Corecess CORECESS3121 ADSL Modem User Manual CC3121IG E

Corecess Inc. ADSL Modem CC3121IG E

User Manual

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Document ID413591
Application IDix2PzO6OHx1rDhJnPXCkAw==
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Date Submitted2004-04-13 00:00:00
Date Available2004-04-13 00:00:00
Creation Date2004-04-08 07:37:53
Producing SoftwareAcrobat Distiller 5.0 (Windows)
Document Lastmod2004-04-09 11:00:21
Document TitleMicrosoft Word - CC3121IG_E_.doc
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Document Author: 10000077

| FCC Part 15 Notice |
NOTE: This equipment has been tested and found to comply
with the limits for a Class B digital device, pursuant to part 15 of
the FCC Rules. These limits are designed to pro-vide reasonable
protection against harmful interference in a residential installation.
This equipment generates, uses and can radiate radio frequency
energy and, if not in-stalled and used in accordance with the
instructions, may cause harmful interference to radio
communications. However, there is no guarantee that
interference will not occur in a particular installation. If this
equipment does cause harmful interference to radio or television
reception, which can be determined by turning the equipment off
and on, the user is encouraged to try to correct the interference
by one or more of the following measures:
-Reorient or relocate the receiving antenna.
-Increase the separation between the equipment and receiver.
-Connect the equipment into an outlet on a circuit different from
that to which the receiver is connected.
-Consult the dealer or an experienced radio/TV technician for
help.
CAUTION : Changes or modifications not expressly approved by
the manufacturer responsible for compliance could void the
user’s authority to operate the equipment.
| Copyright |
Copyrightⓒ Corecess All rights Reserved.
No part of this book shall be reproduced, stored in a
retrieval system, or transmitted by any means, electronic,
mechanical, photocopying, recording, or otherwise,
without written permission from the publisher.
The specifications and information regarding the products
in this manual are subject to changed without notice.
| Trademark Credit |
Corecess 3121 is registered trademark of Corecess Inc.
Windows is registered trademark of Microsoft Corp.
Corecess Inc.
500-2, Sangdaewon-dong, Jungwon-ku, Sungnam-city,
Kyungki-do, Korea, 462-120
TEL: +82-31-739-6600
FAX: +82-31-739-6622
http://www.corecess.com
Using This Document
Thank you for using the product of Corecess. This manual will show you how to set up the
Corecess 3121 ADSL modem, and how to customize its configuration to get the most out of your
new product.
This user manual uses the following conventions:
Note:
Introduces useful item for the use of product, reference, and its related materials.
Caution: Explains possible situations or conditions of improper operation and possibility of losing data
and provides suggestions how to deal with those cases.
Table of Contents
Introduction ..................................................................... 4
Key Features ............................................................. 4
System Requirement ................................................. 4
Getting to Know the Corecess 3121 ......................... 5
Unpacking the Box ..................................................... 5
Front Panel ................................................................. 6
Rear Panel ................................................................. 7
Connecting Hardware .................................................. 8
Connecting Telephone/ADSL Line .............................. 9
Connecting PC ........................................................... 9
Connecting Console Terminal ..................................... 9
Connecting Power ................................................... 10
Configuring Your Computers .................................... 11
Before you begin ..................................................... 11
Windows XP ............................................................ 11
Windows 2000/NT ................................................... 12
Windows 95/98/ME ................................................. 13
Troubleshooting ........................................................... 14
Technical Specifications ............................................ 16
Introduction
The Corecess 3121 is an Asymmetric Digital Subscriber Line (ADSL) modem used for home
connectivity to an ADSL service provider network. The Corecess 3121 ADSL modem receives
adaptive data rates of up to 24Mbps downstream and transmits 1Mbps upstream.
Key Features
The Corecess 3121 ADSL modem provides the following key features:
y Internal ADSL modem for high-speed Internet access.
y 10/100Base-T Ethernet router to provide Internet connectivity to all computers on your LAN.
y Network address translation (NAT), Firewall, and IP filtering functions to provide security for
your LAN.
y Network configuration through DHCP Server and DHCP Relay.
y Services including IP route and DNS configuration, RIP, and IP and DSL performance
monitoring.
y Configuration program you access via an HTML browser.
y Quality of Service for traffic routed and/or bridged by the modem.
System Requirement
In order to use the Corecess 3121, you must have the following:
y ADSL service up and running on your telephone line, with at least one public Internet address
for your computer.
y One or more computers with an Ethernet 10Base-T/100Base-T network interface card (NIC).
y An Ethernet hub/switch, if you are connecting the device to more than one computer on an
Ethernet network.
y For system configuration using the supplied web-based program: a web browser such as
Internet Explorer v5.0 or later, or Netscape v4.7 or later.
Corecess 3121 Installation Guide
Getting to Know the Corecess 3121
Unpacking the Box
Check the shipping carton carefully to ensure that the contents include the items you ordered.
y Corecess 3121 ADSL modem
y Power adapter and power cord
Corecess 3121
y Ethernet cable (“straight-through” type)
y Standard phone/DSL line cable
PWR
DSL
ACT
LAN
y Manual CD
Core
cess
3121
Power adpater
Phone/DSL line cable(RJ-11)
Power cord
Ethernet cable (straight-through type)
Manual CD
Note: The Ethernet cable for the Corecess 3121 should be assembled with a ferrite core which meets
the following specification:
Internal diameter:
9.50mm
External diameter:
18.40±0.40mm
Length:
28.00±0.40mm
Note: The following hardware is not provided but neccssary to install and configure the Corecess
3121. Before installing the Corecess 3121, prepare the following hardware:
y Micro-filter or splitter (provided separately by your service provider)
y PC with Ethernet port or adapter (optional)
Caution:
To reduce the risk of fire, use only No. 26AWG or larger telecommunication line cord.
Front Panel
The front panel contains lights called LEDs that indicate the status of the unit.
PW
AC
LA
Label
Color
PWR
Green
On
Off
DSL
Green
On
: ADSL link is established and active.
Blinking : ADSL link is training.
Off
: No ADSL link.
ACT
Green
Blinking : ADSL data is sending/receiving through the port.
Off
: No ADSL data.
Green
On
: LAN link is established and active.
Blinking : Ethernet data is sending/receiving through the port.
Off
: No LAN link.
LAN
DS
Function
: The Corecess 3121 is powered on.
: The Corecess 3121 is powered off.
Corecess 3121 Installation Guide
Rear Panel
The rear panel contains the ports for the unit’s data and power connections.
OFF
ON 5V DC
Label
OFF/ON
5V DC
CONSOL
LAN
CONSOL
LAN
PHONE
LINE
Function
Switches the unit on or off.
Connects to the supplied power converter cable.
Connects the device to a console terminal.
Connects the device to your PC’s Ethernet port, or to the uplink port on your LAN’s
hub, using the cable provided.
PHONE
Connects the device to a telephone jack for DSL communication.
LINE
Connects the device to a telephone jack for DSL communication.
Connecting Hardware
The Corecess 3121 supports both the POTS splitter and micro-filter phone configurations. Before
cabling the Corecess 3121, verify your configuration with your service provider. This section
describes how to connect the Corecess 3121 to the phone jack, the power outlet, and your
computer or network.
The following figure illustrates the hardware connections. The layout of the ports on your device
may vary from the layout shown. Refer to the steps that follow for specific instructions.
OFF
CONSOL
ON 5V DC
LAN
PHONE
LINE
Power
adapter
ADSL cable
Console cable
PC
Phone cable
Phone
Ethernet cable
ETHERNET connection: n or o
Console terminal
Hub or switch
(for local area)
Ethernet cable
PC
Corecess 3121 Installation Guide
Ethernet cable
PC
Connecting Telephone/ADSL Line
n Connect the provided ADSL cable to the PHONE
port of the Corecess 3121 and a telephone.
o Unplug the telephone line from the telephone
OFF
ON
5V DC
CONS
OL
LAN
PHON
and plug the line to the LINE port of the Corecess
LINE
3121.
Connecting PC
Connect the provided Ethernet cable to the LAN port
OFF
of the Corecess 3121 and then connect the other end
ON
5V DC
CONS
OL
LAN
PHON
of the cable to Ethernet port on the NIC installed to
LINE
your PC.
Note: If you are connecting a LAN to the Corecess 3121, you must use a “crossover” Ethernet cable
(not provided) to attach a regular hub or switch port. The crossover cable is wired differently than the
cable you would use to connect to a hub. When you compare the colored wires on each end of a
straight-through cable, they will be in the same sequence; on crossover cables, they will not. Contact
your ISP for assistance.
Connecting Console Terminal
Caution: General users need not to connect a console terminal. It is only for the ADSL Service Provider.
Connect a console cable to the CONSOL port of the
Corecess 3121 and then connect the other end of the
cable to the terminal or a PC.
OFF
ON
5V DC
CONS
OL
LAN
PHON
LINE
Connecting Power
Caution: You must use the power adapter provided with the Corecess 3121.
n Connect the provided power supply cable
into the 5V DC port of the Corecess 3121.
OFF
ON
o Connect the provided power cord to the
5V DC
CONS
OL
LAN
PHON
LINE
power supply and connect the other end of
the cord to an appropriate electrical outlet.
Caution: You must power on the Corecess 3121 before powering on your PC. If you power on your PC
first, PC’s IP address may not be properly assigned.
10
Corecess 3121 Installation Guide
Configuring Your Computers
This section provides instructions for configuring the Internet settings on your computers to work
with the Corecess 3121.
Before you begin
By default, the Corecess 3121 automatically assigns all required Internet settings to your PCs. You
need only to configure the PCs to accept the information when it is assigned. Follow the
instructions that correspond to the operating system installed on your PC.
Caution: When you configure your computer, leave the default value of any other configuration that
is not mentioned in the following description.
Windows XP
1. In the Windows task bar, click the Start button and then select
Control Panel. (Figure 1)
2. Double-click the Network
icon at the  window.
Figure 1
3. Right-click the Local Area Connection icon at the  windows and select Properties. (Figure 2)
4. In the  dialog box, select the
Internet Protocol (TCP/IP) in the ‘This connection uses the following
items’ list and click
. (Figure 3)
Figure 2
5. In the  dialog box, click the radio button labeled Obtain
an IP address automatically. Also click the radio button labeled the Obtain DNS server address
automatically. (Figure 4)
Figure 3
6. Click
Figure 4
twice to confirm your changes, and close the Control Panel.
11
Windows 2000/NT
1. In the Windows task, click the Start button, point to Settings,
and then click Network and Dial-up Connections. (Figure 1)
2. Right-click the Local Area Connection icon at the  windows and then select
Figure 1
Properties. (Figure 2)
3. In the  dialog box,
select Internet Protocol (TCP/IP), and then click
(Figure 3)
Figure 2
4. In the  dialog box, click the radio button labeled Obtain
an IP address automatically. Also click the radio button labeled Obtain DNS server address automatically.
(Figure 4)
Figure 3
5. Click
12
twice to confirm your changes, and close the Control Panel.
Corecess 3121 Installation Guide
Figure 4
Windows 95/98/ME
1. In the Windows task bar, click the Start button, point to Settings,
and then click Control Panel. (Figure 1)
2. Double-click the Network
icon.
3. In the  dialog box, select TCP/IP, and then click
Figure 1
. (Figure 2)
4. In the  dialog box, click the [IP Address] tab and then click the radio button
labeled Obtain an IP address automatically. (Figure 3)
5. Click the [DNS Configuration] tab, and then click the radio button labeled Disable DNS. (Figure 4)
Figure 2
Figure 4
Figure 3
6. Click the [Gateway] tab and ensure that there is no gateway
installed. If there are installed gateways, delete them by
clicking [Remove]. Click
7. Click
. (Figure 5)
twice to confirm and save your changes. You
will be prompted to restart Windows. Click
Figure 5
13
Troubleshooting
If you cannot connect to ADSL network, please check the status of the LEDs on the front panel,
and then ensure the following:
1. Check the LAN LED
If the LAN LED goes off, ensure that the Ethernet cable is firmly connected both to the LAN
port on the Corecess 3121 and Ethernet port on the NIC installed to your PC.
2. Check the DSL LED
If the DSL LED blinks continuously and never stays solid on, ensure that the DSL cable is
firmly connected to the LINE port on the Corecess 3121. If the DSL LED still blinks, contact
your ADSL service provider. If the DSL LED goes off, turn off the power of the Corecess 3121
by pressing the power switch and turn on the power again. If DSL LED still blinks, contact
your vendor.
3. Check your PC’s IP address
If all LEDs operate normally and cables are firmly connected to the ports, ensure that your
PC’s IP address is properly assigned. Otherwise, assign a new IP address according to your
operating system.
Windows 95/98/ME
n Click the Start button and select Run.
14
Corecess 3121 Installation Guide
o Input winipcfg and press the [Enter] key.
p Select Ethernet adapter connected with
q Click Renew All.
the Corecess 3121 and click Release All.
Windows 2000/NT/XP
n Click the Start button and select Run.
o Input cmd and press the [Enter] key.
p The DOS-prompt appears. Input ipconfig
q Input ipconfig /renew and press [Enter] key.
/release and press [Enter] key.
4. Restart your PC
If new IP address is not assigned properly or you cannot solve the problem, ensure that the
Corecess 3121 turns on and then restart your PC.
15
Technical Specifications
Description
Specification
ADSL Standard
Standard
y T1.413i2
y ITU-T G.992.1(G.dmt)
y ITU-T G.992.2(G.lite)
y ITU-T G.992.3(G.dmt.bis)
y ITU-T G.992.5(ADSL2+)
IEEE Standard
y IEEE 802.3 10Base-T
y IEEE 802.3u 100Base-TX
Ethernet
y 10/100Base-TX
y Connector: RJ-45
Interface
ADSL Line
y Line Code: DMT (Discrete Multi-Tone)
y Downstream: Max 24Mbps
y Upstream: Max 1Mbps
y Connector: RJ-11
ADSL Protocol
y PPP over ATM VCMUX (RFC 2364)
y PPP over ATM LLCSNAP (RFC 2364)
y Bridged IP over ATM LLCSNAP (RFC 1483)
y Routed IP over ATM LLCSNAP (RFC 1483)
y Bridged IP over ATM VCMUX (RFC 1483)
y Routed IP over ATM VCMUX (RFC 1483)
y Classical IP over ATM (RFC 1577)
y PPP over Ethernet VCMUX (RFC 2516)
y PPP over Ethernet LLCSNAP (RFC 2516)
Connector
y 1 RJ-11 (DSL)
y 1 RJ-45 (LAN)
y 1 Power socket (5V DC)
LED
y PWR: Indicates DC power status.
y DSL : Indicates connection status with ADSL network (physical link).
y ACT : Indicates ADSL data activity.
y LAN : Indicates connection status and data activity with LAN.
Environmental Conditions
y Temperature: 0°C ~ 50°C
y Humidity: 5% ~ 90%
Physical Conditions
y Dimension: 160(W) x 160(D) x 36(H) mm
y Weight: 310g
Power Requirements
y Input: 100-240VAC, 50-60Hz, DC 5V/2A
y Power consumption: Max. 6 Watt
16
Corecess 3121 Installation Guide

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Mod Date                        : 2004:04:09 11:00:21+09:00
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Metadata Date                   : 2004:04:09 11:00:21+09:00
Creator                         : 10000077
Title                           : Microsoft Word - CC3121IG_E_.doc
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EXIF Metadata provided by EXIF.tools
FCC ID Filing: QB3CORECESS3121

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