System board
NOTE: The system board spare part kit includes replacement thermal material.
All system boards use the following part numbers:
xxxxxx-001: No-Windows operating systems
xxxxxx-601: Windows 8.1 or Windows 10 operating system
Description Spare part number
System board, includes Intel Core i7-5500U processor and 4 GB of discrete graphics memory 812712-xxx
System board, includes Intel Core i7-5500U processor and 2 GB of discrete graphics memory 812710-xxx
System board, includes Intel Core i7-5500U processor and UMA graphics memory 812713-xxx
System board, includes Intel Core i5-5200U processor and 4 GB of discrete graphics memory 812711-xxx
System board, includes Intel Core i5-5200U processor and 2 GB of discrete graphics memory 812709-xxx
System board, includes Intel Core i5-5200U processor and UMA graphics memory 837094-xxx
Before removing the system board, follow these steps:
1. Turn o the computer. If you are unsure whether the computer is o 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 35).
5. Remove the battery (see Battery on page 54).
6. Remove the hard drive (see Hard drive on page 55).
7. Remove the front speakers (see Speakers (front) on page 57).
8. Remove the fan (see Fan on page 46).
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:
●
Memory module (see Memory module on page 40)
●
Heat sink (see Heat sink on page 52)
●
Fan (see Fan on page 46)
●
WLAN module (see WLAN module on page 38)
Remove the system board:
1. Disconnect the following cables from the system board:
(1) Display cable
(2) Speaker cable
(3) Power connector cable
(4) Subwoofer cable
66 Chapter 6 Removal and replacement procedures for Authorized Service Provider parts