12. Lift the display straight up to remove it from the base enclosure (4).
Reverse this procedure to reassemble and install the display assembly.
System board shield
Description Spare part number
System board shield 649760-001
Before removing the system board shield, follow these steps:
1. Shut down 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 all external devices connected to the computer.
3. Disconnect the power from the computer by first unplugging the power cord from the AC outlet,
and then unplugging the AC adapter from the computer.
4. Remove the following components:
a. Remove the battery (see
Battery on page 41)
b. Remove the service access cover (see
Service access cover on page 42)
c. Remove the WLAN module (see
WLAN module on page 48)
d. Remove the WWAN module (see
WWAN module on page 51)
e. Remove the keyboard (see
Keyboard on page 53)
f. Remove the top cover (see
Top cover on page 57)
g. Remove the display assembly (see
Display assembly on page 63)
66 Chapter 4 Removal and replacement procedures
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