M126/M127/M128 6-90 SM
6.5.21 CCD SERVICE CHECK
Step Questions / actions Yes No
1
Restart the device, and retry the
scan / copy job. Repeat this step
with a few copy jobs.
Does the error return?
Go to step 2. No issue.
2
Is the CCD ribbon cable properly
connected to J30 on the controller
board?
Go to step 3.
Properly connect
the ribbon cable to
J30.
3
Replace the flatbed unit (
p.4-73
"Flatbed Removal").
Did this resolve the issue?
Problem resolved.
Replace the
controller board
(p.4-7 "Controller
Board Removal").
6.5.22 FLATBED MOTOR SERVICE CHECK
Step Questions / actions Yes No
1
Ensure that the flatbed motor cable
(J28) is connected to the controller
board. Is the cable connected?
Go to step 2.
Properly connect
the cable.
2
Check pin 1 in J28 for voltage. The
voltage is only present when a
flatbed copy job is running. The
voltage should measure +24V AC. Is
voltage present?
Replace the flatbed
unit (
p.4-73
"Flatbed
Removal").
Replace the
controller board
(
p.4-7
"Controller Board
Removal").