Nortel Networks 553-3001-211 manual Type II signaling, Sgsg

Page 624 of 894 NT8D15 E&M Trunk card

Figure 142

E&M Type II signaling

SGSG

P

Ð 48V

E	E
M	M	Ð 48V
	P
SB	SB

Note: M, SB, E, and SG designations are Electronic Industries Association and Telecommunications Industries Association (EIA/TIA) conventions. These leads are also known as MB, MA, EA, and EB, respectively.

553-6259

553-3001-211 Standard 2.00 September 2004