User guide

CommPlete 4000 Communications Server Overview 27
Orange
Red
Blue
Black
Black
Yellow
Red
Red
Red
Black
Black
White
CommPlete
Orange
Red
Blue
Black
Black
Yellow
Red
Red
Red
Black
Black
White
Figure 4-5b: Wire Colors and Orientation of Power Cables
Board Removal and Replacement
Removing SBC Board
1 Remove the CommPlete 4000 from rack enclosure (two people are needed). Follow the
procedure Disconnecting Cables and Removal from Enclosure presented above.
Summary: after powering down the unit and disconnecting all power and signal cables,
employ two persons to remove its rack-mounting screws and lift the unit out of the rack.
2 Remove the top cover from the CommPlete 4000 by removing the seven cover mounting
screws located in the back of the CommPlete 4000. (See Figure 4-3.)
3 Disconnect the four ribbon cables from the SBC. (See Figure 4-6.) Depending on
your configuration, you may not have all four ports in use.