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4.
Remove the USB/Card Reader board (4).
Reverse this procedure to install the USB/Card Reader board.
Optical drive
NOTE: The optical drive spare part kit includes a optical drive bracket.
Description Spare part number
Blu-ray ROM DVD±RW Super Multi Double-Layer Drive 603790-001
DVD±RW and CD-RW Super Multi Double-Layer Combo Drive 603789-001
Before removing the optical drive, 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 battery (see
Battery on page 37), and then remove the following components:
a. memory module compartment cover (see
Memory module on page 42)
b. Keyboard (see
Keyboard on page 50)
c. Top cover (see
Top cover on page 52)
ENWW
Component replacement procedures
57