HP ProBook 430 HP ProBook 430 G1 Notebook PC Maintenance and Service Guide - Page 81

System board, Remove the following components

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System board NOTE: All system board spare part kits include replacement thermal material. Description System board for use in models with Intel Core i7 4500u processors: Non-Windows 8 models Windows 8 Standard models Windows 8 Professional models System board for use in models with Intel Core i5 4250u processors: Non-Windows 8 models Windows 8 Standard models Windows 8 Professional models System board for use in models with Intel Core i5 4200u processors: Non-Windows 8 models Windows 8 Standard models Windows 8 Professional models System board for use in models with Intel Core i3 4010u processors: Non-Windows 8 models Windows 8 Standard models Windows 8 Professional models Spare part number 727772-001 727772-501 727772-601 727771-001 727771-501 727771-601 727770-001 727770-501 727770-601 727769-001 727769-501 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

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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