HP Pavilion m4-1000 HP Pavilion m4 Notebook PC Maintenance and Service Guide - Page 63

System board, Disconnect all external devices from the computer.

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4. Remove the audio/USB (4) from the base enclosure. Reverse this procedure to install the audio/USB board. System board NOTE: The system board spare part kit includes replacement thermal material. Description Equipped with the Intel HM77 Express Chipset, nVidia N14M-GS GeForce 730M discrete graphics subsystem with 2-GB of memory, and the Windows 8 Standard operating system Equipped with the Intel HM77 Express Chipset, nVidia N14M-GS GeForce 730M discrete graphics subsystem with 2-GB of memory, and the Windows 7 operating system Spare part number 718445-501 718445-001 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 30) and then remove the following components: a. Hard drive (see Hard drive on page 31) b. WLAN module (see WLAN module on page 33) Component replacement procedures 55

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4.
Remove the audio/USB
(4)
from the base enclosure.
Reverse this procedure to install the audio/USB board.
System board
NOTE:
The system board spare part kit includes replacement thermal material.
Description
Spare part number
Equipped with the Intel HM77 Express Chipset, nVidia N14M-GS GeForce 730M discrete
graphics subsystem with 2-GB of memory, and the Windows 8 Standard operating system
718445-501
Equipped with the Intel HM77 Express Chipset, nVidia N14M-GS GeForce 730M discrete
graphics subsystem with 2-GB of memory, and the Windows 7 operating system
718445-001
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
30
) and then remove the following components:
a.
Hard drive (see
Hard drive
on page
31
)
b.
WLAN module (see
WLAN module
on page
33
)
Component replacement procedures
55