Sony PCG-SRX99 VAIO User Guide (primary manual) User Manual page 6

Indicators
Indicator Function
Power
Light is green when the power to the computer is turned on, flashes amber in Standby mode, and turns off
when the computer is in Hibernate mode or powered off.
Battery
Indicates the status of the battery inserted in the computer.
Hard disk
Lights when data is read from or written to the hard disk drive. Do not enter Standby mode or turn off the
computer when this indicator light is on.
Wireless LAN Wireless LAN capability is functioning when the indicator is lit.
Memory Stick
®
When indicator is lit, data is read from or written to the Memory Stick media. (Do not enter Standby mode or
turn off the computer when this indicator light is on.) When indicator is off, the Memory Stick media is not being accessed.
Num Lock
The number keys area in the numeric keypad are active when indicator is lit. When indicator is off, the
alphanumeric character keys in the keypad area are active.
Caps Lock
When indicator is lit, the letters appear in uppercase as you type. The Shift key lowers the case of typed
letters when Caps Lock is on. When indicator is off, the letters appear in lower case as you type (unless you hold down the
Shift key).
Scroll Lock
When indicator is lit, the screen scrolls differently. (Exactly how it scrolls depends on the specific application.
This function does not work with all applications.) When indicator is off, information moves across the display normally.
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