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3.1 Up-link sub-card
3.1.1 E1 interface specification
3.1.2 Optical interface specification
Type
RC3000-OPT-FE-S1
RC3000-OPT-FE -S2
RC3000-OPT-FE -S3
RC3000-OPT-FE -SS13 SC/PC
RC3000-OPT-FE -SS15 SC/PC
RC3000-OPT-FE -SS23 SC/PC
RC3000-OPT-FE -SS25 SC/PC
3.1.3 Ethernet interface specification
Chapter 3 Technical Specification
Standard baud rate: 2048Kbps±50ppm
Interface coding:
HDB3
Interface impedance: 75Ω (unbalanced), 120Ω (balanced)
Electric features:
comply with ITU-T G.703
Frame format:
comply with ITU-T G.704
Jitter:
comply with ITU-T G.823
E1 connector type:
balanced RJ45 connector and unbalanced CC3 female connector
E1 cable type:
SYV 75-2-2 thin coaxial cable is recommended for unbalanced signal
(transmission distance is further than 200m); 0.6mm (22AWG) twisted-pair is recommended
for balanced signal. PCM30 and PCM31 are both available.
Standard rate:
150Mbps
Interface coding:
Special scrambling code
Optical connector:
SC type
Optical connector:
SC type (FC is also available to some dual-strand type)
Wavelength
Interface
nm
DSC
1310
DSC
1310
DSC
1550/DFB
T1310/R1550 -15 ~ -8
T1550/R1310 -15 ~ -8
T1310/R1550
T1550/R1310
RJ-45 interface of UTP, the longest transmission distance of CAT-5 cable is 100m.
Comply with IEEE 802.3, 10/100M auto-negotiation, full/half duplex auto-negotiation.
Support IEEE 802.1d Spanning Tree relay, IEEE 802.1q VLAN packet relay
Maximum Ethernet frame size is 1916 bytes
Support flow control of IEEE 802.3x in full duplex
Support flow control of backpressure in half duplex
AUTO-MDI/MDIX
Tx power
Rx sensitivity
dBmW
dBmW
-15 ~ -8
-31
-5 ~ 0
-35
-5 ~ 0
-35
-31
-31
-5 ~ 0
-35
-5 ~ 0
-35
Saturation
Typical range
dBmW
Km
-8
0 ~ 25
-3
10 ~ 50
-3
15 ~ 120
-8
0 ~ 25
-8
0 ~ 25
-3
10 ~ 50
-3
10 ~ 50
User Manual
Attenuation
dB/Km
0.5
0.5
0.25
0.5
0.5
0.5
0.5
7
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