Installing Power Supply Units
29
Connecting a PSU
Internal access to a PSU
To access the terminals or check the system status indicator LEDs inside
a PSU, see Figure 9:
1. Check that the system is isolated from AC mains power and that
power cannot be reapplied during work on the system.
2. Remove the two screws (arrowed) from the outer cover and hinge the
cover open.
3. Remove the four screws from the plastic inner cover and lift the cover
off the box.
Figure 9: Internal access to PSU
Inner cover
Outer cover
Screw
Screw
(EU model PSU illustrated)