Sony PCV-V310P - Manual (Page 34)

VAIO Computer Quick Start
34
To set up the remote control
Insert two AA batteries (supplied) into the remote control, as shown.
Inserting batteries into the remote control
✍
If your remote control does not operate properly, the batteries may need to be
replaced. When your remote control is not being used for extended periods of time,
remove the batteries to avoid possible damage from battery leakage.