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FIP-19 Fan Motor Failure (Call for Service Fan Motor Error)Step Check Yes No
1
Initial check
Check the following for damage.
FAN FUSER condition
FAN REA R con ditio n
Replace the parts
concerned Go to step [2]
2Isolating faulty FAN
Does the FAN REAR rotate when printing 1 sheet?
With tool
Go to step [3]
Without tool
Go to step [4]
With tool
Go to step [15]
Without tool
Go to step [16]
3
Check FAN REAR
Does FAN REAR function normally?
Using FAN REAR diagnostic tool, check by Diagnostic
Output Test.
Replace PWBA
HNB MCU Go to step [4]
4
Check LVPS STD for signal
Print 1 sheet.
Is P/J166-1PIN <=> P/J166-3PIN +24VDC?
Go to step [9] Go to step [5]
5
Check LVPS STD for signal
Print 1 sheet.
Is P/J165-6PIN <=> P/J165-2PIN 0VDC?
Go to step [6] Replace LVPS
STD
6
Check PWBA HNB DRV for signal
Print 1 sheet.
Is P/J61-3PIN <=> P/J61-7PIN 0VDC?
Go to step [7]
Replace
HARNESS ASSY
LVNC
7
Check PWBA HNB DRV for signal
Print 1 sheet.
Is P/J42-12PIN <=> P/J42-14PIN 0VDC?
Go to step [8] Replace PWBA
HNB DRV
8
Check PWBA HNB MCU for signal
Print 1 sheet.
Is P/J12-19PIN <=> P/J12-17PIN 0VDC?
Replace PWBA
HNB MCU
Replace
HARNESS ASSY
DRV2
9
Check FAN REAR
Check if an error occurs though the Fan Rear was replaced
with a new one.
Go to step [10] End of work
10
Check LVPS STD for signal
Print 1 sheet.
Is P/J166-2PIN <=> P/J166-3PIN +3.3VDC?
Replace FAN
REAR Go to step [11]
11
Check LVPS STD for signal
Print 1 sheet.
Is P/J165-7PIN <=> P/J165-2PIN +3.3VDC?
Replace LVPS
STD Go to step [12]
12
Check PWBA HNB DRV for signal
Print 1 sheet.
Is P/J61-2PIN <=> P/J61-7PIN +3.3VDC?
Replace
HARNESS ASSY
LVNC
Go to step [13]
13
Check PWBA HNB DRV for signal
Print 1 sheet.
Is P/J42-29PIN <=> P/J42-14PIN +3.3VDC?
Replace PWBA
HNB DRV Go to step [14]
14
Check PWBA HNB MCU for signal
Print 1 sheet.
Is P/J12-2PIN <=> P/J12-17PIN +3.3VDC?
Replace
HARNESS ASSY
DRV2
Replace PWBA
HNB MCU