
MAINTENANCE
B–64114EN/01
1. METHOD OF REPLACING BATTERY
749
CAUTION
The battery must be replaced with the power of the machine
turned on (the servo amplifier turned on).
Note that, if batteries are replaced while no power is
supplied to the CNC, the recorded absolute position is lost.
The battery for the absolute pulse coder built into the motor is installed
in the servo amplifier. For how to connect and replace the battery, refer
to the following manuals:
D FANUC SERVO MOTOR αis series Maintenance Manual
D FANUC SERVO MOTOR βis series Maintenance Manual
D FANUC SERVO MOTOR βis series (I/O Link Option) Maintenance
Manual
1.3
BATTERY FOR
ABSOLUTE PULSE
CODER BUILT INTO
THE MOTOR (6VDC)