Electrical Component Defects
SM
6-161
D0CA/D0C9/D0C8/D0CB
Tr
ou
bl
es
ho
ot
in
g
No.
Sensor Name/
Sensor Board
Name
Activ
e
CN No./
Pin No.
Conditi
on
Symptom
(S8)
19)
Shorted Jam C
S9
New fusing unit
detection fuse
(S9)
L
CN525/34
Open
A new fusing
unit is
erroneously
identified as
an old one.
Shorted A shorted
fuse
S10 Fusing thermistor
(non-contact
sensor) (S10)
A
CN525/27
Open
SC581
Shorted
S11 Toner end sensor
(C) (S11)
A
CN539/10
Open
SC374
Shorted
S12 Toner end sensor
(M) (S12)
A
CN539/9
Open
SC373
Shorted
S13 Toner end sensor
(Y) (S13)
A
CN539/8
Open
SC375
Shorted
S14 TD sensor (K)
(S14)
A
CN540/2
Open
PCU setting
Error occurs.
Shorted
S15 TD sensor (C)
(S15)
A
CN540/8
Open
PCU setting
Error occurs.
Shorted
S16 TD sensor (M)
(S16)
A
CN540/14
Open
PCU setting
Error occurs.
Shorted
S17 TD sensor (Y)
(S17)
A
CN540/20
Open
PCU setting
Error occurs.
Shorted
S18 Temperature/humi
dity sensor (S18)
A
CN526/6,8
Open
•
Printed
image is
wrong,
such as
rough
image,
dirty
backgro
und or
weak
Shorted
Summary of Contents for D0C8
Page 1: ...D0CA D0C9 D0C8 D0CB SERVICE MANUAL Rev 08 26 2021...
Page 4: ......
Page 6: ......
Page 35: ...PRODUCT INFORMATION...
Page 36: ......
Page 44: ......
Page 45: ...INSTALLATION...
Page 46: ......
Page 222: ......
Page 223: ...PREVENTIVE MAINTENANCE...
Page 224: ......
Page 233: ...REPLACEMENT AND ADJUSTMENT...
Page 234: ......
Page 264: ...Special Tools D0CA D0C9 D0C8 D0CB 4 30 SM...
Page 276: ...Exterior Covers D0CA D0C9 D0C8 D0CB 4 42 SM 6 Remove the scanner inner cover A...
Page 442: ...Duplex D0CA D0C9 D0C8 D0CB 4 208 SM 3 Remove the right cover sensor SW2 A 1...
Page 452: ...Electrical Components D0CA D0C9 D0C8 D0CB 4 218 SM IM C300 series IM C400F...
Page 501: ...SYSTEM MAINTENANCE...
Page 502: ......
Page 578: ...Self Diagnostic Mode D0CA D0C9 D0C8 D0CB 6 4 SM...
Page 732: ...Troubleshooting for Other Problems D0CA D0C9 D0C8 D0CB 6 158 SM...
Page 742: ...Jam Detection D0CA D0C9 D0C8 D0CB 6 168 SM...
Page 746: ...Jam Detection D0CA D0C9 D0C8 D0CB 6 172 SM Sensor Layout...
Page 747: ...Jam Detection SM 6 173 D0CA D0C9 D0C8 D0CB Troubleshooting...
Page 750: ......
Page 751: ...DETAILED DESCRIPTIONS...
Page 752: ......
Page 754: ...Machine Overview D0CA D0C9 D0C8 D0CB 7 2 SM IM C400F...
Page 756: ...Machine Overview D0CA D0C9 D0C8 D0CB 7 4 SM 7 1 2 PAPER PATH IM C300 series...
Page 757: ...Machine Overview SM 7 5 D0CA D0C9 D0C8 D0CB Detailed Descriptions IM C400F...
Page 772: ...Machine Overview D0CA D0C9 D0C8 D0CB 7 20 SM Electrical Parts IM C300 series IM C400 series...
Page 797: ...Laser Unit SM 7 45 D0CA D0C9 D0C8 D0CB Detailed Descriptions...
Page 848: ...Duplex D0CA D0C9 D0C8 D0CB 7 96 SM 7 16 DUPLEX 7 16 1 OVERVIEW IM C300 series...
Page 849: ...Duplex SM 7 97 D0CA D0C9 D0C8 D0CB Detailed Descriptions IM C400F...
Page 854: ...Duplex D0CA D0C9 D0C8 D0CB 7 102 SM...
Page 888: ......
Page 889: ...SMART OPERATION PANEL...
Page 890: ......
Page 959: ...D0CA D0C9 D0C8 D0CB SERVICE MANUAL APPENDICES...
Page 960: ......
Page 964: ......
Page 966: ......
Page 981: ...APPENDICES PREVENTIVE MAINTENANCE TABLES...
Page 982: ......
Page 991: ...APPENDICES SP MODE TABLES...
Page 992: ......
Page 1454: ......
Page 1455: ...APPENDICES SOFTWARE CONFIGURATION...
Page 1456: ......
Page 1469: ...Scanner Features SM Appendices 4 13 D0CA D0C9 D0C8 D0CB Appendices Software Configuration...
Page 1473: ......
Page 1475: ......
Page 1552: ...Bit Switches 3 SM 77 D0CK...
Page 1601: ......
Page 1605: ......
Page 1614: ...Rear Cover SM 9 D3GQ 2 2 REAR COVER 1 Remove the rear cover A...
Page 1635: ......
Page 1639: ......