Connecting a PSU
Internal access to a PSU
(EU model PSU illustrated)
Screw
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
2. Remove the two screws (arrowed) from the outer cover and hinge the
3. Remove the four screws from the plastic inner cover and lift the cover
Figure 9: Internal access to PSU
power cannot be reapplied during work on the system.
cover open.
off the box.
Installing Power Supply Units
Screw
Outer cover
Inner cover
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