10. Malfunction Code; 10.1 Trouble Code; C11A5: Saddle In & Out Guide Motor Failure; C11A6: Saddle Layable Guide Drive Failure - Konica Minolta bizhub 250 Service Manual

Field Service Ver. 1.0 Aug. 2005

10. Malfunction code

10.1 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 Item
Saddle Exit Roller
C11A2 Pressure/Retraction
Failure
C11A4 Saddle Exit Motor Failure
Saddle In & Out Guide
C11A5
Motor Failure
Saddle Layable Guide
C11A6
Drive Failure
Side Staple 1 Drive
C11B5
Failure
Side Staple 2 Drive
C11B6
Failure
Crease Motor Drive
C11D0
Failure
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• The Saddle Exit Roller Home Position Sensor (PC18-SK) is
not blocked even after the set period of time has elapsed after
the Saddle Exit Open/Close Motor (M9-SK) is energized
(beginning of pressure operation).
• The Saddle Exit Roller Home Position Sensor (PC18-SK) is
not unblocked even after the set period of time has elapsed
after the Saddle Exit Open/Close Motor (M9-SK) is energized
(beginning of retraction operation).
The Lock signal is detected after the set period of time has
elapsed after the Saddle Exit Motor (M8-SK) is energized.
• The In & Out Guide Home Sensor (PC23-SK) is not
unblocked even after the set period of time has elapsed after
the In & Out Guide Motor (M13-SK) is energized (beginning of
advancing operation).
• The In & Out Guide Home Sensor (PC23-SK) is not
unblocked even after the set period of time has elapsed after
the In & Out Guide Motor (M13-SK) is energized (beginning of
retracting operation).
• The Layable Guide Home Sensor (PC26-SK) is not blocked
even after the set period of time has elapsed after the Layable
Guide Motor (M14-SK) is energized (beginning of return oper-
ation to predetermined position).
• The Layable Guide Home Sensor (PC26-SK) is not unblocked
even after the set period of time has elapsed after the Layable
Guide Motor (M14-SK) is energized (beginning of return oper-
ation to predetermined position).
Home Position Sensor 1 is not blocked even after the set period
of time has elapsed after Saddle Staple Motor 1 is energized
(beginning of staple operation).
Home Position Sensor 2 is not blocked even after the set period
of time has elapsed after Saddle Staple Motor 2 is energized
(beginning of staple operation).
• The Crease Roller Home Position Sensor (PC22-SK) is not
unblocked even after the set period of time has elapsed after
the Crease Motor (M10-SK) is energized (beginning of back-
ward rotation operation).
• The Crease Roller Home Position Sensor (PC22-SK) is not
blocked even after the set period of time has elapsed after the
Crease Motor (M10-SK) is energized (beginning of forward
rotation operation).
10. Malfunction code
Description
31