Konica Minolta BIZHUB 163 Service Manual page 546

Field Service Ver. 1.0 Apr. 2007
Code
Bin switching motor
C0B60
malfunction
Description
If both the upper home position sensor (PS1) and the
lower home position sensor (PS2) are HIGH during an
initial operation:
• If the lower home position sensor (PS2) does not go
LOW for a given period of time after the bin switching
motor (M1) has started turning forward, the bin switch-
ing motor (M1) is kept deenergized for a given period
of time and then energized again to turn backward. If
the upper home position sensor (PS1) does not go
LOW after the motor has started turning backward, it is
regarded as abnormal.
• When the lower home position sensor (PS2) goes
LOW, the bin switching motor (M1) starts turning back-
ward. If the upper home position sensor (PS1) does
not go LOW for a given period of time after the bin
switching motor (M1) has started turning backward, it
is regarded as abnormal.
• When the lower home position sensor (PS2) goes
LOW, the bin switching motor (M1) starts turning back-
ward. If the lower home position sensor (PS2) does
not go HIGH for a given period of time after the bin
switching motor (M1) has started turning backward, it
is regarded as abnormal.
3. Malfunction code
Detection timing
13