08/2012
2-27
WorkCentre 5021/5019
042-325/614
Status Indicator RAPs
Initial Issue
042-325/614 Main Motor Rotation Error/ Main Motor
Rotation Warning
BSD-ON:CH4.1
[Main Motor Rotation Error]
The Main Drive Motor revolution failure was detected. When the Lock Up (Main Drive Motor
Fail) signal of the Motor Drive output was monitored at the specified time interval after a certain
time has passed since the Main Drive Motor operation had started, it was found to have failed
5 times in a row.
[Main Motor Rotation Warning]
The Main Drive Motor revolution failure was detected. When the Lock Up (Main Drive Motor
Fail) signal of the Motor Drive output was monitored at the specified time interval after a certain
time has passed since the Main Drive Motor operation had started, it was found to have failed
2 times in a row.
Procedure
Enter the CE Mode and turn ON the Output Check [042-001] (Main Drive Motor). Does the
Main Drive Motor rotate?
YN
Check the power supply line (+24VDC, +5VDC) of the Main Drive Motor. Is the power
supply of the Main Drive Motor normal?
YN
Check the power supply circuit to the Main Drive Motor.
Turn OFF the power and check the following:
• The connection between the Main Drive Motor J202 and the ESS/MCU PWB J403
for open circuit, short circuit, and poor contact.
• The Drive Gear for wear, damage, and bearing blockage.
• The Main Drive Motor for loading.
If no problem is found, replace the following parts in sequence:
• Main Drive Motor (PL 3.1)
• ESS/MCU PWB (PL 18.1)
Press [Stop] and turn OFF the power. Check the connection between the Main Drive Motor
J202-8 and the ESS/MCU PWB J403-5 for open circuit, short circuit, and poor contact.
If no problem is found, replace the following parts in sequence:
• ESS/MCU PWB (PL 18.1)
• Main Drive Motor (PL 3.1)
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