b. Remove the display hinges (2).
The display hinges are available using spare part number 784464-001 and include the left and
right hinges.
Reverse this procedure to reassemble and install the display assembly.
System board
NOTE: The system board spare part kit includes battery connector bracket and replacement
thermal material.
Description Spare part number
For use only on computer models equipped with an Intel Quad Core processor and the Windows 8
Professional operating system
784468-601
For use only on computer models equipped with an Intel Quad Core processor and the Windows 8
Standard operating system
784468-501
For use only on computer models equipped with an Intel Quad Core processor and without the Windows
operating system
784468-001
For use only on computer models equipped with an Intel Dual Core processor and the Windows 8
Professional operating system
784467-601
For use only on computer models equipped with an Intel Dual Core processor and the Windows 8
Standard operating system
784467-501
For use only on computer models equipped with an Intel Dual Core processor and without the Windows
operating system
784467-001
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.
94 Chapter 6 Removal and replacement procedures for Authorized Service Provider parts
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