Power-supply
cage assembly
Power-supply
cage handle
6. While supporting the power-supply cage, remove the three screws from the
pivot bracket that secure the power-supply cage to the chassis; then, lift the
cage off the chassis.
Power supply
assembly
Power supply
retaining screws
7. If you are instructed to return the power-supply cage, follow all packaging
instructions, and use any packaging materials for shipping that are supplied to
you.
144 System x3400 Types 7973, 7974, 7975, and 7976: Problem Determination and Service Guide