HP 511885-B31 User Manual

Page of 176
Description
Spare part number
Broadcom BCM4312 802.11b/g WLAN module for use only with computer models in
Antigua and Barbuda, Barbados, Belize, Canada, the Cayman Islands, Guam, Puerto Rico,
Trinidad and Tobago, the U.S. Virgin Islands, and the United States (Bluetooth supported)
504664-001
Broadcom BCM4312 802.11b/g WLAN module for use only with computer models 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, Cameroon, Cape Verde,
the Central African Republic, Chad, Chile, the People's Republic of China, Colombia, Comoros,
the Congo, Costa Rica, Croatia, Cyprus, the Czech Republic, Denmark, Djibouti, Dominica,
the Dominican Republic, East Timor, Ecuador, Egypt, El Salvador, Equitorial Guinea, Eritrea,
Estonia, Ethiopia, Fiji, Finland, France, French Guiana, Gabon, Gambia, Georgia, Germany,
Ghana, Gibraltar, Greece, Grenada, Guadeloupe, Guatemala, Guinea, Guinea-Bissau, Guyana,
Haiti, Honduras, Hong Kong, Hungary, Iceland, India, Ireland, Israel, Italy, the Ivory Coast,
Jamaica, Jordan, Kazakhstan, Kenya, Kiribati, Kyrgyzstan, Laos, Latvia, Lebanon, Lesotho,
Liberia, Liechtenstein, Lithuania, Luxembourg, Macedonia, Madagascar, Malawi, Malaysia,
the Maldives, Mali, Malta, the Marshall Islands, Martinique, Mauritania, Mauritius, Mexico,
Micronesia, Monaco, Mongolia, Montenegro, Morocco, Mozambique, Namibia, Nauru, Nepal,
the Nether Antilles, the Netherlands, New Zealand, Nicaragua, Niger, Nigeria, Norway, Oman,
Pakistan, Palau, Panama, Papua New Guinea, Paraguay, Peru, the Philippines, Poland, Portugal,
the Republic of Moldova, Romania, Russia, Rwanda, Samoa, San Marino, Sao Tome and Principe,
Saudi Arabia, Senegal, Serbia, the Seychelles, Sierra Leone, Singapore, Slovakia, Slovenia,
the Solomon Islands, Somalia, South Africa, South Korea, Spain, Sri Lanka, St. Kitts and Nevis,
St. Lucia, St. Vincent and the Grenadines, Suriname, Swaziland, Sweden, Switzerland, Taiwan,
Tajikistan, Tanzania, Togo, Tonga, Trinidad and Tobago, Tunisia, Turkey, Turkmenistan, Tuvalu,
Uganda, Ukraine, the United Arab Emirates, the United Kingdom, Uruguay, Uzbekistan, Vanuatu,
Venezuela, Vietnam, Yemen, Zaire, Zambia, and Zimbabwe (Bluetooth supported)
504664-002
Before removing the WLAN module, follow these steps:
1.
Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn the
computer on, and then shut it down through the operating system.
2.
Disconnect all external devices connected to the computer.
3.
Disconnect the power from the computer by first unplugging the power cord from the AC outlet and
then unplugging the AC adapter from the computer.
4.
Remove the battery (see 
5.
Remove the hard drive (see 
Remove the WLAN module:
CAUTION:
To 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.
1.
Disconnect the WLAN antenna cables (1) from the WLAN module.
NOTE:
The black WLAN antenna cable is connected to the WLAN module “Main” terminal. The
white WLAN antenna cable is connected to the WLAN module “Aux” terminal.
2.
Remove the Phillips PM2.0×3.0 screw (2) that secures the WLAN module to the computer. (The
edge of the module opposite the slot rises away from the computer.)
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Chapter 4   Removal and replacement procedures