2-90 MFP Service Manual
7500-432, -632, and -832
290.10 Sensor (ADF pre-registration) static jam
11 Check the ADF registration motor for connection.
Is the above motor connected properly?
Replace the ADF
registration
motor.
Go to “ADF
registration
motor removal”
on page 4-209.
Replace the
connection.
12 Place an undamaged document in the ADF, and perform a
ADF test.
Does the error remain?
Replace the ADF
controller card
assembly.
Go to “ADF
controller card
assembly
removal” on
page 4-175.
Go to step 13.
13 Place an undamaged document in the ADF, and perform a
ADF test.
Does the error remain?
Replace the RIP
card assembly.
Go to “RIP card
assembly
removal” on
page 4-130.
Problem solved.
Step Check Yes No
1 Check the sensor (ADF pre-registration).
Is the feed media path free of media or media fragments?
Go to step 2. Remove any
media or media
fragments.
2 Check the sensor (ADF pre registration) for operation.
Perform the sensor (ADF pre registration) test.
Open the ADF left cover assembly.
1. Enter the Diagnostics Menu.
2. Touch SCANNER TESTS.
3. Touch Sensor Tests.
4. Touch ADF pre registration.
Operate the actuator of the sensor (ADF pre registration).
Does the display on the operator panel change every time
the sensing area of the above sensor is blocked?
Go to step 4. Go to step 3.
3 Check the sensor (ADF pre-registration) for connection.
Is the above sensor connected properly?
Replace the
sensor (ADF
pre-registration).
Go to “Sensor
(ADF pre-
registration)”
on page 4-196.
Replace the
connection.
Step Check Yes No