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Electrical Component Defects
D023/D025 7-4
SM
Appendix
No.
Sensor Name/
Sensor Board Name
Active
CN
Condition
Symptom
S17
S18
Tray 2 Paper Height
Sensor 1, 2
L
CN224/
B10, B13
Open/
Shorted
Remaining paper
volume on the LCD is
wrong.
Open
Tray 1 is not detected
when tray 1 is set.
SW4
Tray 1 Set Switch
L
CN224/A9
Shorted
Tray 1 is detected when
tray 1 is not set.
S12
By-pass Paper Size
Sensor
L
CN232/
B16, B17,
B19, B20
Open/
Shorted
Paper size error
Open
Paper on the by-pass
tray is not detected
when paper is set.
SW2
By-pass Paper
Detection Sensor
L
CN232/
A15
Shorted
Paper on the by-pass
tray is detected when
paper is not set.
Open
S11
By-pass Paper
Length Sensor
L
CN232/
B12
Shorted
Paper size error
Open
Jam C (Jam 18)
S9
Fusing Entrance
Sensor
L CN232/B6
Shorted
Jam C (Jam 1)
Open
Jam Z (Jam 26/27)
S7
Duplex Entrance
Sensor
L CN232/A8
Shorted
Jam Z (Jam 1)
Summary of Contents for D023
Page 1: ...D023 D025 SERVICE MANUAL Book 1 of 2 003987MIU MAINFRAME...
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Page 3: ...D023 D025 SERVICE MANUAL B00K 1 of 2 MAINFRAME...
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Page 5: ...D023 D025 SERVICE MANUAL BOOK 1 of 2 MAINFRAME 003987MIU...
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Page 36: ...D023 D025 1 2 SM 1 2 OVERVIEW 1 2 1 COMPONENT LAYOUT...
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Page 112: ...D023 D025 2 64 SM...
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Page 246: ...Paper Transfer D023 D025 4 70 SM 7 Pivot bracket A x 1 8 Paper transfer unit B x 1 2 springs...
Page 291: ...Fusing SM 4 115 D023 D025 Replacement Adjustment 8 Thermopile F x 2 x 1...
Page 314: ...Electrical Components D023 D025 4 138 SM I ITB Power Supply Board...
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Page 383: ...TROUBLESHOOTING SECTION 6 TROUBLESHOOTING REVISION HISTORY Page Date Added Updated New None...
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Page 393: ...D023 D025 SERVICE MANUAL APPENDICES...
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Page 560: ...Troubleshooting Guide D023 D025 5 2 SM Appendix...
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Page 581: ...Jam Detection SM Appendix 6 11 D023 D025 Appendix Jam Detection Sensor Locations...
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Page 1096: ...Covers SM 3 B793 B793 Booklet Finisher 3 Remove the upper left cover C...
Page 1110: ...Folder SM 17 B793 B793 Booklet Finisher 6 Remove a connector 7 7 Remove 2 screws 8...
Page 1111: ...Folder B793 18 SM 8 Remove the staple tray 9 9 Remove the guide 10 2 screws...
Page 1154: ...PAPER FEED UNIT PB3040 D351 D351 PAPER FEED UNIT PB3040 Page Date Added Updated New None...
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Page 1176: ...LCIT PB3050 D352 D352 LCIT PB3050 Page Date Added Updated New None...
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Page 1202: ...1200 SHEET LCIT RT3000 D353 D353 LCIT RT3000 Page Date Added Updated New None...
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Page 1254: ...Overview D372 20 SM No What Happens sure that the stapler is at its home position...
Page 1298: ...BRIDGE UNIT BU3030 D386 D386 BRIDGE UNIT BU3030 Page Date Added Updated New None...
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Page 1313: ...PAPER FEED UNIT PB3080 D387 D387 PAPER FEED UNIT PB3080 Page Date Added Updated New None...
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Page 1356: ...G3 Interface Unit D393 SM 15 D393 Fax Option Type C5000 D393...
Page 1514: ...1 Bin Tray BN3070 D414 D414 1 BIN TRAY BN3070 Page Date Added Updated New None...
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