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M
User Guide
®
Motorola SURFboard
SBG941 Series Wireless Cable Modem
*
Gateways
*SBG941
SBG941U
SBG941E
SBG941UE
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B Safety and Regulatory Information i IMPORTANT SAFETY INSTRUCTIONS Read This Before You Begin When using your equipment, basic safety precautions should always be followed to reduce the risk of fire, electric shock, and injury to persons, including the following: • Read all of the instructions listed here and/or in the user manual before you operate this device. Give particular attention to all safety precautions. Retain the instructions for future reference. • This device must be
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B • Wipe the device with a clean, dry cloth. Never use cleaning fluid or similar chemicals. Do not spray cleaners directly on the device or use forced air to remove dust. • Do not use this product near water: for example, near a bathtub, washbowl, kitchen sink or laundry tub, in a wet basement, or near a swimming pool. • Upon completion of any service or repairs to this device, ask the service technician to perform safety checks to determine that the device is in safe operating conditi
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B FCC STATEMENTS FCC INTERFERENCE STATEMENT 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 provide reasonable protection against harmful interference in a residential environment. This equipment generates, uses, and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications
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B Caring for the Environment by Recycling When you see this symbol on a Motorola product, do not dispose of the product with residential or commercial waste. Recycling your Motorola Equipment Please do not dispose of this product with your residential or commercial waste. Some countries or regions, such as the European Union, have set up systems to collect and recycle electrical and electronic waste items. Contact your local authorities for information about practices established fo
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B Contents Safety and Regulatory Information Introduction Inside the Box.................................................................................................................................. 1 Minimum System Requirements .................................................................................................... 2 Contact Information......................................................................................................................... 2 Product
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B Status Pages Status Software Page.................................................................................................................... 20 Status Connection Page ................................................................................................................ 21 Status Security Page ..................................................................................................................... 22 Status Diagnostics Page................................
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B Wireless 802.11 Primary Network Page ....................................................................................... 51 Wireless 802.11 Guest Network Page .......................................................................................... 54 Wireless 802.11 Advanced Page................................................................................................... 56 Wireless 802.11 Access Control Page .................................................................
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B Introduction 1 The Motorola SBG941 Wireless Cable Modem Gateway can be used in households with one or more computers capable of wireless and/or wired connectivity. This guide provides product overview and setup information for the SBG941. It also provides instructions for installing the cable modem and configuring the wireless, Ethernet, router, DHCP, and security settings. Note: All references to the SBG941 used throughout this guide also apply to the SBG941U, SBG941E, and S
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B You will need a 75-ohm coaxial cable with F-type connectors to connect the SBG941 to the nearest cable outlet. If a TV is connected to the cable outlet, you may need a 5 to 900 MHz RF splitter and two additional coaxial cables to use the TV and SBG941. Note: This product is also designed for IT power systems with phase to phase voltage 230VAC input. Minimum System Requirements The SBG941 is compatible with the following operating systems: • Windows XP Service Pack 2 or later • Win
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B Product Overview 2 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 Green: Power is properly connected flash 2 RECEIVE Scann
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B 6 WIRELESS Green: Wi-Fi enabled with Green: Wireless pairing successfully encrypted wireless data activity. established between the SBG941 and Long/short flash indicates mobile another Wi-Fi enabled device on your pairing in progress. network — printer, PDA, laptop, etc. Amber: Wi-Fi enabled with Amber: Mobile pairing was successful. unencrypted wireless data LED turns green after five minutes. activity. 7 WPS START Not applicable — LED does not Green: WPS button is pressed and Wi
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B ETHERNET 10/100 LED — Indicates the connection data rate 1 2 3 4 • Green LED is ON — Indicates a 100Base-T data connection (continued) • 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 con
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B Installing the Modem 3 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 unplug
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B 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
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B Figure 2 – Cabling the SBG941U Connecting to the Internet After installing the modem, check that you can connect to the Internet. You can retrieve an IP address for your computer’s network interface using one of the following options: • Retrieve the statically-defined IP address and DNS address • Automatically retrieve the IP address using the Network DHCP server The modem provides a DHCP server on its LAN. Motorola recommends that you configure your LAN to obtain the IPs for th
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B 4. Select Properties from the drop-down menu to display the Local Area Connection Properties window. Be sure Internet Protocol (TCP/IP) is checked. 5. Select Internet Protocol (TCP/IP) and click Properties to display the Internet Protocol (TCP/IP) Properties window. 6. Select Obtain an IP address automatically and Obtain DNS server address automatically. 7. Click OK to save the TCP/IP settings and exit the TCP/IP Properties window. 8. Close the Local Area Connection Properties wind
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B Verifying the IP Address in Windows XP To check the IP address: 1. On the Windows Desktop, click Start. 2. Select Run. The Run window is displayed. 3. Type cmd and click OK. 4. Type ipconfig and press ENTER to display your IP configuration. If an Autoconfiguration IP address is displayed, that indicates possible broadband network problems or an improper connection between your computer and the SBG941. The Autoconfiguration IP address, ranging from 169.254.0.0 to 169.254.255.255
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B Renewing Your IP Address in Windows XP or Windows Vista 1. Open a command prompt window. A. From the Windows Taskbar, click Start to open the Start menu. B. Select Run to open the Run window. C. Type cmd in the Open entry box and click OK. 2. Type ipconfig /renew and press ENTER. A valid IP address should appear indicating that Internet access is available. 3. Type exit and press ENTER to close the command prompt window. If, after performing this procedure, your computer cannot
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B If possible, mount the modem to concrete, masonry, a wooden stud, or some other solid wall material. Use anchors if necessary (for example, if you must mount the unit on drywall). CAUTION Before drilling holes, check the structure for potential damage to water, gas, or electrical lines. 1. Drill the holes to a depth of at least 1½ inches (3.8 cm). There must be .10 inches (2.5 mm) between the wall and the underside of the screw head. 2. After mounting, reconnect the coaxial
