ADTRAN 1200103L2, Руководство пользователя

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Chapter 1. Introduction
61200.103L2-1 FXO+ Dual Voice Option Module User Manual
3
100/120/600 with four voice ports in one option slot
• Selectable 2-Wire output for carrier failure
• Full V.34 modem compatible
• Detects and forwards far-end disconnect signals to
ADTRAN FXS+ in FXS mode.
FXO+ Option Module Specifications
The FXO+ Dual Voice option module conforms to the
following specifications:
Voice Channels Two (four with plug-on
module installed)
Transmission Levels TX: +8 to 0 dB TLP, 1 dB
steps
RX: 0 to -8 dB TLP, 1 dB
steps
Frequency Response 300 to 3400 Hz (+/- 1.0 dB)
2-wire Impedance 600
Ω
+ 2.15
µ
F
2-wire ERL
≥
20 dB
2-wire SRL
≥
15 dB
THL ERL >25 dB
THL SRL
≥
20 dB
Longitudinal Bal >52 dB
RX Idle Channel Noise <15 dBrnc
TX Idle Channel Noise <20 dBrnc
Operating Temperature 0
°
to 45
°
C, relative humid-
ity, non-condensing
Connector RJ-45
Tests Power-on circuit test
Signal Bits Monitoring and
Setting
1 kHz test tone generation
Settable 2-wire port output
state