HP ProLiant ML30 Gen10 Plus User Manual page 52

7. If the server is using a hot-plug power supply, secure the power cord in the strain relief strap attached to the power supply handle:
a. Unwrap the strain relief strap from the power supply handle.
CAUTION: Avoid tight bend radii to prevent damaging the internal wires of a power cord or a server cable. Never CAUTION:
bend power cords and server cables tight enough to cause a crease in the sheathing.
b. Secure the power cord with the strain relief strap. Roll the extra length of the strap around the power supply handle.
8. Employ industry best practices in routing and managing the peripheral cables and power cords.
9. Connect each power cord to the power source.
10. Tighten the server tray thumbscrews.
Install the server into the rack 52