HP EliteBook 8540W, Руководство по техническому обслуживанию и ремонту

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Front components
Component Description
(1) Wireless light
●
An integrated wireless device, such as a WLAN device, the
HP Mobile Broadband Module (select models only), 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.
●
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 hard
drive.
(5) Speakers (2) Produce sound.
(6) Media Card Reader Supports the following optional digital card formats:
●
Memory Stick
●
Memory Stick Duo (adapter required)
●
Memory Stick Pro (adapter required)
●
MultiMediaCard
●
Secure Digital (SD) Memory Card
●
xD-Picture Card
●
xD-Picture Card Type H
●
xD-Picture Card Type M
16 Chapter 2 External component identification