ELECTRICAL COMPONENT DEFECTS
SM 4-3 C264
C26
4
4.2 ELECTRICAL COMPONENT DEFECTS
4.2.1 SENSORS
Component Condition
Symptom
Master Eject Position (HP)
Open
E-23 is displayed whenever the drum rotates.
Sensor Shorted
Paper Exit Timing Sensor
Open
E-21 is displayed whenever the drum rotates.
Shorted
Feed Start Timing Sensor
Open
E-24 is displayed whenever the drum rotates.
Shorted
2nd Feed Timing Sensor
Open
E-22 is displayed whenever the drum rotates.
Shorted
Pressure Plate Limit Sensor
Open
The “master eject” indicator is lit.
Shorted
E-12 is displayed.
Pressure Plate HP Sensor
Open
The “master eject” indicator is lit.
Shorted
E-12 is displayed.
Drum Master Sensor
Open
The “D” jam indicator is lit whenever a master
is made.
Shorted
Paper Exit Sensor
Open
The “C” jam indicator is lit.
Shorted
The “B” jam indicator is lit whenever a copy is
made.
Master Eject Sensor
Open
The “E” jam indicator is lit.
Shorted
The “E” jam indicator is lit whenever a used
master is ejected.
Clamper Open Sensor
Open
E-00 is displayed.
Shorted
E-00 is displayed whenever the clamper
operates.
Clamper Close Sensor
Open
E-00 is displayed whenever the clamper
operates.
Shorted
E-00 is displayed.
Table Lower Sensor
Open
The paper table doesn’t go down.
Shorted
The paper table goes down below the sensor,
and E-02 is displayed.
Platen Cover Sensor
Open
The master is made normally, even if the
platen cover is open.
Shorted
The image is treated using center/edge erase
mode.
Scanner HP Sensor
Open
E-13 is displayed.
Shorted
Summary of Contents for C249
Page 1: ...C249 C264 SERVICE MANUAL 001780MIU...
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Page 3: ...C249 C264 SERVICE MANUAL...
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Page 5: ...C249 C264 SERVICE MANUAL 001780MIU...
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Page 18: ...C249 C264 vi SM PRINTER SCANNER C624 SEE SECTION C624 FOR DETAILED TABLE OF CONTENTS...
Page 20: ......
Page 21: ...INSTALLATION...
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Page 45: ...PREVENTIVE MAINTENANCE...
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Page 49: ...REPLACEMENT AND ADJUSTMENT...
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Page 96: ......
Page 97: ...TROUBLESHOOTING...
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Page 115: ...SERVICE TABLES...
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Page 145: ...DETAILED DESCRIPTIONS...
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Page 208: ......
Page 209: ...SPECIFICATIONS...
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Page 215: ...C264...
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Page 239: ...INSTALLATION PROCEDURE SM 1 13 C264 C264 Installation Procedure 1 Remove the strips of tape...
Page 261: ...SCANNER SM 3 5 C264 C264 B SBU x 1 x 5 C Lamp stabilizer x 2 x 5 B C...
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Page 354: ......
Page 358: ...MECHANISM OVERVIEW C267 6 4 SM 62 60 61 64 65 66 67 63 69 70 68 71 72...
Page 409: ...TIMING CHART SM 6 55 C264 C264 6 11 TIMING CHART 6 11 1 MASTER EJECTION...
Page 425: ...DOCUMENT FEEDER C600...
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Page 447: ...PRINTER CONTROLLER C624 SERVICE MANUAL PARTS CATALOG...
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Page 483: ...C624 PARTS CATALOG...
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