Lenovo TD100X manual Power supply retaining screws Power supply assembly

6.While you support the power-supply, remove the three screws from the pivot bracket that secure the power supply to the chassis; then, lift the power supply off the chassis. Save the screws to use when you install the replacement power supply.

Power supply retaining screws

Power supply assembly

7.If you are instructed to return the power supply, follow all packaging instructions, and use any packaging materials for shipping that are supplied to you.

134ThinkServer TD100 and TD100x: Hardware Maintenance Manual