15: Cleaning Blade Pressure/Retraction Failure - Konica Minolta magicolor 2500W Service Manual

Field Service Ver. 1.0 Aug. 2006
16.3.9

15: Cleaning blade pressure/retraction failure

Retraction position sensor /cleaning blade (PS6)
Pressure/retraction solenoid /cleaning blade (SD3)
Main motor (M1)
Step Action
Check the M1 connector for
1 proper connection and correct
as necessary.
Check M1 for proper drive cou-
2
pling and correct as necessary.
Check the SD3 connector for
3 proper connection and correct
as necessary.
Check the PRCB connector for
4 proper connection and correct
as necessary.
5 PS6 sensor check.
6 SD3 operation check.
7 M1 operation check.
8 Change PRCB.
Relevant electrical parts
Printer control board (PRCB)
WIRING DIAGRAM
Control signal
-
-
-
-
2500W: PRCB PJ9PRCB-11 (ON)
2530 DL: PRCB PJ9PRCB-11 (ON)
2550/2550DN: PRCB PJ9PRCB-11 (ON)
2500W: PRCB PJ10PRCB-5 (REM)
2530 DL: PRCB PJ10PRCB-5 (REM)
2550/2550DN: PRCB PJ10PRCB-5 (REM)
2500W: PRCB PJ8PRCB-5 (REM)
PRCB PJ8PRCB-8 (LOCK)
2530 DL: PRCB PJ8PRCB-5(REM)
PRCB PJ8PRCB-5(LOCK)
2550/2550DN: PRCB PJ8PRCB-5(REM)
PRCB PJ8PRCB-5(LOCK)
-
16. Error codes
Location (Electrical
component)
-
-
-
-
2500W: C-7
2530 DL: C-6
2550/2550DN: C-6
2500W: C-6
2530 DL: C-5
2550/2550DN: C-5
2500W: C-7
2530 DL: C-6
2550/2550DN: C-6
-
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