19.2 How To Reset - Konica Minolta bizhub 250 Service Manual

19. Malfunction code
Code
Power Supply Cooling Fan
C5351
Motor Failure
C5352 Cooling Fan Motor Failure
C5353 IU Cooling Fan Motor Failure
C8301 EDH Fan Motor Failure
CA052 MIO Device Failure
CC153 Flash ROM Failure
CC155 Exit Option Flash ROM Failure
*1: Not supported by this machine

19.2 How to reset

• Different malfunction resetting procedures apply depending on the rank of the trouble
code.
* List of Malfunction Resetting Procedures
Trouble Code Rank
Rank A
Rank B
Rank C
238
EDNord - Istedgade 37A - 9000 Aalborg - telefon 96333500
Item
• The Power Supply Cooling Fan Motor Lock sig-
nal remains set to H for a set period of time while
the Power Supply Cooling Fan Motor is turning.
• The Power Supply Cooling Fan Motor Lock sig-
nal remains set to L for a set period of time while
the Power Supply Cooling Fan Motor remains
stopped.
• The Cooling Fan Motor Lock signal remains set
to H for a set period of time while the Cooling
Fan Motor is turning.
• The Cooling Fan Motor Lock signal remains set
to L for a set period of time while the Cooling Fan
Motor remains stopped.
• The IU Cooling Fan Motor Lock signal remains
set to H for a set period of time while the IU Cool-
ing Fan Motor is turning.
• The IU Cooling Fan Motor Lock signal remains
set to L for a set period of time while the IU Cool-
ing Fan Motor remains stopped.
See DF-605 Service Manual.
• The MIO device does not operate properly.
• The Flash ROM data was determined to be faulty
when the unit was turned on.
See FS-508 Service Manual.
• Trouble Reset
• Opening/Closing the front door
• Turn OFF the Main Power Switch, wait for 10 sec. or
more, and turn ON the Main Power Switch.
Field Service Ver. 1.0 Aug. 2005
Description
Resetting Procedures
For details, see Adjustment/Setting.
Rank
B
B
B
C
C
B
B