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PHOTOCONDUCTOR
UNIT
(PCU)
SM 3-31
B079/B082
3.11.4 CHARGE ROLLER AND CLEANING ROLLER
1. Remove the drum. (
!
3.11.2)
2. Two snap rings [A] (
x 2).
3. Push charge roller holder [B] toward the front of the PCU and remove the
spring [C].
4. Charge roller [D].
NOTE:
Disengage the charge roller on the right side to remove. Try to avoid
touching the charge roller.
5. Cleaning roller [E].
NOTE:
Disengage the cleaning roller on the left to remove.
6. After replacing the charge roller and cleaning roller, check the value of SP2001
001. If it is not at the standard value (1450 V), set SP2001 001 to –1450 V.
NOTE:
If this is not done, the carrier will be attracted to the drum because the
charge roller voltage will be too high.
CAUTION:
After re-assembly make sure that the front spring of the movable
cleaning blade is re-attached to the
#
,
$
position. (
!
3.11.2)
B079R306.WMF
[A]
[B]
[C]
[D]
[E]
Содержание B079
Страница 1: ...B079 B082 SERVICE MANUAL 001634MIU RICOH GROUP COMPANIES ...
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Страница 3: ...B079 B082 SERVICE MANUAL RICOH GROUP COMPANIES ...
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Страница 5: ...B079 B082 SERVICE MANUAL 001634MIU ...
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Страница 29: ...INSTALLATION ...
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Страница 101: ...PREVENTIVE MAINTENANCE ...
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Страница 107: ...REPLACEMENT AND ADJUSTMENT ...
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Страница 197: ...TROUBLESHOOTING ...
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Страница 221: ...Trouble shooting SERVICE CALL CONDITIONS SM 4 23 B079 B082 INTENTIONALLY LEFT BLANK ...
Страница 225: ...SERVICE TABLES ...
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Страница 331: ...DETAILED SECTION DESCRIPTIONS ...
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Страница 437: ...SPECIFICATIONS ...
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Страница 449: ...BOOKLET FINISHER B546 ...
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Страница 497: ...AUTO REVERSE DOCUMENT FEEDER B541 ...
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Страница 525: ...LARGE CAPACITY TRAY B543 ...
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Страница 543: ...PAPER TRAY UNIT B542 ...
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Страница 565: ...1 BIN TRAY B544 ...
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Страница 577: ...1000 SHEET FINISHER B408 ...
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Страница 605: ...TWO TRAY FINISHER B545 ...
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Страница 643: ...BRIDGE UNIT B538 ...
Страница 651: ...PRINTER OPTION B548 ...
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Страница 703: ...FAX OPTION B547 ...
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Страница 851: ...TECHNICAL SERVICE BULLETINS ...
Страница 853: ...BRIDGE UNIT B538 ...
Страница 908: ...Trouble shooting SERVICE CALL CONDITIONS SM 4 23 B079 B082 INTENTIONALLY LEFT BLANK ...
Страница 941: ...FIRMWARE HISTORY ...