
11
The back of the copy is soiled.
3–13
TROUBLESHOOTING IMAGE PROBLEMS
Cause
Transfer guide
bias
Developing
assembly
/Registration
roller
Drum cleaning
assembly
Fixing assem-
bly
Transfer roller
Step
1
2
3
4
5
6
7
Checks
Turn off the main power switch
while copy paper is moving
through the feeding assembly.
Is the back of the copy paper
soiled at this time?
Is the voltage between the
transfer guide (+) and the side
plate of the machine (-) -600 V
or more?
Is the problem noted at inter-
vals of about 50 mm?
Is the fixing assembly lower
roller soiled?
Execute cleaning of the roller in
user mode. Is the problem cor-
rected?
Make several blank copies. Is
the problem corrected?
Is the transfer roller soiled
excessively?
Yes/No
NO
NO
YES
NO
YES
YES
YES
YES
Action
Go to step 0.
1. Check the transfer guide
bias.
2. Clean the transfer guide.
1. Clean the registration roller.
2. Clean the transfer guide.
3. Check the developing
assembly for leakage of
toner.
1. Clean the feeding assembly.
2. Check the drum cleaning
assembly for leakage of
waste toner.
1. Clean the fixing assembly
lower roller.
2. Clean the inlet guide of the
fixing assembly.
3. If offset is noted, increase
the setting of ‘FILM-LANK’
in service mode (*3*).
End.
End.
Replace the transfer roller.
Содержание GP215
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Страница 38: ...3 2 TROUBLESHOOTING IMAGE PROBLEMS ...
Страница 39: ...3 3 TROUBLESHOOTING IMAGE PROBLEMS ...
Страница 40: ...3 4 B Image Fault Samples ...
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Страница 87: ...6 1 ARRANGEMENT AND FUNCTIONS OF ELECTRICAL PARTS CHAPTER 6 ARRANGEMENT AND FUNCTIONS OF ELECTRICAL PARTS 6 ...
Страница 90: ...6 4 ARRANGEMENT AND FUNCTIONS OF ELECTRICAL PARTS B Motors Figure 6 602 M2 M1 M4 M3 M9 M5 M8 M7 M6 ...
Страница 92: ...6 6 ARRANGEMENT AND FUNCTIONS OF ELECTRICAL PARTS C Fans Figure 6 603 FM6 FM5 FM2 FM3 FM1 FM4 ...
Страница 100: ...6 14 ARRANGEMENT AND FUNCTIONS OF ELECTRICAL PARTS G Fax Related PCBs Figure 6 607 1 2 4 6 3 7 8 5 ...
Страница 105: ...6 19 ARRANGEMENT AND FUNCTIONS OF ELECTRICAL PARTS 3 Composite Power Supply PCB Figure 6 610 ...
Страница 107: ...6 21 ARRANGEMENT AND FUNCTIONS OF ELECTRICAL PARTS 5 CORE IP Board Figure 6 613 J503 J504 J510 J501 J502 ...
Страница 204: ...C GENERAL CIRCUIT DIAGRAM General Circuit Diagram 1 4 A 3 ...
Страница 205: ...General Circuit Diagram 2 4 A 4 ...
Страница 206: ...General Circuit Diagram 3 4 A 5 ...
Страница 207: ...General Circuit Diagram 4 4 A 6 ...
Страница 217: ...PRINTED IN JAPAN IMPRIME AU JAPON 0796S3 52 1 This publication is printed on 70 reprocessed paper ...