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■ DUPLEX DISABLED
The back cover is open, or the duplex unit is not set.
<User Check>
- Close the back cover.
- Set the duplex unit.
Step
Harness connection failure of back
cover sensor
1
2
Broken boss of back cover
3
Back cover sensor failure
4
Main PCB ASSY failure
■ FONT FULL
The number of the registration of the font is overflowed.
<User Check>
- Cut down the registration of the font.
- Add on the DIMM.
Step
1
Main PCB ASSY failure
■ FRONT COVER OPEN
Front cover is opened.
<User Check>
- Check if the front cover is closed certainly.
Step
Harness connection failure of front
1
cover sensor ASSY
Front cover sensor ASSY failure
2
Part pressing the front cover
sensor is broken, which is
3
provided at inside of process
cover.
4
Relay front PCB ASSY failure
5
Main PCB ASSY failure
Cause
Cause
Cause
3-17
Remedy
Check the sensor performance following
the procedure in
"Factory Inspection Mode"
in 1.3 Service Mode in Chapter
If any problem occurs, check the harness
connection of the back cover sensor, then
reconnect it.
Replace the back cover.
Replace the back cover sensor.
Replace the main PCB ASSY.
Remedy
Replace the main PCB ASSY.
Remedy
Check the harness connection of the front
cover sensor ASSY, and reconnect it.
Check the sensor performance following
the procedure in
"Factory Inspection Mode"
in 1.3 Service Mode in Chapter
If any problem occurs, replace the front
cover sensor ASSY.
Replace the process cover ASSY.
Replace the relay front PCB ASSY.
Replace the main PCB ASSY.
6.
6.
Confidential

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Troubleshooting

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