System Board - HP Pavilion 14 Maintenance And Service Manual

System board

NOTE: The processor is included on the system board.
The system board Thermal Material Kit, part number 680571-001, includes replacement thermal
paste and pads.
Description
System board
IMPORTANT:
and replacement.
Before removing the system board, follow these steps:
1. Shut down the computer.
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
5. Remove the keyboard (see
6. Remove the top cover (see
7. Remove the hard drive (see
8. Remove the USB board (see
9. Remove the WLAN (see
After removing 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
●
RTC battery (see
●
Heat sink (see
●
PCH heat sink (see
Remove the system board:
1. Disconnect the following cables from the system board:
●
Display panel cable (1)
●
Speaker cable (2)
●
Fan power connector (3)
38 Chapter 4 Removal and replacement procedures
Make special note of each screw and screw lock size and location during removal
Battery on page
Keyboard on page
Top cover on page
Hard drive on page
USB board/Audio jack on page
WLAN module on page
Memory module on page
RTC battery on page
Heat sink on page 46)
PCH heat sink on page
20).
24).
28).
32).
34).
35).
41)
44)
45)
Spare part number
704989-001