HP (Hewlett-Packard) 4411S Laptop User Manual


 
4. Remove the system board from the base enclosure (2).
5. (15-in models only) If it is necessary to remove the optical drive connector from the system board,
pull the optical drive board straight off the connector on the system board. The optical drive board
is available using spare part number 535862-001.
Reverse this procedure to install the system board.
SIM
Description Spare part number
SIM 536599-001
Before removing the SIM, 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.
114 Chapter 4 Removal and replacement procedures