Warnings Detected By Mr-J-B - Mitsubishi A1SD75M3 User Manual

14 TROUBLESHOOTING

14.3.3 Warnings detected by MR-J-B

Servo
Warning
amplifier
code
LED display
Open battery cable
2092 92
warning
Zero point setting
2096 96
warning
2144 E4 Parameter warning
2147 E7 PC emergency stop
Name
Absolute position detection system
battery voltage is low.
1. In incremental system:
Zero point return could not be
made.
2. In absolute position detection
system:
Zero point setting could not be
made.
Parameter is outside the setting
range.
Servo system controller
emergency stop was input.
Definition
1. Battery cable is open.
2. Battery voltage dropped to 2.8V or less.
Droop pulses remaining are greater than the in-
position range setting.
Parameter was set from AD75 to value outside
setting range.
1. EMG (pin 6) or EMG* (pin 16) in SSCNET cable
is open.
2. Servo amplifier connector faulty
3. AD75 connector faulty
14 - 72
MELSEC-A
Occurrence factor