IBM ThinkPad 755CX, Manual

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System-Status Indicators
System-Status Indicators
The system-status indicators show the current status of your
computer by their on or off states or by their colors (green, yellow,
and orange). Each indicator is identified by a symbol.
The following figure and table show the location of each symbol and
the meaning of each indicator:
Symbol Color Meaning
1
Speaker Blinking green When enabled by the ThinkPad Features program, this indicator
blinks when the speaker sounds. It turns off when any key is
pressed. (To enable this indicator, see “Using the ThinkPad
Features Program” on page 35.)
2
Battery power status Green Shows the condition of the battery pack.
Green or yellow Enough power remains for operation.
Orange Some power remains for operation.
Blinking orange The battery pack needs charging.
Yellow
Orange
Blinking orange
3
Battery charging Green Indicates that the battery pack is being charged.
Blinking green Indicates that the battery pack is being discharged before being
charged.
4
PC card active Orange Turns on when power is supplied to the PCMCIA slot. Refer to the
PC Card manual to see if the PC Card can be removed without
turning the computer off.
5
Diskette drive in use Orange Turns on when data is read from or written to a diskette. Do not
enter suspend mode or eject the diskette when this indicator is on.
6
Hard disk in use Orange Turns on when data is read from or written to the hard disk. Do not
enter suspend mode or turn off the computer when this indicator is
on.
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IBM ThinkPad 755CX User's Guide