SC TABLE
SM
4-11 B147/B149/B190
4.4 SC TABLE
SC No.
Item
Definition
Possible Cause
Related
SCs
Troubleshooting Procedure
Type
SC 101 Exposure lamp
error
•
The standard white level is
not properly detected when
scanning the shading plate.
(The shading data peak
does not reach the specified
threshold.)
•
Exposure lamp
defective
•
Lamp stabilizer
defective
•
Exposure lamp
connector defective
•
Standard white plate
dirty
•
Scanner mirror or
scanner lens out of
position or dirty
•
SBU defective
1. Turn the main switch off and on.
2. Turn the power key off and on.
3. Check and clean the scanner
mirror(s) and scanner lens.
4. Check and clean the shading plate.
5. Replace the exposure lamp.
6. Replace the lamp stabilizer.
7. Replace the scanner mirror(s) or
scanner lens.
8. Replace the SBU.
D
SC 120 Scanner home
position error 1
•
The scanner home position
sensor does not detect the
on condition during
scanning.
•
Scanner I/O board or
SBU defective
•
Scanner motor
defective
•
Harness between
scanner I/O board
and scanner motor
disconnected
•
Scanner HP sensor
defective
•
Harness between
SBU and HP sensor
disconnected
•
Scanner wire, timing
belt, pulley, or
carriage defective
SC 121
and 122
1. Turn the main switch off and on.
2. Check the cable connection between
the scanner I/O board and scanner
motor.
3. Check the cable connection between
the SBU and HP sensor.
4. Replace the SBU or scanner I/O
board.
5. Replace the scanner motor.
6. Replace the HP sensor.
7. Replace the scanner wire, timing belt,
pulley, or carriage.
D
Содержание B147
Страница 1: ...B147 B149 B190 SERVICE MANUAL 001892MIUMIU RICOH GROUP COMPANIES...
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Страница 5: ...B147 B149 B190 SERVICE MANUAL 001892MIU...
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Страница 33: ...INSTALLATION...
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Страница 105: ...PREVENTIVE MAINTENANCE...
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Страница 113: ...REPLACEMENT AND ADJUSTMENT...
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Страница 201: ...TROUBLESHOOTING...
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Страница 287: ...SERVICE TABLES...
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Страница 457: ...DETAILED DESCRIPTIONS...
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Страница 589: ...SPECIFICATIONS...
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Страница 607: ...AUTO REVERSE DOCUMENT FEEDER B597...
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Страница 635: ...ONE TRAY PAPER FEED UNIT B601...
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Страница 647: ...TWO TRAY PAPER FEED UNIT B598...
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Страница 659: ...LARGE CAPACITY TRAY B600...
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Страница 681: ...TWO TRAY FINISHER B599...
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Страница 715: ...BOOKLET FINISHER B602...
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Страница 720: ......
Страница 729: ...STAPLER UNIT SM 9 B602 Booklet Fin isher B602 13 Timing belt A 14 Gear B x 1 B602R920 WMF A B...
Страница 791: ...FAX OPTION TYPE 2238 B603...
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Страница 903: ...INTERNET FAX IFAX...
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Страница 951: ...DataOverwriteSecurity Unit Type A B694 01 Type B B692 01...
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Страница 980: ...TECHNICAL SERVICE BULLETINS...
Страница 1066: ...FIRMWARE HISTORY...