6 Removal and replacement procedures for Authorized Service
Provider parts
CAUTION: Components described in this chapter should only be accessed by an authorized service provider. Accessing these parts can damage the computer or void the warranty.
Component replacement procedures
This chapter provides removal and replacement procedures for Authorized Service Provider only parts.
There are as many as 74 screws that must be removed, replaced, and/or loosened when servicing the computer. Make special note of each screw size and location during removal and replacement.
RTC battery
Description
RTC battery (includes cable and double-sided adhesive)
Spare part number
734300-001
Before removing the RTC battery, follow these steps:
1.
Turn off 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 the power from the computer by unplugging the power cord from the computer.
3.
Disconnect all external devices from the computer.
4.
Remove the battery (see Battery on page 50 ).
5.
Remove the service cover (see
Service cover on page 51 ).
Remove the RTC battery:
1.
Disconnect the RTC battery cable (1) from the system board.
Component replacement procedures 69
2.
Detach the RTC battery (2) from the base enclosure. (The RTC battery is attached to the base enclosure with double-sided adhesive.)
3.
Remove the RTC battery and cable.
Reverse this procedure to install the RTC battery.
70 Chapter 6 Removal and replacement procedures for Authorized Service Provider parts
Top cover
Description
Top cover (includes TouchPad, TouchPad cable, and TouchPad bracket)
Spare part number
734281-001
Before removing the top cover, follow these steps:
1.
Turn off 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 the power from the computer by unplugging the power cord from the computer.
3.
Disconnect all external devices from the computer.
4.
Remove the battery (see Battery on page 50 ), and then remove the following components:
a. Service cover (see
Service cover on page 51
)
b. Hard drive (see Hard drive on page 52 )
c.
Optical drive (see Optical drive on page 54
)
d. Keyboard (see
Keyboard on page 62 )
NOTE: When replacing the top cover, be sure to remove the following components from the defective top cover and install them on the replacement top cover:
●
Function button board (see Function button board on page 77
)
● Power button board (see
Power button board on page 79
)
● Fingerprint reader board (see
Fingerprint reader board on page 75
)
Remove the top cover:
1.
Close the computer.
2.
Turn the computer upside down with the front toward you.
Component replacement procedures 71
3.
Remove the eight Torx T8M2.5×6.5 screws that secure the top cover to the computer.
4.
Remove the following screws that secure the top cover to the computer:
(1) Three Torx T8M2.5×4.5 screws in the optical drive bay
(2) Four Torx T8M2.5×4.5 screws in the battery bay
(3) Two Phillips PM2.0×3.0 screws in the hard drive bay
5.
Turn the computer right side up with the front toward you.
6.
Open the computer.
7.
Release the ZIF connector (1) to which the power button board cable is attached, and then disconnect the power button board cable from the system board.
8.
Release the ZIF connector (2) to which the function button board cable is attached, and then disconnect the function button board cable from the system board.
72 Chapter 6 Removal and replacement procedures for Authorized Service Provider parts
9.
Remove the Torx T8M2.5×6.5 screw (3) that secures the top cover to the computer.
10.
Lift the rear edge of the top cover (1) until the left and right sides and the front edge detach from the computer.
11.
Slide the top cover (2) forward until the fingerprint reader board cable and the TouchPad cable are accessible.
12.
Release the ZIF connector to which the fingerprint reader board cable is attached, and then disconnect the fingerprint reader board cable (3) from the system board.
13.
Release the ZIF connector to which the TouchPad cable is attached, and then disconnect the
TouchPad cable (4) from the system board.
Component replacement procedures 73
14.
Remove the top cover (5).
Reverse this procedure to install the top cover.
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Fingerprint reader board
Description
Fingerprint reader board (includes cable and double-sided adhesive)
Spare part number
734286-001
Before removing the fingerprint reader board, follow these steps:
1.
Turn off 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 the power from the computer by unplugging the power cord from the computer.
3.
Disconnect all external devices from the computer.
4.
Remove the battery (see Battery on page 50 ), and then remove the following components:
a. Service cover (see
Service cover on page 51
)
b. Hard drive (see Hard drive on page 52 )
c.
Optical drive (see Optical drive on page 54
)
d. Keyboard (see
Keyboard on page 62 )
e. Top cover (see Top cover on page 71 )
Remove the fingerprint reader board:
1.
Turn the top cover upside down with the front toward you.
2.
Remove the Phillips PM2.0×3.0 screw (1) that secures the fingerprint reader board and bracket to the top cover.
3.
Slide the fingerprint reader board (2) bracket forward and remove it.
The fingerprint reader board bracket is available in the Bracket Kit, spare part number
734299-001.
4.
Detach the fingerprint reader board cable (3) from the top cover. (The fingerprint reader board cable is attached to the top cover with double-sided adhesive.)
Component replacement procedures 75
5.
Remove the fingerprint reader board (4) and cable.
Reverse this procedure to install the fingerprint reader board.
76 Chapter 6 Removal and replacement procedures for Authorized Service Provider parts
Function button board
Description
Function button board (includes cable and double-sided adhesive)
Spare part number
734284-001
Before removing the function button board, follow these steps:
1.
Turn off 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 the power from the computer by unplugging the power cord from the computer.
3.
Disconnect all external devices from the computer.
4.
Remove the battery (see Battery on page 50 ), and then remove the following components:
a. Service cover (see
Service cover on page 51
)
b. Hard drive (see Hard drive on page 52 )
c.
Optical drive (see Optical drive on page 54
)
d. Keyboard (see
Keyboard on page 62 )
e. Top cover (see Top cover on page 71 )
Remove the function button board:
1.
Detach the function button board cable from the top cover. (The function button board cable is attached to the top cover with double-sided adhesive.)
2.
Turn the top cover upside down, with the front toward you.
Component replacement procedures 77
3.
Release the function button board cable through the opening (1) in the top cover.
4.
Remove the Phillips PM2.0×3.0 screw (2) that secures the function button board to the top cover.
5.
Lift the right side of the function button board (3) until it rests at an angle.
6.
Remove the function button board (4) by sliding it up and to the right at an angle.
Reverse this procedure to install the function button board.
78 Chapter 6 Removal and replacement procedures for Authorized Service Provider parts
Power button board
Description
Power button board (includes cable)
Spare part number
734285-001
Before removing the power button board, follow these steps:
1.
Turn off 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 the power from the computer by unplugging the power cord from the computer.
3.
Disconnect all external devices from the computer.
4.
Remove the battery (see Battery on page 50 ), and then remove the following components:
a. Service cover (see
Service cover on page 51
)
b. Hard drive (see Hard drive on page 52 )
c.
Optical drive (see Optical drive on page 54
)
d. Keyboard (see
Keyboard on page 62 )
e. Top cover (see Top cover on page 71 )
Remove the power button board:
1.
Turn the top cover upside down, with the front toward you.
2.
Remove the Phillips PM2.0×3.0 screw (1) that secures the power button board to the top cover.
3.
Release the clips (2) that secure the power button board to the top cover.
Component replacement procedures 79
4.
Remove the power button board (3) and cable
Reverse this procedure to install the power button board.
80 Chapter 6 Removal and replacement procedures for Authorized Service Provider parts
ExpressCard assembly
Description
ExpressCard assembly (includes activity LEDs and Thunderbolt port, Dual Mode DisplayPort, and
USB port)
Spare part number
734287-001
Before removing the ExpressCard assembly, follow these steps:
1.
Turn off 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 the power from the computer by unplugging the power cord from the computer.
3.
Disconnect all external devices from the computer.
4.
Remove the battery (see Battery on page 50 ), and then remove the following components:
a. Service cover (see
Service cover on page 51
)
b. Hard drive (see Hard drive on page 52 )
c.
Optical drive (see Optical drive on page 54
)
d. Keyboard (see
Keyboard on page 62 )
e. Top cover (see Top cover on page 71 )
Remove the ExpressCard assembly:
1.
Remove the Torx T8M2.5×4.5 screw (1) that secures the system lens to the base enclosure.
2.
Remove the system lens (2).
The system lens is available in the Plastics Kit, spare part number 734297-001.
3.
Remove the three Torx T8M2.5×4.5 screws (3) that secure the ExpressCard assembly to the base enclosure.
Component replacement procedures 81
4.
Disconnect the ExpressCard assembly (4) from the system board by lifting up on the right side of the assembly.
5.
Remove the the ExpressCard assembly.
Reverse this procedure to install the ExpressCard assembly.
82 Chapter 6 Removal and replacement procedures for Authorized Service Provider parts
Smart card reader
Description
Smart card reader (includes cable)
Spare part number
742159-001
Before removing the smart card reader, follow these steps:
1.
Turn off 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 the power from the computer by unplugging the power cord from the computer.
3.
Disconnect all external devices from the computer.
4.
Remove the battery (see Battery on page 50 ), and then remove the following components:
a. Service cover (see
Service cover on page 51
)
b. Hard drive (see Hard drive on page 52 )
c.
Optical drive (see Optical drive on page 54
)
d. Keyboard (see
Keyboard on page 62 )
e. Top cover (see Top cover on page 71 )
f.
ExpressCard assembly (see
ExpressCard assembly on page 81 )
Remove the smart card reader:
1.
Release the ZIF connector (1) to which the smart card reader cable is attached, and then disconnect the smart card reader cable from the system board.
2.
Remove the two Torx T8M2.5×4.5 screws (2) that secure the smart card reader to the base enclosure.
Component replacement procedures 83
3.
Remove the smart card reader (3).
Reverse this procedure to install the smart card reader and cable.
84 Chapter 6 Removal and replacement procedures for Authorized Service Provider parts
Audio/USB board
Description
Audio/USB board (includes SD Card reader)
Spare part number
734288-001
Before removing the audio/USB board, follow these steps:
1.
Turn off 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 the power from the computer by unplugging the power cord from the computer.
3.
Disconnect all external devices from the computer.
4.
Remove the battery (see Battery on page 50 ), and then remove the following components:
a. Service cover (see
Service cover on page 51
)
b. Hard drive (see Hard drive on page 52 )
c.
Optical drive (see Optical drive on page 54
)
d. Keyboard (see
Keyboard on page 62 )
e. Top cover (see Top cover on page 71 )
Remove the audio/USB board:
1.
Remove the four Torx T8M2.5×4.5 screws (1) that secure the audio/USB board to the base enclosure.
Component replacement procedures 85
2.
Disconnect the audio/USB board (2) from the system board by lifting up on the left side of the audio/USB board.
3.
Remove the audio/USB board.
Reverse this procedure to install the audio/USB board.
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USB board
Description
USB board (includes cable and double-sided adhesive)
Spare part number
734293-001
Before removing the USB board, follow these steps:
1.
Turn off 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 the power from the computer by unplugging the power cord from the computer.
3.
Disconnect all external devices from the computer.
4.
Remove the battery (see Battery on page 50 ), and then remove the following components:
a. Service cover (see
Service cover on page 51
)
b. Hard drive (see Hard drive on page 52 )
c.
Optical drive (see Optical drive on page 54
)
d. Keyboard (see
Keyboard on page 62 )
e. Top cover (see Top cover on page 71 )
Remove the USB board:
1.
Release the ZIF connector (1) to which the USB board cable is attached, and then disconnect the
USB board cable from the system board.
2.
Detach the USB board cable (2) from the base enclosure. (The USB board cable is attached to the base enclosure with double-sided adhesive.)
Component replacement procedures 87
3.
Remove the Torx T8M2.5×4.5 screw (3) that secures the USB board to the base enclosure.
4.
Remove the USB board and cable.
Reverse this procedure to install the USB board.
88 Chapter 6 Removal and replacement procedures for Authorized Service Provider parts
Speakers
Description
Speakers (includes cable)
Spare part number
734292-001
Before removing the speakers, follow these steps:
1.
Turn off 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 the power from the computer by unplugging the power cord from the computer.
3.
Disconnect all external devices from the computer.
4.
Remove the battery (see Battery on page 50 ), and then remove the following components:
a. Service cover (see
Service cover on page 51
)
b. Hard drive (see Hard drive on page 52 )
c.
Optical drive (see Optical drive on page 54
)
d. Keyboard (see
Keyboard on page 62 )
e. Top cover (see Top cover on page 71 )
Remove the speakers:
1.
Disconnect the speaker cable (1) from the system board.
2.
Remove the two Phillips PM2.0×3.0 screws (1) that secure the speakers to the base enclosure.
Component replacement procedures 89
3.
Remove the speakers (3) and cable.
Reverse this procedure to install the speakers.
Fan/heat sink assembly
NOTE: The fan/heat sink assembly spare part kit includes replacement thermal material.
Description
For use only with an NVIDIA Quadro K1100M NVIDIA N15P-Q1 graphics board, spare part number 734276-001
For use only with an NVIDIA Quadro K610M NVIDIA N15M-Q2 graphics board, spare part number 745325-001
For use only with an NVIDIA Quadro K2100M NVIDIA N15P-Q3 graphics board, spare part number 734277-001
Spare part number
734289-001
734290-001
734291-001
Before removing the fan/heat sink assembly, follow these steps:
1.
Turn off 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 the power from the computer by unplugging the power cord from the computer.
90 Chapter 6 Removal and replacement procedures for Authorized Service Provider parts
3.
Disconnect all external devices from the computer.
4.
Remove the battery (see Battery on page 50 ), and then remove the following components:
a. Service cover (see
Service cover on page 51
)
b. Hard drive (see Hard drive on page 52 )
c.
Optical drive (see Optical drive on page 54
)
d. Keyboard (see
Keyboard on page 62 )
e. Top cover (see Top cover on page 71 )
Remove the fan/heat sink assembly:
1.
Disconnect the fan cable (1) from the system board.
2.
Following the 1 through 4 sequence stamped into the processor heat sink, loosen the four Phillips captive screws (2) that secure the processor heat sink to the system board.
3.
Following the 5 through 8 sequence stamped into the graphics board heat sink, loosen the four
Phillips captive screws (3) that secure the graphics board heat sink to the system board.
4.
Remove the fan/heat sink assembly (4).
NOTE: Due to the adhesive quality of the thermal material located between the fan/heat sink assembly and the system board components, it may be necessary to move the fan/heat sink assembly from side to side to detach it.
Component replacement procedures 91
NOTE: The thermal material must be thoroughly cleaned from the surfaces of the fan/heat sink assembly and the system board components each time the fan/heat sink assembly is removed.
Replacement thermal material is included with the fan/heat sink assembly, processor, and system board spare part kits.
● Various thermal pads are used on the graphics board components (1) and (7) and the heat sink sections (2) and (8) that service them
● Thermal paste is used on the processor (3) and the heat sink section (4) that services it
● Thermal paste is used on the graphics board processor (5) and the heat sink section (6) that services it
Reverse this procedure to install the fan/heat sink assembly.
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Processor
NOTE: The processor spare part kit includes replacement thermal material.
Description
Intel Quad Core i7-4900MQ 2.80-GHz (SC turbo up to 3.80-GHz) processor (1600-MHz FSB,
8.0-MB L3 cache, 47 W)
Intel Quad Core i7-4800MQ 2.70-GHz (SC turbo up to 3.70-GHz) processor (1600-MHz FSB,
6.0-MB L3 cache, 47 W)
Intel Quad Core i7-4700MQ 2.40-GHz (SC turbo up to 3.40-GHz) processor (1600-MHz FSB,
6.0-MB L3 cache, 47 W)
Intel Quad Core i7-4600M 2.90-GHz (SC turbo up to 3.60-GHz) processor (1600-MHz FSB, 4.0-
MB L3 cache, 37 W)
Intel Dual Core i5-4330M 2.80-GHz (SC turbo up to 3.50-GHz) processor (1600-MHz FSB, 3.0-
MB L3 cache, 37 W)
Intel Dual Core i5-4300M 2.60-GHz (SC turbo up to 3.30-GHz) processor (1600-MHz FSB, 3.0-
MB L3 cache, 37 W)
Spare part number
723523-002
723524-002
723521-002
737330-002
738201-002
738309-002
Before removing the processor, follow these steps:
1.
Turn off 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 the power from the computer by unplugging the power cord from the computer.
3.
Disconnect all external devices from the computer.
4.
Remove the battery (see Battery on page 50 ), and then remove the following components:
a. Service cover (see
Service cover on page 51
)
b. Hard drive (see Hard drive on page 52 )
c.
Optical drive (see Optical drive on page 54
)
d. Keyboard (see
Keyboard on page 62 )
e. Top cover (see Top cover on page 71 )
f.
Fan/heat sink assembly (see
Fan/heat sink assembly on page 90 )
Remove the processor:
1.
Use a Torx8 screw driver (1) to turn the processor locking screw one-half turn counterclockwise (2), until you hear a click.
Component replacement procedures 93
2.
Lift the processor (3) straight up, and remove it.
NOTE: The gold triangle (4) on the processor must be aligned with the triangle icon embossed on the processor socket when you install the processor.
Reverse this procedure to install the processor.
Graphics board
NOTE: The graphics board spare part kit includes replacement thermal material.
Description
NVIDIA Quadro K1100M NVIDIA N15P-Q1 graphics board
NVIDIA Quadro K610M NVIDIA N15M-Q2 graphics board
NVIDIA Quadro K2100M NVIDIA N15P-Q3 graphics board
Spare part number
734276-001
745325-001
734277-001
Before removing the graphics board, follow these steps:
1.
Turn off 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 the power from the computer by unplugging the power cord from the computer.
94 Chapter 6 Removal and replacement procedures for Authorized Service Provider parts
3.
Disconnect all external devices from the computer.
4.
Remove the battery (see Battery on page 50 ), and then remove the following components:
a. Service cover (see
Service cover on page 51
)
b. Hard drive (see Hard drive on page 52 )
c.
Optical drive (see Optical drive on page 54
)
d. Keyboard (see
Keyboard on page 62 )
e. Top cover (see Top cover on page 71 )
f.
Fan/heat sink assembly (see
Fan/heat sink assembly on page 90 )
Remove the graphics board:
1.
Remove the two Torx T8M2.5×4.5 screws (1) that secure the graphics board to the system board.
(The graphics board tilts up.)
2.
Remove the graphics board (2) by pulling the board away from the slot at an angle.
Reverse this procedure to install the graphics board.
Component replacement procedures 95
Display assembly
NOTE: The DreamVision display assembly is spared as a whole unit assembly only. The LED display assembly is spared at the subcomponent level only. For more LED display assembly spare part information, see the individual removal subsections.
Description
15.6-in, FHD, UWVA, DreamVision display assembly equipped with a webcamera
15.6-in, FHD, UWVA, DreamVision display assembly not equipped with a webcamera
Spare part number
735965-001
735964-001
To remove the display assembly and access the LED display assembly subcomponents, follow these steps:
1.
Turn off 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 the power from the computer by unplugging the power cord from the computer.
3.
Disconnect all external devices from the computer.
4.
Remove the battery (see
Battery on page 50 ), and then remove the following components:
a. Service cover (see Service cover on page 51
)
b. Hard drive (see
Hard drive on page 52 )
c.
Optical drive (see
Optical drive on page 54 )
d. Keyboard (see
Keyboard on page 62 )
e. Top cover (see
Top cover on page 71 )
Remove the display assembly:
1.
Close the computer.
2.
Turn the computer upside down, with the rear toward you.
3.
Make sure that the WWAN antenna cables are disconnected from the WWAN module (see
WWAN module on page 56 ).
4.
Make sure that the WLAN antenna cables are disconnected from the WLAN module (see
WLAN module on page 59 ).
96 Chapter 6 Removal and replacement procedures for Authorized Service Provider parts
5.
Release the wireless antenna cables (1) from the routing clips (2) and channels built into the base enclosure.
6.
Turn the computer right side up, with the rear toward you.
7.
Remove the four Torx T8M2.0×3.0 screws (1) that secure the hinge cover to the computer.
8.
Remove the hinge cover (2).
The hinge cover is available using spare part number 734294-001.
Component replacement procedures 97
9.
Remove the two Torx T8M2.5×4.5 screws that secure the display assembly to the base enclosure.
10.
Position the computer with the front toward you.
11.
Open the computer as far as it will open.
12.
Remove the Phillips PM2.0×3.0 screw (1) that secures the display panel cable and bracket to the system board.
13.
Remove the display panel cable bracket (2).
The display panel cable bracket is included in the Hinge Kit, spare part number 738311-001.
14.
Disconnect the display panel cable (3) from the system board.
15.
Detach the display panel cable (4) from the base enclosure. (The display panel cable is attached to the base enclosure with double-sided adhesive.)
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16.
Release the wireless antenna cables from the routing channels built into the base enclosure.
17.
Remove the two Torx T8M2.5×6.5 screws (1) that secure the display assembly to the base enclosure.
18.
Remove the display assembly (2).
NOTE: Steps 19 through 22 apply only to LED display assemblies.
Component replacement procedures 99
19.
If it is necessary to replace the display bezel or any of the LED display assembly subcomponents:
a. Remove the two screw covers (1) and the two Phillips PM2.0×5.5 screws (2) that secure the display bezel to the display assembly.
The screw covers are available in all LED display assembly subcomponent spare part kits.
b. Flex the inside edges of the top edge (1), the left and right sides (2), and the bottom edge (3) of the display bezel until the bezel disengages from the display enclosure.
c.
Remove the display bezel (4).
The display bezel is available using spare part numbers 734301-001 (for use only on computer models equipped with a webcamera) and 734302-001 (for use only on computer models not equipped with a webcamera).
100 Chapter 6 Removal and replacement procedures for Authorized Service Provider parts
20.
If it is necessary to replace the display panel:
a. Remove the four Phillips PM2.0×3.0 screws that secure the display panel to the display enclosure.
CAUTION: Before turning the display panel upside down, make sure the work surface is clear of tools, screws, and any other foreign objects. Failure to follow this caution can result in damage to the display panel.
b. Lift the top edge of the display panel (1) and swing it up and forward until it rests upside down in front of the display enclosure.
c.
Release the adhesive strip (2) that secures the display panel cable connector to the display panel.
d. Disconnect the display panel cable (3) from the display panel.
e. Remove the display panel.
The display panel is available using spare part numbers 735607-001 (15.6-in, FHD,
UWVA, LED display panel) and 735604-001 (15.6-in, FHD, SVA, LED display panel).
Component replacement procedures 101
21.
If it is necessary to replace the webcamera/microphone module or microphone module:
CAUTION: Handle the webcamera/microphone module and microphone module with caution.
These modules have a thin profile and are susceptible to damage when not handled carefully.
a. Disconnect the webcamera/microphone module cable (1) from the webcamera/ microphone module.
b. Detach the webcamera/microphone module (2) from the display enclosure. (The webcamera/microphone module is attached to the display enclosure with double-sided adhesive.) c.
Remove the webcamera/microphone module.
The webcamera/microphone module is available using spare part number 734295-001. The microphone module is available using spare part number 735370-001.
22.
If it is necessary to replace the display hinges:
a. Remove the four Torx T8M2.5×4.5 screws (1) that secure the display hinges to the display panel.
102 Chapter 6 Removal and replacement procedures for Authorized Service Provider parts
b. Remove the display hinges (2).
The display hinges are available using spare part number 738311-001 and include the left and right hinges.
Reverse this procedure to reassemble and install the display assembly.
System board
NOTE: The system board spare part kit includes battery connector bracket and replacement thermal material.
Description
For use only on computer models equipped with an Intel Quad Core processor and the
Windows 8 Professional operating system
For use only on computer models equipped with an Intel Quad Core processor and the
Windows 8 Standard operating system
For use only on computer models equipped with an Intel Quad Core processor and the Linux operating system
For use only on computer models equipped with an Intel Dual Core processor and the Windows 8
Professional operating system
For use only on computer models equipped with an Intel Dual Core processor and the Windows 8
Standard operating system
For use only on computer models equipped with an Intel Dual Core processor and the Linux operating system
Spare part number
734304-601
734304-501
734304-001
734303-601
734303-501
734303-001
Component replacement procedures 103
Before removing the system board, follow these steps:
1.
Turn off 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 the power from the computer by unplugging the power cord from the computer.
3.
Disconnect all external devices from the computer.
4.
Remove the battery (see
Battery on page 50 ), and then remove the following components:
a. Service cover (see Service cover on page 51
)
b. Hard drive (see
Hard drive on page 52 )
c.
Optical drive (see
Optical drive on page 54 )
d. Keyboard (see
Keyboard on page 62 )
e. Top cover (see
Top cover on page 71 )
f.
ExpressCard assembly (see
ExpressCard assembly on page 81
)
g. Audio/USB board (see
Audio/USB board on page 85
)
h. Speakers (see
Speakers on page 89 )
i.
Fan/heat sink assembly (see
Fan/heat sink assembly on page 90 )
j.
Display assembly (see
Display assembly on page 96 )
NOTE: When replacing the system board, be sure that the following components are removed from the defective system board and installed on the replacement system board:
●
WWAN module (see WWAN module on page 56 )
● Solid-state drive (see
Solid-state drive on page 58
)
● WLAN module (see
WLAN module on page 59 )
● Expansion memory (see
Primary memory module on page 61 )
● Primary memory (see
Expansion memory module on page 67 )
●
smart card reader (see Smart card reader on page 83
)
● Processor (see
Processor on page 93 )
● Graphics board (see
Graphics board on page 94 )
Remove the system board:
1.
Make sure that the RTC battery cable is disconnected from the system board (see
RTC battery on page 69 ).
104 Chapter 6 Removal and replacement procedures for Authorized Service Provider parts
2.
Disconnect the following cables from the system board:
(1) Power connector cable
(2) RJ-45 (network) cable
(3) USB board cable
3.
Remove the right-side rear corner cover (1).
The right-side rear corner cover is included in the Hinge Cover Kit, spare part number
734294-001.
Component replacement procedures 105
4.
Remove the seven Torx T8M2.5×4.5 screws (2) that secure the system board to the base enclosure.
5.
Lift up on the left side of the system board (1) until it rests at an angle.
6.
Remove the system board (2) by sliding it up and to the left at an angle.
Reverse this procedure to install the system board.
106 Chapter 6 Removal and replacement procedures for Authorized Service Provider parts
Power connector cable
NOTE: The power connector cable is included in the Cable Kit, spare part number 734283-001.
Before removing the power connector cable, follow these steps:
1.
Turn off 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 the power from the computer by unplugging the power cord from the computer.
3.
Disconnect all external devices from the computer.
4.
Remove the battery (see Battery on page 50 ), and then remove the following components:
a. Service cover (see
Service cover on page 51
)
b. Hard drive (see Hard drive on page 52 )
c.
Optical drive (see Optical drive on page 54
)
d. Keyboard (see
Keyboard on page 62 )
e. Top cover (see Top cover on page 71 )
f.
ExpressCard assembly (see
ExpressCard assembly on page 81 )
g. Audio/USB board (see
Audio/USB board on page 85 )
h. USB board (see
USB board on page 87
) i.
Speakers (see
Speakers on page 89 )
j.
Fan/heat sink assembly (see
Fan/heat sink assembly on page 90 )
k. Display assembly (see Display assembly on page 96
)
Remove the power connector cable:
1.
Disconnect the power connector cable (1) from the system board.
2.
Release the power connector cable (2) from the clips built into the base enclosure.
Component replacement procedures 107
3.
Release the power connector (3) from the clips and mold built into the base enclosure.
4.
Remove the power connector cable.
Reverse this procedure to install the power connector cable.
108 Chapter 6 Removal and replacement procedures for Authorized Service Provider parts
RJ-45 (network) cable
NOTE: The RJ-45 (network) cable is included in the Cable Kit, spare part number 734283-001.
Before removing the RJ-45 (network) cable, follow these steps:
1.
Turn off 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 the power from the computer by unplugging the power cord from the computer.
3.
Disconnect all external devices from the computer.
4.
Remove the battery (see Battery on page 50 ), and then remove the following components:
a. Service cover (see
Service cover on page 51
)
b. Hard drive (see Hard drive on page 52 )
c.
Optical drive (see Optical drive on page 54
)
d. Keyboard (see
Keyboard on page 62 )
e. Top cover (see Top cover on page 71 )
f.
ExpressCard assembly (see
ExpressCard assembly on page 81 )
g. Audio/USB board (see
Audio/USB board on page 85 )
h. USB board (see
USB board on page 87
) i.
Speakers (see
Speakers on page 89 )
j.
Fan/heat sink assembly (see
Fan/heat sink assembly on page 90 )
k. Display assembly (see Display assembly on page 96
)
Remove the RJ-45 (network) cable:
1.
Remove the Phillips PM2.0×5.5 screw (1) that secures the left-side rear corner cover to the base enclosure.
Component replacement procedures 109
2.
Remove the left-side rear corner cover (2).
The left-side rear corner cover is included in the Hinge Cover Kit, spare part number 734294-001.
3.
Remove the Phillips PM2.0×5.5 screw (1) that secures the security cable lock bracket to the base enclosure.
4.
Remove the security cable lock bracket (2).
The security cable lock bracket is included in the Bracket Kit, spare part number 734299-001.
110 Chapter 6 Removal and replacement procedures for Authorized Service Provider parts
5.
Remove the RJ-45 (network) cable (3).
Reverse this procedure to install the RJ-45 (network) cable.
Component replacement procedures 111
