Replacing The Battery - Sony CAST-AU4 Operation Manual

3-4 Replacing the Battery

1. Turn off the POWER switch and unplug
the AC power cord from the AC outlet.
The battery is located in the recess at the
bottom on the rear of the Z-axis.
2. Exchange the battery with the new
lithium battery.
Battery replacement must be completed within eight hours after the main power is turned off.
NOTE
If not, internal data can be damaged.
Replacement lithium battery (primary battery)
Sony Order No. ......... 1-528-932-11
3-6
lithium battery
CAST-AU4/B2521E