AT&T StarLAN 10 Instruction Manual Page 548

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TECHNICAL SPECIFICATIONS
Port Specifications (Contd)
TRUNK PORTS
TRUNK TYPE CIRCUIT PACK
SPECIFICATIONS
DS1 Interface
TN767
Capacity: 24 Circuits
4-Wire Transmission
3-pair Interface:
Transmit
Receive
Loopback
Ground Start
ZTN76
Trunk
Capacity: 8 Circuits
2-wire (600 Ohms or RC Balance)
Transmission
Network Signaling: Ground Start
Two-way or Incoming-only Service
Loop Start
ZTN77
Trunk
Capacity: 8 Circuits
2-wire (600 Ohms or RC Balance)
Transmission
Network Signaling: Loop Start
Two-way or Incoming-only Service
5-18
November 1995
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