HP Pavilion Dv4 2100 Entertainment Notebook Pc Series Manual

2–10Maintenance and Service Guide
External component identification
Bottom components
ItemComponentDescription
1Battery bayHolds the battery.
2Battery Release latchReleases the battery from the battery bay.
3Mini Card compartmentContains the RTC battery.
4Memory Module compartmentContains the two memory module slots.
5SmartBay Release latchReleases the SmartBay module.
6Vents (3)Enables airflow to cool internal components.
✎The computer fan starts automatically to cool internal components and 
prevent...

External component identification
Maintenance and Service Guide2–11
Wireless antennas
✎To review wireless regulatory notices, see the country-specific section of Regulatory, Safety and Environmental 
Notices chapter in Help and Support.
ComponentDescription
WLAN antennas (2)*Send and receive wireless signals to communicate with wireless networks.
*The antennas are not visible from the outside of the computer. For optimal transmission, keep the areas immediately around 
the antennas free from obstructions. 

2–12Maintenance and Service Guide
External component identification
Additional hardware components
ItemComponentDescription
1Power cord*Connects an AC adapter to an AC outlet.
2AC adapterConverts AC power to DC power.
3Battery*Powers the computer when the computer is not connected to external power.
*Batteries and power cords vary in appearance by country or region. 

Maintenance and Service Guide3–1
3
Illustrated parts catalog
Service tag
When ordering parts or requesting information, provide the computer serial number and model description 
provided on the service tag.
ItemComponentDescription
1Product nameThe name affixed to the front of the computer.
2Serial number (s/n)An alphanumeric identifier that is unique to each product.
3Part number/Product number (p/n)This number provides specific information about the product’s hardware 
components. The part number helps...

3–2Maintenance and Service Guide
Illustrated parts catalog
Computer major components 

Illustrated parts catalog
Maintenance and Service Guide3–3
ItemDescriptionSpare part number
1Display assembly (see “Display assembly subcomponents” on page 3-9)
14.1-in WXGA BrightView display assembly for use with black computer models594110-001
14.1-in WXGA BrightView display assembly with wireless mobile broadband for use with 
black computer models594110-002
14.1-in WXGA BrightView display assembly for use with white computer models594111-001
14.1-in WXGA BrightView display assembly with wireless...

3–4Maintenance and Service Guide
Illustrated parts catalog
Black computer models539729-001
White computer models539728-001
Plaid computer models594532-001
4Top cover (includes TouchPad board and cable)
Black computer models equipped with a Fingerprint Reader 591953-001
Black computer models not equipped with a Fingerprint Reader591952-001
White computer models equipped with a Fingerprint Reader591951-001
White computer models not equipped with a Fingerprint Reader591950-001
Plaid computer models equipped...

Illustrated parts catalog
Maintenance and Service Guide3–5
Broadcom BCM4312 802.11b/g for use in Afghanistan, Albania, Algeria, Andorra, Angola, 
Antigua and Barbuda, Argentina, Armenia, Aruba, Australia, Austria, Azerbaijan, the 
Bahamas, Bahrain, Bangladesh, Barbados, Belarus, Belgium, Belize, Benin, Bermuda, 
Bhutan, Bolivia, Bosnia and Herzegovina, Botswana, Brazil, the British Virgin Islands, 
Brunei, Bulgaria, Burkina Faso, Burundi, Cambodia, Cameroon, Cape Verde, the Central 
African Republic,...

3–6Maintenance and Service Guide
Illustrated parts catalog
WLAN module, Continued
Atheros AR9285 802.11b/g/n for use in Afghanistan, Albania, Algeria, Andorra, Angola, 
Antigua and Barbuda, Argentina, Armenia, Aruba, Australia, Austria, Azerbaijan, the 
Bahamas, Bahrain, Barbados, Belgium, Belize, Benin, Bermuda, Bhutan, Bosnia and 
Herzegovina, Botswana, Brazil, the British Virgin Islands, Brunei, Bulgaria, Burkina Faso, 
Burundi, Cambodia, Cameroon, Cape Verde, the Central African Republic, Chad,...

Illustrated parts catalog
Maintenance and Service Guide3–7
WLAN module, Continued
Atheros AR5009 802.11a/b/g/n for use in Canada, the Cayman Islands, Guam, Puerto Rico, 
the United States, and the U.S. Virgin Islands518437-001
Atheros AR5009 802.11a/b/g/n for use in Afghanistan, Albania, Algeria, Andorra, Angola, 
Antigua and Barbuda, Argentina, Armenia, Aruba, Australia, Austria, Azerbaijan, the 
Bahamas, Bahrain, Barbados, Belgium, Belize, Benin, Bermuda, Bhutan, Bosnia and 
Herzegovina, Botswana,...