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68 | Installing System Components
power outlet.
NOTE:
When installing a new power supply in a system with two power
supplies, allow several seconds for the system to recognize the power
supply and determine its status.
System-Board Assembly
Removing a System-Board Assembly
CAUTION: Many repairs may only be done by a certified service technician. You
should only perform troubleshooting and simple repairs as authorized in your
product documentation, or as directed by the online or telephone service and
support team. Damage due to servicing that is not authorized by Dell is not
covered by your warranty. Read and follow the safety instructions that came with
the product.
1 Turn off the system, including any attached peripherals, and
disconnect the system from its electrical outlet.
2 Disconnect all the external cables from the system board.
3 Remove the screw that secures the retaining latch. See Figure 3-6.
4 Press the retaining latch and using the handle, slide the system-board
assembly out of the chassis. See Figure 3-6.