HP 520 HP 520 Notebook PC - Maintenance and Service Guide - Page 14

Top components, Buttons and lights

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Item Component (3) Audio-out (headphone) jack (4) Audio-in (microphone) jack Top components Buttons and lights Function Produces sound when connected to optional stereo speakers, headphones, ear buds, a headset, or television audio. Connects an optional computer headset microphone, stereo array microphone, or monaural microphone. Item Component (1) Caps lock light (2) Internal display switch (3) Wireless button (select models only) (4) Wireless light (select models only) (5) Power button* Function On: Caps lock is on. Turns off the display if the display is closed while the power is on. 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. ● 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. ● 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

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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