1-34
Confidential
■
Downward fogging of solid color
■
Horizontal lines
User Check
• Toner may be empty. Replace the toner cartridge with a new one.
Step
Cause
Check
Result
Remedy
1
HVPS PCB
failure
Is the problem solved
after replacing the
HVPS PCB ASSY?
Yes
Replace the HVPS PCB
ASSY.
2
Main PCB failure
Is the problem solved
after replacing the main
PCB ASSY?
Yes
Replace the main PCB
ASSY.
User Check
• The paper tray ground terminal provided in the machine
body may be dirty. Clean the contact with a dry cloth.
Step
Cause
Check
Result
Remedy
1
Dirt on charged
electrode
Are the electrodes on
the drum unit and
machine body dirty?
Yes
Clean both electrodes.
(Refer to
)
2
Paper tray
ground terminal
provided in
machine body
Is the paper tray ground
terminal bent, which is
provided in the machine
body?
Yes
Correct bending of paper
tray ground terminal.
3
Laser unit failure
Is the problem solved
after replacing the laser
unit?
Yes
Replace the laser unit.
Содержание HL-2150N
Страница 56: ...2 2 Confidential 2 PERIODICAL PEPLACEMENT PARTS There are no parts to be replaced periodically ...
Страница 97: ...3 41 Confidential 8 19 FILTER ASSY 1 Remove the Filter ASSY from the Main body Fig 3 35 Filter ASSY ...
Страница 127: ...3 71 Confidential 8 30 RUBBER FOOT 1 Remove the two Rubber feet from the Main body Fig 3 66 Rubber foot ...
Страница 142: ...4 10 Confidential Serial label Drive sub ASSY Drive sub ASSY Serial label Serial label Laser unit 2 to 10mm ...
Страница 167: ...6 5 Confidential High voltage Power Supply PCB Circuit Diagram ...
Страница 168: ...6 6 Confidential Low voltage Power Supply PCB Circuit Diagram 100V ...
Страница 169: ...6 7 Confidential Low voltage Power Supply PCB Circuit Diagram 200V ...
Страница 170: ...6 8 Confidential Wiring Diagram ...