HP EliteBook 8740w Mobile Workstation - Manual (Page 19)

Component Description
(1) Wireless light ● Blue: An integrated wireless device, such as a wireless local
area network (WLAN) device, the HP Mobile Broadband
Module, and/or a Bluetooth device, is on.
● Amber: All wireless devices are off.
(2) Power light ● On: The computer is on.
● Blinking: The computer is in the Sleep state.
● Blinking rapidly: An AC adapter with a higher power rating
should be connected.
● Off: The computer is off or in Hibernation.
(3) 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.
(4) Drive light ● Blinking turquoise: The hard drive or optical drive is being
accessed.
● Amber: HP 3D DriveGuard has temporarily parked the internal
hard drive, and if present, the hard drive in the upgrade bay.
(5) Business card slot Holds a business card in position so that the webcam can capture
an image.
(6) Speakers (2) Produce sound.
(7) Audio-out (headphone) jack Produces sound when connected to optional powered stereo
speakers, headphones, ear buds, a headset, or television audio.
NOTE: When a device is connected to the headphone jack, the
computer speakers are disabled.
(8) Audio-in (microphone) jack Connects an optional computer headset microphone, stereo array
microphone, or monaural microphone.
(9) Media Card Reader Supports the following optional digital card formats:
● Memory Stick
● Memory Stick Duo
● Memory Stick Pro
● MultiMediaCard
● Secure Digital (SD) Memory Card
● xD-Picture Card
● xD-Picture Card Type H
● xD-Picture Card Type M
(10) Display release button Opens the computer.
Identifying hardware 7