Konica Minolta bizhub 500 Service Manual page 354

Field Service Ver.2.0 Jan. 2007
Classification Code
FS-511 C-1102
C-1103
C-1104
Confidential – for internal use only, do not distribute
Causes
Tray lift motor (M7) drive abnor-
mality.
• While in the main tray up
drive, the main tray upper limit
sensor (PS19) does not turn
ON within a specified period
of time after M7 turns ON.
• While in the main tray down
drive, the lock signal of M7 is
detected.
• While in the M7 ON, the main
tray upper limit switch (SW2)
or the main tray lower limit
switch (SW3) turns ON.
Alignment motor (M5) drive
abnormality.
• While in the alignment home
position search, the alignment
home sensor (PS9) does not
turn ON within a specified
period of time after M5 turns
ON.
• While in the alignment opera-
tion, PS9 does not turn OFF
within a specified period of
time after M5 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.
13. MALFUNCTION CODE
Resulting Estimated abnormal parts
operation
The main body Tray lift motor (M7)
stops immedi- Main tray upper limit sensor
ately to turn OFF (PS19)
the main relay FS control board (FSCB)
(RL1).
Alignment motor (M5)
Alignment home sensor
(PS9)
FS control board (FSCB)
Paper exit roller release
motor (M13)
Exit roller home sensor
(PS13)
FS control board (FSCB)
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