1-28
Cisco ONS 15454 DWDM Reference Manual, R8.5
78-18343-02
Chapter 1      Shelf Assembly Hardware
1.7    ONS 15454 ANSI Backplane Covers
Figure 1-26 Laser Warning on the ONS 15454 ETSI Front-Door Label
1.7 ONS 15454 ANSI Backplane Covers
If a backplane does not have an electrical interface assembly (EIA) panel installed, it should have two 
sheet metal backplane covers (one on each side of the backplane). See Figure 1-27. Each cover is held 
in place with nine 6-32 x 3/8 inch Phillips screws.