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Status indicators - ThinkPad 1400, 1500

system status indicators

The system LED status indicators show the current somputer status in different colors as listed in the table below:

Index numberLED indicatorLED indicator colorLED indicator meaning
1Battery statusGreenEnough battery power remains for operation.
Blinking orangeThe battery pack needs to be charged
OrangeThe battery pack is being charged.
2Standby modeGreenThe computer is in standby mode
Blinking greenThe computer is entering or resuming from
hibernation mode.
3Drive in useOrangeData is being read from or written to the hard disk, floppy drive, or data is being read from the
CD-ROM drive. Do not enter standby mode or power off the computer when this indicator is on.
4Numeric lockGreenThe numeric keypad on the keyboard is enabled. You enable or disable the keypad by pressing and holding the Shift key, and pressing the NumLk key. For details, see Numeric Keypad on page 14 of the User's Reference.
5Caps lockGreenCaps Lock mode is enabled. All alphabetic characters (A - Z) are entered in capital letters without the Shift key being pressed. You enable or disable the Caps Lock mode by pressing the Caps Lock key.
6Scroll lockGreenScroll Lock mode is enabled. The Arrow keys can be used as screen-scroll function keys. The cursor cannot be moved with the Arrow keys. Not all application programs support this function. You enable or disable Scroll Lock mode by pressing the ScrLk key.
7Power onGreenThe computer is operational. This indicator is on when the computer is on.


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Document ID : PD009342
Legacy Document ID : LWIK-42EGBM
Last Updated :
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