NC-AD300E Manual
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synchronization code, signaling yards and other ancillary signals. E1 interface of the
physical and electrical characteristics comply with the G.703 standard of CCITT.
PCM sequence as shown:
PCM1
PCM0
TX2 RX2 TX1 RX1
Console and ethernet port :to be used as configure and debugging .with RJ45 connector.
And ethrnet port is a 10/100 Base-T Ethernet interface,support IEEE802.3
Reset button:can be used to reset device.
PCM RJ45 interface switch coax sequence:
RJ45 line sequence
1
2
4
5
BNC line sequence
out(ring)
inner (tip)
out(ring)
inner(tip)
RX
TX
Analog interface:to connect telephone line,totally eight interfaces from UC1 to UC8.with
RJ45 connector. the sequence as shown:
表
2-2-2
interface
UC8
UC7
Pin number
1
2
3
4
5
6
7
8
1
2
3
4
5
6
7
8
Line number
28
29
30
31
24
25
26
27
UC6
UC5
1
2
3
4
5
6
7
8
1
2
3
4
5
6
7
8
20
21
22
23
16
17
18
19
UC4
UC3
1
2
3
4
5
6
7
8
1
2
3
4
5
6
7
8
12
13
14
15
8
9
10
11
UC2
UC1
1
2
3
4
5
6
7
8
1
2
3
4
5
6
7
8
4
5
6
7
0
1
2
3
The front of the device as shown:
Light followed:
Power
Eth
Run
S1
L1
S2
L2
Type
Type
Type
Type
I
II
Indicate
ndicate
ndicate
ndicate
N
NN
Normal
ormal
ormal
ormal
A
AA
Abnormal
bnormal
bnormal
bnormal
T
TT
The
he
he
he methods
methods
methods
methods of
of
of
of solution
solution
solution
solution
