HP 15 - Manual (Page 60)

Description Spare part number
● For Windows 8 Professional 703714-601
● For Windows 8 Standard 703714-501
● For Ubuntu Linux or FreeDOS 2.0 703714-001
For use with computer models with HM70 chipsets and Pentium 987 processors:
● For Windows 8 Professional 701691-601
● For Windows 8 Standard 701691-501
● For Ubuntu Linux or FreeDOS 2. 701691-001
IMPORTANT: Make special note of each screw and screw lock size and location during removal
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 Battery on page 32 ).
5. Remove the keyboard (see Keyboard on page 36 ).
6. Remove the top cover (see Top cover on page 40 ).
7. Remove the hard drive (see Hard drive on page 44 ).
8. Remove the USB board (see USB board/Audio jack on page 47 ).
9. Remove the WLAN (see WLAN module on page 48 ).
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 Memory module on page 55 )
● RTC battery (see RTC battery on page 57 )
● Heat sink (see Heat sink on page 62 )
● PCH heat sink (see PCH heat sink on page 61 )
● mSATA solid-state drive (see mSATA solid-state drive on page 59 )
Remove the system board:
52 Chapter 4 Removal and replacement procedures