This section contains the technical specifications for the low-speed electrical interfaces.
28DS1PM (LNW7) and 56 DS1/E1 (LNW8/LNW801)
12DS3/EC1 (LNW16) and 48DS3/EC1 (LNW19B)
DS3 TransMUX (LNW18)
48DS3/EC1/TransMUX (LNW20)