Scientific Atlanta DPX2100TM User Manual

Subscriber Networks

Model DPX2100™
WebSTAR™ Cable Modem

Description

The DPX2100 WebSTAR Cable Modem provides DOCSIS® broadband network operators
with a cost-effective solution for delivering standards-based, high-speed data services to their
subscribers.

The DPX2100 features WebWizard, a browser-based user interface. WebWizard is a powerful
tool that facilitates installation and troubleshooting, and eliminates the need to load setup
software on the Customer Premises Equipment (CPE). The DPX2100 also features four front­panel LEDs that provide visual feedback of real-time data transmission and operational status.

Features

• DOCSIS 1.0 and 2.0 certified by CableLabs to meet interoperability and reliability
standards for DOCSIS-compliant networks

• Bridged 10/100BaseT Ethernet port with Auto-MDIX and a USB port to facilitate quick
connectivity to CPE for high-speed data service

• Enhanced bi-directional performance maximizes data throughput

• Rugged electronic components for long-term reliability

• Support for up to 64 users (1 USB port user and up to 63 users on user-supplied

Ethernet hubs)

• USB drivers for Windows 98SE, ME, 2000, and XP

• Support for Broadcom’s Propane packet header suppression for improved upstream data

throughput

• Software upgradeable by network download

• Remote manageability via SNMP V1/V2 and V3

• CD-ROM containing user guide and USB driver installation software

• Both vertical and horizontal installation options

Model DPX2100 WebSTAR Cable Modem

Specifications

RF Downstream

Frequency Range 88 MHz to 860 MHz
Demodulation 64 QAM or 256 QAM
Maximum Data Rate 30 Mbps for 64 QAM and 43 Mbps for 256 QAM
Bandwidth 6 MHz
Operating Level Range -15 dBmV to +15 dBmV
Input Impedance 75 ohms

RF Upstream

Frequency Range 5 MHz to 42 MHz

Modulation

Maximum Data Rate

Bandwidth 200 kHz to 6.4 MHz

Operating Level Range

Output Impedance 75 ohms

Electrical

Input Voltage 12 VDC
Power Consumption (modem module) 6 Watts
Data Ports

RF Female "F" type

Mechanical

Dimensions (H x D x W) 6.88 in. x 5.13 in. x 2.0 in. (17.1 cm x 13 cm x 5 cm)
Weight (approximate) 12.8 oz (0.36 kg)
Operating Temperature 32˚F to 104˚F (0˚C to 40˚C)
Operating Humidity 0 to 90% RH non-condensing
Storage Temperature -4˚F to 158˚F (-20˚C to 70˚C)

Standards Compliance

DOCSIS 1.0 Certified
DOCSIS 2.0 Certified
WHQL Certified

Regulatory Compliance

UL, CUL, FCC B, and CE Certified as required per country where the DPX2100 will be used

16 QAM
QPSK
64 QAM
128 QAM TCM

10.2 Mbps for 16 QAM

5.12 Mbps for QPSK

30.0 Mbps for A-TDMA and SCDMA

+8 dBmV to +58 dBmV
+8 to +55 dBmV ( 8QAM, 16QAM )
+8 to +54 dBmV ( 32QAM, 64QAM )

Ethernet 10/100BaseT (Auto-sensing with Auto-MDIX): RJ-45 Ethernet (1)
USB: USB Slave (1)

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