Black Box 34336 Manual De Usuario

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)