Name:Cable Modem 3.0 (4GE)

Model:CM-3051-4

Feature

Docsis 3.0 and EuroDOCSIS 3.0 Cable Modem CM-3051-4 Ethernet over Coaxial Cable of CATV System
● Adopt Intel Chipset
● DOCSIS® 3.0 and EuroDOCSIS® 3.0 compliant 
● Dual mode DOCSIS®/EuroDOCSIS®
● Backward compatible with (Euro)DOCSIS® 2.0/1.1 
● Up to 8 downstream and 4 upstream channels bonding
● Full Band Capture Tuner (FBC)
● Built-in RF spectrum analyzer 
● MPEG2 over IP encapsulation solution 
● Support SNMP V1/2/3
● IPv4 & IPv6 enabled
● Baseline Privacy Encryption( BPI/BPI+)
● With 4*GE Port
● Size:185*138*37mm



  • Specification

Euro-DOCSIS
Downstream (Receiver)
Frequency (edge to ede) 112-1002 MHz
Demodulation 64QAM or 256QAM
Input level range

43~73 dBuV (64QAM)

47~77dBuV (256QAM)

Symbol rate 6.952 Msym/sec
Bandwidth 8MHz
Input impedance 75 ohm
Input reflect loss ≥ 6 dB
Upstream (Transmitter)
Frequency 5-65MHz (5-85MHz)

Output signal power

(TDMA)

Modulation 1 Channel 2 Channel 3 or 4 Channel
QPSK +61 dBmV +58 dBmV +55 dBmV
8 QAM +58 dBmV +55 dBmV +52 dBmV
16 QAM +58 dBmV +55 dBmV +52 dBmV
32 QAM +57 dBmV +54 dBmV +51 dBmV
64 QAM +57 dBmV +54 dBmV +51 dBmV

Output signal power

(S-TDMA)

Modulation 1 Channel 2 Channel 3 or 4 Channel
QPSK/8-64QAM +56 dBmV +53 dBmV +53 dBmV
Modulation way QPSK, 8QAM, 16QAM, 32QAM, 64QAM, 128QAM
Modulation rate (nominal)

TDMA:

160, 320, 640, 1280, 2560, 5120 KHz


S-CDMA:

1280, 2560, 5120KHz

Bandwidth

TDMA:

200, 400, 800, 1600, 3200, 6400 KHz

S-CDMA:

1600, 3200, 6400 KHz

Output impedance 75 ohm
Input reflect loss ≥ 6 dB
DOCSIS
Downstream (Receiver)
Frequency (edge to ede) 108-999Mhz
Modulation 64QAM or 256QAM
Input level range

43~73 dBuV (64QAM)

47~77dBuV (256QAM)

Symbol rate

5.069 Msym/sec (64QAM)

5.361 Msym/sec (256QAM)

Bandwidth 6MHz
Input impedance 75 ohm
Input reflect loss ≥ 6 dB
Upstream (Transmitter)
Frequency 5-42MHz

Output signal power

(TDMA)

Modulation 1 Channel 2 Channel 3or4 Channel
QPSK +61 dBmV +58 dBmV +55 dBmV
8 QAM +58 dBmV +55 dBmV +52 dBmV
16 QAM +58 dBmV +55 dBmV +52 dBmV
32 QAM +57 dBmV +54 dBmV +51 dBmV
64 QAM +57 dBmV +54 dBmV +51 dBmV

Output signal power

(S-CDMA)

Modulation 1 Channel 2 Channel 3 or 4 Channel
QPSK/8-64QAM +56 dBmV +53 dBmV +53 dBmV
Modulation way QPSK, 8QAM, 16QAM, 32QAM, 64QAM, 128QAM
Modulation rate (nominal)

TDMA:

160, 320, 640, 1280, 2560, 5120 KHz

S-CDMA:

1280, 2560, 5120KHz

Bandwidth

TDMA:

200, 400, 800, 1600, 3200, 6400 KHz

S-CDMA:

1600, 3200, 6400 KHz

Output impedance 75 ohm
Input reflect loss ≥ 6 dB
Maximum (DS/US) rate
DOCSIS® 3.0 (Theoretical) DS: 343 Mbps US: 131 Mbps
(Euro)DOCSIS® 3.0 (Theoretical) DS: 445 Mbps US: 131 Mbps


LED indicator light

Power:

Off: boot fail

Light: boot success

D/S:

Flash: searching

Light: locked

U/S:

Flash: searching

Light: locked

Online:

Flash: Registering

Light: Registered

LAN(1-4):

Off: disconnection

Flash: transmitting or receiving

Light: connected



Physical Interface/Button
Power Jack 1
Power 1
F-type female 75Ω 1
Reset 1
LAN 4x 10/100/1000 Mbps
Power management
Input voltage DC-12V
Power ≤8W
Environment
Temperature 00C to 400C
Humidity 10% - 90% (non-condensing)
Size 185*138*37mm
Weight 0.5kgs
Packages
1 1×User Guide
2 1×1.0M Ethernet Cable
3 4×Label(SN,MAC address)
4 1×Power Adapter

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