Adf/Scanner Symptoms; Adf Media Present Service Check - Lexmark MX81 Series Service Manual

Action
Step 4
Check the AC line voltage to the machine. The voltage should be within
the following limits:
•
for 110 machines—100 to 127 V ac
•
for 220 V machines—200 to 240 V ac
Is the voltage within the limits?
Step 5
Check the voltages on the LVPS card.
• +5V at pin?
• +24V at pin?
Are the voltages correct?

ADF/scanner symptoms

Symptom
ADF media recognition error—The ADF does not recognize media
being placed into the ADF tray.
ADF is unresponsive. The flatbed scanner operates unexpectedly when
trying to feed media through the ADF.

ADF media present service check

Action
Step 1
Check the media path for contaminates.
Is the media path free of excess media dust and foreign objects (for
example, paper clips or staples)?
Step 2
Check the sensor (ADF media present) for proper operation.
a
Enter the Diagnostics Menu.
b
Touch SCANNER TESTS.
c
Touch Sensor Tests.
d
See the line item "sensor (ADF media present)."
Does the display on the operator panel change every time the sensing
area of the above sensor is interrupted or blocked?
Yes
Go to step 5.
Contact the next
highest level of
support.
Action
See "ADF media present service check" on
page
See "ADF not responding service check" on
page
Yes
Go to step 2.
Go to step 3.
Diagnostic information
206
No
Try a different outlet.
Replace the LVPS. Go to
"LVPS removal" on
page
206.
207.
No
Remove all
contaminates from the
media path.
Replace the Sensor
(ADF media present).
Go to
media present)
removal" on page
493.
7463
403.
"Sensor (ADF