Konica Minolta BIZHUB 501 Service Manual page 378

Field Service Ver.2.0 Mar. 2009
Classification Code
FS-522 C-1102
FS-523
FS-522 C-1103
FS-523
Causes
Tray lift motor (M11) drive abnor-
mality.
• While in the main tray up
drive, the upper limit sensor
(PS15) does not turn ON
within a specified period of
time after M11 turns ON.
• While in the main tray down drive,
the lock signal of M11 is detected.
• While in the main tray down
drive, it does not reach the target
position within specified time.
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 /Rr (M4) drive
abnormality.
• While in the alignment home
position search, the alignment
home sensor (PS6) does not turn
ON within a specified period of
time after M4 turns ON.
• While in the alignment opera-
tion, PS6 does not turn OFF
within a specified period of
time after M4 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.
13. MALFUNCTION CODE
Resulting Estimated abnormal parts
operation
The main body Tray lift motor (M11)
stops immedi- Upper limit sensor (PS15)
ately to turn OFF FS control board (FSCB)
the main relay
(RL1).
Tray lift motor (M7)
Main tray upper limit sensor
(PS19)
FS control board (FSCB)
Alignment motor /Rr (M4)
Alignment sensor /Rr (PS6)
FS control board (FSCB)
Alignment motor (M5)
Alignment home sensor
(PS9)
FS control board (FSCB)
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