5. Follow the procedure in After working inside your computer.
System board
Removing the system board
1. Follow the procedure in Before working inside your computer.
2. Remove the:
a. battery
b. hard drive
c. optical drive
d. base cover
e. I/O board
f. GPS board
g. WLAN card
h. WWAN card
i. hard drive tray
3. Lift the latch [1] and disconnect the system board cables [2].
4. Close the display and flip the computer.
5. To release the system board:
a. Lift the latch [1] and disconnect the I/O cable from the system board [2].
b. Remove the screws that secure the metal tab [3].
c. Lift the metal tab to access the eDP cable [4].
d. Disconnect the eDP cable from the system board [5].
Disassembly and reassembly
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