CAUTION: Before you begin the following procedure, follow the safety instructions in the Product
Information Guide.
NOTICE: To avoid electrostatic discharge, ground yourself by using a wrist grounding strap or by periodically
touching an unpainted metal surface (such as the back panel) on the computer.
NOTICE: To help prevent damage to the system board, remove the main battery (see Before Working Inside
Your Computer) before working inside the computer.
NOTE: You can remove the hard drive bay without removing the ExpressCard cage. The only reason for
removing the ExpressCard Cage from the hard drive bay is if you are replacing an existing ExpressCard cage
or hard drive bay.