Sony PCV-RS710G - Vaio Desktop Computer User Manual page 14

Caps Lock The Caps Lock indicator lights up to advise you that the keyboard is set to type letters in uppercase. When
the indicator is off, the letters appear in lower case as you type.
Scroll Lock The Scroll Lock indicator lights up to advise you that your screen's scrolling pattern has changed. When the
indicator is off, the screen scrolls normally. This function is not available with all software applications.
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