Sony PCG-GRX580P - Manual (Page 7)

Indicator lights
Light On Off
Num Lock
The number keys in the numeric keypad are active. The alphanumeric character keys in the keypad area
are active.
Caps Lock
The letters appear in uppercase as you type. The Shift key lowers the case of typed letters when Caps Lock is
on. Letters appear in lower case as you type (unless you hold down the Shift key).
Scroll Lock
The screen scrolls differently. (Exactly how it scrolls depends on the specific application. It has no effect in many
applications.) Information moves across the display normally.
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