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(4) FATAL ERROR CODE 0CH / SERVICE CALL 0C PWR SUPPLY FAN: Malfunction
of the power supply cooling fan motor
<Remedy>
(5) FATAL ERROR CODE 0EH / SERVICE CALL SUCTION FAN: Malfunction of the
fusing cooling fan motor
<Remedy>
(6) FATAL ERROR CODE 10H / SERVICE CALL LASER UNIT: Malfunction of the
polygon motor
<Remedy>
4 Replace PWB-P. - - -
Components for display of the warning
Power supply cooling fan motor (M4)
Master board (PWB-A)
Power unit (PU)
Controller control board (PWB-P)
Step Remedy
Reference
page
WARNING DIAGRAM
Control signal
Location(electrical com-
ponent)
1 Check M4 operation. 151 M4_REM 3-D
2Replace PU. - - -
3 Replace PWB-A. - - -
4 Replace PWB-P. - - -
Components for display of the warning
Fusing cooling fan motor (M5)
Master board (PWB-A)
Power unit (PU)
Controller control board (PWB-P)
Step Remedy
Reference
page
WARNING DIAGRAM
Control signal
Location(electrical com-
ponent)
1 Check M5 operation. 151 M5_REM 11-E
2Replace PU. - - -
3 Replace PWB-A. - - -
4 Replace PWB-P. - - -
Electrical components for detection of the malfunction
Print head unit
Master board (PWB-A)
Power unit (PU)
Controller control board (PWB-P)
Step Remedy
Reference
page
WARNING DIAGRAM
Control signal
Location(electrical
component)