Lexmark MS81x Service Manual page 178

Action
Step 7
Check the feed/transport rollers.
Are they free of contamination or damage?
Step 8
Check the gears. Manually turn the gears, and check if the parts engaged
to the gear also turn.
Is it free of damage?
Step 9
Open the rear door and check the sensors (pass through) for proper
operation. Enter Diagnostics Menu and navigate to:
OUTPUT BIN TESTS > Sensor Test
Does the display on the operator panel change every time the sensing
area of the above sensors are interrupted or blocked?
Step 10
Check the sensors (pass through). If damaged, then replace the high
capacity output expander. Go to
assembly removal" on page
Reseat the sensor connections (J3) on the controller PCBA, then POR the
machine.
Does the error remain?
Step 11
Reseat all connectors on the controller PCBA, then POR the machine.
Does the error remain?
"High capacity output expander
460.
Diagnostic information
Yes
Go to step 8.
Go to step 9.
Go to step 11.
Replace the high
capacity output
expander. Go to
capacity output
expander assembly
removal" on page
460.
Replace the controller
PCBA. Go to
controller PCBA
removal" on page
467.
If the error persists,
then replace the HCOE.
Go to "High capacity
output expander
assembly removal" on
page 460.
178
No
Replace the high
capacity output
expander. Go to
capacity output
expander assembly
removal" on page
460.
Replace the high
capacity output
expander. Go to
capacity output
expander assembly
removal" on page
460.
Go to step 10.
The problem is solved.
"High
The problem is solved.
"HCOE
4063
"High
"High