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Replacing the System Board - cooling

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Replacing the System Board Procedure 1 Replace the processor module. See "Replacing the Processor Module" on page 95. 2 Replace the thermal cooling assembly. See "Replacing the Thermal Cooling Assembly" on page 90. 3 Replace the thermal fan. See "Replacing the Thermal Fan" on page 88. 4 Turn the system board over. 5 Align the connectors on the system board with the slots on the computer base and place it on the computer base. NOTE: Ensure that no cables lie between the system board and the computer base. 6 Replace the screws that secure the system board to the computer base. 7 Connect the display cable, logo-board cable, Bluetooth-card cable, hard-drive cable, coin-cell battery cable, and subwoofer cable to the connectors on the system-board. Postrequisites 8 Replace the mini-card board. See "Replacing the Mini-Card Board" on page 78. 9 Replace the palm-rest assembly. See "Replacing the Palm-Rest Assembly" on page 44. 10 Replace the keyboard. See "Replacing the Keyboard" on page 39. 11 Replace the center-control cover. See "Replacing the Center-Control Cover" on page 35. 12 Replace the memory module(s). See "Replacing the Memory Module(s)" on page 31. 13 Follow the instructions from step 3 to step 5 in Replacing the Hard Drive. 14 Follow the instructions from step 6 to step 8 in "Replacing the Optical Drive" on page 22. 15 Replace the mini-card(s). See "Replacing the Mini-Card(s)" on page 47. 16 Replace the battery. See "Replacing the Battery" on page 18. 84 System Board

Section	Page
Contents	3
Before You Begin	9
Turn Off Your Computer and Connected Devices	9
Safety Instructions	10
Recommended Tools	10
After Working Inside Your Computer	11
Base Cover	13
Removing the Base Cover	13
Procedure	13
1 Turn the computer over.	13
2 Loosen the captive screws that secure the base cover to the computer base.	13
3 Slide and lift the base cover off the computer base.	13
Replacing the Base Cover	14
Procedure	14
1 Align the tabs on the base cover with the slots on the computer base and slide the base cover until it snaps into place.	14
2 Tighten the captive screws that secure the base cover to the computer base.	14
Postrequisites	14
1 Follow the instructions in \	14
4	15
Battery	15
Removing the Battery	15
Prerequisites	15
1 Remove the base cover. See \	15
Procedure	15
1 Disconnect the battery cable from the connector on the system board.	15
2 Loosen the captive screws that secure the battery to the computer base.	15
3 Using the pull-tab, lift the battery off the computer base.	16
Replacing the Battery	16
Procedure	16
1 Place the battery in the battery bay and tighten the captive screws that secure the battery to the computer base.	16
2 Connect the battery cable to the connector on the system board.	16
Postrequisites	16
1 Replace the base cover. See \	16
2 Follow the instructions in \	16
Optical Drive	17
Removing the Optical Drive	17
Prerequisites	17
Procedure	17
Replacing the Optical Drive	20
Procedure	20
Postrequisites	21
6	23
Hard Drive	23
Removing the Hard Drive	23
Procedure	23
1 Remove the base cover. See \	23
2 Remove the battery pack. See \	23
3 Follow the instructions from step 1 to step 3 in \	23
Procedure	23
1 Loosen the three captive screws that secure the hard-drive assembly to the computer base.	23
2 Using the pull-tab, gently lift the hard-drive assembly and then disconnect the hard-drive interposer.	23
3 Lift the hard-drive assembly off the computer base.	24
4 Remove the four screws that secure the hard-drive bracket to the hard drive.	25
5 Lift the hard-drive bracket off the hard drive.	25
Replacing the Hard Drive	25
Procedure	25
1 Place the hard drive in the hard-drive bracket.	25
2 Replace the four screws that secure the hard-drive bracket to the hard drive.	25
3 Connect the interposer to the hard drive.	25
4 Place the hard-drive assembly in the computer base.	25
5 Tighten the three captive screws that secure the hard-drive assembly to the computer base.	25
Postrequisites	26
1 Follow the instructions from step 6 to step 8 in \	26
2 Replace the battery. See \	26
3 Replace the base cover. See \	26
4 Follow the instructions in \	26
7	27
Memory Module(s)	27
Removing the Memory Module(s)	27
Prerequisites	27
1 Remove the base cover. See \	27
2 Remove the battery. See \	27
Procedure	28
1 Loosen the captive screws that secure the memory-module cover to the computer base.	28
2 Lift and slide the tabs on the memory-module cover out of the slots on the computer base.	28
3 Use your fingertips to carefully spread apart the securing clips on each end of the memory-module connector until the memory module pops up.	28
4 Slide the memory module out of the memory-module connector.	29
Replacing the Memory Module(s)	29
Procedure	29
1 Align the notch in the memory module with the tab in the memory- module connector.	29
2 Slide the memory module firmly into the connector at a 45-degree angle, and then press the memory module down until it clicks into place. If you do not hear the click, remove the memory module and reinstall it.	30
3 Slide the tabs on the memory-module cover into the slots on the computer base and lower the memory-module cover into place.	30
4 Tighten the captive screws that secure the memory-module cover to the computer base.	30
Postrequisites	30
1 Replace the battery. See \	30
2 Replace the base cover. See \	30
3 Follow the instructions in \	30
8	31
Center-Control Cover	31
Removing the Center-Control Cover	31
Prerequisites	31
1 Remove the base cover. See \	31
2 Remove the battery. See \	31
Procedure	32
1 Remove the screws that secure the center-control cover to the computer base.	32
2 Turn the computer over and open the display as far as possible.	32
3 Gently pry the center-control cover and then ease the tabs on the center-control cover out of the slots on the palm-rest assembly.	32
4 Lift the center-control cover off the palm-rest assembly.	33
Replacing the Center-Control Cover	33
Procedure	33
1 Align the tabs on the center-control cover with the slots on the palm-rest assembly.	33
2 Gently press around the edges of the center-control cover till it snaps in place.	33
3 Close the display and turn the computer over.	33
4 Replace the screws that secure the center-control cover to the computer base.	33
Postrequisites	34
1 Replace the battery pack. See \	34
2 Replace the base cover. See \	34
3 Follow the instructions in \	34
9	35
Keyboard	35
Removing the Keyboard	35
Prerequisites	35
1 Remove the base cover. See \	35
2 Remove the battery. See \	35
3 Remove the center-control cover. See \	35
Procedure	35
1 Remove the screws that secure the keyboard to the computer base.	35
2 Carefully pry the keyboard up and slide it towards the display till the tabs on the keyboard are released from the palm-rest assembly.	36
3 Turn the keyboard over.	36
4 Lift the release latches on the connectors on the system board and disconnect the keyboard cable and keyboard-backlight cable.	37
5 Lift the keyboard off the palm-rest assembly.	37
Replacing the Keyboard	37
Procedure	37
1 Slide the keyboard cable and keyboard backlight cable into the connectors on the system board and press down on the connector latches to secure the cables.	37
2 Slide the tabs on the keyboard into the slots on the palm-rest assembly and lower the keyboard into place.	37
3 Gently press around the edges of the keyboard to secure the keyboard under the tab on the palm-rest assembly.	37
4 Replace the screws that secure the keyboard to the computer base.	37
Postrequisites	38
1 Replace the center-control cover. See \	38
2 Replace the battery. See \	38
3 Replace the base cover. See \	38
4 Follow the instructions in \	38
10	39
Palm-Rest Assembly	39
Removing the Palm-Rest Assembly	39
Prerequisites	39
1 Remove the base cover. See \	39
2 Remove the battery. See \	39
Procedure	40
1 Remove the screws that secure the palm-rest assembly to the computer base.	40
2 Turn the computer over and open the display as far as possible.	40
3 Remove the center-control cover (see \	40
4 Remove the keyboard (see \	40
5 Lift the connector latches and use the pull-tabs to disconnect the touchpad cable and power-button board cable from the connectors on the system board.	40
6 Disconnect the speakers cable and status-light board cable from the connectors on the system board.	40
7 Remove the two screws that secure the palm-rest assembly to the computer base.	41
8 Pry out the palm-rest assembly along the rear edge and then ease the palm-rest assembly from the computer base.	41
9 Lift the palm-rest assembly off the computer base.	41
Replacing the Palm-Rest Assembly	42
Procedure	42
1 Align the palm-rest assembly on the computer base and gently snap the palm-rest assembly into place.	42
2 Replace the two screws that secure the palm-rest assembly to the computer base.	42
3 Connect the speakers cable and status-light board cable to the connectors on the system board.	42
4 Slide the touch-pad cable and power-button board cable into their connectors on the system board, and press down on their connector latches to secure the cables.	42
Postrequisites	42
1 Replace the keyboard. See \	42
2 Replace the center-control cover. See \	42
3 Close the display and turn the computer over.	42
4 Replace the screws that secure the palm-rest assembly to the computer base.	42
5 Replace the battery. See \	42
6 Replace the base cover. See \	42
7 Follow the instructions in \	42
11	43
Wireless Mini-Card(s)/WirelessHD Card (Optional)	43
Removing the Mini-Card(s)	43
Prerequisites	43
1 Remove the base cover. See \	43
2 Remove the battery. See \	43
Procedure	44
1 Disconnect the antenna cables from the connectors on the mini-card.	44
2 Remove the screw that secures the mini-card to the system board.	44
3 Slide and remove the mini-card out of the connector on the system board.	45
Replacing the Mini-Card(s)	45
Procedure	45
1 Remove the new Mini-Card from its packaging.	45
2 Insert the mini-card connector at a 45-degree angle into the connector on the system board.	45
3 Press the other end of the mini-card down into the slot on the system board and replace the screw that secures the mini-card to the system board.	45
4 Connect the mini-card cables to the connectors on the mini-card. The following table provides the antenna cable color scheme for each mini-card supported by your computer:	46
Postrequisites	46
1 Replace the battery. See \	46
2 Replace the base cover. See \	46
3 Follow the instructions in \	46
12	47
Power-Button Board	47
Removing the Power-Button Board	47
Prerequisites	47
1 Remove the base cover. See \	47
2 Remove the battery. See \	47
3 Remove the center-control cover. See \	47
4 Remove the keyboard. See \	47
5 Remove the palm-rest assembly. See \	47
Procedure	47
1 Gently peel the power-button board cable from the palm-rest assembly.	47
2 Remove the screws that secure the power-button board to the palm-rest assembly.	47
3 Carefully lift the power-button board and release its cable from the slot on the palm-rest assembly.	48
Replacing the Power-Button Board	48
Procedure	48
1 Slide the power-button board cable through the slot on the palm-rest assembly.	48
2 Use the alignment posts on the palm-rest assembly to place the power-button board in place.	48
3 Replace the screws that secure the power-button board to the palm-rest assembly.	48
4 Adhere the power-button board cable to the palm-rest assembly.	48
Postrequisites	49
1 Replace the palm-rest assembly. See \	49
2 Replace the keyboard. See \	49
3 Replace the center-control cover. See \	49
4 Replace the battery pack. See \	49
5 Replace the base cover. See \	49
6 Follow the instructions in \	49
13	51
Status-Lights Board	51
Removing the Status-Lights Board	51
Prerequisites	51
1 Remove the base cover. See \	51
2 Remove the battery. See \	51
3 Remove the center-control cover. See \	51
4 Remove the keyboard. See \	51
5 Remove the palm-rest assembly. See \	51
Procedure	51
1 Turn the palm-rest assembly over.	51
2 Note the routing of status-light board cable and remove the cable from the routing guides.	51
3 Turn the palm-rest assembly over.	52
4 Remove the screw that secures the status-light board to the palm- rest assembly.	53
5 Carefully lift the status-light board and release its cable from the slot on the palm-rest assembly.	53
Replacing the Status-Lights Board	53
Procedure.	53
1 Slide the status-light board cable through the slot in the palm-rest assembly.	53
2 Align the slot on the status-light board with the alignment post on the palm-rest assembly.	53
3 Replace the screw that secures the status-light board to the palm-rest assembly.	53
4 Turn the palm-rest assembly over.	53
5 Route the status-light board cable through the routing guides on the palm-rest assembly.	53
Postrequisites	54
6 Replace the palm-rest assembly. See \	54
7 Replace the keyboard. See \	54
8 Replace the center-control cover. See \	54
9 Replace the battery. See \	54
10 Replace the base cover. See \	54
11 Follow the instructions in \	54
14	55
Speakers	55
Removing the Speakers	55
Prerequisites	55
1 Remove the base cover. See \	55
2 Remove the battery. See \	55
3 Remove the center-control cover. See \	55
4 Remove the keyboard. See \	55
5 Remove the palm-rest assembly. See \	55
Procedure	55
1 Turn the palm-rest assembly over.	55
2 Note the routing of speakers cable and remove the cable from the routing guides.	55
3 Remove the four screws that secure the speakers to the palm-rest assembly.	56
4 Lift the speakers along with the cable away from the palm-rest assembly.	56
Replacing the Speakers	56
Procedure	56
1 Align the screw holes on the speakers with the screw holes on the palm-rest assembly and route the speakers cable through the routing guides.	56
2 Replace the screws that secure the speakers to the palm-rest assembly.	56
3 Turn the palm-rest assembly over.	56
Postrequisites	57
1 Replace the palm-rest assembly. See \	57
2 Replace the keyboard. See \	57
3 Replace the center-control cover. See \	57
4 Replace the battery. See \	57
5 Replace the base cover. See \	57
6 Follow the instructions in \	57
15	59
Subwoofer	59
Removing the Subwoofer	59
Prerequisites	59
1 Remove the base cover. See \	59
2 Remove the battery. See \	59
3 Remove the center-control cover. See \	59
4 Remove the keyboard. See \	59
5 Remove the palm-rest assembly. See \	59
Procedure	59
1 Disconnect the subwoofer cable from the connector on the system board.	59
2 Note the routing of subwoofer cable and remove the cable from the routing guides.	59
3 Lift the subwoofer along with the cable off the computer base.	60
Replacing the Subwoofer	60
Procedure	60
1 Align the slots on the subwoofer with the alignment posts on the computer base.	60
2 Route the subwoofer cable through the routing guides.	60
3 Connect the subwoofer cable to the connector on the system board.	60
Postrequisites	60
1 Replace the palm-rest assembly. See \	60
2 Replace the keyboard. See \	60
3 Replace the center-control cover. See \	60
4 Replace the battery. See \	61
5 Replace the base cover. See \	61
6 Follow the instructions in \	61
16	63
Internal Card with Bluetooth Wireless Technology	63
Removing the Bluetooth Card	63
Prerequisites	63
1 Remove the base cover. See \	63
2 Remove the battery. See \	63
3 Remove the center-control cover. See \	63
4 Remove the keyboard. See \	63
5 Remove the palm-rest assembly. See \	63
Procedure	63
1 Disconnect the Bluetooth-card cable from the connector on the system board.	63
2 Remove the screw that secures the Bluetooth card to the computer base.	63
3 Note the routing of Bluetooth-card cable and remove the cable from the routing guides.	63
4 Lift the Bluetooth card along with the cable off the computer base.	63
Replacing the Bluetooth Card	64
Procedure	64
1 Align the screw hole on the Bluetooth card with the screw hole on the system board.	64
2 Replace the screw that secures the Bluetooth card to the computer base.	64
3 Connect the Bluetooth-card cable to the connector on the system board.	64
Postrequisites	64
1 Replace the palm-rest assembly. See \	64
2 Replace the keyboard. See \	64
3 Replace the center-control cover. See \	64
4 Replace the battery. See \	65
5 Replace the base cover. See \	65
6 Follow the instructions in \	65
17	67
Coin-Cell Battery	67
Removing the Coin-Cell Battery	67
Prerequisites	67
1 Remove the base cover. See \	67
2 Remove the battery pack. See \	67
3 Remove the center-control cover. See \	67
4 Remove the keyboard. See \	67
5 Remove the palm-rest assembly. See \	67
Procedure	68
1 Disconnect the coin-cell battery cable from the connector on the system board.	68
2 Gently pry out the coin-cell battery from the slot on the computer base.	68
Replacing the Coin-Cell Battery	68
Procedure	68
1 Use the adhesive on the coin-cell battery and adhere it to slot on the computer base.	68
2 Connect the coin-cell battery cable to the connector on the system board.	68
Postrequisites	69
1 Replace the palm-rest assembly. See \	69
2 Replace the keyboard. See \	69
3 Replace the center-control cover. See \	69
4 Replace the battery. See \	69
5 Replace the base cover. See \	69
6 Follow the instructions in \	69
18	71
Display Assembly	71
Removing the Display Assembly	71
Prerequisites	71
1 Remove the base cover. See \	71
2 Remove the battery pack. See \	71
3 Disconnect the antenna cables from the mini-card(s). See \	71
4 Note the routing of the WirelessHD card (optional) and mini-card antenna cables and remove them from the routing guides on the computer base.	72
5 Turn the computer over and open the display as far as possible.	72
6 Remove the center-control cover. See \	72
7 Remove the keyboard. See \	72
8 Remove the palm-rest assembly. See \	72
Procedure	73
1 Using the pull-tab, disconnect the display cable from the connector on the system board.	73
2 Disconnect the logo-board cable from the connector on the system board.	73
3 Gently peel the display cable and the logo-board cable from the system board.	73
4 Remove the screws that secure the display assembly to the computer base.	73
5 Gently slide the WirelessHD (optional) and mini-card antenna cables out through the slot on the computer base.	73
6 Lift the display assembly off the computer.	73
Replacing the Display Assembly	74
Procedure	74
1 Slide the WirelessHD (optional) and mini-card antenna cables through the slot on the computer base.	74
2 Place the display assembly in position and replace the screws that secure the display assembly to the computer base.	74
3 Connect the display cable and the logo-board cable to the connectors on the system board.	74
Postrequisites	74
1 Replace the palm-rest assembly. See \	74
2 Replace the keyboard. See \	74
3 Replace the center-control cover. See \	74
4 Turn the computer over and route the WirelessHD card and mini-card antenna cables through the routing guides on the computer base.	74
5 Connect the Mini-Card antenna cables to the mini-card(s). See \	74
6 Replace the battery. See \	74
7 Replace the base cover. See \	74
8 Follow the instructions in \	74
19	75
Mini-Card Board	75
Removing the Mini-Card Board	75
Prerequisites	75
1 Remove the base cover. See \	75
2 Remove the battery. See \	75
3 Remove the mini-card(s). See \	75
4 Remove the center-control cover. See \	75
5 Remove the keyboard. See \	75
6 Remove the palm-rest assembly. See \	75
Procedure	76
1 Remove the screws that secure the mini-card board to the computer base.	76
2 Lift the mini-card board to disconnect the connector on the mini-card board from the connector on the system board.	76
Replacing the Mini-Card Board	76
Procedure	76
1 Align the connector on the mini-card board with the connector on the system board and press gently.	76
2 Replace the three screws that secure the mini-card board to the computer base.	76
Postrequisites	77
3 Replace the palm-rest assembly. See \	77
4 Replace the keyboard. See \	77
5 Replace the center-control cover. See \	77
6 Replace the mini-card(s). See \	77
7 Replace the battery. See \	77
8 Replace the base cover. See \	77
9 Follow the instructions in \	77
20	79
System Board	79
Removing the System Board	79
Prerequisites	79
1 Remove any installed card or blank from the 9-in-1 Media Card reader.	79
2 Remove the base cover. See \	79
3 Remove the battery pack. See \	79
4 Remove the mini-card(s). See \	79
5 Follow the instructions from step 1 to step 3 in \	79
6 Follow the instructions from step 1 to step 3 in Removing the Hard Drive.	79
7 Remove the memory module(s). See \	79
8 Remove the center-control cover. See \	79
9 Remove the keyboard. See \	79
10 Remove the palm-rest assembly. See \	79
11 Remove the Mini-Card board. See \	79
Procedure	80
1 Using the pull-tab, disconnect the display cable and the hard-drive cable from the connectors on the system board.	80
2 Disconnect the logo-board cable, Bluetooth-card cable, coin-cell battery cable, and subwoofer cable from the connectors on the system board.	80
3 Remove the screws that secure the system board to the computer base.	80
4 Lift and ease the connectors on the system board out of the slots on the computer base.	81
5 Turn the system board over.	81
6 Remove the thermal fan. See \	81
7 Remove the thermal cooling assembly. See \	81
8 Remove the processor module. See \	81
Replacing the System Board	82
Procedure	82
1 Replace the processor module. See \	82
2 Replace the thermal cooling assembly. See \	82
3 Replace the thermal fan. See \	82
4 Turn the system board over.	82
5 Align the connectors on the system board with the slots on the computer base and place it on the computer base.	82
6 Replace the screws that secure the system board to the computer base.	82
7 Connect the display cable, logo-board cable, Bluetooth-card cable, hard-drive cable, coin-cell battery cable, and subwoofer cable to the connectors on the system-board.	82
Postrequisites	82
8 Replace the mini-card board. See \	82
9 Replace the palm-rest assembly. See \	82
10 Replace the keyboard. See \	82
11 Replace the center-control cover. See \	82
12 Replace the memory module(s). See \	82
13 Follow the instructions from step 3 to step 5 in Replacing the Hard Drive.	82
14 Follow the instructions from step 6 to step 8 in \	82
15 Replace the mini-card(s). See \	82
16 Replace the battery. See \	82
17 Replace the base cover. See \	83
18 Replace any cards or blank that you removed from the 9-in-1 Media Card reader.	83
19 Follow the instructions in \	83
Entering the Service Tag in the BIOS	83
1 Ensure that the AC adapter is plugged in and that the main battery is installed properly.	83
2 Turn on the computer.	83
3 Press <F2> during POST to enter the system setup program.	83
4 Navigate to the Security tab and enter the service tag in the Set Service Tag field.	83
21	85
Thermal Fan	85
Removing the Thermal Fan	85
Prerequisites	85
1 Follow the instructions from step 1 to step 4 in \	85
Procedure	85
1 Disconnect the thermal-fan cable from the connector on the system board.	85
2 Remove the screws that secure the thermal fan to the system board.	85
3 Lift the thermal fan and gently peel the tape that secures the thermal fan to the thermal cooling assembly.	86
Replacing the Thermal Fan	86
Procedure	86
1 Align the screw holes on the thermal fan with the screw holes on the system board.	86
2 Adhere the tape to secure the thermal fan to the thermal cooling assembly.	86
3 Replace the screws that secure the thermal fan to the system board.	86
4 Connect the thermal-fan cable to the connector on the system board.	86
Postrequisites	86
1 Follow the instructions from step 2 to step 18 in \	86
2 Follow the instructions in \	86
22	87
Thermal Cooling Assembly	87
Removing the Thermal Cooling Assembly	87
Prerequisites	87
1 Follow the instructions from step 1 to step 6 in \	87
Procedure	87
1 In sequential order (indicated on the thermal cooling assembly), loosen the captive screws that secure the thermal cooling assembly to the system board.	87
2 Carefully lift thermal cooling assembly away from the system board.	88
Replacing the Thermal Cooling Assembly	88
Procedure	88
1 Clean the thermal grease from the bottom of the thermal cooling assembly and reapply it.	88
2 Align the captive screws on the thermal cooling assembly with the screw holes on the system board and tighten the screws in sequential order (indicated on the thermal cooling assembly).	88
Postrequisites	89
1 Follow the instructions from step 3 to step 18 in \	89
2 Follow the instructions in \	89
23	91
Processor Module	91
Removing the Processor Module	91
Prerequisites	91
1 Follow the instructions from step 1 to step 7 in \	91
Procedure	91
1 To loosen the ZIF socket, use a small, flat-blade screwdriver and rotate the ZIF-socket cam screw counterclockwise until it comes to the cam stop.	91
2 Lift the processor module off the ZIF socket.	92
Replacing the Processor Module	93
Procedure	93
1 Align the pin-1 corner of the processor module with the pin-1 corner of the ZIF socket.	93
2 Place the processor module lightly in the ZIF socket and ensure that the processor module is positioned correctly.	93
3 Tighten the ZIF socket by turning the cam screw clockwise to secure the processor module to the system board.	93
Postrequisites	93
1 Follow the instructions from step 2 to step 18 in \	93
2 Follow the instructions in \	93
24	95
System Setup	95
Overview	95
Entering System Setup	95
1 Turn on (or restart) your computer.	95