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Trouble-
shooting
SERVICE CALL CONDITIONS
SM 7-3
B022/B027
Code No.
Symptom
Possible Cause
SBU connection error
144 B
The IPU does not detect the SBU
connection signal.
Cable between SBU and IPU board
disconnected.
IPU board error
191 D
The SICU and IPU boards installed are
not for the same model (e.g. the SBCU
is for the B022, and the IPU is for the
B027).
•
Installation error (wrong SBCU or
IPU).
Automatic SBU adjustment error
192 B
An error is detected during automatic
SBU adjustment (SP4-428)
•
SBU defective
•
SBCU board defective
•
Exposure lamp stabilizer defective
•
Exposure lamp defective
•
Dirty white plate
Image transfer error
193 B
The IPU board does not finish within 1
minute after the image data has been
transferred to the controller board.
•
IPU board defective
•
Controller board defective
•
Video controller defective
DFGATE assert error
195 B
The DFGATE signal does not assert
within 30 seconds after the original has
been scanned.
•
ADF interface cable defective
•
SBCU board defective
•
Mismatched firmware between the
SBCU board and ADF
DFGATE negate error
196 B
The DFGATE signal does not negate
within 1 minute after the DFGATE has
been asserted.
•
ADF interface cable defective
•
SBCU board defective
•
Mismatched firmware between the
SBCU board and ADF
DFGATE error
197 B
The DFGEATE signal has already been
asserted at the original scan.
•
ADF interface cable defective
•
SBCU board defective
•
Mismatched firmware between the
SBCU board and ADF
Memory address error
198 B
The IPU board does not receive the
memory address from the controller
board.
•
Mismatched firmware between the
SBCU board and controller board
•
Controller defective
•
SBCU defective
•
IPU board defective
DF scanning finish error
199 B
The original does not finish scanning
within 1 minute
•
ADF interface cable defective
•
SBCU board defective
•
Mismatched firmware between the
SBCU board and ADF
Charge roller current leak
302 B
A charge roller current leak signal is
detected.
•
Charge roller damaged
•
Charge high voltage supply board
defective
•
Poor connection of the PCU
Polygon motor error
320 B
The polygon motor does not reach its
operating speed within 10 seconds after
the polygon motor on signal, or the lock
signal is not detected for more than 200
ms continuously during operation.
•
Polygon mirror motor defective
•
Poor connection between the
polygon mirror motor driver and the
SBCU board
•
SBCU board defective
⇒
Rev. 11/2002
Содержание B022
Страница 1: ...B022 B027 SERVICE MANUAL 001197MIU RICOH GROUP COMPANIES...
Страница 2: ......
Страница 3: ...B022 B027 SERVICE MANUAL RICOH GROUP COMPANIES...
Страница 4: ......
Страница 5: ...B022 B027 SERVICE MANUAL 001197MIU...
Страница 6: ......
Страница 8: ......
Страница 10: ......
Страница 12: ......
Страница 36: ......
Страница 37: ...OVERALL MACHINE INFORMATION...
Страница 38: ......
Страница 59: ...DETAILED SECTION DESCRIPTIONS...
Страница 60: ......
Страница 131: ...INSTALLATION...
Страница 132: ......
Страница 190: ...SERVICE TABLES...
Страница 191: ......
Страница 270: ...PREVENTIVE MAINTENANCE...
Страница 271: ......
Страница 275: ......
Страница 276: ...REPLACEMENT AND ADJUSTMENT...
Страница 277: ......
Страница 328: ...TROUBLESHOOTING...
Страница 329: ......
Страница 351: ......
Страница 352: ...PAPER TRAY UNIT A860 B390...
Страница 353: ......
Страница 375: ......
Страница 376: ...LCT A862 B391...
Страница 377: ......
Страница 397: ......
Страница 398: ...AUTO REVERSE DOCUMENT FEEDER B386...
Страница 399: ......
Страница 429: ......
Страница 430: ...INTERCHANGE UNIT B300 B416...
Страница 431: ......
Страница 437: ......
Страница 438: ...1 BIN TRAY UNIT A898 B413...
Страница 439: ......
Страница 445: ......
Страница 446: ...SHIFT TRAY UNIT B313 B459...
Страница 447: ......
Страница 455: ......
Страница 456: ...BY PASS A899 B415...
Страница 457: ......
Страница 465: ......
Страница 466: ...DUPLEX A896 B414...
Страница 467: ......
Страница 479: ......
Страница 480: ...BRIDGE UNIT A897 B417...
Страница 481: ......
Страница 490: ...1 000 SHEET FINISHER B408...
Страница 491: ......
Страница 495: ...MOTORS B408 17 4 SM 1 3 4 LOWER TRANSPORT MOTOR 1 Main PCB 1 1 2 Lower transport motor A x 2 x 1 B408R111 WMF A...
Страница 507: ...DRIVE LAYOUT B408 17 16 SM 7 Stack Feed out Motor 8 Jogger Motor 9 Stapler Motor B408D107 WMF 7 8 9...
Страница 518: ...500 SHEET FINISHER G302 B442...
Страница 519: ......
Страница 522: ...500 Sheet Finisher G302 B442 EXTERIOR SM 18 3 G302 B442 Right cover A Grounding plate 1 B Right cover 2 B442R103 WMF A B...
Страница 541: ......
Страница 542: ...FIRMWARE HISTORY...
Страница 543: ......
Страница 549: ......
Страница 550: ...PRINTER SCANNER CONTROLLERS B453 B461...
Страница 551: ......
Страница 592: ...FAX UNIT B418...
Страница 593: ......
Страница 734: ...TECHNICAL SERVICE BULLETINS...
Страница 737: ......
Страница 763: ...FIRMWARE HISTORY...