HP 6730b Service Manual

							Bluetooth module
NOTE:The Bluetooth module spare part kit does not include a Bluetooth module cable. The Bluetooth
module cable is included in the Cable Kit, spare part number 487138-001. See 
Cable Kit on page 29
for more Cable Kit spare part number information.
DescriptionSpare part number
Bluetooth module490809-001 
Before removing the Bluetooth 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 47).
Remove the Bluetooth module:
1.Position the computer with the front toward you.
2.Loosen the Phillips PM2.0×5.0 captive screw (1) that secures the Bluetooth module compartment
cover to the base enclosure.
3.Lift the rear edge of the Bluetooth module compartment cover (2), swing it forward, and remove
the cover. The Bluetooth module compartment cover is available in the Plastics Kit, spare part
number 486292-001.
4.Release the Bluetooth module (1) from the Bluetooth module compartment as far as the Bluetooth
module cable allows.
Component replacement procedures 51 
						

							5.Disconnect the Bluetooth module cable (2) from the Bluetooth module.
6.Remove the Bluetooth module.
Reverse this procedure to install the Bluetooth module.
52 Chapter 4   Removal and replacement procedures 
						

							Hard drive
NOTE:All hard drive spare part kits include a hard drive bracket.
DescriptionSpare part number
250-GB, 5400-rpm486261-001
160-GB, 5400-rpm486260-001
120-GB, 7200-rpm486259-001
120-GB, 5400-rpm486782-001
Before removing the hard drive, 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 47).
Remove the hard drive:
1.Position the computer with the front toward you.
2.Loosen the two Phillips PM2.0×5.0 captive screws (1) that secure the hard drive bay cover to the
computer.
3.Lift the left side of the hard drive bay cover (2), swing it to the right, and remove the cover. The
hard drive bay cover is included in the Plastics Kit, spare part number 486292-001.
4.Loosen the Phillips PM2.5×10.0 captive screw (1) that secures the hard drive to the computer.
Component replacement procedures 53 
						

							5.Grasp the Mylar tab (2) on the hard drive and slide the hard drive (3) to the right to disconnect it
from the system board.
6.Remove the hard drive (4) from the hard drive bay.
7.If it is necessary to replace the hard drive bracket, remove the two Phillips PM3.0×4.0 hard drive
bracket screws (1) from each side of the hard drive.
8.Lift the bracket (2) straight up to remove it from the hard drive.
Reverse this procedure to reassemble and install the hard drive.
54 Chapter 4   Removal and replacement procedures 
						

							RTC battery
NOTE:Removing the RTC battery and leaving it uninstalled for 5 or more minutes causes all
passwords and CMOS settings to be cleared.
DescriptionSpare part number
RTC battery449137-001
Before removing the RTC battery, 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 47).
5.Remove the hard drive (see 
Hard drive on page 53).
Remove the RTC battery:
Remove the RTC battery from the socket on the system board.
Reverse this procedure to install the RTC battery. When installing the RTC battery, make sure the “+”
sign faces up.
Component replacement procedures 55 
						

							Optical drive
NOTE:All optical drive spare part kits include an optical drive bezel.
DescriptionSpare part number
DVD±RW and CD-RW SuperMulti Double-Layer Combo Drive486262-001
DVD/CD-RW Combo Drive486263-001
DVD-ROM Drive486264-001
Before removing the optical drive, 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 47).
Remove the optical drive:
1.Position the computer with the right side toward you.
2.Loosen the Phillips PM2.5×9.0 captive screw (1) that secures the optical drive to the computer.
3.Insert a flat-bladed screwdriver or similar tool into the optical drive tab access (2) and press the
tab to the left to release the optical drive from the computer.
4.Remove the optical drive (3) from the computer.
5.If it is necessary to replace the optical drive bracket, position the optical drive with the rear toward
you.
6.Remove the two Phillips PM2.0×3.0 screws (1) that secure the optical drive bracket to the optical
drive.
56 Chapter 4   Removal and replacement procedures 
						

							7.Remove the optical drive bracket (2).
Reverse this procedure to reassemble and install an optical drive.
Expansion memory module
DescriptionSpare part number
2048-MB memory module (PC2-6400, 667-MHz, DDR2)483194-001
1024-MB memory module (PC2-6400, 667-MHz, DDR2) 483193-001
Before removing the expansion memory 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 47).
Remove the expansion memory module:
1.Loosen the Phillips PM2.0×5.0 captive screw (1) that secures the memory/WLAN module
compartment cover to the computer.
Component replacement procedures 57 
						

							2.Lift the front edge of the memory/WLAN module compartment cover (2), swing it back, and remove
the cover. The memory/WLAN module compartment cover is included in the Plastics Kit, spare
part number 486292-001.
3.Spread the retaining tabs (1) on each side of the memory module slot to release the expansion
memory module. (The edge of the module opposite the slot rises away from the computer.)
4.Remove the expansion memory module (2) by pulling the module away from the slot at an angle.
NOTE:Memory modules are designed with a notch (3) to prevent incorrect insertion into the
memory module slot.
Reverse this procedure to install the expansion memory module.
58 Chapter 4   Removal and replacement procedures 
						

							WLAN module
DescriptionSpare part number
Broadcom WLAN modules for use only with HP Compaq 6735b computer models:
●Broadcom 4322 802.11a/b/g/n WLAN module for use 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
487330-001
●Broadcom 4322 802.11a/b/g/n WLAN module 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 Peoples 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 Zimbabwe487330-002
●Broadcom BCM4312 802.11b/g WLAN module for use in Antigua and Barbuda, Barbados,
Belize, Canada, the Cayman Islands, Guam, Puerto Rico, Trinidad and Tobago,
the U.S. Virgin Islands, and the United States490811-001
Component replacement procedures 59 
						

							DescriptionSpare part number
●Broadcom BCM4312 802.11b/g WLAN module 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 Peoples 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 Zimbabwe490811-002
Intel WLAN modules for use only with HP Compaq 6730b computer models:
●Intel Wi-Fi Link 5100 802.11a/b/g/n WLAN module for use only with HP Compaq 6730b
computer models in all countries and regions
480985-001
●Intel Wi-Fi Link 5100 802.11a/b/g WLAN module for use only with HP Compaq 6730b
computer models in all countries and regions482957-001
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 47).
5.Remove the memory/WLAN module compartment cover (see 
Expansion memory module
on page 57).
Remove the WLAN module:
1.Disconnect the WLAN antenna cables (1) from the terminals on 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 two Phillips PM2.5×4.0 screws (2) that secure the WLAN module to the computer.
(The edge of the module opposite the slot rises away from the computer.)
60 Chapter 4   Removal and replacement procedures