Dell Vostro 15 3558 - Manual (Page 21)

Installing the Speakers
1. Insert the speakers into the chassis and press along the retention clips to lock in place.
2. Install:
a. base cover
b. keyboard
c. memory module
d. hard drive
e. WLAN card
f. access panel
g. optical-disk drive
h. battery
3. Follow the procedures in After Working Inside Your computer.
Removing the System Board
1. Follow the procedures in Before Working Inside Your Computer .
2. Remove:
a. battery
b. optical-disk drive
c. access panel
d. hard drive
e. WLAN card
f. memory module
g. keyboard
h. base cover
3. Perform the following steps as shown in the illustration:
a. Lift to release the locking tab [1].
b. Disconnect the touchpad and power button cable [2].
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