Troubleshooting; If The Motor Does Not Turn Or Operate; Is Flashing Or Lighted); If The Motor Does Not Turn Or Operate (If The Led For Pulse Output A Or B Is Not Lighted) - Panasonic FP2-PP2T Technical Manual

16.1 Troubleshooting

16.1.1 If the Motor Does Not Turn or Operate (if the LED for pulse output A or B

is flashing or lighted)

Solution 1: For the servomotor
Check to make sure the servo on input is set to "ON".
Solution 2
Check to make sure the power supply for the driver is ON.
Solution 3
Check to make sure the wiring between the positioning unit and the driver has been correctly connected.
Solution 4
Check to make sure the settings for the pulse output method (CW/CCW method or Pulse/Sign method)
are appropriate for the driver.
16.1.2 If the Motor Does Not Turn or Operate (if the LED for pulse output A or B
is not lighted)
Solution
Review the program and correct it if necessary.
Points to check:
1. Check to make sure the I/O numbers are appropriate.
2. Check non-rewriting of the start flag in the program.
3. Check the input valid logic of the Over limit switch. (In this case, Error LED is blinking.)
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