Description: Manual tray rise descent error
• The bypass lift-up sensor is not blocked even when the tray 2 vertical transport motor has turned for a given number of pulses after the sequence to move the paper lifting plate from the standby position to the feed position was started. • The bypass lift-up sensor is not unblocked even when the tray 2 vertical transport motor has turned for a given number of pulses after the sequence to move the paper lifting plate from the feed position to the standby position was started.
Remedy: 1 Check the M1 connector for proper connection and correct as necessary. 2 Check the connector of M1 for proper drive coupling and correct as necessary. 3 PC14 I/O check, sensor check MFPB CNTRY1-10 (ON) C-9. 4 M1 operation check MFPB CNDM1-5 (REM) MFPB CNDM1-8 (LOCK) L-2. 5 Change MFPB.