HP EliteBook 2740p HP EliteBook 2740p Tablet PC - Maintenance and Service Guid - Page 15

Lights, Component, Description - plugged in not charging

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Lights Component (1) Power light (2) Battery light (3) Drive light (4) Caps lock light (5) TouchPad light (6) Volume mute light (7) Volume down light ENWW Description ● On: The computer is on. ● Blinking: The computer is in the Sleep state. ● Off: The computer is off or in Hibernation. ● Amber: A battery is charging. ● Turquoise: A battery is close to full charge capacity. ● Blinking amber: A battery that is the only available power source has reached a low battery level. When the battery reaches a critical battery level, the battery light begins blinking rapidly. ● Off: If the computer is plugged into an external power source, the light turns 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 until the battery reaches a low battery level. ● Blinking turquoise: The hard drive is being accessed. ● Amber: HP 3D DriveGuard has temporarily parked the internal hard drive. On: Caps lock is on. ● Off: TouchPad is enabled. ● Amber: TouchPad is disabled. ● Turquoise: Computer sound is on. ● Amber: Computer sound is off. Blinking: The volume down button is being used to decrease speaker volume. Top components 7

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Lights
Component
Description
(1)
Power light
●
On: The computer is on.
●
Blinking: The computer is in the Sleep state.
●
Off: The computer is off or in Hibernation.
(2)
Battery light
●
Amber: A battery is charging.
●
Turquoise: A battery is close to full charge capacity.
●
Blinking amber: A battery that is the only available power
source has reached a low battery level. When the battery
reaches a critical battery level, the battery light begins
blinking rapidly.
●
Off: If the computer is plugged into an external power
source, the light turns 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 until the battery
reaches a low battery level.
(3)
Drive light
●
Blinking turquoise: The hard drive is being accessed.
●
Amber: HP 3D DriveGuard has temporarily parked the
internal hard drive.
(4)
Caps lock light
On: Caps lock is on.
(5)
TouchPad light
●
Off: TouchPad is enabled.
●
Amber: TouchPad is disabled.
(6)
Volume mute light
●
Turquoise: Computer sound is on.
●
Amber: Computer sound is off.
(7)
Volume down light
Blinking: The volume down button is being used to decrease
speaker volume.
ENWW
Top components
7