Konica-Minolta Magicolor 2490MF

Error Code:

Code: 15H
Description: Cleaning blade pressure /retraction failure
• The state of the retraction position sensor/cleaning blade is not changed from the blocked to unblocked state even after the lapse of a predetermined period of time during predrive. • The retraction position sensor/cleaning blade is in the blocked state even after the lapse of a predetermined period of time during predrive. • The retraction position sensor/cleaning blade is not unblocked (blade in the retracted position) within a predetermined period of time after the retraction sequence of the cleaning blade has been started. • The retraction position sensor/cleaning blade is not blocked (blade in the pressed position) within a predetermined period of time after the pressure sequence of the cleaning blade has been started.
Remedy: 1 Check the M1 connector for proper connection and correct as necessary. 2 Check M1 for proper drive coupling and correct as necessary. 3 Check the SD3 connector for proper connection and correct as necessary. 4 Check the PRCB connector for proper connection and correct as necessary. 5 PS6 sensor check. PRCB PJ9PRCB-11 (ON) C-5. 6 SD3 operation check. PRCB PJ10PRCB-5 (REM) C-3. 7 M1 operation check. PRCB PJ8PRCB-5 (REM) PRCB PJ8PRCB-8 (LOCK) C-4. 8 Change PRCB.

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