HP Pavilion Dv7 3100 Entertainment Notebook Pc Series Manual

							2–2Maintenance and Service Guide
External component identification
Lights
Item Component Description
1Caps lock light On: Caps lock is on. 
2Power lights (2)* ■On: The computer is on. 
■Blinking: The computer is in the Sleep state. 
■Off: The computer is off or in Hibernation. 
3Volume mute light■White: Computer sound is on.
■Amber: Computer sound is off.
4 Volume down light  On: The volume scroll zone is being used to decrease speaker 
volume.
5 Volume up light  On: The volume scroll zone is being used to increase speaker 
volume.
6Wireless light■On: An integrated wireless device, such as a wireless local area 
network (WLAN) device and/or a Bluetooth® device, is on. 
■Off: All wireless devices are off.
7Num lock light The integrated numeric keypad is enabled, or num lock is enabled on 
a connected optional numeric keypad. 
						

							External component identification
Maintenance and Service Guide2–3
Buttons and fingerprint reader (select models only)
8Battery light■On: A battery is charging.
■Blinking: A battery that is the only available power source has 
reached a low battery level. When the battery reaches a critical 
battery level, the battery light begins blinking rapidly.
■Off: If the computer is plugged into an external power source, the 
light is turned off when all batteries in the computer are fully 
charged. If the computer is not plugged into an external power 
source, the light stays off until the battery reaches a low battery 
level.
9Drive light■Blinking: The hard drive or optical drive is being accessed.
■Amber: HP ProtectSmart Hard Drive Protection has temporarily 
parked the hard drive.
*The 2 power lights display the same information. The light on the power button is visible only when the computer is open. The 
power light on the front of the computer is visible whether the computer is open or closed. Item Component Description
Item Component Description 
1Powe r  bu t to n *■When the computer is off, press the button to turn on the computer. 
■When the computer is on, press the button briefly to initiate Sleep. 
■When the computer is in the Sleep state, press the button briefly to exit 
Sleep.
■When the computer is in Hibernation, press the button briefly to exit 
Hibernation.
If the computer has stopped responding and Windows® shutdown 
procedures are ineffective, press and hold the power button for at least 5 
seconds to turn off the computer.
To learn more about power settings, Select Start > Control Panel > System 
and Security > Power Options.
2 Speakers (2) Produce sound. 
						

							2–4Maintenance and Service Guide
External component identification
3 Volume mute button Mutes and restores speaker sound. 
4 Volume scroll zone Adjusts speaker volume. Slide your finger to the left to decrease volume and 
to the right to increase volume. You can also tap the minus (-) sign on the 
scroll zone to decrease volume, or tap the plus (+) sign on the scroll zone to 
increase volume.
5 Previous/rewind button■Plays the previous track or chapter when the button is pressed once.
■Rewinds media when the button is pressed in combination with the 
fn key.
6Play/pause button Plays or pauses media.
7Next/fast forward button■Plays the next track or chapter when the button is pressed once.
■Fast forwards media when pressed in combination with the 
fn key.
8Stop button Stops playback.
9 Wireless button  Turns the wireless feature on or off, but does not establish a wireless 
connection. 
✎To establish a wireless connection, a wireless network must already be 
set up.
-Fingerprint reader (select models 
only)Allows a fingerprint logon to Windows, instead of a password logon.
*This table describes factory settings. For information about changing factory settings, refer to the user guides located in Help 
and Support. Item Component Description  
						

							External component identification
Maintenance and Service Guide2–5
Keys
Item Component  Function 
1 esc key  Displays system information when pressed in combination with the fn key. 
2 fn key  Executes frequently used system functions when pressed in combination with 
a function key or the esc key. 
3 Windows logo key  Displays the Windows Start menu. 
4 Windows applications key  Displays a shortcut menu for items beneath the pointer. 
5 Integrated numeric keypad keys  Can be used like the keys on an external numeric keypad. 
6 Function keys  Execute frequently used system functions when pressed in combination with 
the fn key.  
						

							2–6Maintenance and Service Guide
External component identification
Front components
Item Component Description
1 Power light■On: The computer is on.
■Blinking: The computer is in the Sleep state.
■Off: The computer is off or in Hibernation.
2 Battery light■On: A battery is charging.
■Blinking: A battery that is the only available power source has reached a 
low battery level. When the battery reaches a critical battery level, the 
battery light begins blinking rapidly.
■Off: If the computer is plugged into an external power source, the light is 
turned off when all batteries in the computer are fully charged. If the 
computer is not plugged into an external power source, the light stays off 
until the battery reaches a low battery level.
3 Drive light ■Blinking: The hard drive or optical drive is being accessed.
■Amber: HP ProtectSmart Hard Drive Protection has temporarily parked the 
hard drive.
4Consumer infrared lens Receives a signal from the remote control.
5Audio-in (microphone) jack Connects an optional computer headset microphone, stereo array 
microphone, or monaural microphone. 
6Audio-out (headphone) jacks (2) Produce sound when connected to optional powered stereo speakers, 
headphones, ear buds, a headset, or television audio. 
✎This table describes factory settings. For information about changing factory settings, refer to the user guides located in 
Help and Support. 
						

							External component identification
Maintenance and Service Guide2–7
Rear component
Right-side components
 Component  Function 
Vent Enables airflow to cool internal components.
✎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.
Item Component  Function 
1Optical drive  Reads optical discs and, on select models, also writes to optical discs.
2Optical drive light Blinking: The optical drive is being accessed.
3USB ports (2)  Connect optional USB devices. 
4TV antenna/cable jack (select models 
only)Connects a TV antenna, a digital cable device, or a satellite device that 
receives standard or high-definition TV broadcasts.
5 RJ-11 (modem) jack (select models 
only) Connects a modem cable.
6Security cable slot  Attaches an optional security cable to the computer. 
✎The security cable is designed to act as a deterrent, but it may not 
prevent the computer from being mishandled or stolen. 
7 AC adapter light■On: The computer is connected to external power.
■Off: The computer is not connected to external power.
8Power connector  Connects an AC adapter.  
						

							2–8Maintenance and Service Guide
External component identification
Left-side components
Item Component  Function 
1External monitor port  Connects an external VGA monitor or projector. 
2Expansion port 3 Connects the computer to an optional docking device or an optional 
expansion product.
✎The computer has only one expansion port. The term expansion port 3 
describes the type of expansion port.
3 RJ-45 (network) jack  Connects a network cable. 
4HDMI port Connects an optional video or audio device, such as a high-definition 
television or any compatible digital or audio component. 
5eSATA/USB port (select models only) Connects an optional high-performance eSATA component, such as an 
eSATA external hard drive, or connects an optional USB device.
✎Depending on your computer model, the computer may include a USB 
port only.
6 USB port Connects an optional USB device. 
71394 port (select models only) Connects an optional IEEE 1394 or 1394a device, such as a camcorder.
8Digital Media Slot light On: A digital card is being accessed.
9Digital Media Slot Supports the following optional digital card formats: 
■Memory Stick (MS)
■Memory Stick Pro (MSP)
■MultiMedia Card (MMC)
■Secure Digital (SD) Memory Card
■Secure Digital High Capacity (SDHC) Memory Card
■xD-Picture Card (XD)
■xD-Picture Card (XD) Type H
■xD-Picture Card (XD) Type M
-ExpressCard slot Supports optional ExpressCard/54 cards.  
						

							External component identification
Maintenance and Service Guide2–9
Bottom components
Item Component  Function 
1Battery bay  Holds the battery. 
2Battery release latch  Releases the battery from the battery bay. 
3Vents (9) Enables airflow to cool internal components. 
✎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. 
4Secondary hard drive bay Holds an optional secondary hard drive.
5Integrated subwoofer Contains the subwoofer speaker.
6Primary hard drive bay  Holds the primary hard drive, the memory module slots, and the WLAN 
module (select models only).
ÄTo prevent an unresponsive system, replace the wireless module only 
with a wireless module authorized for use in the computer by the 
governmental agency that regulates wireless devices in your country or 
region. If you replace the module and then receive a warning message, 
remove the module to restore computer functionality, and then contact 
technical support through Help and Support. 
						

							2–10Maintenance and Service Guide
External component identification
Display components
Item Component Description 
1Internal display switch Turns off the display and initiates Sleep if the display is closed while the power 
is on.
2Internal microphones (2) Record sound.
3Webcam light  On: The webcam is in use.
4Webcam  Records audio and video and captures still photographs.  
						

							External component identification
Maintenance and Service Guide2–11
Wireless antennas (select models only)
On select computer models, at least 2 antennas send and receive signals from one or more wireless devices. These 
antennas are not visible from the outside of the computer.
✎For optimal transmission, keep the areas immediately around the antennas free from obstructions.
To see wireless regulatory notices, refer to the section of the Regulatory, Safety and Environmental Notices that 
applies to your country or region. These notices are located in Help and Support.