HP (Hewlett-Packard) DM3 Laptop User Manual


 
Front LED board
Description Spare part
number
Front LED board with cable (part of cables kit) 611214-001
Before removing the fron 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 36).
5.
Remove the keyboard (see
Keyboard on page 50
6.
Remove the top cover (see
Top cover on page 53).
Remove the front LED board:
1.
Position the base enclosure with the front edge toward you.
2. Disconnect the LED board cable (1) from the system board.
3. Remove the two Phillips 2.5×4.0 screws (2) that secure the LED board to the enclosure.
4. Lift the cable (3) to disengage the adhesive bond between the cable and the enclosure.
5. Remove the speakers (4).
64 Chapter 4 Removal and replacement procedures