Lexmark X548 Series - Flatbed Motor Service Check; Flatbed Home Position Service Check; Go Back

Diagnostic information 2-61
7525-63x
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Flatbed motor service check
Flatbed home position service check
2
Is the CCD ribbon cable properly connected
to JCCD1 on the RIP board?
Go to step 3. Properly connect the ribbon
cable to JCCD1.
3
Replace the flatbed unit. See “Flatbed
removal” on page 4-75.
Did this resolve the issue?
Problem resolved. Replace the RIP board. See
“RIP board removal” on
page 4-19.
Step Questions / actions Yes No
1 Ensure that the flatbed motor cable (JFB1) is
connected.
Is the cable connected?
Go to step 2. Properly connect the cable.
2
Check pin 1 in JFBM1 for voltage. The voltage
is only present when a flatbed copy job is
running. The voltage should measure +24 V
ac.
Is voltage present?
Replace the flatbed unit.
See “Flatbed removal” on
page 4-75.
Replace the RIP board. Go
to “RIP board removal” on
page 4-19.
Step Questions / actions Yes No
1 POR the printer.
Does the CCD move and return to the home
position?
Problem solved. Go to step 2.
2
Perform the home position sensor test. Go to
“SCANNER TESTS” on page 3-26.
Is the sensor working properly?
Go to step 3. Go to step 5.
3
Check JFBM1 on the controller for proper
connection.
Is it connected properly?
Go to step 4. Properly connect the cable.
4
Check pin 1 in JFBM1 for voltage. The voltage
is only present when a flatbed copy job is
running. The voltage should measure +24 V
ac.
Is voltage present?
Go to step 5. Replace the RIP board. Go
to “RIP board removal” on
page 4-19.
5
Ensure that the home position cable (JHS1) is
connected.
Is the cable connected?
Go to step 6. Properly connect the cable.
Step Questions / actions Yes No