HP Compaq Presario CQ42-210AU Notebook PC - Manual (Page 18)

Left-side components
Component Description
(1) External monitor port Connects an external VGA monitor or projector.
(2) Vent Enables airflow to cool internal components.
NOTE: The computer fan starts up automatically to cool
internal components and prevent overheating. It is normal for
the internal fan to cycle on and off during routine operation.
(3) HDMI port (select models only) Connects an optional video or audio device, such as a high-
definition television, or any compatible digital or audio
component.
(4) RJ-45 (network) jack Connects a network cable.
(5) USB ports (2) Connect optional USB devices.
(6) Audio-in (microphone) jack Connects an optional computer headset microphone, stereo
array microphone, or monaural microphone.
(7) Audio-out (headphone) jack Produces sound when connected to optional powered stereo
speakers, headphones, earbuds, a headset, or television
audio.
(8) Digital Media Slot (select models only) Supports the following optional digital card formats:
● Memory Stick (MS)
● Memory Stick Pro (MSP)
● MultiMediaCard (MMC)
● Secure Digital (SD) Memory Card
● xD-Picture Card (XD)
(9) Drive light On: The hard drive is in use.
8 Chapter 1 Features