2-103
Confidential
4.8 Troubleshooting for Fuser Unit Problems
4.8.1 Fuser unit failure
4.9 Troubleshooting for Laser Unit Problems
4.9.1 Laser unit failure
<User Check>
• Turn ON the power switch, then open the front cover and the back cover. Leave the machine
for a while to remove condensation.
Step
Cause
Remedy
1
Connection failure of the
center thermistor harness
Reconnect the center thermistor harness.
2
Connection failure of the side
thermistor harness
Reconnect the side thermistor harness.
3
Connection failure of the
heater harness
Reconnect the heater harness.
4
Connection failure of the eject
sensor PCB harness
Reconnect the eject sensor PCB harness.
5
Eject sensor PCB failure
Replace the eject sensor PCB ASSY.
6
Low-voltage power supply
PCB failure
Replace the low-voltage power supply PCB
ASSY.
7
Fuser unit failure
Replace the fuser unit.
8
Main PCB failure
Replace the main PCB ASSY.
Note:
• Turn the power switch OFF and then ON again. Leave the machine for 15 minutes.
This problem may then be cleared.
• The machine may recover from the error, when the test printing of the maintenance mode
for service personnel is started. However, conducting this operation while the heater has
not yet cooled may cause the fuser unit to melt. Be careful.
Step
Cause
Remedy
1
Laser unit attachment failure
Reattach the laser unit.
2
Connection failure of the laser
unit flat cable
Reconnect the laser unit flat cable.
3
Connection failure of the
polygon motor harness
Reconnect the polygon motor harness.
4
Laser unit failure
Replace the laser unit.
5
Main PCB failure
Replace the main PCB ASSY.
Содержание DCP-2537DW
Страница 50: ...2 10 Confidential MP models Fig 2 6 Feed from MP tray Eject to back side Back side Front side ...
Страница 51: ...2 11 Confidential 2 2 2 Scanner part Fig 2 7 Document feed path ...
Страница 159: ...3 2 Confidential 2 PACKING Fig 3 1 Option carton Carton Polystyrene pad ASSY Spacer carton Option carton TBOX ...
Страница 240: ...3 83 Confidential 9 25 Filter 1 Release the Hook to remove the Filter from the Air duct Fig 3 79 Hook Filter Air duct ...
Страница 300: ...5 28 Confidential Print adjustment test pattern Fig 5 11 ...
Страница 311: ...5 39 Confidential Print pattern Fig 5 16 W 100 K 1 K 100 Total Lattice K 5 ...
Страница 316: ...5 44 Confidential Test pattern Fig 5 19 ...
Страница 332: ...5 60 Confidential ...