User's Manual

7
1.0 Specifications
V.29 QAM at 9600, 7200, and 4800 bps
V.27 8-phase DPSK at 4800 and 2400 bps
V.26 4-phase DPSK at 2400 and 1200 bps
V.23 FSK at 1200/75 bps, full duplex
V.22 bis: QAM at 2400 bps; bandsplit, full duplex
V.22: DPSK at 1200 bps; bandsplit, full duplex
V.21: PSK at 0 to 300 bps; bandsplit, full duplex
Autodialer — Automatic dialing using rotary pulses or tone
signaling; supports Hayes AT commands or
V.25 bis commands
Answer Modes — Automatic and manual answer
Equalization — Receiver: Automatic adaptive equalization
Transmitter: Selectable compromise equalization
(4 types)
Line Requirement — Unconditioned
Transmit Timing — Internal, external, or slaved to receive clock
Transmit Level — Leased: Selectable, 0 to -15 dBm
Dial: Permissive or programmable
Interface — Terminal: RS-232C/D, CCITT V.24/V.28
Dialup Line: 8-pin RJ-45 modular connector with
A/A1 and MI/MIC control
Leased Line: 6-pin RJ-11 modular connector
Diagnostic: 8-pin RJ-45 modular connector
Carrier Detect Threshold — Leased line: -26, -33, or -43 dBm; selectable
Dial line: -34, 41, or -51 dBm; selectable
Test Capabilities — Analog loopback, analog loopback self-test,
self-test with errors, digital loopback, remote
digital loo.pback self-test, external analog
loopback (4-wire), external analog loopback
self-test (4-wire); front-panel TIA/EIA or front-
panel Hayes control
AC Power — Stand-alone: 90-132 VAC, 60 Hz ±5%
Rackmount: 117/220 VAC
Power Consumption — 13 watts
Heat Generation — 44 BTU/hr
Ringer Equivalence — 0.7 B
Environment — Ambient temp: 32 to 120°F (0 to 49°C)
Storage temp.: 20 to 180°F (-7 to 82°C)
Relative humidity: 5 to 90% at 24°C (75°F)
non-condensing
Size (stand-alone unit) — 2.5"H x 9.7"W x 10.1"D (6.4 x 24.6 x 25.7 cm)
Weight — Stand-alone: 4.1 lb (1.9 kg)
Rackmount: 2 lb. (0.9 kg)