HP (Hewlett-Packard) C2L51UA#ABA ユーザーズマニュアル

Power light

●

White: The computer is on.

●

Blinking white: The computer is in the Sleep state,
which is an energy-saving mode. The computer shuts
off power to the display and other unneeded
components.

●

Off: The computer is off.

For select models, the Intel® Rapid Start

Technology feature is enabled at the factory. Rapid
Start Technology allows your computer to resume
quickly from inactivity. For more information ,see the
User guide.

Hard drive light

●

Blinking white: The hard drive is being accessed.

Audio-out (headphone) jack/Audio-in
(microphone) jack

Connects optional powered stereo speakers, headphones,
earbuds, a headset, or a television audio cable. Also
connects an optional headset microphone.

To reduce the risk of personal injury, adjust

the volume before using headphones, earbuds, or a
headset. For additional safety information, refer to the
Regulatory, Safety, and Environmental Notices.

When a device is connected to the jack, the

computer speakers are disabled.

Be sure that the device cable has a 4-conductor

connector that supports both audio-out (headphone) and
audio-in (microphone).

Digital Media Slot 

Supports the following digital card formats:

●

Secure Digital (SD) Memory Card

●

Secure Digital High Capacity (SDHC) Memory Card

●

Secure Digital Extended Capacity (SDxC) Memory
Card

●

Ultra High Speed MultiMediaCard (UHS/MMC)

USB 2.0 charging port

Connects an optional USB device. The USB 2.0 charging
port can also charge select models of cell phones and MP3
players, even when the computer is off.

For details about different types of USB ports, see

the User guide.

10

Chapter 2   External component identification