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Dell XPS 17 L702X XPS 17 L702x Service Manual - Page 46

Replace the module cover see Replacing the Module Cover

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5 Replace the palm-rest assembly (see "Replacing the Palm-Rest Assembly" on page 40). 6 Replace the optical drive (see "Replacing the Optical Drive" on page 34). 7 Replace the module cover (see "Replacing the Module Cover" on page 16). 8 Replace the battery (see "Replacing the Battery" on page 14). CAUTION: Before turning on the computer, replace all screws and ensure that no stray screws remain inside the computer. Failure to do so may result in damage to the computer. 46 Keyboard

Section	Page
Dell™ XPS™ L702X Service Manual	1
Notes, Cautions, and Warnings	2
Contents	3
1	9
Before You Begin	9
Recommended Tools	9
Turning Off Your Computer	9
1 Save and close all open files and exit all open programs.	9
2 To shut down the operating system, click Start and then click Shut Down.	9
3 Ensure that the computer is turned off. If your computer did not automatically turn off when you shut down the operating system, press and hold the power button until the computer turns off.	9
Before Working Inside Your Computer	10
1 Ensure that the work surface is flat and clean to prevent the computer cover from being scratched.	10
2 Turn off your computer (see \	10
3 Disconnect all telephone or network cables from the computer.	10
4 Press and eject any installed cards from the Media Card Reader.	10
5 Disconnect your computer and all attached devices from their electrical outlets.	10
6 Disconnect all attached devices from your computer.	11
7 Remove the battery (see \	11
8 Turn the computer top-side up, open the display, and press the power button to ground the system board.	11
2	13
Battery	13
Removing the Battery	13
1 Follow the instructions in \	13
2 Turn the computer over.	13
3 Slide the battery release latch to the side.	13
4 Lift the battery up at an angle and remove it from the battery bay.	13
Replacing the Battery	14
1 Follow the instructions in \	14
2 Align the tabs on the battery with the slots in the battery bay and press the battery down until it clicks into place.	14
3	15
Module Cover	15
Removing the Module Cover	15
1 Follow the instructions in \	15
2 Remove the battery (see \	15
3 Loosen the captive screw that secures the module cover to the base cover.	15
4 Use your fingertips to release the tabs on the module cover from the slots on the base cover and lift it off the base cover.	15
Replacing the Module Cover	16
1 Follow the instructions in \	16
2 Align the tabs on the module cover with the slots on the base cover and snap the module cover into place.	16
3 Tighten the captive screw that secures the module cover to the base cover.	16
4 Replace the battery (see \	16
4	17
Memory Module(s)	17
Removing the Memory Module(s)	17
1 Follow the instructions in \	17
2 Remove the battery (see \	17
3 Remove the module cover (see \	17
4 Use your fingertips to carefully spread apart the securing clips on each end of the memory-module connector until the memory module pops up.	17
5 Remove the memory module from the memory-module connector.	18
Replacing the Memory Module(s)	18
1 Follow the instructions in \	18
2 Align the notch in the memory module with the tab in the memory-module connector.	19
3 Slide the memory module firmly into the memory-module connector at a 45-degree angle, and press the memory module down until it clicks into place. If you do not hear the click, remove the memory module and reinstall it.	19
4 Replace the module cover (see \	20
5 Replace the battery (see \	20
6 Connect the AC adapter to your computer and an electrical outlet.	20
7 Turn on the computer.	20
5	21
Wireless Mini-Card(s)	21
Removing the Mini-Card(s)	21
1 Follow the instructions in \	21
2 Remove the battery (see \	21
3 Remove the module cover (see \	21
4 Remove the optical drive (see \	22
5 Remove the palm-rest assembly (see \	22
6 Remove the keyboard (see \	22
7 Disconnect the antenna cables from the Mini-Card(s).	22
8 Remove the screw that secures the Mini-Card to the system board.	22
9 Lift the Mini-Card(s) out of the system-board connector.	22
Replacing the Mini-Card(s)	23
1 Follow the instructions in \	23
2 Remove the new Mini-Card from its packaging.	23
3 Insert the Mini-Card connector at a 45-degree angle into the system-board connector.	24
4 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.	24
5 Connect the appropriate antenna cables to the Mini-Card(s) you are installing. The following table provides the antenna cable color scheme for the Mini-Cards supported by your computer.	24
6 Replace the keyboard (see \	24
7 Replace the palm-rest assembly (see \	24
8 Replace the optical drive (see \	24
9 Replace the module cover (see \	24
10 Replace the battery (see \	24
11 Install the drivers and utilities for your computer, as required.	24
6	27
Hard Drive(s)	27
Removing the Hard Drive(s)	27
1 Follow the instructions in \	27
2 Remove the battery (see \	27
3 Remove the module cover (see \	27
4 Remove hard drive 1 and/or hard drive 2 from the computer base:	27
5 Remove the four screws that secure the hard-drive bracket to the hard drive.	29
6 Lift the hard-drive bracket off the hard drive.	29
Replacing the Hard Drive(s)	30
1 Follow the instructions in \	30
2 Remove the new hard drive from its packaging.	30
3 Place the hard-drive bracket on the hard drive.	30
4 Replace the four screws that secure the hard-drive bracket to the hard drive.	30
5 Replace hard drive 1 and/or hard drive 2 in the computer base:	30
6 Replace the module cover (see \	30
7 Replace the battery (see \	31
7	33
Optical Drive	33
Removing the Optical Drive	33
1 Follow the instructions in \	33
2 Remove the battery (see \	33
3 Remove the module cover (see \	33
4 Remove the screw that secures the optical drive to the base cover.	33
5 Slide the optical drive out of the optical-drive bay.	33
Replacing the Optical Drive	34
1 Follow the instructions in \	34
2 Slide the optical drive into the optical-drive bay until it is fully seated.	34
3 Replace the screw that secures the optical drive to the base cover.	34
4 Replace the module cover (see \	34
5 Replace the battery (see \	34
8	37
Palm-Rest Assembly	37
Removing the Palm-Rest Assembly	37
1 Follow the instructions in \	37
2 Remove the battery (see \	37
3 Remove the module cover (see \	37
4 Remove the optical drive (see \	37
5 Remove the three screws that secure the palm-rest assembly to the base cover.	37
6 Turn the computer over and open the display as far as possible.	38
7 Using your fingertip, gently push the tab to release the palm-rest assembly from the top cover.	38
8 Using your fingertips, gently ease the palm-rest assembly from the top cover.	39
9 Without pulling hard on the palm-rest assembly, turn the palm-rest assembly over and place it on the top cover.	39
10 Lift the connector latch and pull the pull-tab to disconnect the control-strip cable from the system-board connector.	39
11 Lift the connector latch and pull the pull-tab to disconnect the touch-pad cable from the system-board connector.	39
12 Lift the palm-rest assembly off the top cover.	39
Replacing the Palm-Rest Assembly	40
1 Follow the instructions in \	40
2 Slide the touch-pad cable into the system-board connector and press down on the connector latch to secure the cable.	40
3 Slide the control-strip cable into the system-board connector and press down on the connector latch to secure the cable.	40
4 Place the palm-rest assembly on the top cover and gently snap the palm-rest assembly into place.	40
5 Close the display and turn the computer over.	40
6 Replace the three screws that secure the palm-rest assembly to the base cover.	40
7 Replace the optical drive (see \	40
8 Replace the module cover (see \	41
9 Replace the battery (see \	41
9	43
Keyboard	43
Removing the Keyboard	43
1 Follow the instructions in \	43
2 Remove the battery (see \	43
3 Remove the module cover (see \	43
4 Remove the optical drive (see \	43
5 Remove the palm-rest assembly (see \	43
6 Without pulling hard on the keyboard, carefully lift the keyboard and slide the keyboard tabs out of the slots on the top cover.	43
7 Turn the keyboard over and place it on the top cover.	44
8 Lift the connector latch and pull the pull-tab to disconnect the keyboard backlight cable from the system-board connector.	44
9 Lift the connector latch and pull the pull-tab to disconnect the keyboard cable from the system-board connector.	44
10 Lift the keyboard off the top cover.	45
Replacing the Keyboard	45
1 Follow the instructions in \	45
2 Slide the keyboard cable into the system-board connector and press down on the connector latch to secure the cable.	45
3 Slide the keyboard backlight cable into the system-board connector and press down on the connector latch to secure the cable.	45
4 Slide the tabs on the keyboard into the slots on the top cover and lower the keyboard into place.	45
5 Replace the palm-rest assembly (see \	46
6 Replace the optical drive (see \	46
7 Replace the module cover (see \	46
8 Replace the battery (see \	46
10	47
Power-Button Board	47
Removing the Power-Button Board	47
1 Follow the instructions in \	47
2 Remove the battery (see \	47
3 Remove the module cover (see \	47
4 Remove the optical drive (see \	47
5 Remove the palm-rest assembly (see \	47
6 Turn the palm-rest assembly over.	47
7 Lift the connector latch and pull the pull-tab to disconnect the power-button board cable from the connector on the power-button board.	47
8 Remove the two screws that secure the power-button board to the palm-rest assembly.	47
9 Lift the power-button board off the palm-rest assembly.	47
Replacing the Power-Button Board	48
1 Follow the instructions in \	48
2 Use the alignment posts to place the power-button board on the palm-rest assembly.	48
3 Replace the two screws that secure the power-button board to the palm-rest assembly.	48
4 Slide the power-button board cable into the connector on the power-button board and press down on the connector latch to secure the cable.	48
5 Replace the palm-rest assembly (see \	48
6 Replace the optical drive (see \	48
7 Replace the module cover (see \	48
8 Replace the battery (see \	48
11	51
Coin-Cell Battery	51
Removing the Coin-Cell Battery	51
1 Follow the instructions in \	51
2 Remove the battery (see \	51
3 Remove the module cover (see \	51
4 Remove the optical drive (see \	51
5 Remove the palm-rest assembly (see \	51
6 Using a plastic scribe, gently pry the coin-cell battery out of the battery socket on the system board.	51
Replacing the Coin-Cell Battery	52
1 Follow the instructions in \	52
2 With the positive side facing up, snap the coin-cell battery into the battery socket on the system board.	52
3 Replace the palm-rest assembly (see \	52
4 Replace the optical drive (see \	52
5 Replace the module cover (see \	52
6 Replace the battery (see \	52
12	55
Display	55
Display Assembly	55
Removing the Display Assembly	55
1 Follow the instructions in \	55
2 Remove the battery (see \	55
3 Remove the module cover (see \	55
4 Remove the two screws that secure the display assembly to the base cover.	55
5 Remove the optical drive (see \	56
6 Remove the palm-rest assembly (see \	56
7 Remove the keyboard (see \	56
8 Disconnect the antenna cables from the Mini-Card(s) (see \	56
9 Turn the computer over and open the display as far as possible.	56
10 Note the routing of the Mini-Card antenna cables and remove the cables from the routing guides.	56
11 Pull the pull-tab to disconnect the touch-screen cable from the system-board connector.	56
12 Loosen the captive screw that secures the display grounding cable to the top cover.	57
13 Pull the pull-tab to disconnect the display cable from the system-board connector.	57
14 Note the routing of the display cable and remove the cable from the routing guides.	57
15 Remove the four screws that secure the display assembly to the top cover.	58
16 Lift the display assembly off the computer base.	58
Replacing the Display Assembly	58
1 Follow the instructions in \	58
2 Place the display assembly in position and replace the four screws that secure the display assembly to the top cover.	58
3 Route the display cable through the routing guides.	58
4 Connect the display cable to the system-board connector.	58
5 Tighten the captive screw that secures the display grounding cable to the top cover.	58
6 Connect the touch-screen cable to the system-board connector, if applicable.	58
7 Route the Mini-Card antenna cables through the routing guides.	58
8 Connect the appropriate antenna cables to the Mini-Cards(s) on your computer (see \	58
9 Replace the keyboard (see \	58
10 Replace the palm-rest assembly (see \	58
11 Close the display and turn the computer over.	58
12 Replace the optical drive (see \	58
13 Replace the two screws that secure the display assembly to the base cover.	58
14 Replace the module cover (see \	58
15 Replace the battery (see \	58
Display Bezel	59
Removing the Display Bezel	59
1 Follow the instructions in \	59
2 Remove the display assembly (see \	59
3 Push the display bezel outwards to release it from the tabs that secure the display bezel to the back cover.	59
4 Using your fingertips gently pry the outside edge of the display bezel off the back cover.	59
5 Lift the display bezel off the display assembly.	59
Replacing the Display Bezel	60
1 Follow the instructions in \	60
2 Align the display bezel with the display back cover, and gently snap it into place.	60
3 Replace the display assembly (see \	60
Display Panel	60
Removing the Display Panel	60
1 Follow the instructions in \	60
2 Remove the display assembly (see \	60
3 Remove the display bezel (see \	60
4 Remove the camera module (see \	60
5 Remove the touch-screen board, if applicable:	60
a Pull the pull-tab to disconnect the touch-screen board cable from the connector on the touch-screen board.	60
b Remove the eight screws that secure the display panel to the display back cover.	61
6 Remove the IR emitter board, if applicable:	62
a Pull the pull-tab to disconnect the IR emitter board cable from the connector on the IR emitter board.	62
b Remove the six screws that secure the display panel to the display back cover.	63
7 Note the routing of the antenna cables and remove them from the routing guide on the right display hinge.	63
8 Note the routing of the display cable and remove it from the routing guide on the left display hinge.	63
9 Lift the display panel off the display back cover.	63
Replacing the Display Panel	63
1 Follow the instructions in \	63
2 Place the display panel over the display back cover.	64
3 Route the display cable through the routing guide on the left display hinge.	64
4 Route the antenna cables through the routing guide on the right display hinge.	64
5 Replace the touch-screen board, if applicable:	64
a Connect the touch-screen board cable to the connector on the touch- screen board.	64
b Replace the eight screws that secure the display panel to the display back cover.	64
6 Replace the IR emitter board, if applicable:	64
a Connect the IR emitter board cable to the connector on the IR emitter board.	64
b Replace the six screws that secure the display panel to the display back cover.	64
7 Replace the camera module (see \	64
8 Replace the display bezel (see \	64
9 Replace the display assembly (see \	64
Display Cable	64
Removing the Display Cable	64
1 Follow the instructions in \	64
2 Remove the display assembly (see \	64
3 Remove the display bezel (see \	64
4 Remove the camera module (\	64
5 Remove the display panel (see \	65
6 Turn the display panel over and place it on a clean surface.	65
7 Gently peel off the tape from the display panel.	65
8 Pull the pull-tab to disconnect the display cable from the connector on the display panel.	65
9 Gently peel off the display cable from the back of the display panel.	65
Replacing the Display Cable	65
1 Follow the instructions in \	65
2 Adhere the display cable along the edge of the display panel.	66
3 Connect the display cable to the connector on the display panel.	66
4 Replace the display panel (see \	66
5 Replace the camera module (see \	66
6 Replace the display bezel (see \	66
7 Replace the display assembly (\	66
Display-Panel Brackets	66
Removing the Display-Panel Brackets	66
1 Follow the instructions in \	66
2 Remove the display assembly (see \	66
3 Remove the display bezel (see \	66
4 Remove the camera module (\	66
5 Remove the display panel (see \	66
6 Remove the eight screws (four on each side) that secure the display-panel brackets to the display panel.	66
7 Remove the display-panel brackets off the display panel.	66
Replacing the Display-Panel Brackets	67
1 Follow the instructions in \	67
2 Place the display-panel brackets in position.	67
3 Replace the eight screws (four on each side) that secure the display-panel brackets to the display panel.	67
4 Replace the display panel (see \	67
5 Replace the camera module (see \	67
6 Replace the display bezel (see \	67
7 Replace the display assembly (\	67
Display Hinges	68
Removing the Display Hinges	68
1 Follow the instructions in \	68
2 Remove the display assembly (see \	68
3 Remove the display bezel (see \	68
4 Remove the camera module (\	68
5 Remove the display panel (see \	68
6 Remove the four screws (two on each side) that secure the display hinges to the display back cover.	68
7 Remove the display hinges off the display back cover.	68
Replacing the Display Hinges	69
1 Follow the instructions in \	69
2 Place the display hinges in position.	69
3 Replace the four screws (two on each side) that secure the display hinges to the display back cover.	69
4 Replace the display panel (see \	69
5 Replace the camera module (see \	69
6 Replace the display bezel (see \	69
7 Replace the display assembly (\	69
13	71
IR Emitter Board	71
Removing the IR Emitter Board	71
1 Follow the instructions in \	71
2 Remove the battery (see \	71
3 Remove the module cover (see \	71
4 Remove the optical drive (see \	71
5 Remove the palm-rest assembly (see \	71
6 Remove the keyboard (see \	71
7 Remove the display assembly (see \	71
8 Remove the display bezel (see \	71
9 Pull the pull-tab to disconnect the IR emitter board cable from the connector on the IR emitter board.	71
10 Lift the IR emitter board off the display back cover.	71
Replacing the IR Emitter Board	72
1 Follow the instructions in \	72
2 Connect the IR emitter board cable to the connector on the IR emitter board.	72
3 Use the alignment posts to place the IR emitter board on the display back cover.	72
4 Replace the display bezel (see \	72
5 Replace the display assembly (see \	72
6 Replace the keyboard (see \	72
7 Replace the palm-rest assembly (see \	72
8 Replace the optical drive (see \	72
9 Replace the module cover (see \	72
10 Replace the battery (see \	73
14	77
Camera Module	77
Removing the Camera Module	77
1 Follow the instructions in \	77
2 Remove the battery (see \	77
3 Remove the module cover (see \	77
4 Remove the optical drive (see \	77
5 Remove the palm-rest assembly (see \	77
6 Remove the keyboard (see \	77
7 Remove the display assembly (see \	77
8 Remove the display bezel (see \	77
9 Carefully lift the camera module off the display back cover.	77
10 Gently peel the tape that secures the camera cable to the camera module.	78
11 Pull the pull-tab to disconnect the camera cable from the connector on the camera module.	79
12 Lift the camera module off the display back cover.	79
Replacing the Camera Module	80
1 Follow the instructions in \	80
2 Connect the camera cable to the connector on the camera module.	80
3 Adhere the tape that secures the camera cable to the camera module.	80
4 Use the alignment posts to place the camera module on the display back cover.	80
5 Replace the display bezel (see \	80
6 Replace the display assembly (see \	80
7 Replace the keyboard (see \	80
8 Replace the palm-rest assembly (see \	81
9 Replace the optical drive (see \	81
10 Replace the module cover (see \	81
11 Replace the battery (see \	81
15	83
Top Cover	83
Removing the Top Cover	83
1 Follow the instructions in \	83
2 Press and eject any installed cards from the Media Card Reader.	83
3 Remove the battery (see \	83
4 Remove the module cover (see \	83
5 Remove the optical drive (see \	83
6 Remove the palm-rest assembly (see \	83
7 Remove the keyboard (see \	83
8 Remove the display assembly (see \	83
9 Remove the ten screws that secure the top-cover assembly to the base cover.	83
10 Turn the computer over.	84
11 Remove the ten screws that secure the top-cover assembly to the base cover.	84
12 Disconnect the subwoofer cable from the system-board connector.	84
13 Using your fingertips, gently ease the top-cover assembly from the base cover.	85
14 Lift the top cover assembly off the base cover.	85
15 Remove the AC-adapter connector (see \	86
16 Remove the USB board (see \	86
17 Remove the fan (see \	86
18 Remove the heat sink (see \	86
19 Remove the processor module (see \	86
20 Remove the I/O board (see \	86
21 Remove the TV antenna connector (see \	86
22 Remove the system board (see \	86
23 Remove the speakers (see \	86
Replacing the Top Cover	87
1 Follow the instructions in \	87
2 Replace the speakers (see \	87
3 Replace the system board (see \	87
4 Replace the TV antenna connector (see \	87
5 Replace the I/O board (see \	87
6 Replace the processor module (see \	87
7 Replace the heat sink (see \	87
8 Replace the fan (see \	87
9 Replace the AC-adapter connector (see \	87
10 Replace the USB board (see \	87
11 Route the subwoofer cable through the slot on the top cover.	87
12 Connect the subwoofer cable to the system-board connector.	87
13 Align the tabs on the top cover with the slots on the base cover and snap the top-cover assembly onto the base cover.	87
14 Replace the ten screws that secure the top-cover assembly to the base cover.	87
15 Turn the computer over and replace the ten screws that secure the top-cover assembly to the base cover.	87
16 Replace the display assembly (see \	87
17 Replace the keyboard (see \	87
18 Replace the palm-rest assembly (see \	87
19 Replace the optical drive (see \	87
20 Replace the module cover (see \	87
21 Replace any blank or card you removed from the Media Card Reader slot.	87
22 Replace the battery (see \	87
16	91
Subwoofer	91
Removing the Subwoofer	91
1 Follow the instructions in \	91
2 Remove the battery (see \	91
3 Remove the module cover (see \	91
4 Remove the memory module(s) (see \	91
5 Follow the instructions in step 4 in \	91
6 Remove the optical drive (see \	91
7 Remove the palm-rest assembly (see \	91
8 Remove the keyboard (see \	91
9 Remove the display assembly (see \	91
10 Remove the Mini-Card(s) (see \	91
11 Follow the instructions from step 9 to step 14 in \	92
12 Remove the four screws that secure the subwoofer to the base cover.	92
13 Lift the subwoofer along with the cable off the base cover.	92
Replacing the Subwoofer	92
1 Follow the instructions in \	92
2 Align the screw holes on the subwoofer with the screw holes on the base cover.	92
3 Replace the four screws that secure the subwoofer to the base cover.	92
4 Follow the instructions from step 11 to step 15 in \	92
5 Replace the Mini-Card(s) (see \	93
6 Replace the display assembly (see \	93
7 Replace the keyboard (see \	93
8 Replace the palm-rest assembly (see \	93
9 Replace the optical drive (see \	93
10 Follow the instructions in step 5 in \	93
11 Replace the memory module(s) (see \	93
12 Replace the module cover (see \	93
13 Replace the battery (see \	93
17	95
AC-Adapter Connector	95
Removing the AC-Adapter Connector	95
1 Follow the instructions in \	95
2 Remove the battery (see \	95
3 Remove the module cover (see \	95
4 Remove the memory module(s) (see \	95
5 Follow the instructions in step 4 in \	95
6 Remove the optical drive (see \	95
7 Remove the palm-rest assembly (see \	95
8 Remove the keyboard (see \	95
9 Remove the display assembly (see \	95
10 Remove the Mini-Card(s) (see \	95
11 Follow the instructions from step 9 to step 14 in \	96
12 Turn the top-cover assembly over.	96
13 Make note of the AC-adapter connector cable routing and remove the cable from the routing guides.	96
14 Disconnect the AC-adapter connector cable from the system-board connector.	96
15 Remove the screw that secures the AC-adapter connector to the top cover.	96
16 Lift the AC-adapter connector off the top cover.	96
Replacing the AC-Adapter Connector	96
1 Follow the instructions in \	96
2 Align the screw hole on the AC-adapter connector with the screw hole on the top cover.	97
3 Replace the screw that secures the AC-adapter connector to the top cover.	97
4 Route the AC-adapter connector cable through the routing guides.	97
5 Connect the AC-adapter connector cable to the system-board connector.	97
6 Follow the instructions from step 11 to step 15 in \	97
7 Replace the Mini-Card(s) (see \	97
8 Replace the display assembly (see \	97
9 Replace the keyboard (see \	97
10 Replace the palm-rest assembly (see \	97
11 Replace the optical drive (see \	97
12 Follow the instructions in step 5 in \	97
13 Replace the memory module(s) (see \	97
14 Replace the module cover (see \	97
15 Replace the battery (see \	97
18	99
Fan	99
Removing the Fan	99
1 Follow the instructions in \	99
2 Remove the battery (see \	99
3 Remove the module cover (see \	99
4 Remove the memory module(s) (see \	99
5 Follow the instructions in step 4 in \	99
6 Remove the optical drive (see \	99
7 Remove the palm-rest assembly (see \	99