HP ProBook 4525s HP ProBook 4525s Notebook PC - Maintenance and Service Guide - Page 66

WLAN module - connect to wifi

Page 66 highlights

WLAN module Description Spare part number Broadcom 4312 802.11b/g WLAN modules ● For use in Afghanistan, Albania, Algeria, Andorra, Angola, Antigua and Barbuda, Argentina, 504593-004 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 Atheros 9285G 802.11 b/g/n WiFi Adapter for use in all countries and regions 605560-005 Realtek RTL8AISE 802.11b/g/n WiFi Adapter for use in all countries and regions 593533-001 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. 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 Battery on page 45). 5. Remove the following components: a. Switch cover and keyboard (see Switch cover and keyboard on page 46) b. Thermal shield (see Thermal shield on page 56) 58 Chapter 4 Removal and replacement procedures

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WLAN module
Description
Spare part number
Broadcom 4312 802.11b/g WLAN modules
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, 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
504593-004
Atheros 9285G 802.11 b/g/n WiFi Adapter
for use in all countries and regions
605560-005
Realtek RTL8AISE 802.11b/g/n WiFi Adapter
for use in all countries and regions
593533-001
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.
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
Battery
on page
45
).
5.
Remove the following components:
a.
Switch cover and keyboard (see
Switch cover and keyboard
on page
46
)
b.
Thermal shield (see
Thermal shield
on page
56
)
58
Chapter 4
Removal and replacement procedures