HP 430 G1 E3U85UTABA, 430 G1 E3U87UTABA manual System board, d. Top cover see Top cover on page

System board

NOTE: All system board spare part kits include replacement thermal material.

Description		Spare part number
System board for use in models with Intel Core i7 4500u processors:
Non-Windows 8 models		727772-001
Windows 8 Standard models		727772-501
Windows 8 Professional models		727772-601
System board for use in models with Intel Core i5 4250u processors:
Non-Windows 8 models		727771-001
Windows 8 Standard models		727771-501
Windows 8 Professional models		727771-601
System board for use in models with Intel Core i5 4200u processors:
Non-Windows 8 models		727770-001
Windows 8	Standard models	727770-501
Windows 8	Professional models	727770-601
System board for use in models with Intel Core i3 4010u processors:
Non-Windows 8 models		727769-001
Windows 8	Standard models	727769-501
Windows 8	Professional models	727769-601

Before removing the system board, follow these steps:

1.Shut down 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 all external devices connected to the computer.

3.Disconnect the power from the computer by first unplugging the power cord from the AC outlet, and then unplugging the AC adapter from the computer.

4.Remove the battery (see Battery on page 35).

5.Remove the following components:

a.Service door (see Service door on page 43).

b.Hard drive (see Hard drive on page 40)

c.Keyboard (see Keyboard on page 37)

d.Top cover (see Top cover on page 50)

Component replacement procedures 71