User Guide
Page 3
... cable. Sometimes a cable will already be available. Let's get started If you connect to the jack with a coax cable. Your modem can also share a coax cable attached to connect your modem as shown on the next panel. Please note that from your cable service provider. Sometimes there's a coax wall jack available, and you don't have cable modem service, please order that a splitter sometimes reduces a cable modem's speed; Connecting to a Coax Cable...
... cable. Sometimes a cable will already be available. Let's get started If you connect to the jack with a coax cable. Your modem can also share a coax cable attached to connect your modem as shown on the next panel. Please note that from your cable service provider. Sometimes there's a coax wall jack available, and you don't have cable modem service, please order that a splitter sometimes reduces a cable modem's speed; Connecting to a Coax Cable...
User Guide
Page 4
You may want to Connect a Router, below. 4 Alternatively, you can connect to a WiFi router see If You Want to use the supplied wrench. COAX Connect a "live" coax cable to a computer. Make the connection snug but not over-tight.) RESET button ETHERNET (LAN) Connect this port to the modem's COAX connector as discussed above. (Tighten the nut so it's finger tight. ON/OFF button POWER Connect the supplied power cube between the power jack and an electrical outlet.
You may want to Connect a Router, below. 4 Alternatively, you can connect to a WiFi router see If You Want to use the supplied wrench. COAX Connect a "live" coax cable to a computer. Make the connection snug but not over-tight.) RESET button ETHERNET (LAN) Connect this port to the modem's COAX connector as discussed above. (Tighten the nut so it's finger tight. ON/OFF button POWER Connect the supplied power cube between the power jack and an electrical outlet.
User Guide
Page 5
... into the MB7621's Ethernet port. This should have : • Subscribed to cable Internet service. • Connected your cable modem. • Powered up to 15 minutes. Activate For some service providers, you to www.motorola.com . You should bring you activate by first opening the Web browser of the modem. Many service providers including Comcast and Cox prefer that you 're asked for the online connection light ( ) to be...
... into the MB7621's Ethernet port. This should have : • Subscribed to cable Internet service. • Connected your cable modem. • Powered up to 15 minutes. Activate For some service providers, you to www.motorola.com . You should bring you activate by first opening the Web browser of the modem. Many service providers including Comcast and Cox prefer that you 're asked for the online connection light ( ) to be...
User Guide
Page 6
... your cable modem is activated either online or by phone, your service provider will provision your MB7621 is NOT working, see Troubleshooting Tips below. Here is a list of phone numbers for some cases this may take 30 minutes or longer to complete. Note: You can connect this list is subject to a WiFi router, computer, HDTV, game station, or other Ethernet-capable device. For Comcast XFINITY Users Only...
... your cable modem is activated either online or by phone, your service provider will provision your MB7621 is NOT working, see Troubleshooting Tips below. Here is a list of phone numbers for some cases this may take 30 minutes or longer to complete. Note: You can connect this list is subject to a WiFi router, computer, HDTV, game station, or other Ethernet-capable device. For Comcast XFINITY Users Only...
User Guide
Page 7
... other device connected to the router, try connecting to complete its power-up the cable modem. The LAN light on page 5.) Using a computer or other end of the cable into the router's WAN port. (You may be done after the cable modem has been activated from your router's instructions for setting up the router. Follow your computer first.) 3. Wait for the ONLINE light ( ) to the MB7621. If you haven't already activated your Internet service...
... other device connected to the router, try connecting to complete its power-up the cable modem. The LAN light on page 5.) Using a computer or other end of the cable into the router's WAN port. (You may be done after the cable modem has been activated from your router's instructions for setting up the router. Follow your computer first.) 3. Wait for the ONLINE light ( ) to the MB7621. If you haven't already activated your Internet service...
User Guide
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... adjust their network. 8 You should still get high Internet speeds, but your service provider may want to go online Green: Online OFF: Offline LAN Green Blinking: Ethernet data is flowing Green: Ethernet port linked Rear Panel Ethernet LAN ports Green or Amber Blinking: Ethernet data is flowing Green: Connected at 1 Gbps Amber: Connected at 10 or 100 Mbps OFF: No connection † If a blue Upstream or Downstream light blinks continuously, this indicates partial service (at least one designated channel has not...
... adjust their network. 8 You should still get high Internet speeds, but your service provider may want to go online Green: Online OFF: Offline LAN Green Blinking: Ethernet data is flowing Green: Ethernet port linked Rear Panel Ethernet LAN ports Green or Amber Blinking: Ethernet data is flowing Green: Connected at 1 Gbps Amber: Connected at 10 or 100 Mbps OFF: No connection † If a blue Upstream or Downstream light blinks continuously, this indicates partial service (at least one designated channel has not...
User Guide
Page 9
... turn your cable modem off for at least 8 seconds, then on, to make an Internet connection right after installation? • First turn your cable modem off for . • Check the speed with a computer plugged into a live . Sometimes a service outage also affects your TV service, so check that the modem is getting Internet service but my speed is disappointing? • Be sure you know what speed you search the phrase: broadband speed test. 9 power, Ethernet...
... turn your cable modem off for at least 8 seconds, then on, to make an Internet connection right after installation? • First turn your cable modem off for . • Check the speed with a computer plugged into a live . Sometimes a service outage also affects your TV service, so check that the modem is getting Internet service but my speed is disappointing? • Be sure you know what speed you search the phrase: broadband speed test. 9 power, Ethernet...
User Guide
Page 10
... have a router problem. • Some video streaming services get bottlenecked, especially at www.motorolanetwork.com/services Do you have lots more information at less busy times. • Try connecting your cable modem nearer to where the coaxial cable comes into the modem, you may need this to match service speeds of at least 1000 MHz. • Make sure your computer's or router's LAN port supports gigabit rates (1000BT or...
... have a router problem. • Some video streaming services get bottlenecked, especially at www.motorolanetwork.com/services Do you have lots more information at less busy times. • Try connecting your cable modem nearer to where the coaxial cable comes into the modem, you may need this to match service speeds of at least 1000 MHz. • Make sure your computer's or router's LAN port supports gigabit rates (1000BT or...
User Guide
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To read the full warranty, please go to help. www.motorolanetwork.com/support Email: support@motorolanetwork.com Phone: 800-753-0797 or 617-753-0562 Limited Warranty MTRLC LLC warrants this product against defects in material and workmanship for a warranty period of 2 years. Our Website has our Motorola Mentor information, and also provides returns and warranty information. Please visit our support Website or call our support specialists. We like to www.motorolanetwork.com/warranty 11
To read the full warranty, please go to help. www.motorolanetwork.com/support Email: support@motorolanetwork.com Phone: 800-753-0797 or 617-753-0562 Limited Warranty MTRLC LLC warrants this product against defects in material and workmanship for a warranty period of 2 years. Our Website has our Motorola Mentor information, and also provides returns and warranty information. Please visit our support Website or call our support specialists. We like to www.motorolanetwork.com/warranty 11
User Guide
Page 12
... put the cable modem or its power cube in water, since this device by the user must accept any interference which results from moisture and be careful about temperature. Your cable modem should be operated in an environment that may cause undesired operation. MOTOROLA and the Stylized M Logo are used with this device in a confined space. Accessories connected to ensure...
... put the cable modem or its power cube in water, since this device by the user must accept any interference which results from moisture and be careful about temperature. Your cable modem should be operated in an environment that may cause undesired operation. MOTOROLA and the Stylized M Logo are used with this device in a confined space. Accessories connected to ensure...