B-36 REGULAR INSPECTION
14.2.5 Type 4
Change the batteries while power is being supplied to the NC. If the batteries are
changed with the NC power supply shut off, the absolute position data in the memory
will be lost.
<Battery position>
The battery is installed in the servo inverters of individual axes.
<Changing interval>
Once a year
When the battery alarm message is displayed on the screen.
<Procedure>
1) Press the NC power switch (off).
2) Turn off the power.
3) Place the electrical cabinet door interlock key-switch
in the OFF position.
4) Open the electrical cabinet door.
Refer to Chapter A 10. "OPENING/CLOSING
THE ELECTRICAL CABINET DOOR".
5) Turn on the power.
6) Press the NC power switch (on).
7) Remove the battery case.
Hold the battery case at the top and bottom faces as
shown in the illustration and pull it toward you.
8) Disconnect the battery connector.
Do not pull the battery cable.
9) Change the battery and connect the battery
connector.
WARNING
Since the battery is located in the electrical cabinet, carry out battery
change very carefully. If you touch live parts by mistake, you could
sustain an electric shock.
CAUTION
Connector
Battery
case
NOTE
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