900.Xx-Software Error Service Check; 938.16-Mpf Paper Out Sensor Error Service Check - Lexmark X792 Service Manual

900.xx—Software error service check
Step Questions / actions
1 1. Turn the printer off.
2. Remove the following:
• All communication cables
• Any memory options
3. Press and hold 3 and 6, and turn on the
printer.
Does the error reoccur?
2 1. Print the following data:
• Event log
• Menu setting page
• Network setting page
2. Turn off the printer, and reattach the
communication cables.
3. Turn the printer on.
Does the 900.xx error reoccur?
3 1. Turn off the printer, and replace the
memory option.
2. Turn the printer on.
Does the 900.xx error reoccur?
938.16—MPF paper out sensor error service check
Step Questions / actions
1 Turn the printer off, and open the system
board shield. Check the cable in connector
JMPF1(MPF sensor cable) for proper
connection to the system board.
Is the cable properly connected?
2 Check the cable in the JMPF1(MPF sensor
cable) connector for damage.
Is the cable damaged?
Yes
Replace the system board.
See "System board
removal" on page 4-133.
Error is caused by print file.
Contact your next level of
support.
Replace the memory
option.
Yes
Go to step 2.
Replace the MPF sensor
cable. See "MPF sensor
cable" on page 7-35.
No
Go to step 2.
Go to step 3.
Problem solved.
No
Reseat the cable.
Go to step 3.
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Diagnostic information
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