YASKAWA JUSP-MD D01A Series User Manual page 174

5 Operation
5.9.3 Battery Replacement
(1) Battery Replacement Procedure
 Using an Encoder Cable with a Battery Case
1. Turn ON only the control power supply.
2. Open the battery case cover.
3. Remove the old battery and mount the new JZSP-BA01 battery as shown below.
4. Close the battery case cover.
5. After replacing the battery, turn OFF the control power supply to clear the absolute encoder battery error
alarm (A.830).
6. Turn ON the control power supply.
7. Check that the alarm display has been cleared and that the multi-winding drive unit, SERVOPACKs, and
converters operate normally.
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Open the cover.
To multi-winding drive unit
Encoder Cable
Mount the JZSP-BA01 battery.
Close the cover.
If the control power supply is turned OFF and the battery is disconnected (which includes
disconnecting the encoder cable), the absolute encoder data will be deleted.