HP Pavilion Dv3 1253nr Entertainment Notebook Pc Manual

							WLAN module
DescriptionSpare part number
Broadcom 802.11b/g WLAN module459263-001
Broadcom 4322AGN 802.11a/b/g/n WLAN module 487330-001
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 32).
Remove the WLAN module:
NOTE: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.Loosen the Phillips PM2.5×6.0 screws (1) that secure the wireless module compartment cover to
the computer.
2.Lift the rear edge of the cover (2), swing it up, and remove the cover (3). The wireless module
compartment cover is included in the Plastics Kit, spare part number 506953-001.
3.Disconnect the two 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.
NOTE:Computer models equipped with an 802.11ab/g/n WLAN module will have an additional
wireless antenna cable, yellow in color.
Component replacement procedures 33 
						

							4.Remove the two Phillips PM2.0×4.0 screws (2) that secure the WLAN module to the computer.
5.Remove the WLAN module (3) by pulling it away from the slot at an angle.
NOTE:WLAN modules are designed with a notch (4) to prevent incorrect insertion into the WLAN
module slot.
Reverse this procedure to install a WLAN module.
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							Optical drive
NOTE:The optical drive spare part kit includes an optical drive bezel.
DescriptionSpare part number
DVD±RW and CD-RW SuperMulti Double-Layer Combo Drive (tray-load)506234-001
DVD±RW and CD-RW SuperMulti Double-Layer Combo Drive (slot-load) 506235-001
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 32).
Remove the optical drive:
1.Slide the optical drive release latch (1) to release the optical drive from the computer.
2.Remove the optical drive (2) by sliding it out of the optical drive bay.
To install the optical drive, insert the rear edge of the optical drive into the optical drive bay and slide it
in until the optical drive is seated. The optical drive release latch automatically locks the optical drive in
place.
Component replacement procedures 35 
						

							Memory module
DescriptionSpare part number
4096-MB (PC2-6400, 800-MHz, DDR2)506934-001
2048-MB (PC2-6400, 800-MHz, DDR2)506933-001
1024-MB (PC2-6400, 800-MHz, DDR2) 506932-001
Before removing the 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 32).
Remove the memory module:
1.Loosen the two Phillips PM2.5×6.0 captive screws (1) that secure the memory module
compartment cover to the computer.
2.Lift the rear edge (2) of the cover, swing it up and forward, and remove the cover (3). The memory
module compartment cover is included in the Plastics Kit, spare part number 506953-001.
3.Spread the retaining tabs (1) on each side of the memory module slot to release the memory
module. (The edge of the module opposite the slot rises away from the computer.)
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							4.Remove the module (2) by pulling it 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 a memory module.
Component replacement procedures 37 
						

							Hard drive
NOTE:The hard drive spare part kit includes a hard drive bracket.
DescriptionSpare part number
500-GB, 5400-rpm506232-001
400-GB, 5400-rpm512225-001
320-GB, 5400-rpm506231-001
250-GB, 5400-rpm506230-001
160-GB, 5400-rpm506229-001
Hard Drive Kit (includes hard drive bracket and screws) 506935-001
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 32).
Remove the hard drive:
1.Loosen the Phillips PM2.5×6.0 captive screw (1) that secures the hard drive cover to the
computer.
2.Lift the right side of the hard drive cover (2), and remove the cover (3). The hard drive cover is
included in the Plastics Kit, spare part number 506953-001.
3.Loosen the two Phillips PM2.5×4.0 screws (1) that secure the hard drive to the computer.
4.Grasp the Mylar tab (2), and pull the hard drive to the right until it disconnects from the system
board.
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							5.Remove the hard drive (3) from the hard drive bay.
Reverse this procedure to reassemble and install the hard drive.
Component replacement procedures 39 
						

							Keyboard and switch cover
NOTE:The keyboard and switch cover must be removed simultaneously.
DescriptionSpare part numberDescriptionSpare part number
Keyboard (The United States)507091-001Backlit keyboard (The United
States)507092-001
Keyboard (Canada) 507091-121 Switch cover 506240-001
Before removing the keyboard and switch cover, 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 32).
5.Remove the hard drive (see 
Hard drive on page 38).
Remove the keyboard and switch cover:
1.Remove the three Phillips PM2.5×7.0 screws (1) that secure the keyboard to the computer.
2.Remove the nine Phillips screws (2) that secure the switch cover to the computer.
3.Turn the computer right-side up, with the front toward you.
4.Open the computer as far as possible.
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							5.Lift the rear edge of the switch cover (1) up slightly and pull back at an angle (2) to access the
keyboard.
6.Lift the rear edge of the keyboard (1) and swing it up and forward until it rests upside down on the
palm rest (2).
Component replacement procedures 41 
						

							7.Release the zero insertion force (ZIF) connector to which the keyboard cable (1) is attached and
disconnect the cable (2) from the system board.
8.Remove the keyboard.
9.Disconnect the power button board cable (1) from the system board.
10.Release the ZIF connector to which the LED board cable is connected, and disconnect the
cable (2) from the system board.
11.Remove the switch cover.
Reverse this procedure to install the keyboard and switch cover.
42 Chapter 4   Removal and replacement procedures