
B–62835EN/01
8. TROUBLESHOOTING
289
Procedure for replacing batteries for absolute pulse coder (β series servo amplifier)
Prepare lithium battery A02B–0168–K111(*) in advance.
(*) FANUC specification: A98L–0031–0011
1 Turn machine (servo amplifier) power ON.
2 Remove the battery case from under the β series servo amplifier
module by holding the case at both sides and pulling downwards.
Battery cover
A230–0533–X003
6V litium battery for
absolute pulse coder
A98L–0031–0011
3 Remove the connector the battery.
4 Replace the battery, and connect the connector.
5 Attach the battery case.
6 Turn machine (servo amplifier) power OFF.
CAUTION
1 Replace the batteries for absolute pulse coder when
machine (servo amplifier) power is ON.
Replacing the batteries with power OFF causes the
absolute position stored in memory to be lost.
2 If your machine is equipped with a separate battery case,
follow the instructions in 2.6.4
Procedure