Lucent Technologies 1079984G3 manual TN791 Guest Line 16-Port

Hardware Descriptions

■Secondary lightning protection

■Same premises, out-of-building support

■Supports the 500-type, 2500-type, 7100-series, 8102-type, and 8110-type telephones

The distance limit for the 500-type, 2500-type, and 7102A telephones

is 20,000 feet (6096 m). The distance limit for the 7101A and 7103A tele- phones is 15,200 feet (4633 m). The distance limit for the 8100-series telephones and the 9100-series telephones (not supported in the United States) is 12,000 feet (3657 m). All distances are with 24-gauge wire.

■Ringer load of 3

■Supports simultaneous ringing on 8 ports.

The TN2215 allows ringing on four ports of each half of the circuit pack for a maximum of eight simultaneous ports ringing. A user attempting to ring one half of the circuit pack when all four ports are busy receives a busy tone.

TN791 — Guest Line (16-Port)

The TN791 analog line circuit pack (labeled Guest Line) is intended for use with analog telephone connections. The TN791 contains the circuitry to support many types of analog telephones, including most telephones used today in sites that have neon or LED message lamps. The TN791 has the following character- istics:

■16 ports

■Supports neon and LED Message Waiting indicators

■Feed voltage of -48V

■Supports A-law and Mu-law companding and administrable timers

■Supports queue warning level lamps and paging system circuits

■Supports hard bridging

Issue 1 April 1997 105