
4. POWER SUPPLY CONNECTION
B–63003EN/04
70
Obtain four commercially available alkaline batteries (size D).
(1)Turn on the power to the machine (i Series CNC).
(2)Loosen the screws of the battery case, and remove the cover.
(3)Replace the dry batteries in the case.
Note the polarity of the batteries as shown in the figure below (orient
two batteries one way and the other two in the opposite direction).
Screws
Cover
(4)After installing the new batteries, replace the cover.
(5)Turn off the power to the machine (i Series CNC).
WARNING
If the batteries are installed incorrectly, an explosion may
occur. Never use batteries other than the specified type
(Size D alkaline batteries).
CAUTION
Replace batteries while the power to the i Series CNC is 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 α Series Maintenance Manual
D FANUC SERVO MOTOR β Series Maintenance Manual
D FANUC SERVO MOTOR β Series (I/O Link Option) Maintenance
Manual
Replacing batteries
4.4.4
Battery for Absolute
Pulse Coder Built into
the Motor (6 VDC)