2-110 MFP Service Manual
7500-432, -632, and -832
4 Check the sensor (ADF inverter) for operation.
Perform the sensor (ADF inverter) test.
Open the ADF left cover assembly.
Remove the ADF separation roll guide assembly. Go to
“ADF separation roll guide assembly” on page 4-203.
1. Enter the Diagnostics Menu.
2. Touch SCANNER TESTS.
3. Touch Sensor Tests.
4. Touch ADF inverter.
Insert a sheet of paper into the ADF paper path entrance.
Manually rotate the ADF exit roll assembly by hand to feed
the sheet through the ADF to operate the actuator of the
sensor (ADF inverter).
Does the display on the operator panel change every time
the sensing area of the above sensor is blocked?
Go to step 6. Go to step 5.
5 Check the sensor (ADF inverter) for connection.
Is the above sensor connected properly?
Replace the
sensor (ADF
inverter).
Go to “Sensor
(ADF inverter)”
on page 4-197.
Replace the
connection.
6 Check the sensor (ADF registration) for operation.
Perform the sensor (ADF registration) test.
Open the ADF left cover assembly.
1. Enter the Diagnostics Menu.
2. Touch SCANNER TESTS.
3. Touch Sensor Tests.
4. Touch ADF registration.
Place a piece of white paper into the ADF media entrance
and over the sensor (ADF registration).
Does the display on the operator panel change every time
the sensing area of the above sensor is blocked?
Go to step 8. Go to step 7.
7 Check the sensor (ADF registration) for connection.
Is the above sensor connected properly?
Replace the
sensor (ADF
registration).
Go to “Sensor
(ADF
registration)” on
page 4-195.
Replace the
connection.
8 Check the inverter gate condition.
Is the inverter gate free of damage and warpage; and does
it move smoothly?
Go to step 9. Replace the
inverter gate.
Go to “Inverter
gate removal” on
page 4-199.
Step Check Yes No