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10.
Remove the optical drive bracket (2).
Reverse this procedure to reassemble and install the optical drive.
Upgrade bay
Before removing the upgrade bay, 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 81).
5. Remove the service cover (see
Service cover on page 83).
Remove the upgrade bay:
1. Position the computer upside-down with the right side toward you.
2. Remove the four Phillips PM2.0×4.0 screws that secure the upgrade bay assembly to
the computer.
86 Chapter 4 Removal and replacement procedures