For use in country/region Spare part number For use in country/region Spare part number
For use in Latin America L04543-161 For use in Turkey L04543-141
For use in the Netherlands L04543-B31 For use in the United Kingdom L04543-031
For use in Portugal L04543-131 For use in the United States L04543-001
Before removing the keyboard, follow these steps:
1. Shut down the computer. If you are unsure whether the computer is o or in Hibernation, turn
the computer on, and 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 bottom cover (see Bottom cover on page 30), and then remove the following components:
a. Battery (see Battery on page 32)
b. Fans (see Fans on page 39)
c. System board (see System board on page 41)
Remove the keyboard:
1. Detach the solid-state drive connector board cable (1) from the keyboard. (The solid-state drive connector
board cable is attached to the keyboard with double-sided adhesive.)
2. Detach the keyboard cable (2) from the keyboard. (The keyboard cable is attached to the keyboard with
double-sided adhesive.)
3. Detach the backlight cable (3) from the keyboard. (The backlight cable is attached to the keyboard with
double-sided adhesive.)
46 Chapter 5 Removal and replacement procedures