![Ricoh B079 Скачать руководство пользователя страница 222](http://html.mh-extra.com/html/ricoh/b079/b079_service-manual_1455946222.webp)
ELECTRICAL COMPONENT DEFECTS
B079/B082 4-24
SM
4.2 ELECTRICAL COMPONENT DEFECTS
4.2.1 SENSORS
Component
(Symbol)
CN Condition
Symptom
Open
SC121 is displayed.
Scanner Home
Position (S1)
507-5(SIB)
Shorted
SC120 is displayed.
Open
APS and ARE do not function properly.
Platen Cover
(S2)
507-8 (SIB)
Shorted No
symptom.
Open
CPU cannot detect the original size properly.
APS and ARE do not function correctly.
Original Width
(S3)
505-3, 4
(SIB)
Shorted
Open
CPU cannot detect the original size properly.
APS and ARE do not function correctly.
Original Length-1
(S4)
505-8,9
(SIB)
Shorted
Open
CPU cannot detect the original size properly.
APS and ARE do not function correctly.
Original Length-2
(S5)
505-13
(SIB)
Shorted
Open
SC328 is displayed when the laser beam pitch
is changed.
LD Unit Home
Position (S6)
204-B2
(IOB)
Shorted
SC327 is displayed when the laser beam pitch
is changed.
Open
The add toner indicator blinks even if there is
toner in the development unit.
Toner Density
(TD) (S7)
222-11
(IOB)
Shorted
SC390-01 is displayed.
Open
The Paper Jam indicator will light whenever a
copy is made.
Paper Exit (S8)
202-B2
(IOB)
Shorted
The Paper Jam indicator lights even if there is
no paper.
Open
The Paper Jam indicator lights even if there is
no paper.
Registration
(S13)
212-B2
(IOB)
Shorted
The Paper Jam indicator will light whenever a
copy is made.
Open
SC350-03 is displayed after copying.
Image Density
(ID) (S14)
203-5
(IOB)
Shorted
SC350-01 is displayed after copying.
Open
Add Paper is displayed even if there is paper. If
this condition occurred four times, SC501-02
will be displayed.
Upper Paper
Height (S15)
220-2
(IOB)
Shorted
SC501-01 is displayed.
Open
Add Paper is displayed even if there is paper. If
this condition occurred four times, SC502-02
will be displayed.
Lower Paper
Height (S16)
214-2
(IOB)
Shorted SC502-01
is
displayed.
Open
The Paper End indicator lights even if paper is
placed in the upper paper tray.
Upper Paper End
(S17)
220-8
(IOB)
Shorted
The Paper End indicator does not light even if
there is no paper in the upper paper tray.
Содержание B079
Страница 1: ...B079 B082 SERVICE MANUAL 001634MIU RICOH GROUP COMPANIES ...
Страница 2: ......
Страница 3: ...B079 B082 SERVICE MANUAL RICOH GROUP COMPANIES ...
Страница 4: ......
Страница 5: ...B079 B082 SERVICE MANUAL 001634MIU ...
Страница 6: ......
Страница 8: ......
Страница 10: ......
Страница 12: ......
Страница 26: ......
Страница 28: ......
Страница 29: ...INSTALLATION ...
Страница 30: ......
Страница 101: ...PREVENTIVE MAINTENANCE ...
Страница 102: ......
Страница 107: ...REPLACEMENT AND ADJUSTMENT ...
Страница 108: ......
Страница 196: ......
Страница 197: ...TROUBLESHOOTING ...
Страница 198: ......
Страница 221: ...Trouble shooting SERVICE CALL CONDITIONS SM 4 23 B079 B082 INTENTIONALLY LEFT BLANK ...
Страница 225: ...SERVICE TABLES ...
Страница 226: ......
Страница 330: ......
Страница 331: ...DETAILED SECTION DESCRIPTIONS ...
Страница 332: ......
Страница 436: ......
Страница 437: ...SPECIFICATIONS ...
Страница 438: ......
Страница 448: ......
Страница 449: ...BOOKLET FINISHER B546 ...
Страница 450: ......
Страница 497: ...AUTO REVERSE DOCUMENT FEEDER B541 ...
Страница 498: ......
Страница 525: ...LARGE CAPACITY TRAY B543 ...
Страница 526: ......
Страница 528: ......
Страница 543: ...PAPER TRAY UNIT B542 ...
Страница 544: ......
Страница 546: ......
Страница 565: ...1 BIN TRAY B544 ...
Страница 566: ......
Страница 568: ......
Страница 576: ......
Страница 577: ...1000 SHEET FINISHER B408 ...
Страница 578: ......
Страница 580: ......
Страница 605: ...TWO TRAY FINISHER B545 ...
Страница 606: ......
Страница 643: ...BRIDGE UNIT B538 ...
Страница 651: ...PRINTER OPTION B548 ...
Страница 652: ......
Страница 703: ...FAX OPTION B547 ...
Страница 704: ......
Страница 708: ......
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 ...