Sony SLT-A99 手册

Check that the access lamp (page 18) is not lit, then open the memory card 
cover, and push the memory card once.

The supplied battery pack is a lithium-ion battery pack that has functions 
for exchanging information related to operating conditions with your 
camera. The remaining battery time in percent figures is displayed 
according to the operating conditions of your camera.

You can use 2 battery packs installed in the Vertical Grip (sold separately) 
by attaching it to the camera. Including the battery pack installed in the 
camera, this provides a total of 3 battery packs that are switched 
automatically.
You can check the status of these battery packs on the screen.

The remaining battery level of the battery pack inserted in the 
camera

 

The remaining battery level of the battery packs inserted in 
the Vertical Grip

For details on the Vertical Grip, refer to the operating instructions supplied 
with the Vertical Grip.

High  

Low

You cannot shoot 
any more pictures.

Turn off the camera. Slide the lock lever 
in the direction of the arrow after 
confirming that the vibration of the 
camera has stopped and both the LCD 
screen and access lamp are turned off, 
then remove the battery pack. Be careful 
not to drop the battery pack.

Lock lever