Datasheet

System board
NOTE: The system board spare part kit includes replacement thermal material.
Description Spare part number
System boards for use in models without Windows 8:
Equipped with Intel Core M-5Y51 processor 790064-001
Equipped with Intel Core M-5Y71 processor 790065-001
System boards for use in Windows 8 models:
Equipped with Intel Core M-5Y51 processor for use in models with Windows 8 Standard 790064-501
Equipped with Intel Core M-5Y51 processor for use in models with Windows 8 Professional 790064-601
Equipped with Intel Core M-5Y71 processor for use in models with Windows 8 Standard 790065-501
Equipped with Intel Core M-5Y71 processor for use in models with Windows 8 Professional 790065-601
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 32).
5. Remove the battery (see
Battery on page 56).
6. 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:
●
SSD drive module (see SSD drive on page 41)
●
WLAN module (see
WLAN module on page 43)
●
Heat sink (see
Heat sink on page 54)
Remove the system board:
1. Disconnect the following cables:
(1): Display panel
(2): Speaker
(3): Webcam
(4): ForcePad
(5): NFC module
(6): Fingerprint reader
60 Chapter 5 Removal and replacement procedures for Authorized Service Provider parts