FrameMaker Ver.5.5(PC) Di251/Di351 TROUBLESHOOTING
05.03.01
T-28
• Paper is at a stop inside the Duplex unit.
• Paper is at a stop near the Synchronizing Roller.
Step
Check
Result
Action
1
Duplex Unit Transport Roller/Roll 2 is dirty,
deformed, or worn.
YES
Clean or change.
2
Manual Feed Paper Take-Up Roll is dirty,
deformed, or worn.
YES
Clean or change.
3
Duplex Unit Transport Sensor operation check
through I/O check
YES
Check step 6.
4
Duplex Unit Transport Sensor operation check:
the voltage across PJ4A-5 on Duplex Unit Con-
trol Board and GND is DC0 V when the sensor
is blocked and DC5 V when the sensor is
unblocked.
NO
Change Duplex Unit Trans-
port Sensor.
5
Duplex Unit Transport Sensor operation check:
the voltage across PJ1A-12 on Duplex Unit
Control Board and GND is DC0 V when the
sensor is blocked and DC5 V when the sensor
is unblocked.
YES
Change Master Board.
NO
Change Duplex Unit Con-
trol Board.
6
Manual Feed Paper Take-Up Clutch operation
check: the voltage across CN14-2 on the side
of Master Board and GND changes from DC24
V to DC0 V when paper leaves the Duplex Unit
for the second copy cycle.
YES
Change Manual Feed
Paper Take-Up Clutch.
NO
Change Master Board.
Step
Check
Result
Action
1
Pre-Image Transfer Guide Plate is dirty or
deformed.
YES
Clean or change.
2
Synchronizing Roller Sensor operation check
through I/O check
YES
Change Master Board.
NO
Check actuator.
Change Synchronizing
Roller Sensor.
Summary of Contents for Di251
Page 1: ...Di251 Di351 SERVICE MANUAL GENERAL 4011 7990 11 ...
Page 2: ...INDEX GENERAL GENERAL MECHANICAL ELECTRICAL ...
Page 3: ...GENERAL ...
Page 18: ...MECHANICAL ELECTRICAL ...
Page 24: ...M 4 3 DRIVE SYSTEM 1 Scanner Motor M10 2 Main Motor M2 3 I C Motor M1 1 3 2 4011M002AA ...
Page 71: ...Di251 Di351 SERVICE MANUAL FIELD SERVICE 4011 7991 11 ...
Page 83: ...Di251 Di351 Allgemein Mechanik Elektrik Rev 1 1 0 03 01 I 1 INSTALLATION 3 ...
Page 88: ...Di251 DI351 Rev 1 1 0 03 01 I 6 ...
Page 93: ...I 5 Di251 Di351 Rev 11 0 0 03 01 10 Grounding plate screws 3 1 2 3 4 5 6 7 8 9 10 ...
Page 99: ...I 11 Di251 Di351 Rev 11 0 0 03 01 6 Fit the Exit Tray 7 Close the Finisher Cover ...
Page 178: ...I 90 Di251 Di351 Rev 1 1 0 0 03 01 ...
Page 179: ...DIS REASSEMBLY ADJUSTMENT 10230 ...
Page 241: ...SWITCHES ON PWBs TECH REP SETTINGS 17196 ...
Page 296: ...TROUBLESHOOTING 14413 ...