LED board
Description Spare part number
LED board (includes cable and Mylar cover) 499209-001
Before removing the LED board, 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 46).
5. Remove the following components:
a. Primary hard drive (see
Primary hard drive on page 55)
b. Optical drive (see
Optical drive on page 60) or Secondary hard drive (see Secondary hard
drive on page 68)
c. Switch cover (see
Switch cover and keyboard on page 62)
Remove the LED board:
Peel the LED board away from the switch cover to remove it.
NOTE: The LED board cable is included with the LED board and is also available in the Cables Kit,
spare part number 492555-001.
Reverse the above procedure to install the LED board.
66 Chapter 4 Removal and replacement procedures
