Dell Inspiron 2100 System Reference Manual - Page 25
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1. If possible,
enter the system setup program
computer because you will have to restore the configuration information after the system board is replaced.
2.
Remove the computer
cover.
3.
Remove the power
supply.
4. Disconnect any cables connected to cards, and
5. Disconnect all internal cables from the
6.
Remove the heat sink
assembly.
7.
Remove the
microprocessor.
8.
Remove the memory
modules.
9. Push the system-board retaining clip until it disengages.
10. Slide the system board forward until is no longer held by the standoffs that secure the system board to the computer frame.
NOTE: You may need to slide the board toward the front of the computer to clear the hooked standoffs before you can lift the
board from the computer.
11. Carefully lift the system board out of the input/output (I/O) gasket and remove the board from the computer. The I/O gasket is on the back of
the computer where all of the input and output ports are located (see the
When you install a replacement
board with the cutouts in the I/O gasket. When properly aligned, the board connectors slide into the I/O gasket as you lower the board into position
in the chassis and reseat it on the standoffs. Lock the board in place with the system-board retaining clip.
After you install the replacement system board, replace the microprocessor, the
from the old system board.
To configure the system after you install a replacement board:
1. Install the jumper plug on pins 2 and 3 of
2.
Replace the computer
cover, and start the computer.
The computer automatically starts the
screen.
3. Select Clear All Passwords, and press <Enter> twice.
4. Press <F10> to exit the system setup program and save any changes you made.
5. Turn off the computer, remove the computer cover, and replace the jumper plug on pins 1 and 2 of
Normal mode operation.
6.
Replace the
cover, and start the computer.
and print the system setup screens by pressing the <Print Screen> key before you turn off the
remove these
system
board.
system
board, angle the back of the board downward and carefully align the connectors on the back edge of the
configuration jumper
system setup
program, adds the Maintenance option to the menu bar, and displays the Maintenance
1 System-board retaining clip
2 System board
3 Standoffs
cards.
system
board).
heat
sink, the
memory
J7A1 to select Maintenance mode operation.
modules, and the
cards
that you removed
configuration jumper
J7A1 to select