Motorola mb7621 User Guide - Page 6

6

For Comcast XFINITY Users Only

:

If the activation page does not appear, please go to

xfinity.com/activate

for more information and to activate

your modem.

Here is a list of phone numbers for some major cable

service providers

. (Note that this list is subject to

change.)

Comcast

1 (800) XFINITY

Cox

1 (877) 206-4210

Bright House (Spectrum) 1 (855) 222-0102

Cable One

1 (855) 692-4113

Charter Spectrum

1 (855) 757-7328

MediaCom

RCN

1 (844) 987-3260

1 (800) 746-4726

Suddenlink

1 (877) 794-2724

Time Warner (Spectrum)

WOW!

1 (855) 707-7328

1 (800) 343-2076

Once your MB7621 is activated either online or by

phone, your service provider will provision your

MB7621 service. Typically this takes less than 5

minutes, but in some cases this may take 30 minutes

or longer to complete.

Once you have activated, you should have Internet access for

whatever’s plugged into your cable modem. Congratulations!

If your cable modem is NOT working, see

Troubleshooting

Tips

below.

Note: You can connect this device to a WiFi

router, computer, HDTV, game station, or other

Ethernet-capable device. This product does not

include a router, WiFi, or telephone capability.

Section	Page
24x8 Cable Modem	1
Model MB7621	1
Most users will connect a WiFi router to the MB7621. A wireless router lets multiple devices (computers, smartphones, tablets, video devices, game stations…) share your cable modem’s Internet connection, either wirelessly or through a direct Ethernet ...	7
1. The cable modem and the router should both be powered off.	7
2. Plug one end of the cable modem’s Ethernet cable into the Ethernet jack of your modem, and plug the other end of the cable into the router’s WAN port. (You may need to disconnect the cable from your computer first.)	7
3. Power-up the cable modem. Wait for the ONLINE light (/) to be solidly lit.	7
4. Power-up the router. Wait for the router to complete its power-up sequence.	7
5. The LAN light / on your modem should be lit to show the Ethernet connection to your router.	7
6. Follow your router’s instructions for setting up the router and connected devices.	7
If you haven’t already activated your Internet service, do that now. (See Prepare to Activate on page 5.) Using a computer or other device connected to the router, try connecting to the Internet. If it works, Congratulations! Installation is complete.	7
Troubleshooting Tips	9

Motorola mb7621 User Guide - Page 6

Bright House Spectrum 1 855 222-0102 - xfinity

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