Action Yes No
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?
Go to step 5. Try a different outlet.
Step 5
Check the voltages on the LVPS card.
• +5V at pin?
• +24V at pin?
Are the voltages correct?
Contact the next
highest level of
support.
Replace the LVPS. Go to
“LVPS removal” on
page 403.
ADF/scanner symptoms
Symptom Action
ADF media recognition error—The ADF does not recognize media
being placed into the ADF tray.
See “ADF media present service check” on
page 206.
ADF is unresponsive. The flatbed scanner operates unexpectedly when
trying to feed media through the ADF.
See “ADF not responding service check” on
page 207.
ADF media present service check
Action Yes No
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)?
Go to step 2. Remove all
contaminates from the
media path.
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?
Go to step 3. Replace the Sensor
(ADF media present).
Go to “Sensor (ADF
media present)
removal” on page
493.
7463
Diagnostic information
206
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