What are the LED status inidcators (lights) on the LCD and keyboard? - ThinkPad X31, X32
The following table shows what the LED status indicators are for and what the different colors or blinking of the lights mean.
Index Number
LED Indicator
LED indicator color
LED indicator meaning
1
Bluetooth status
Green
The Bluetooth is operational. This indicator is on when the Bluetooth is on and not in suspend mode.
2
Wireless status
Green
Wireless is operational and radio on state. This indicator is on when the data is transmitted.
3
Battery status
Green
The battery is in use and has enough power. The ac adapter has charged the battery completely.
Blinking Green
The battery is being charged, but still has enough power to operate. (At regular intervals, the indicator light turns off briefly.)
Orange
The battery is being charged, but the battery power is still low.
Blinking Orange
The battery needs to be charged. When the indicator starts blinking orange, the computer beeps three times.
4
Standby status
Green
The computer is in standby mode.
Blinking Green
The computer is entering standby mode or hibernation mode, or is resuming normal operation.
5
Power on
Green
The computer is on and ready to use. This indicator stays lit whenever the computer is on and is not in standby mode.
6
Caps lock
Green
Caps Lock mode is enabled. To enable or disable Caps Lock mode, press the Caps Lock key.
7
Num lock
Green
The numeric keypad on the keyboard is enabled. To enable or disable the keypad, press and hold the Shift key, and press the NumLk (ScrLk) key.
8
Drive in use
Green
Data is being read from or written to the hard-disk drive, the diskette drive, or the drive in the Ultrabay device. When this indicator is on, do not put the computer into standby mode or turn off the computer.
Note: Do not move the system while the Green drive in use light is on. Sudden physical shock could cause drive errors.
9
Ethernet status
Green
The computer connects to a LAN and a session with the network is available.
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