HP ProBook 4446s Notebook-PC - Manual (Page 21)

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Component Description
(1) Hard drive light ● Blinking white: The hard drive or optical drive is being
accessed.
● Amber: HP 3D DriveGuard has temporarily parked
the hard drive.
(2) Media Card Reader Supports the following digital card formats:
● Memory Stick PRO
● Memory Stick PRO Duo (needs an adapter)
● MultiMediaCard (MMC)
● MultiMediaCardPlus (MMC+)
● Secure Digital (SD) Card
● Secure Digital High Capacity (SDHC) Card
● Secure Digital Extra Capacity (SDXC) Card
(3) Audio-out (headphone) jack Connects optional powered stereo speakers, headphones,
earbuds, a headset, or a television audio cable.
WARNING! To reduce the risk of personal injury, adjust
the volume before putting on headphones, earbuds, or a
headset. For additional safety information, refer to the
Regulatory, Safety, and Environmental Notices.
NOTE: When a device is connected to the jack, the
computer speakers are disabled.
(4) Audio-in (microphone) jack Connects an optional computer headset microphone,
stereo array microphone, or monaural microphone.
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