Diagnostic information 2-55
4024-XXX
4 Are the media entrance pinch guide pinch roll on the
entrance pinch guide assembly and media entrance
roll assembly free of damage?
Go to step 5. Clean or replace
the appropriate
transport belts
and bridge unit
pinch roll, and
clean the media
path.
5 Check the sensor (bridge unit media exit) for correct
operation.
Perform the sensor (bridge unit media exit) test.
1. Enter Diagnostics mode.
2. Select FINISHER TESTS.
3. Select Sensor Tests.
4. Select Media Path1.
5. Select Bridge media exit.
Open the bridge unit top cover assembly.
Does the display on the operator panel change every
time the actuator of the sensor (bridge unit media exit)
is operated?
Go to step 7. Go to step 6
6 Check the sensor (bridge unit media exit) connection.
Is the above sensor connected properly?
Replace the
sensor (bridge
unit media exit).
Go to “Sensor
(bridge unit
media exit)
removal” on
page 4-17.
Replace the
connection.
7 Check the sensor (finisher media entrance) for correct
operation.
Perform the sensor (finisher media entrance) test.
1. Enter Diagnostics mode
2. Select FINISHER TESTS.
3. Select Sensor Tests.
4. Select Media Path1.
5. Select Fin media ent.
Detach the finisher from the printer.
Insert a sheet of white media into the finisher media
path entrance.
Does the display change, every time a piece of white
media is placed over the sensor (finisher media
entrance)?
Go to step 9. Go to step 8.
8 Check the sensor (finisher media entrance)
connection.
Is the above sensor connected properly?
Replace the
sensor (finisher
media entrance).
Go to “Sensor
(finisher media
entrance)
removal” on
page 4-98.
Replace the
connection.
Step Check Yes No
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