CCD service check
Actions Yes No
Step 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.
Step 2
Is the CCD ribbon cable properly connected to JCCD1 on the controller
board?
Go to step 3. Properly connect the
ribbon cable to JCCD1.
Step 3
Replace the flatbed unit. See “Flatbed scanner assembly removal” on
page 252.
Did this resolve the issue?
Problem resolved. Replace the controller
board. See “Controller
board removal” on
page 239.
Flatbed motor service check
Actions Yes No
Step 1
Ensure that the flatbed motor cable (JFB1) is connected.
Is the cable connected?
Go to step 2. Properly connect the
cable.
Step 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?
Replace the flatbed
unit. See “Flatbed
scanner assembly
removal” on page
252.
Replace the controller
board. See “Controller
board removal” on
page 239.
Flatbed home position service check
Actions Yes No
Step 1
POR the MFP.
Does the CCD move and return to the home position?
Problem solved. Go to step 2.
Step 2
Perform the home position sensor test. See “Scanner tests” on page
183.
Is the sensor working properly?
Go to step 3. Go to step 5.
7527
Diagnostic information
137
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