HP Pavilion 11-n038ca HP Pavilion 11 x360 PC Maintenance and Service Guide - Page 68

System board, Wireless antennas may include one or two antennas

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System board NOTE: The system board spare part kit includes replacement thermal material. Description Intel Pentium N3520 processor and the Windows 8.1 Standard operating system Intel Pentium N3520 processor and a non-Windows 8 operating system Intel Celeron N2820 processor and the Windows 8.1 Standard operating system Intel Celeron N2820 processor and a non-Windows 8 operating system Spare part number 755724-501 755724-001 755723-501 755723-001 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 bottom cover (see Bottom cover on page 28). 5. Remove the battery (see Battery on page 49). 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: ● WLAN module (see WLAN module on page 32) ● WWAN module (see WWAN module on page 34) ● Memory module (see Memory module on page 41) ● Heat sink (see Heat sink on page 46) ● Fan (see Fan on page 45) Remove the system board: 1. Disconnect the following cables from the system board: (1): Power connector cable (2): Wireless antennas (may include one or two antennas) (3): Keyboard cable (4): Webcam cable (5): Display cable (6): Power button board cable (7): Fan cable (8): Speaker cable (9): Touchpad board cable (10): Hard drive cable 60 Chapter 5 Removal and replacement procedures for Authorized Service Provider parts

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System board
NOTE:
The system board spare part kit includes replacement thermal material.
Description
Spare part number
Intel Pentium N3520 processor and the Windows 8.1 Standard operating system
755724-501
Intel Pentium N3520 processor and a non-Windows 8 operating system
755724-001
Intel Celeron N2820 processor and the Windows 8.1 Standard operating system
755723-501
Intel Celeron N2820 processor and a non-Windows 8 operating system
755723-001
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 bottom cover (see
Bottom cover
on page
28
).
5.
Remove the battery (see
Battery
on page
49
).
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:
●
WLAN module (see
WLAN module
on page
32
)
●
WWAN module (see
WWAN module
on page
34
)
●
Memory module (see
Memory module
on page
41
)
●
Heat sink (see
Heat sink
on page
46
)
●
Fan (see
Fan
on page
45
)
Remove the system board:
1.
Disconnect the following cables from the system board:
(1):
Power connector cable
(2):
Wireless antennas (may include one or two antennas)
(3):
Keyboard cable
(4):
Webcam cable
(5):
Display cable
(6):
Power button board cable
(7):
Fan cable
(8):
Speaker cable
(9):
Touchpad board cable
(10):
Hard drive cable
60
Chapter 5
Removal and replacement procedures for Authorized Service Provider parts