Service Manual

Steps
1. Using the alignment posts, adhere the keyboard-controller board into the slot on the palm-rest and keyboard assembly.
2. Align the screw hole on the keyboard-controller board with the screw hole on the palm-rest and keyboard assembly.
3. Replace the screw (M2x2) that secures the keyboard-controller board to the palm-rest and keyboard assembly.
4. Connect the keyboard-controller board cable to the keyboard-controller board and close the latch to secure the cable.
5. Connect the keyboard cable to the keyboard-controller board and close the latch to secure the cable.
6. Connect the keyboard-backlight cable to the keyboard-controller board and close the latch to secure the cable.
Next steps
1. Install the
battery.
2. Install the base cover.
3. Follow the procedure in After working inside your computer.
System board
Removing the system board
Prerequisites
1. Follow the procedure in
Before working inside your computer.
NOTE: Replacing the system board removes any changes that you have made to the BIOS using the BIOS setup program.
Make the appropriate changes again after you replace the system board.
NOTE: Before disconnecting the cables from the system board, note the location of the connectors so that you can
reconnect the cables correctly after you replace the system board.
2. Remove the base cover.
3. Remove the battery.
4. Remove the 2230 solid-state drive or 2280 solid-state drive in SSD slot one, whichever applicable.
5. Remove the 2230 solid-state drive or 2280 solid-state drive in SSD slot two, whichever applicable.
6. Remove the memory module.
7. Remove the wireless card.
57