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Indicator lights
Indicator Function
Power
Turns on when the power to the computer is on, blinks in Standby mode, and turns off when the computer is in
Hibernate mode or off.
Battery
Turns on when the computer is using battery power, blinks when the battery is running out of power,
double-blinks when the battery is charging.
Memory Stick
®
Turns on when data is read from or written to the Memory Stick media. (Do not enter Standby mode or turn off
the computer when this indicator is on.) When the indicator is off, the Memory Stick media is not being used.
Hard Disk
Turns on when data is read from or written to the hard disk. Do not enter Standby mode or turn off the
computer when this indicator is on.
Num Lock
Press this key to activate the numeric keypad. Press it a second time to deactivate the numeric keypad. The
numeric keypad is not active when the indicator is off.
Caps Lock
Press this key to type letters in uppercase. Letters appear in lowercase if you press Shift while the indicator is
on. Press the key a second time to turn off the indicator. Normal typing resumes when the Caps Lock indicator is off.
Scroll Lock
Press this key to change how you scroll the display. Normal scrolling resumes when the Scroll Lock indicator is
off. The Scroll Lock key functions differently depending on the program you are using and does not work with all programs.
Wireless
LAN
1
Turns on when the wireless LAN function is running.
1
On selected models only.
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