System board
NOTE:
The system board spare part kit includes a processor, heat sink, 8 GB of system RAM, and
replacement thermal material.
All system boards use the following part numbers:
xxxxxx-001: Windows 7 or non-Windows operating systems
xxxxxx-601: Windows 10 operating system
Description
Spare part number
Equipped with Intel Core m7-6Y75 processor
850910-xxx
Equipped with Intel Core m5-6Y57 processor
850909-xxx
Equipped with Intel Core m5-6Y54 processor
850908-xxx
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 23
).
5.
Remove the battery (see
Battery on page 25
).
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 26
)
Remove the system board:
1.
Disconnect the following cables:
(1): WLAN antennas
(2): Webcam cable
(3): Keyboard backlight cable
(4): TouchPad cable
(5): Display panel cable
(6): Keyboard cable (primary)
(7): Audio board cable
(8): Speaker cable
30
Chapter 5 Removal and replacement procedures for Authorized Service Provider parts
