10.2 Solution; C1183: Elevator Motor Ascent/Descent Drive Failure - Konica Minolta bizhub 250 Service Manual

10. Malfunction code
Code Description
C11A3 Shutter Drive Failure
Staple Unit CD Drive
C11B0
Failure
C11B2 Staple Drive Failure
Punch Cam Motor Unit
C11C0
Failure
Finishing Option Flash
CC155
ROM Failure

10.2 Solution

10.2.1

C1183: Elevator Motor Ascent/Descent Drive Failure

Elevator Motor (M11-FN)
Elevator Tray Home Position Sensor (PC3-FN)
Elevator Tray Lower Limit Sensor (PC14-FN)
Step
Check the M11-FN connector for
1 proper connection and correct as
necessary.
Check M11-FN for proper drive cou-
2
pling and correct as necessary.
If OT-601 is connected, check the
3 connector for proper connection,
and correct as necessary.
Check the installation position of the
4 OT-601 tray, and correct as neces-
sary.
5 M11-FN operation check
6 PC3-FN I/O check
7 PC14-FN I/O check
8 PC15-FN I/O check
9 Change PWB-B FN
10 Change PWB-A FN
42
EDNord - Istedgade 37A - 9000 Aalborg - telefon 96333500
• The Shutter Home Position Sensor (PC16-FN) is not
unblocked even after the set period of time has elapsed after
the Exit Open/Close Motor (M6-FN) is energized (beginning
of shutter-opening operation).
• The Shutter Home Position Sensor (PC16-FN) is not blocked
even after the set period of time has elapsed after the Exit
Open/Close Motor (M6-FN) is energized (beginning of shut-
ter-closing operation).
The Staple Home Position Sensor (PC10-FN) is not blocked
even after the set period of time has elapsed after the Stapling
Unit Moving Motor (M7-FN) is energized (beginning of return
operation to predetermined position).
The Home Position Sensor is not blocked even after the set
period of time has elapsed after the Staple Motor is energized
(beginning of staple operation).
The Punch Motor Pulse Sensor cannot detect both edges of H/L
even after the set period of time has elapsed while the Punch
Drive Motor is energized.
• Data of flash ROM of the finishing options is determined to be
faulty when the power is turned ON.
Relevant Electrical Parts
Action
PWB-A FN PJ7A FN-1 to 2
PWB-A FN PJ12A FN-2 (ON)
PWB-B FN PJ2B FN-3 (ON)
PWB-B FN PJ2B FN-6 (ON)
Field Service Ver. 1.0 Aug. 2005
Detection Timing
Top Face Detection Sensor (PC15-FN)
Elevator Board (PWB-B FN)
Main Control Board (PWB-A FN)
WIRING DIAGRAM
Control Signal
-
-
-
-
-
-
Location
(Electrical Component)
-
-
-
-
FS-508 G-7
FS-508 G-4
FS-508 H-6
FS-508 H-6
-
-