Konica Minolta BIZHUB 501 Service Manual page 379

13. MALFUNCTION CODE
Classification Code
FS-522 C-1104
FS-523
C-1105
342
1
Causes
Exit roller release motor (M6) drive
abnormality.
• When starting the pressure
position drive, the exit roller
home sensor (PS12) does not
turn ON within a specified
period of time after M6 turns
ON.
• When starting the separation
position drive, PS12 does not
turn OFF within a specified
period of time after M6 turns
ON.
Paper exit roller release motor
(M13) drive abnormality.
• When starting the pressure
position drive, the exit roller
home sensor (PS13) does not
turn ON within a specified
period of time after M13 turns
ON.
• When starting the separation
position drive, PS13 does not
turn OFF within a specified
period of time after M13 turns
ON.
Intermediate conveyance roller
release motor (M12) drive abnor-
mality.
• When starting the pressure
position drive, the roller
release home sensor (PS12)
does not turn ON within a
specified period of time after
M12 turns ON.
• When starting the separation
position drive, PS12 does not
turn OFF within a specified
period of time after M12 turns
ON.
Field Service Ver.2.0 Mar. 2009
Resulting Estimated abnormal parts
operation
The main body Exit roller release motor (M6)
stops immedi- Exit roller home sensor
ately to turn OFF (PS12)
the main relay FS control board (FSCB)
(RL1).
Paper exit roller release
motor (M13)
Exit roller home sensor
(PS13)
FS control board (FSCB)
Intermediate conveyance
roller release motor (M12)
Roller release home sensor
(PS12)
FS control board (FSCB)