Sony VGN-AR170GU1 - Manual (Page 19)

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Getting Started
About the Indicator Lights
Your computer is equipped with the following indicator lights.
Indicator Functions
Power 1 Illuminates when the power of the computer is on, blinks in Standby mode, and turns off when the computer is
in Hibernate mode or off.
Battery e Illuminates when the computer is using battery power, blinks when the battery is running out of power, and
double-blinks when the battery is charging.
Memory Stick PRO/Duo Illuminates 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.
Muting % Illuminates when the volume is turned off.
Built-in MOTION EYE camera Illuminates while the built-in MOTION EYE camera is in use.
SD memory card Illuminates when data is read from or written to the media in the SD memory card slot. (Do not enter Standby
mode or turn off the computer when this indicator is on.) When the indicator is off, the memory card is not being
used.
Optical disc drive Illuminates when data is read from or written to the optical disc. When the indicator is off, the optical disc is not
being used.
Hard disk
Illuminates 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 Lk 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 the Caps Lock key to type letters in uppercase. Letters appear in lowercase if you press the Shift key
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.