Instruction manual

60
Chapter 3 Troubleshooting Procedures
If the message appears, replace the CMX controller board. Record
the message and return it with defective CMX board.
ILL INST ACCSS* Message
1. Illegal Instruction Accessed. Firmware error on the CMX controller board.
Cycle power. Run the print job again. If the message appears,
download the emulation software again (page 130).
2. Cycle power. Run the print job again.
If the message appears, replace the CMX controller board. Record
the message and return it with defective CMX board.
ILLGL OPR ACCSS* Message
1. Illegal Operand Accessed. Firmware error on the CMX controller board.
Cycle power. Run the print job again. If the message appears,
download the emulation software again (page 130).
2. Cycle power. Run the print job again.
If the message appears, replace the CMX controller board. Record
the message and return it with defective CMX board.
INTAKE FAN FAULT Message
1. Sensors cannot detect current in the card cage fan circuit.
Cycle power. If the message appears, press CLEAR. If the message
does not clear, go to step 2.
2. Power off the printer. Remove the paper path or pedestal top cover.
Disconnect connector P106 from the CMX controller board. Test
connector P106/CCF for shorts or opens. (Refer to the Main Wire
Harness Test Tables in Appendix A.)
Replace components that fail test.
3. Make sure P106/CCF has a good connection at J106 on the CMX
controller board.
Connect P106 to the CMX controller board.
4. Inspect for obstructions of airways and vents.
Remove obstructions.
5. Power on the printer.
If the message appears, replace the CMX controller board. Record
the message and return it with defective CMX board.
INVALID ACTIVATE Message
1. The printer detects a twinax protocol communications error and reports
the error. Power off the printer. Disconnect the AC power cord from the
printer. Check the twinax host data cable and twinax I/O cable connection
at the expansion-CT board.