Lexmark C748e - 920.25-Transfer Module Missing or Not Connected Service Check; POST (Power-On Self Test) Fuser Motor Not Connected Error Service Check

Diagnostic information 2-97
5026
Go Back
Previous
Next
920.03, 920.25—Transfer Module Missing or not connected service check
920.04—POST (power-on self test) fuser motor not connected error service check
Step Questions / actions Yes No
1 Open the front access door. Reseat the
transport cable.
Does the error clear?
Problem resolved. Go to step 2.
2
Turn the printer off, and then remove the rear
frame cover. See “Rear frame cover
removal” on page 4-47.
Reseat the transport cable in connector
JTPS1.
Does the error clear?
Problem resolved. Go to step 3.
3
Check the transport cable in connector JTPS1
for pinch points and for any other damage to
the cable or connector.
Is the cable damaged?
Replace the transport
cable. See “Transport
cable removal” on
page 4-173.
Go to step 4.
4
Replace the transport belt assembly. See
“Transfer module removal” on page 4-171.
Does the error clear?
Problem resolved. Go to step 5.
5
Connect a new transport cable to the transfer
belt module and the system board from
outside of the machine.
Does the error clear?
Replace the transport
cable. See “Transport
cable removal” on
page 4-173.
Replace the system board.
See “System board
removal” on page 4-155.
Step Questions / actions Yes No
1 Turn the printer off, and then remove the rear
frame cover. See “Rear frame cover
removal” on page 4-47.
Reseat the cables in connectors JCARTP1)
and JCARTS1.
Does the error clear?
Problem resolved. Go to step 2.