Lenovo 2373 - ThinkPad T40 - Pentium M 1.4 GHz, Hardware Maintenance Manual, Page: 57 / 260

Indicator Meaning
1
Ultrabay
Slim status
Green:
An Ultrabay Slim device is installed and in
use.
Blinking green:
An Ultrabay Slim device is in the process
of being detached.
Turn off:
An Ultrabay Slim device is ready to be
attached or detached.
Note: If you are using Windows 2000, the
Ultrabay Slim status indicator does not blink
while an Ultrabay Slim device is being
detached. Instead, a message box pops up
when the process is completed; then the
indicator turns off.
2
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.
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
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.
(continued)
Product overview
ThinkPad T40/T40p, T41/T41p, T42/T42p Series
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