Raisecom RC3000 - Function of RC3000-SUB-10 FXO Card

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40
5～6 Reserved
7～8 Reserved
Principle of RC3000-SUB-10FXS is as follow:
5.20 Function of RC3000-SUB-10FXO card
10 FXO audio sub-card is a relay interface module relaying FBX voice channel. There are 10
channels of a FXO and the channel number is decided by hardware and unchangeable. Interface is
made up of 3 RJ45; Definition of RJ45 interface is as follows:
RJ45 Pin Channel Name
1～2 1
st
line CHANN1A / CHANN1B
3～4 2
nd
line CHANN2A / CHANN2B
PORT 1
5～6 3
rd
line CHANN3A / CHANN3B
Multiplexing
bus module
Figure 43
Voice channe
l
interface
Voice channel control
module
Multiplexing
module
Control bus
module
Voice input &
output
Control of
channel output
Interface
p
rotection
Signal input &
output
2W & 4W balance
module
Voice D/A
converter
Detect of ring and
on-hook/off-hook
Bus interface
Multiplexing bus
Control bus
1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8
Figure 44
RJ45-1 RJ45-2
1 2 3 4 5 6 7 8
RJ45-3