Sony VGC-V620G 手册
29
Using Your VAIO Computer
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If your wireless keyboard does not operate properly, the batteries may need to be replaced. If your wireless keyboard is not being used for extended periods
of time, remove the batteries to avoid possible damage from battery leakage.
of time, remove the batteries to avoid possible damage from battery leakage.
If you want to put the keyboard in a more 'ergonomical' position, open the keyboard feet.