
Module