Malfunction Code; Trouble Code - Konica Minolta bizhub C650 Service Manual

Field Service Ver. 2.0 May 2008
8.

Malfunction code

8.1

Trouble code

• The machine's CPU performs a self-diagnostics function that, on detecting a malfunction,
gives the corresponding malfunction code and maintenance call mark on the touch
panel.
Code
C1005 ZU communication error
C1130 1st stopper motor drive failure
C1131 2nd stopper motor drive failure
C1133 Punch shift motor drive failure
Main motor cooling fan drive
C1134
failure
C1135 Punch motor drive failure
Punch switchover motor drive
C1136
failure
CC158 Finisher ROM failure (ZU)
Item
When the ZU control board
(ZUCB) is receiving data, a com-
munication error is detected.
The 1st stopper home sensor
(PS3) is not turned ON even after
the set period of time has elapsed
after the 1st stopper motor (M2)
starts searching home position.
The 2nd stopper home sensor
(PS4) is not turned ON even after
the set period of time has elapsed
after the 2nd stopper motor (M3)
starts searching home position.
The punch shift home sensor
(PS5) is not turned ON, or is not
turned OFF after it is turned ON,
even after the set period of time
has elapsed after the punch shift
motor (M5) starts searching its
home position.
Even after the set period of time
has elapsed after the main motor
cooling fan (FM1) is turned ON,
the FM1 EM signal is faulty and the
fan is turned OFF; the signal is
faulty after each of the following
three trials.
The punch motor (M4) is not
turned OFF even after the set
period of time has elapsed after it
is turned ON.
The punch switchover switch
(MS2) is not turned OFF from the
ON position, or not turned ON from
the OFF position, even after the
set period of time has elapsed
after the punch switchover motor
(M8) is turned ON.
Data of flash ROM of the Z folding
unit is determined to be faulty
when the power is turned ON.
Detection timing
8. Malfunction code
Trouble isolation
Rank
compliant unit
— C
Z fold B
Z fold/Punch B
Z fold B
— B
— B
Z fold B
— C
55