D-Link DCM-712 User manual

Table of contents

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DCM-712 VoIP Cable Modem Quick Installation Guide

Unpacking and Inspection

DCM-712 cable modem * 1

RJ-45 CAT 5e cable * 1

15 V/1.0A PowerAdaptor * 1

QIG * 1

Rear Panel and Hardware Connection

This chapter describes the proper steps for connecting your cable modem. Please be sure to follow

the steps in the sequence outlined below. Failure to do so could result in improper operation or failure

of your cable modem.

Step 1:

Connect a cable by feeding the F-connector on the back of the cable modem. Ensure the center

conductor of the 75 ohm coaxial cable is inserted directly into the center of the F-connector. Secure

the coaxial cable by carefully threading the outer shell of the coaxial cable connector onto the

F-connector in a clockwise direction until tight. Be careful not to over-tighten the connector or you may

damage either the connector or the cable modem.

Step2: Connect the cable modem to an IEEE 802.3 10/100/1000Base-TX Network using a RJ-45

male-terminated Ethernet cable. This cable modem equips with one Ethernet ports.

Step 3: Connect the telephone sets to TEL1 and TEL2. Use RJ-11 telephone line to connect

TEL1/TEL2 port on the cable modem and telephone socket on telephone.

Step 1 Connecting

the Coaxial Cable

Step 3 Connecting the

Telephone cord

Step 4 Connecting to

the AC Adapter

Step 2 Connecting to a Network

Interface Card

Power On / Off

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DCM-712 VoIP Cable Modem Quick Installation Guide

Step 4: Connect the AC Adapter to the cable modem by inserting the barrel-shaped connector into the

mating power connector on the back of the cable modem. Exercise carefully to ensure the connectors

are properly aligned prior to insertion and ensure the two connectors engage completely. The cable

modem is shipped with anAC adapter. Remember to use only power adapter that came with the cable

modem. Other power adapters might have voltages that are not correct for your particular cable

modem. Using a power adapter with the wrong voltage can damage the cable modem.

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DCM-712 VoIP Cable Modem Quick Installation Guide

Front Panel & LEDs

There are LEDs located on the front panel top provide status information to the user.

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DCM-712 VoIP Cable Modem Quick Installation Guide

LED

Color

Behavior

Status

Power

Green

On

“On/Off” button On

Off

“On/Off” button Off

Online

Green

Blinking

Cable provisioning

On

Cable provisioning finished

Off

Cable provisioning stop/failed

U/S

Green

Blinking

Upstream ranging

On

Upstream locked

Off

Upstream stop

Blue

On

Channel bonded

D/S

Green

Blinking

Downstream ranging

On

Downstream Locked

Off

Downstream stop

Blue

On

Channel bonded

LAN

Green

On

ETH device connected

Blinking

Data Transfer Activity

Off

No ETH device connected

TEL1

Green

On

VoIP registered

Blinking

VoIP provisioning/Call in progress

Off

VoIP disable

TEL2

Green

On

VoIP registered

Blinking

VoIP provisioning/ Call in progress

Off

VoIP disable

*When both U/S and D/S Blinking means Firmware upgrade is in processing.

All manuals and user guides at all-guides.com

DCM-712 VoIP Cable Modem Quick Installation Guide

Technical Support

You can find software updates and user documentation/manual on the D-Link website.

Tech Support for customers within Singapore:

D-Link Technical Support over the Telephone:

Service Centre Hotline: (65) 6774 6233 [Press 1]

24x7 Technical Support Hotline: (65) 6501 4280 (StarHub Customer)

D-Link Technical Support over the Internet:

www.dlink.com.sg/support/

email:support@dlink.com.sg

All manuals and user guides at all-guides.com