Sensor (Scanner Hp) Error - Lexmark X945e MFP 7510 series Service Manual

Step
2 Check all connections of the ADF controller card assembly.
Are the connections of the ADF controller card assembly
connected properly?
3 Perform a POR.
Does the error remain when the power is turned off/on?
4 Perform a POR.
Does the error remain when the power is turned off/on?

843.00 Sensor (scanner HP) error

Step
1 Check the scanner carriage rails.
Is there any foreign substance on the scanner rails?
2 Check the sensor (scanner HP) for operation.
1. Enter the Diagnostics Menu.
2. Touch SCANNER TESTS.
3. Touch Sensor Tests.
4. Touch Scanner 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 (scanner HP) for connection.
Is the above component properly connected?
Check
Check
Yes No
Go to step 3. Replace all
connections.
Replace the Problem solved.
ADF controller
card assembly.
Go to "ADF
controller card
assembly
removal" on
page 4-145.
Replace the Problem solved.
scanner
controller card
assembly.
Go to "Scanner
controller card
assembly
removal" on
page 4-130.
Yes No
Clean and Go to step 2.
lubricate the
scanner carriage
rails.
Go to step 4. Go to step 3.
Replace the Replace the
sensor (scanner connection.
HP).
Go to "Sensor
(scanner HP)
removal" on
page 4-131.
Diagnostic information
7510
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