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Product Overview • Front Panel Overview

Motorola SURFboard SBG941 Series Wireless Cable Modem Gateways • User Guide

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Product Overview

Front Panel Overview

The SBG941 front panel contains indicator lights and the

WPS

button, which is used to

configure a Wi-Fi Protected Security (WPS)-enabled device so that it automatically

connects to the SBG941 wireless network.

The SBG941 front panel LED indicators provide the following status information for

power, communications, and errors:

LED

Flashing

On

1 POWER

Not applicable — LED does not

flash

Green

: Power is properly connected

2 RECEIVE

Scanning for a downstream

(receive) channel connection

Green

: Downstream channel is connected

3 SEND

Scanning for an upstream (send)

channel connection

Green

: Upstream channel is connected

4 ONLINE

Scanning for Internet connection

Green

: Startup process completed

5 LINK

Not applicable — LED does not

flash

Green

: A device is connected to the

Ethernet (10Base-T) or Fast Ethernet

(100Base-T), and/or USB port.

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Product Overview • Rear Panel Overview

Motorola SURFboard SBG941 Series Wireless Cable Modem Gateways • User Guide

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6 WIRELESS

Green

: Wi-Fi enabled with

encrypted wireless data activity.

Long/short flash indicates mobile

pairing in progress.

Amber

: Wi-Fi enabled with

unencrypted wireless data

activity.

Green

: Wireless pairing successfully

established between the SBG941 and

another Wi-Fi enabled device on your

network — printer, PDA, laptop, etc.

Amber

: Mobile pairing was successful.

LED turns green after five minutes.

7 WPS START

Not applicable — LED does not

flash

Green

: WPS button is pressed and Wi-Fi

Protected Security is activated. LED will

remain on until WPS button is released.

Rear Panel Overview

Both the SBG941 and SBG941U (shown above) rear panels contain the following cabling

port and connectors:

Item

Description

1

ETHERNET

1

2

3

4

Ethernet-ports:

Activity LED

— Green LED defines the activity of the Ethernet connector

•

LED is ON — Indicates a 100Base-T negotiated data rate

•

LED is FLASHING — Indicates activity is detected on the port

•

LED is OFF — Indicates the unit is not powered or there is no 100Base-

T Ethernet connection

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Product Overview • MAC Label Overview

Motorola SURFboard SBG941 Series Wireless Cable Modem Gateways • User Guide

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ETHERNET

1

2

3

4

(continued)

10/100 LED

— Indicates the connection data rate

•

Green LED is ON — Indicates a 100Base-T data connection

•

Amber LED is ON — Indicates a 10Base-T negotiated data rate

•

Amber LED is FLASHING — Indicates there is activity on the Ethernet

connection when in 10Base-T rate

•

Amber LED is OFF— Indicates the device is not powered on or there is

no 10Base-T connection

2

USB

For Windows only, used for connecting a PC to the SBG941U.

You cannot connect a Macintosh or UNIX

®

computer to the USB port on

the SBG941U.

Front panel

LINK LED

will turn ON when a USB device is connected and a

link is established

USB connector is available on SBG941U models only.

3

CABLE

Coaxial cable connector

4

RESET

Resets the cable modem which may take from five to 30 minutes

5

POWER

+12VDC power connector

MAC Label Overview

The SBG941 Media Access Control (MAC) label contains the MAC address which is a

unique, 48-bit value that identifies each Ethernet network device. To receive data

service, you need to provide the MAC address marked

HFC MAC ID

to your Internet

Service provider.

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Installing the Modem • Cabling the SBG941

Motorola SURFboard SBG941 Series Wireless Cable Modem Gateways • User Guide

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570280-001-a

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Installing the Modem

This section provides information on setting up and installing the SBG941 wireless

gateway. For information on the WLAN setup, see

Setting Up Your Wireless LAN

.

CAUTION

This product is for indoor use only. Do not route the USB and/or Ethernet cable(s) outside of the

building. Exposure of the cables to lightning could create a safety hazard and damage the product.

Cabling the SBG941

Before starting, power on your computer and check that the SBG941 is unplugged.

1.

Connect the coaxial cable to the cable outlet or splitter.

2.

Connect the other end of the coaxial cable to the cable connector on the modem.

Hand-tighten the connectors to avoid damaging them.

3.

Plug the power cord into the Power port on the modem.

4.

Plug the other end of the power cord into an electrical wall outlet.

The first time you plug in the modem, allow 5 to 30 minutes to find and lock on the

appropriate communications channels.

5.

Connect the Ethernet cable to the Ethernet port on the computer.

6.

Connect the other end of the Ethernet cable to the Ethernet port on the modem.

Figure 1 – Cabling the SBG941

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Installing the Modem • Cabling the SBG941U

Motorola SURFboard SBG941 Series Wireless Cable Modem Gateways • User Guide

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570280-001-a

7.

Check that the LEDs on the front panel cycle through the following sequence:

Table 1 – SBG941 LED Activity During Startup

LED

Description

POWER

Turns on when AC power is connected to the modem.

Indicates that the power is connected properly.

RECEIVE

Flashes while scanning for the downstream receive channel.

Changes to solid green when the receive channel is locked.

SEND

Flashes while scanning for the upstream send channel.

Changes to solid green when the send channel is locked.

ONLINE

Flashes during the modem registration and configuration.

Changes to solid green when the modem is registered.

Cabling the SBG941U

CAUTION

Before plugging in the USB cable on the SBG941U, load the SBG941U Installation CD-ROM in the

CD-ROM drive.

Do not connect the Ethernet and USB cables on the same computer at any time.

Before starting, power on your computer and check that the SBG941U power cord is

unplugged.

1.

Load and run the SBG941U Installation CD-ROM and install the applicable USB

driver.

2.

Connect one end of the coaxial cable to the cable outlet or splitter.

3.

Connect the other end of the coaxial cable to the cable connector on the modem.

Hand-tighten the connectors to avoid damaging them.

4.

Plug the power cord into the power port on the modem.

5.

Plug the other end of the power cord into an electrical wall outlet.

The first time you plug in the modem, allow it 5- to 30 minutes to find and lock on

the appropriate communications channels.

6.

Connect the USB or Ethernet cable to the appropriate port on your computer.

7.

Connect the other end of the USB or Ethernet cable to the appropriate port on the

modem.

8.

Check that the LEDs on the front panel cycle through the proper sequence, see

Table 1 –

SBG941 LED Activity During Startup

.