Minolta Magicolor 3100 Series User Manual

Page 58

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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 REAR condition

Replace the parts
concerned

Go to step [2]

2

Isolating 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

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