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2–10 Maintenance and Service Guide
External component identification
Front components
Item 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 (Windows 7 and
Windows Vista) or Standby (Windows XP).
■ 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 an external optical drive is being
accessed.
■ Amber: HP 3D DriveGuard has temporarily parked the 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 (select models only)
can capture an image.
(6) SD Card Reader Supports the optional Secure Digital (SD) Memory Card and MultiMediaCard
(MMC) digital card formats.
(7) Display release button Opens the computer.
(8) Speakers (2) Produce sound.
(9) Bluetooth compartment Contains a Bluetooth module.