Platen Aoc Ch5 Failure; Platen Aoc Ch6 Failure - Panasonic DP-C321 Service Handbook

If the problem persists, replace the following
components in sequence:
• IIT/IPS PWB (PL16.3)
• CCD Flat Cable (PL16.4)
• CCD PWB (PL16.4)
015-389 Platen AOC CH4 Failure
BSD on : CH6.12A
[Detection Conditions] Platen AOC CH4 Failure
[Actions]
Turn the power On/Off.
If the problem persists after turning the power On/Off,
check the connection of the IPS PWB P721 and CCD
Connector D741.
If the problem persists, replace the following
components in sequence:
• IIT/IPS PWB (PL16.3)
• CCD Flat Cable (PL16.4)
• CCD PWB (PL16.4)

015-390 Platen AOC CH5 Failure

BSD on : CH6.12A
[Detection Conditions] Platen AOC CH5 Failure
[Actions]
Turn the power On/Off.
If the problem persists after turning the power On/Off,
check the connection of the IPS PWB P721 and CCD
Connector D741.
If the problem persists, replace the following
components in sequence:
• IIT/IPS PWB (PL16.3)
• CCD Flat Cable (PL16.4)
• CCD PWB (PL16.4)

015-391 Platen AOC CH6 Failure

BSD on : CH6.12A
[Detection Conditions] Platen AOC CH6 Failure
3-91
[Actions]
Turn the power On/Off.
If the problem persists after turning the power On/Off,
check the connection of the IPS PWB P721 and CCD
Connector D741.
If the problem persists, replace the following
components in sequence:
• IIT/IPS PWB (PL16.3)
• CCD Flat Cable (PL16.4)
• CCD PWB (PL16.4)
015-790 X Detect Failure
BSD on : CH6.12A
[Detection Conditions]
A normal document was mistakenly detected as a X
detection document.
[Actions]
Clear it by the Reset button.
If the trouble persists, turn the power OFF.
If the problem persists, replace the IIT/IPS PWB
(PL16.3).
Chapter 3 Troubleshooting