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1-4-31
(4) The background is colored.
(5) White streaks are printed vertically.
Print example
Causes
Check procedures/corrective measures
Defective
main
charger out-
put.
Defective connector cable
or poor contact in the con-
nector.
Reinsert the connector. Also check for conti-
nuity within the connector cable. If none,
replace the cable.
Chager roller unit and high voltage PWB
High voltage PWB and engine PWB (YC19)
Defective high voltage
PWB.
Replace the high voltage PWB
(see page 1-5-26).
Defective engine PWB.
Replace the engine PWB (see page 1-5-22).
Defective
developer
bias output.
Defective connector cable
or poor contact in the con-
nector.
Reinsert the connector. Also check for conti-
nuity within the connector cable. If none,
replace the cable.
Developer unit and high voltage PWB
High voltage PWB and engine PWB (YC10)
Defective developer unit.
Replace the developer unit
(see page 1-5-13).
Defective high voltage
PWB.
Replace the high voltage PWB
(see page 1-5-26).
Defective engine PWB.
Replace the engine PWB (see page 1-5-22).
Deteriorated toner.
Perform the drum surface refreshing opera-
tion.
Print example
Causes
Check procedures/corrective measures
Foreign matter in the devel-
oper unit.
Check if the magnetic brush is formed uniformly. Replace
the developer unit if any foreign matter (see page 1-5-13).
Adhesion of soiling to transfer
roller.
Clean the transfer roller. Replace the transfer roller if it is
extremely dirty (see page 1-5-16).
Dust adhesion to the charger
roller unit.
Clean the chager roller unit.
Dirty dust shield glass of laser
scanner unit.
Clean the dust shield glass of laser scanner unit.
Содержание PG L2555
Страница 1: ...SERVICE MANUAL PG L2555 PG L2550 PG L2545 PF 320 PF 3100...
Страница 9: ...This page is intentionally left blank...
Страница 27: ...1 1 14 This page is intentionally left blank...
Страница 43: ...1 2 16 This page is intentionally left blank...
Страница 67: ...1 3 24 This page is intentionally left blank...
Страница 107: ...1 4 40 This page is intentionally left blank...
Страница 109: ...1 5 2 Figure 1 5 2...
Страница 139: ...1 5 32 This page is intentionally left blank...
Страница 181: ...2 3 19 2 3 5 High voltage PWB HVPWB Figure 2 3 5 High voltage silk screen diagram and Photograph YC102 YC101 1 18 1 3...
Страница 194: ...2 4 12 This page is intentionally left blank...
Страница 199: ...Installation Guide 500 sheets paper feeder Installation Guide...
Страница 201: ...Printed in China 303NY5631002 Rev 1 2012 8 G G G G G G...
Страница 202: ...2000 sheets bulk feeder Installation Guide...
Страница 204: ...Printed in China 303KF5632002 Rev 1 2012 7 1 2 3 4 1 2 3 1mm PF 315...
Страница 205: ...SSD HD 6 HD 7 Installation Guide...
Страница 206: ......
Страница 207: ......
Страница 208: ...IEEE1284 Interface Installation Guide...
Страница 211: ...Network interface Installation Guide...
Страница 214: ......
Страница 215: ...OS...
Страница 216: ...Wireless LAN interface Installation Guide...
Страница 219: ...SERVICE MANUAL Published in August 2012 843NY110 3NYSM060 First Edition PF 320...
Страница 223: ...1 1 2 1 1 2 Parts names Figure 1 1 1 4 4 3 1 2 1 Cassette 2 Papersize window 3 Interface connector 4 Pins...
Страница 224: ...1 1 3 1 1 3 Machine cross section Figure 1 1 2 Machine cross section Paper path...
Страница 249: ...SERVICE MANUAL Published in August 2016 843S3110 3S3SM060 First edition PF 3100...
Страница 252: ...2 4 Appendixes 2 4 1 Wiring diagram 2 4 1...
Страница 286: ...2 1 4 This page is intentionally left blank...
Страница 293: ......