3. PSU connector
4. handle
Installing a power supply unit
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 are shipped with your product.
CAUTION: The system requires at least one power supply unit (PSU) to operate normally.
Verify that both PSUs are of the same type and have the same maximum output power.
NOTE: The maximum output power is printed on the PSU label.
Follow the safety guidelines listed in the Safety instructions section.
Slide the new PSU into the chassis until the PSU until is fully seated and the release lever snaps into
place.
Connect the power cable to the PSU and plug the cable into a power outlet.
NOTE: When installing a new PSU in a system with two PSUs, allow several seconds for the system
to recognize the PSU and determine its status.
System board assembly
Removing the system board tray
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 are shipped with your product.
Follow the safety guidelines listed in the Safety instructions section.
1.
Remove the screw that secures the retaining latch.
2.
Press the retaining latch and slide the system board tray out of the chassis.
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