HP Compaq tc4400 Hardware Manual page 5

Component
4
Battery light
5
Power light
6
Wireless light
7
Num lock light
Tablet PC Tour
Description
Amber: A battery pack is charging.
Green: A battery pack is close to full
charge capacity.
Blinking amber: A battery pack that is
the only available power source has
reached a low-battery condition. When
the battery reaches a critical
low-battery condition, the battery light
begins blinking rapidly.
Off: If the computer is plugged into an
external power source, the light is
turned off when all batteries in the
computer are fully charged. If the
computer is not plugged into an
external power source, the light
stays off.
Green: The computer is on.
Blinking green: The computer is in
standby.
Off: The computer is off or in
hibernation.
On: An integrated wireless device,
such as a wireless local area network
(WLAN) device and/or a Bluetooth®
device, is turned on.
On: Num lock is on or the embedded
numeric keypad is enabled.
Components
1–3