Optional Internal Usb Memory Key; Optional Internal Usb Memory Key Details; Replacing The Optional Internal Usb Memory Key; Power Supply Units - Dell EMC PowerEdge R740xd Installation And Service Manual

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Next steps
1.
Install the expansion card riser
2. If applicable, connect the cables to the expansion card(s).
3. If applicable, open the PCIe card holder latch on the air shroud to secure the full length expansion card.
4. Follow the procedure listed in
5. While booting, press F2 to enter the System Setup and ensure that the battery is operating properly.
6. Enter the correct time and date in the System Setup Time and Date fields.
7. Exit the System Setup.

Optional internal USB memory key

Optional internal USB memory key details

An optional USB memory key can be installed in the internal USB 3.0 port.
NOTE:
To locate the internal USB port on the system board, see the

Replacing the optional internal USB memory key

Prerequisites
CAUTION:
To avoid interference with other components in the server, the maximum permissible dimensions of the USB
memory key are 15.9 mm wide x 57.15 mm long x 7.9 mm high.
1. Follow the safety guidelines listed in
2. Follow the procedure listed in
Steps
1. Locate the USB port or USB memory key on the system board.
To locate the USB port, see the
2. If installed, remove the USB memory key from the USB port.
3. Insert the replacement USB memory key into the USB port.
Next steps
1. Follow the procedure listed in
2. While booting, press F2 to enter System Setup and verify that the system detects the USB memory key.

Power supply units

Power supply unit details

Your system supports one of the following:
Two 2400 W, 2000 W, 1600 W, 1100 W, 750 W, or 495 W AC PSUs
Two 1100 W DC PSUs
Two 1100 W or 750 W Mixed Mode HVDC PSUs
NOTE:
For more information, see the
CAUTION:
If two PSUs are installed, both the PSUs must have the same type of label. For example, Extended Power
Performance (EPP) label. Mixing PSUs from previous generations of PowerEdge servers is not supported, even if the
PSUs have the same power rating. Mixing PSUs will result in mismatch condition or failure to turn the system on.
192
Installing and removing system components
1A.
After working inside your
system.
Safety
instructions.
Before working inside your
internal USB memory key details
After working inside your
system.
Technical specifications
System board jumpers and connectors
system.
section.
section.
section.

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