HP Pavilion dm1-4400 HP Pavilion dm1 Entertainment PC Maintenance and Service - Page 62

TouchPad button board, System board, TouchPad cable

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TouchPad button board Description TouchPad button board (includes cable) Spare part number 664993-001 Before removing the TouchPad button board, 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 37), and then remove the following components: a. Service cover (see WLAN module on page 40) b. Keyboard (see Keyboard on page 48) c. Top cover (see Top cover on page 51) Remove the TouchPad button board and cable: 1. Turn the top cover upside down, with the front edge toward you. 2. Release the ZIF connector to which the TouchPad cable is attached, and then disconnect the TouchPad cable (1) from the TouchPad button board. 3. Remove the two Phillips PM2.0×3.8 screws (2) that secure the TouchPad button board to the top cover. 4. Remove the TouchPad button board (3) and cable. Reverse this procedure to install the TouchPad button board and cable. System board NOTE: The system board spare part kit includes replacement thermal material. Description Spare part number For use in models with AMD processors: AMD E2-2000 processor and with WWAN capability (includes replacement thermal material) 702958-001 AMD E2-2000 processor and with WWAN capability that run Windows 8 Standard (includes replacement thermal material) 702958-501 AMD E2-2000 X slot processor and with WWAN capability (includes replacement thermal material) 702959-001 AMD E2-2000 X slot processor and with WWAN capability that run Windows 8 Standard (includes 702959-501 replacement thermal material) 54 Chapter 4 Removal and replacement procedures

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TouchPad button board
Description
Spare part number
TouchPad button board (includes cable)
664993-001
Before removing the TouchPad button board, 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
37
), and then remove the following components:
a.
Service cover (see
WLAN module
on page
40
)
b.
Keyboard (see
Keyboard
on page
48
)
c.
Top cover (see
Top cover
on page
51
)
Remove the TouchPad button board and cable:
1.
Turn the top cover upside down, with the front edge toward you.
2.
Release the ZIF connector to which the TouchPad cable is attached, and then disconnect the
TouchPad cable
(1)
from the TouchPad button board.
3.
Remove the two Phillips PM2.0×3.8 screws
(2)
that secure the TouchPad button board to the
top cover.
4.
Remove the TouchPad button board
(3)
and cable.
Reverse this procedure to install the TouchPad button board and cable.
System board
NOTE:
The system board spare part kit includes replacement thermal material.
Description
Spare part number
For use in models with AMD processors:
AMD E2-2000 processor and with WWAN capability (includes replacement thermal material)
702958-001
AMD E2-2000 processor and with WWAN capability that run Windows 8 Standard (includes
replacement thermal material)
702958-501
AMD E2-2000 X slot processor and with WWAN capability (includes replacement thermal material)
702959-001
AMD E2-2000 X slot processor and with WWAN capability that run Windows 8 Standard (includes
replacement thermal material)
702959-501
54
Chapter 4
Removal and replacement procedures