Service Manual

System Board 141
System-Board Jumper Settings
Removing the System Board
CAUTION: Before you remove any component from the system
board, read the steps in "Precautionary Measures."
NOTE: The system board
and metal tray are
attached and are removed
as one piece.
1
Remove any components that restrict access to the system board.
2 Disconnect all cables from the system board.
3 Before you remove the existing system board, visually compare the
replacement system board to the existing system board to make sure
that you have the correct part.
4 Pull up on the tab and slide the system board toward the front of the
computer; lift it up and away.
Jumper Setting Description
PSWD (default) Password features are enabled.
Password features are disabled.
RTCRST Real-time clock reset. Can be used for
troubleshooting purposes.
jumpered unjumpered