4. Remove the SIM card insert from the computer (3).
5. Lift the side of the system board upward (1), and then pull the system board away from the connectors 
on the side of the computer to remove it (2).
Reverse this procedure to install the system board.
Display assembly
To remove and disassemble the display assembly, use these procedures and illustrations.
Full hinge-up displays are not available as spare parts. Spare parts for displays are available only at the 
subcomponent level.
Before removing the display panel, follow these steps:
1. Prepare the computer for disassembly (Preparation for disassembly on page 33).
2. Remove the bottom cover (Bottom cover on page 33).
Component replacement procedures 59