Dell NX430 Owner's Manual page 119

CAUTION: Take care not to damage the system identification button while removing the
system board from the chassis.
2. Remove the screws on the system board, and slide the system board toward the front of the chassis.
3. Hold the system board by the touch points and lift it out of the chassis.
CAUTION: To prevent damage to the system board, do not lift the system board by holding a
memory module, processor, or other components; hold the system board by its edges only.
Figure 41. Removing and installing the system board
1. touch point (2)
3. system board
Next steps
1. Install the system board.
2. screw (8)
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