Konica Minolta bizhub 500 Service Manual page 358

Field Service Ver.2.0 Jan. 2007
Classification Code
SD C-1113
C-1114
C-1115
FS-510 C-1116
Confidential – for internal use only, do not distribute
Causes
Exit open/close motor (M9) drive
abnormality.
• When starting a pressure
contact operation, the saddle
exit home sensor (PS18) does
not turn ON within a specified
period of time after M9 turns
ON.
• When starting a separation
operation, PS18 does not
turn OFF within a specified
period of time after M9 turns
ON.
Folding motor (M10) drive abnor-
mality.
The folding roller home sensor
(PS22) does not turn ON within a
specified period of time after M10
turns ON.
Conveyance motor (M8) drive
abnormality.
• Within a specified period of
time after M8 turns ON, the
ON of a motor lock signal is
detected for a prescribed
period of time in succession.
• A specified period of time
after M8 turns OFF, the OFF
of a motor lock signal is
detected for a prescribed
period of time in succession.
Exit roller release motor (M6) drive
abnormality.
• When the shutter is closed,
the shutter home sensor
(PS16) does not turn ON
within a specified period of
time after M6 turns ON.
• When the shutter is open,
PS16 does not turn OFF
within a specified period of
time after M6 turns ON.
13. MALFUNCTION CODE
Resulting Estimated abnormal parts
operation
The main body Exit open/close motor (M9)
stops immedi- Saddle exit home sensor
ately to turn OFF (PS18)
the main relay SD control board (SDCB)
(RL1).
Folding motor (M10)
Folding roller home sensor
(PS22)
SD control board (SDCB)
Conveyance motor (M8)
SD control board (SDCB)
Exit roller release motor (M6)
Shutter home sensor (PS16)
FS control board (FSCB)
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