16: Transfer Belt Rotation Failure; 17: Rack Rotation Failure - Konica Minolta magicolor 2500W Service Manual

16. Error codes
16.3.10

16: Transfer belt rotation failure

Belt positioning sensor (PS4)
Image transfer belt unit
Step Action
Check the PRCB connector for
1 proper connection and correct as
necessary.
2 PS4 sensor check.
3 Change transfer belt unit.
4 Change PRCB.
16.3.11

17: Rack rotation failure

Rack motor (M2)
Rack positioning sensor (PS3)
Step Action
Check the M2 connector for
1 proper connection and correct as
necessary.
Check M2 for proper drive cou-
2
pling and correct as necessary.
Check the PRCB connector for
3 proper connection and correct as
necessary.
4 PS3 sensor check.
5 M2 operation check.
6 Change PRCB.
150
Relevant electrical parts
Printer control board (PRCB)
WIRING DIAGRAM
Control signal
-
2500W: PRCB PJ9PRCB-8 (ON)
2530 DL: PRCB PJ9PRCB-8 (ON)
2550/2550DN: PRCB PJ9PRCB-8 (ON)
-
-
Relevant electrical parts
Printer control board (PRCB)
WIRING DIAGRAM
Control signal
-
-
-
2500W: PRCB PJ5PRCB-11 (ON)
2530 DL: PRCB PJ5PRCB-11 (ON)
2550/2550DN: PRCB PJ5PRCB-11 (ON)
2500W: PRCB PJ5PRCB-1∼4
(Pulse Output)
2530 DL: PRCB PJ5PRCB-1∼4 (Pulse
Output)
2550/2550DN: PRCB PJ5PRCB-1∼4
(Pulse Output)
-
Field Service Ver. 1.0 Aug. 2006
Location (Electrical
component)
2500W: C-8
2530 DL: C-6
2550/2550DN: C-6
Location (Electrical
component)
2500W: C-8
2530 DL: C-7
2550/2550DN: C-7
2500W: C-9
2530 DL: C-8
2550/2550DN: C-8
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