Lexmark X945e MFP 7510 series Service Manual page 234

7510
Step
2 Check the sensor (pick roll position HP) for operation.
1. Enter the Diagnostics Menu.
2. Touch SCANNER TESTS.
3. Touch Sensor Tests.
4. Touch Pick roll position HP.
Does the display on the operator panel, change every time the
sensing area of the above sensor is interrupted or blocked?
3 Check the sensor (pick roll position HP) for connection.
Is the above component properly connected?
4 Check the pick roll position motor assembly.
1. Enter the Diagnostics Menu.
2. Touch MOTOR TESTS.
3. Touch Scanner Motor Tests.
4. Touch Pick roll position mtr.
Does the pick roll position motor assembly raise and lower
properly?
5 Check the pick roll position motor assembly for connection.
Is the above component properly connected?
6 Place an undamaged document in the ADF, and perform a
ADF test.
Does the error remain?
2-118
Service Manual
Check
Caution: When performing motor tests, ensure
that all cover and door interlock switches are
overridden.
Yes No
Go to step 4. Go to step 3.
Replace the Replace the
sensor (pick roll connection.
position HP).
Go to "Sensor
(pick roll
position HP)
removal" on
page 4-148.
Go to step 6. Go to step 5.
Replace the Replace the
pick roll position connection.
motor
assembly.
Go to "Pick roll
position motor
assembly
removal" on
page 4-151.
Replace the Go to step 7.
ADF controller
card assembly.
Go to "ADF
controller card
assembly
removal" on
page 4-145.
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