MITSUBISHI ELECTRIC MELSERVO MR-J2S- A - Manual (Page 207)

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10. TROUBLESHOOTING
Display Name Definition Cause Action
1. PC lader program wrong. Contact the program. AL.E5 ABS time-out
warning 2. Reverse rotation start (ST2) Limiting
torque (TLC) improper wiring
Connect properly.
AL.E6 Servo emergency
stop warning
EMG is off. External emergency stop was made valid.
(EMG was turned off.) Ensure safety and deactivate
emergency stop.
AL.E9 Main circuit off
warning
Servo-on (SON) was
switched on with main
circuit power off. Switch on main circuit power.
1. PC ladder program wrong. 1. Correct the program. AL.EA ABS
servo-on warning
Servo-on (SON) turned on
more than 1s after servo
amplifier had entered
absolute position data
transfer mode.
2. Servo-on (SON) improper wiring. 2. Connect properly.