![](/images/new-backgrounds/1285011/28501191x1.webp)
Light modules
Component | Spare part number |
|
|
Light modules (includes left, right, and rear modules and cables) | |
|
|
Light modules are located under each speaker and at left and right near the rear of the computer. The two modules at the rear are wired together and secured with screws. The left and right modules under the speakers are secured with adhesive.
Before replacing the light modules, follow these steps:
1.Turn off the computer. If you are unsure whether the computer is off or in Hibernation, turn the computer on, and then shut it down through the operating system.
2.Disconnect the power from the computer by unplugging the power cord from the computer.
3.Disconnect all external devices from the computer.
4.Remove the bottom cover (see Bottom cover on page 23).
5.Remove the battery (see Battery on page 31).
6.Remove the heat sink and fans (see Heat sink and fans on page 29).
7.Remove the speakers (see Speakers on page 39).
8.Remove the system board (see System board on page 34).
9.Remove the power button board (see Power button board on page 37).
Remove the light modules:
1.Remove the three Phillips PM2.0×3.0 screws (1) that secure the rear modules to the computer.
2.Remove the wire that connects the rear modules together from the clips in the computer (2).
3.Remove the modules by lifting the rear modules (3) and prying up to disengage the adhesive from the left and right modules (3).
40 Chapter 5 Removal and replacement procedures for Authorized Service Provider parts