Allied Telesis SwitchBlade x3112 - Manual (Page 171)

SwitchBlade x3112 Installation Guide
171
Figure 128. Connecting the Power Wires
Warning
Check to see if there are any exposed copper strands coming from
the installed wires. When this installation is done correctly there
should be no exposed copper wire strands extending from the
terminal block. Any exposed wiring can conduct harmful levels of
electricity to persons touching the wires.  E12
6. Slide the plastic cover to the left and lightly tighten the two screws with
a #1 Phillips-head screwdriver to secure the cover. See Figure 129 on
page 172. You might need to lift the locking handle slightly to access
the bottom screw.