Konica Minolta bizhub PRO 920 Service Manual page 527

Field Service Ver2.0 Aug.2005
Classification Code
FS SC77-03
abnor-
mality
SC77-04
SC77-05
SC77-06
SC77-07
SC77-08
SC77-11
Causes
After start-up of the alignment
motor /Up (M5) operation, the
alignment home sensor /Up (PS8)
does not turn OFF within a speci-
fied period of time. Or, it does not
turn ON after being turned OFF.
After start-up of the paper exit
roller motor (M7) operation, a pre-
determined speed is not obtained
within a specified period of time.
After start-up of the paper exit
opening motor (M8) operation,
the open/close operation is not
completed within a specified
period of time. (The paper exit
opening home sensor (PS12)
does not turn ON or OFF.)
After start-up of the stapler move-
ment motor (M11) operation, the
stapler movement home sensor
(PS11) does not turn OFF. Or, it
does not turn ON after being
turned OFF.
Stapler rotation motor (M6)
abnormality.
Stapler /Rr rotation abnormality
(FS-604 only)
The stapler motor home sensor /
Fr (PS31) does not turn ON within
a specified period of time after
the stapler motor /Fr (M14) starts
operations. (FS-509)
Within a specified period of time
after the start-up of the clincher
motor /Fr (M15) or stapler motor /
Fr (M14) operation, the clincher
home sensor /Fr (PS33) or the
stapler home sensor /Fr (PS31)
does not turn ON. (FS-604)
13. MALFUNCTION CODE
Resulting Estimated abnormal parts
operation
The main body FS control board (FSCB)
and the FS stop Relay board (RB)
immediately to Alignment motor /Up (M5)
turn OFF the Alignment home sensor /Up
main relay (RL1) (PS8)
FS control board (FSCB)
Paper exit roller motor (M7)
FS control board (FSCB)
Paper exit motor (M8)
Paper exit home sensor
(PS12)
FS control board (FSCB)
Stapler movement motor
(M11)
Relay board (RB)
Stapler movement home
sensor (PS11)
FS control board (FSCB)
Relay board (RB)
Stapler rotation motor (M6)
FS control board (FSCB)
Relay board (RB)
Stapler rotation home sen-
sor (PS13)
. FS control board (FSCB)
Relay board (RB)
Clincher motor /Fr (M15)
Stapler motor /Fr (M14)
Clincher home sensor /Fr
(PS33)
Stapler home sensor /Fr
(PS31)
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