Black Or Blank Page Copy Service Check; Ccd Service Check; Flatbed Motor Service Check - Lexmark X543 Series Service Manual

Black or blank page copy service check

Step
1 Print a menu page, or a page from the host.
Is the page black?
2 Is the copy an ADF scan?
3 Run a flat bed copy.
Is it blank or black?
4 Did the sheet feed into the ADF?
5 Is the CCD ribbon cable properly connected
to JCCD1 on the controller board?
6 Check for +14VDC on Pin 33 and 34 on
connector JCCD1. Pin 31 and 32 are
+5VDC. Are the voltages present?

CCD service check

Step
1 Restart the device, and retry the scan / copy
job. Repeat this step with a few copy jobs.
Does the error return?
2 Is the CCD ribbon cable properly connected
to JCCD1 on the controller board?
3 Replace the flatbed unit. See
removal" on page
Did this resolve the issue?

Flatbed motor service check

Step
1 Ensure that the flatbed motor cable (JFB1)
is connected. Is the cable connected?
2 Check pin 1 in JFBM1 for voltage. The
voltage is only present when a flatbed copy
job is running. The voltage should measure
+24V AC. Is voltage present?
Questions / actions
Questions / actions
"Flatbed
4-53.
Questions / actions
Yes
See "Print quality—solid
color page" on page 2-58
Go to step 3.
Go to step 5
Go to step 6.
Replace the flatbed unit.
See "Flatbed assembly
removal" on page 4-50.
Yes
Go to step 2.
Go to step 3.
Problem resolved.
Yes
Go to step 2.
Replace the flatbed unit.
See "Flatbed removal" on
page 4-53.
7525-xxx
No
Go to step 2.
Go to step 4.
Go to step 4
Go to step 5.
Properly connect the ribbon
cable to JCCD1.
Replace the system board.
See "Controller board
removal" on page 4-16.
No
No issue.
Properly connect the ribbon
cable to JCCD1.
Replace the system board.
See "Controller board
removal" on page 4-16.
No
Properly connect the cable.
Replace the controller
board. Go to "Controller
board removal" on
page 4-16.
2-65
Diagnostic information