Replacing The Encoder Backup Battery - Denso VP-G SERIES Installation & Maintenance Manual

3.4.2

Replacing the Encoder Backup Battery

Replace the encoder backup battery according to the procedure below.
STEP 1
STEP 2
STEP 3
Prepare a new set of 3 backup batteries for replacement.
Turn the controller power ON.
Note: When replacing the encoder backup battery, do not turn the
controller power OFF. If you do so, the encoder positional data may
be lost.
Turn the motor power OFF when replacing the battery.
Note: (1) Push the EMERGENCY STOP button on the teach pendant or
mini pendant, and the button is locked in the stop status.
(2) When rotating the EMERGENCY STOP button clockwise, the
button will be released.
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