CHAPTER 6 TROUBLESHOOTING
6-20
WARNING
If you analyze malfunctions with the power plug inserted into the power outlet, special
caution should be exercised even if the power switch is OFF because it is a single pole
switch.
M-3
Main motor failure
Possible cause
Step
Check
Result
Remedy
Failure of
connector
1
Is the connection of connector
CN9 on the engine PCB
correct?
No
Reconnect the connector.
Main motor
2
Is the problem solved by
replacing the main motor?
Yes
Replace the main motor.
Engine PCB
3
Is the problem solved by
replacing the engine PCB?
Yes
Replace the engine PCB.
Main PCB
4
Is the problem solved by
replacing the main PCB?
Yes
Replace the main PCB.
M-4
No paper supplied
Possible cause
Step
Check
Result
Remedy
Separation pad /
pick-up roller
failure
1
Is the surface of the separation
pad or the pick-up roller dirty
or worn out?
Yes
1) Clean the surface of the
separation pad or pick-up
roller.
2) Replace the separation
pad or pick-up roller.
Failure of
connector
1
Is the contact of the solenoid
connector on the engine PCB
good?
No
Reconnect the connector.
Engine PCB
circuit
2
Set paper in the manual paper
slot and make a test print by
pressing the control panel
button.
Yes
Replace the engine PCB.
Paper pick-up
clutch solenoid
Does the voltage between pins
2 (SOLENOID) and 1 (24V) of
the CN16 connector on the
engine PCB change from
approx. 24V DC to 0V within
the specified time?
No
Replace the paper pick-up
solenoid.
Main PCB
4
Is the problem solved by
replacing the main PCB?
Yes
Replace the main PCB.
Содержание HL-5130
Страница 114: ...HL 5130 5140 5150D 5150DN Service Manual 4 13 24 Remove the paper rear guide Fig 4 20 Paper tray Paper rear guide 2 1 1 ...
Страница 271: ...APPENDIX A 9 Appendix 9 Engine PCB Circuit Diagram 1 2 NAME CODE B512153CIR 1 2 LJ923001 A 9 ...
Страница 272: ...APPENDIX A 10 Appendix 10 Engine PCB Circuit Diagram 2 2 NAME CODE B512153CIR 2 2 LJ923001 A 10 ...
Страница 273: ...APPENDIX A 11 Appendix 11 Low voltage Power Supply PCB Circuit Diagram 120V NAME Low voltage PS Circuit 120V A 11 ...
Страница 274: ...APPENDIX A 12 Appendix 12 Low voltage Power Supply PCB Circuit Diagram 230V NAME Low voltage PS Circuit 230V A 12 ...
Страница 275: ...APPENDIX A 13 Appendix 13 High voltage Power Supply PCB Circuit Diagram NAME High voltage PS Circuit A 13 ...