Sensor (Duplex Wait) Static Jam; Sensor (Duplex Wait) Late Jam - Lexmark C950 Service Manual

230.01 Sensor (duplex wait) static jam

Step Action and questions
Check the media path.
1
Is the media path free of any
media fragments?
Check the sensor (duplex wait)
2
for proper operation.
1. Enter the Diagnostics Menu.
2. Touch SENSOR TESTS.
3. Touch PRINTER SENSOR
TESTS.
4. Touch Sensor (duplex wait).
Does the display on the
operator panel change every
time the sensing area of the
above sensor is interrupted or
blocked?
Check the sensor (duplex wait)
3
for proper connection.
Is the above component
properly connected?
POR the machine, and perform a
4
print test. Go to
"PRINT TESTS"
on page 3-22.
Does the error continue?
POR the machine, and perform a
5
print test. Go to
"PRINT TESTS"
on page 3-22.
Does the error continue?

231.03 Sensor (duplex wait) late jam

Step Action and questions
Check the media path.
1
Is the media path free of any
media fragments?
Check the duplex rolls for wear.
2
Is the above component free of
excess wear and damage?
Yes
Go to step 2.
Go to step 4.
Replace the printer left duplex
door assembly. Go to
"Printer
left duplex door assembly
removal" on page 4-136.
Replace the lower engine PCBA.
Go to
"Lower engine PCBA
removal" on page 4-98.
Replace the upper printer engine
PCBA.
Go to
"Upper printer engine
PCBA removal" on page 4-181.
Yes
Go to step 2.
Go to step 3.
5058-030
No
Remove any media or media
fragments.
Go to step 3.
Replace the connections.
Problem resolved
Problem resolved
No
Remove any media or media
fragments.
Replace the upper redrive
assembly.
Go to
"Upper redrive assembly
removal" on page 4-183.
Diagnostic information
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