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2
Installation (Getting Started)
Electrical Test Ports
56
SONET/SDH Out BNC 75 ohm unbalanced connector for an
STS-1/STM-0 (B3ZS) or STS-3/STM-1 (CMI) electrical output.
SONET/ SDH In BNC 75 ohm unbalanced connector for an
STS-1/STM-0 (B3ZS) or STS-3/STM-1 (CMI) electrical input.
Input Mode - Terminate or Monitor. Monitor mode conforms to
G.772-1993. Monitor Gain - 20 dB.
2 Mb/s Out 3-pin Siemens 120 ohm balanced connector for an
E1 Transmit or E1 Drop signal output. Either this port or the
2-140 Mb/s, DS3 unbalanced Out port can be active for the E1
Transmit function.
2 Mb/s In 3-pin Siemens 120 ohm balanced connector for an
E1 Receive or E1 Insert signal input. Either this port or the
2-140 Mb/s DS3 unbalanced In port can be active for the E1
Receive function.
DS1 Out Bantam 100 ohm balanced connector for a DS1
Transmit or DS1 Drop signal output.
DS1 In Bantam 100 ohm balanced connector for a DS1 Receive
or DS1 Insert signal input.
2-140 Mb/s DS3 Out BNC 75 ohm unbalanced connector for E1,
E2, E3, E4, DS3 transmit or E3, E4, DS3 Drop signals. Either
this port or the 2 Mb/s balanced Out port can be active for the
E1 Transmit function.
2-140 Mb/s DS3 In BNC 75 ohm unbalanced connector for E1,
E2, E3, E4, DS3 receive or E3, E4, DS3 Insert signals. Either this
part or the 2 Mb/s balanced In port can be active for E1.
Installation and Verification Manual
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