About the indicator lights – Sony VGN-FS550 User Manual
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About the 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 the Num Lock key to activate the numeric keypad. The Num Lock indicator is on only while the numeric
keypad is active. Pressing the Num Lock key a second time deactivates the numeric keypad.
Caps Lock
Press the Caps Lock key to activate the Caps Lock indicator. Letters appear in uppercase only while the
indicator is on. If you press Shift while the indicator is on, letters appear in lowercase. Pressing the Caps Lock key a second
time turns off the indicator.
Scroll Lock
Press the Scroll Lock key to activate the Scroll Lock indicator. The Scroll Lock feature changes how you scroll the
display. It may function differently depending on the program you are using and does not work with all programs. Normal
scrolling resumes when the Scroll Lock indicator is off.
Wireless
LAN
Turns on when the wireless LAN function is running.
O n s elec ted models only.
See
Internet and Network Connections
for more information about wireless technology.
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