HP 520 - Notebook PC, Maintenance And Service Manual

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Item Component Function
(3) Audio-out (headphone) jack Produces sound when connected to optional stereo speakers,
headphones, ear buds, a headset, or television audio.
(4) Audio-in (microphone) jack Connects an optional computer headset microphone, stereo array
microphone, or monaural microphone.
Top components
Buttons and lights
Item Component Function
(1) Caps lock light On: Caps lock is on.
(2)
Internal display switch Turns off the display if the display is closed while the power is on.
(3) Wireless button (select models only) Turns the wireless feature on or off, but does not create a wireless
connection.
NOTE: A wireless network must be set up in order to establish a
wireless connection.
(4) Wireless light (select models only) ● On: An integrated wireless device, such as a wireless local
area network (WLAN) device, the HP Broadband Wireless
Module, and.or a Bluetooth® device, is on.
●
Off: All wireless devices are turned off.
(5) Power button*
●
When the computer is off, press the button to turn on the
computer.
●
When the computer is on, press the button to initiate the Sleep
state.
6 Chapter
2
External component identification