Brother 2170W Printer User Manual


 
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Confidential
7. OTHERS PROBLEMS
The machine is not turned on, or the LED indication does not appear.
The fan does not work.
Step Cause Check
Result
Remedy
1
Harness
connection
failure of panel
PCB
Is the harness of the
panel PCB ASSY
connected correctly?
No
Reconnect the panel PCB
ASSY harness.
2
Panel PCB
failure
Is the problem solved
after replacing the panel
PCB ASSY?
Ye s
Replace the panel PCB
ASSY.
3
LVPS PCB failure Is the problem solved
after replacing the PS
PCB unit?
Ye s
Replace the PS PCB unit.
4
Main PCB failure Is the problem solved
after replacing the main
PCB ASSY?
Ye s
Replace the main PCB
ASSY.
Step Cause Check
Result
Remedy
1
Harness
connection
failure of the fan
motor 60 ASSY.
Is the harness of the fan
motor 60 ASSY
connected correctly?
No
Reconnect the harness of
the fan motor 60 ASSY
correctly.
2
Toner sensor
PCB failure
Is the problem solved
after replacing the toner
sensor PCB ASSY?
Ye s
Replace the toner sensor
PCB ASSY.
3
Main PCB failure Is the problem solved
after replacing the main
PCB ASSY?
Ye s
Replace the main PCB
ASSY.