CHAPTER 6 TROUBLESHOOTING
6-42
I-11 Faulty
registration
Possible cause
Step
Check
Result
Remedy
Excessive paper
load
1
Is the paper loaded in the
paper tray more than 27mm
high?
Yes
Instruct the user to keep paper
loads below 27mm in depth.
Print paper
2
Is the specified weight of the
recommended paper being
used?
No
Recommend to use the
specified types of paper.
3
Is the first printing position
within ±1mm of the tolerance
specification?
Yes
Adjust the Y offset by using the
utility software supplied.
Rear regist
sensor position
incorrect
4
Is the rear registration sensor
off from the correct position?
Yes
Reposition the sensor to the
correct position.
I-12 Poor
fixing
Possible cause
Step
Check
Result
Remedy
Print paper
1
Is thick paper of more than
43lb being used?
Yes
Recommend to use the
specified types of paper.
Toner sensing
failure
(When printing
is faint.)
2
Is the problem solved by
replacing the drum unit or the
toner cartridge?
Yes
1) Toner is empty.
2) The toner sensing is
defective. Clean the toner
sensor.
3) If the wiper in the toner
cartridge is broken, replace
the toner cartridge with a new
one.
Fixing unit
thermistor
failure
3
Is the thermistor fitted
correctly?
No
Fit the thermistor correctly.
Low-voltage
power supply
PCB failure
4
Is the problem solved by
replacing the low-voltage
power supply PCB?
Yes
Replace the low-voltage power
supply PCB.
Содержание HL-6050DN
Страница 188: ...HL 6050 6050D 6050DN SERVICE MANUAL 5 15 5 Put the paper tray into the printer Fig 5 29 Paper tray ...
Страница 190: ...HL 6050 6050D 6050DN SERVICE MANUAL 5 17 5 Remove the separation plate ASSY Fig 5 32 Separation plate ASSY ...
Страница 303: ...APPENDIX A 7 A 7 APPENDIX 7 BLOCK DIAGRAM HL 6050 CODE NAME LJ9586001 BLOCK DIAGRAM ...
Страница 304: ...APPENDIX A 8 A 8 APPENDIX 8 LOW VOLTAGE POWER SUPPLY CIRCUIT DIAGRAM 100V HL 6050 NAME Low voltage PS Circuit 100V ...
Страница 305: ...APPENDIX A 9 A 9 APPENDIX 9 LOW VOLTAGE POWER SUPPLY CIRCUIT DIAGRAM 200V HL 6050 NAME Low voltage PS Circuit 200V ...
Страница 306: ...APPENDIX A 10 A 10 APPENDIX 10 HIGH VOLTAGE POWER SUPPLY CIRCUIT DIAGRAM HL 6050 NAME High voltage PS Circuit ...