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03-330B, 03-462B Image Processing PWB to Scanner Fault
RAP (65-87 ppm)
Initial Actions
WARNING
Switch off the electricity to the machine, GP 14. Disconnect the power cord from the
customer supply while performing tasks that do not need electricity. Electricity can
cause death or injury. Moving parts can cause injury.
•
Make sure that the correct RAP is used. To identify the correct RAP to use, go to the 03-
330, 03-462 Image Processing PWB to Scanner Faults Entry RAP.
•
Switch off the machine, then switch on the machine, GP 14.
•
Check the fault history file for other 03-xxx fault codes. If the 03-xxx fault codes occur ran-
domly, the cause may be due to electrical noise. Go to OF10 intermittent Failure RAP.
Procedure
1.
Ensure all the connectors on the PWBs that follow are correctly and securely seated:
•
Image processing PWB, PL 3.10 Item 3.
•
Power distribution PWB, PL 3.10 Item 5.
•
Scanner PWB, PL 14.16 Item 8.
•
Scan carriage assembly, PL 14.15 Item 1.
NOTE: To gain access to the scanner PWB and scan carriage assembly, remove the doc-
ument glass, PL 14.10 Item 5 and the scanner PWB cover, PL 14.16 Item 9.
2.
Go to Flag 1, Flag 2 and Flag 3. Check the harnesses, GP 7. Repair or install new har-
nesses as necessary:
•
Image processing PWB/scanner PWB harness, PL 14.16 Item 6.
•
Power distribution PWB/scanner PWB harness, PL 14.16 Item 7.
•
Scan ribbon cable, PL 14.15 Item 4.
3.
Go to Flag 2. Check the voltages. Refer to:
•
01B 0V Distribution RAP.
•
01D +3.3V Distribution RAP.
•
01F +12V Distribution RAP.
•
01G +24V Distribution RAP.
4.
Go to dC640 Video Path Diagnostics. Perform the Scanner Video Test.
5.
Re-load the software, GP 4, Machine Software.
6.
If necessary, install new components:
•
Scanner PWB, PL 14.16 Item 8.
•
Power distribution PWB, PL 3.10 Item 5.
•
Image processing PWB, PL 3.10 Item 3.
•
Scan carriage assembly PL 14.15 Item 1.
Status Indicator RAPs
03-330B, 03-462B
August 2007
2-74
Figure 1 Circuit diagram
WorkCentre 5687 Family
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