System board
Description Spare part number
Intel Core i7-7820 HQ, 2400 MHz/6 MB L3, Quad, cTDP, 45 W L02930-001
Intel Core i7-7820 HQ, 2400 MHz/6 MB L3, Quad, cTDP, 45 W, WIN L02930-601
Follow these steps to remove the system board:
1. Shut down the computer. If you are unsure whether the computer is o or in hibernation, turn the
computer on, 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 rst unplugging the power cord from the AC outlet and then
unplugging the AC adapter from the computer.
4. Remove the top cover (see Top Cover on page 14).
5. Remove the fans (see Fans on page 16).
6. Remove the antenna (see Antennas on page 18).
7. Remove the battery (see Battery on page 19).
8. Remove the SSD (see Solid state drive on page 20).
9. Remove the heat sink (see Heat sink on page 21).
10. Remove the WLAN module (see WLAN module on page 24).
11. If replacing the system board, make sure to remove the following components from the old system board
and install on the new system board:
●
Memory module (Memory modules on page 22).
●
Solid-state drive (Solid state drive on page 20).
●
WLAN module (WLAN module on page 24)
12. Remove the three stando screws (1) and two screws that secure the system board to the computer.
Component replacement procedures 25
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