Lexmark MX71X - Page 154

Action Yes No
Step 3
Check the sensor (ADF media exit) for proper operation.
a Enter the Diagnostics Menu.
b Touch SCANNER TESTS.
c Touch Sensor Tests.
d Observe the line "sensor (ADF media exit)."
Does the display on the operator panel change every time the sensing
area of the sensor is interrupted or blocked?
Go to step 5. Go to step 4.
Step 4
Check the sensor (ADF media exit) for proper connection.
Is the component properly connected?
Replace the sensor
(ADF media exit). Go to
“Interrupt with flag
sensor (ADF media
exit) removal” on
page 615.
Replace the
connection.
Step 5
Check the ADF transport motor for proper operation.
a Enter the Diagnostics Menu.
b Touch TESTS.
c Touch Transport Motor/Deskew Clutch.
d Touch either Motor Forward or Motor backward
e Perform test.
Does the ADF pick motor operate properly?
Go to step 7. Go to step 6.
Step 6
Check the ADF transport motor for proper connection.
Is the component properly connected?
Replace the ADF rear
side drive parts pack.
Go to
“ADF rear side
drive parts pack
removal” on page
600.
Replace the
connection.
Step 7
Place an undamaged document in the ADF, and perform a ADF test.
Does the error remain?
Replace the ADF
controller board.
The problem is solved.
Step 8
Perform a print test using the ADF.
Does the problem remain?
Contact the next level
of support.
The problem is solved.
7463
Diagnostic information
154