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5.14 Function of RC3000-SUB-DSR(-48V)
RC3000-SUB-DSR (-48V) is a FXS phone sub-card with -48V feed and polarity reversal function.
There are 4 channels which are decided by hardware, unchangeable. Two RJ45 connectors make up
of the 4 channels and each RJ45 connector has two channels. And the definition of each interface is
as follows:
Channel
Pins
5.15 Function of RC3000-SUB-DETHB
5.15.1 Rules for channel allocation
RC3000-SUB-DETHB is a channel Ethernet data user card with a 10/100BaseT auto-negotiation
interface, and please refers to configuration rules of RC3000-SUB-DETHB user card.
5.15.2 Definition of Ethernet interface
Ethernet interface uses RJ45 connector and realizes Auto-MDI/MDIX (cross over or straight-through)
cable as following figure:
The interface is standard Ethernet interface. Indicators are all green:
LNK/ACT: indicates the Ethernet user card LINK and active status, ON: LINK ON
PWR: power supply indicator light, ON: powered on.
100: Ethernet speed indicator light, ON: 100BaseT, OFF: 10BaseT.
FDX: ON: full duplex
5.15.3 Setting of Ethernet sub-card
Ethernet user card has many functions and both Hyper Terminal and network management can
configure the following commands:
1 2 3 4 5 6 7 8
RJ45-1
1
RJ45-1, 1T,2R
RJ45-1, 5T,6R
Figure 5-22
1 2 3 4 5 6 7 8
RJ45-2
Figure 5-21
2
3
RJ45-2, 1T,2R
User Manual
4
RJ45-2, 5T,6R
35
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