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Base enclosure
Description Spare part number
Base enclosure (includes battery release latch assembly, rubber feet, and service cover release
latch assembly)
693301-001
Before removing the base enclosure, 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 battery (see
Battery on page 45), and then remove the following components:
a. Service cover (see
Service cover on page 47)
b. Hard drive (see
Hard drive on page 48)
c. WLAN module (see
WLAN module on page 51)
d. WWAN module (see
WWAN module on page 53)
e. Keyboard (see
Keyboard on page 58)
NOTE: When replacing the base enclosure, be sure to remove the following components from the
defective base enclosure and install them on the replacement base enclosure:
●
Audio board (see
Audio board on page 67)
●
Speakers (see
Speakers on page 68)
●
Power switch board (see
Power switch board on page 70)
Remove the base enclosure:
1. Close the computer.
2. Turn the computer upside down, with the front toward you.
Component replacement procedures
63