Fujitsu LIFEBOOK U748 Operating Manual page 31

Working with the notebook
Indicator Description
Caps Lock indicator
Indicator CapsLock
Indicator is illuminated: The Caps Lock key has been pressed. All the characters
you type will appear in upper case. In the case of overlay keys, the character
printed on the upper left of the key will appear when that key is pressed.
Scroll Lock indicator
Indicator ScrollLock
Indicator is illuminated: the key combination Fn + Scr has been pressed. The
effect that this key has varies between applications.
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