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SAFETY PRECAUTIONS

These precautions help protect you and your MG8725.

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Do not put the MG8725 or its power adapter in water because this is a shock hazard. 

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The MG8725 should normally be installed indoors.  

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Your MG8725 should be operated in an environment that’s between 32 and 104° F (0 to 40° C). 

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Your MG8725 should not be in a confined space. There should be room for air flow around the top, front, and 

sides of the MG8725. 

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Use your MG8725’s power adapter and a compatible electrical outlet. 

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The coaxial cable’s ground shield is intended to be connected to the building’s Earth ground. Attachment to 

Earth ground is typically provided through Xfinity’s installation. 

FCC STATEMENT

This device complies with Class B Part 15 of the FCC Rules. Operation is subject to the following two conditions:  
(1) this device may not cause harmful interference, and (2) this device must accept any interference received, 
including interference that may cause undesired operation. 

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 provide reasonable protection against harmful interference 
in a residential installation. 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. 
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, and/or consult the 
dealer or an experienced radio/TV technician for help. 

FCC Caution:

 Any changes or modifications not expressly approved by the party responsible for compliance 

could void the user’s authority to operate the equipment. This transmitter must not be co-located or operating in 
conjunction with any other antenna or transmitter. 

For operation within the 5.15 - 5.25GHz frequency range, it is restricted to indoor operation. This device meets all 
the other requirements specified in Part 15E, Section 15.407 of the FCC Rules. 

FCC Radiation Exposure Statement:

 This equipment complies with FCC radiation exposure limits set forth for 

an uncontrolled environment. This equipment should be installed and operated within minimum distance 42cm 
between the radiator and your body.

    

DC input connector is center-pin positive polarity.

© MTRLC LLC 2021. MOTOROLA and the Stylized M Logo are trademarks or registered trademarks of Motorola 

Trademark Holdings, LLC. and are used under license. All other trademarks are the property of their respective 

owners. All rights reserved.

27825-EL-C

Summary of Contents for MG8725

Page 1: ...DOCSIS 3 1 MODEM AX6000 ROUTER quick start guide MG8725 ...

Page 2: ...2 Power adapter Velcro cable organizer Ethernet cable Coax wrench PACKAGED WITH YOUR MG8725 DEVICE ...

Page 3: ...N4 is a 2 5 Gbps port COAX Connect an active coax cable to the modem s COAX connector Use the wrench to tighten the nut finger tight Do not overtighten WPS button On top of unit POWER Plug the supplied power adapter into an electrical outlet and connect to the power jack RESET If pressed for 20 seconds when modem is ON all settings will revert to factory defaults ...

Page 4: ...of the modem 3 Plug the MG8725 into a power outlet using the power adapter 4 Wait for the online light for 3 0 or for 3 1 to stop flashing and remain on for at least 1 minute This process may take up to 15 minutes and the modem may reboot multiple times Note You may use a coax splitter to share the cable connectivity with your TV Use a two way splitter with a top frequency of 1 000 MHz or higher P...

Page 5: ...ing methods Connect via WiFi using the SSID and password on the bottom of the modem Connect via one of the Ethernet ports found on the back of the modem 3 Confirm that your MG8725 is connected to the internet by visiting a website If you are unable to access a website see Troubleshooting Tips 4 Download motosync and set up your WiFi See next page Activation Contact Information Comcast Xfinity Cox ...

Page 6: ... phone 2 Open the app and create your user account or login 3 Follow the instructions to connect your MG8725 to your motosync account Note you will need access to the QR code on the bottom of the MG8725 device not box Note Alternatively you can adjust your WiFi and device settings using the Motorola web interface To access open a web browser and enter 192 168 0 1 in the address field then follow t...

Page 7: ...ltiple channels Connected on multiple channels Not connected Online Green or Blue Green blinking Green ON Blue ON OFF Establishing internet connection DOCSIS 3 0 connection established DOCSIS 3 1 connection established Offline WLAN Green Blinking ON OFF Data is flowing WiFi is enabled WiFi is not enabled WPS Green ON OFF WPS is in discovery mode Turns off after configuration is successful If a blu...

Page 8: ...problem Check that the device is connected to power and has a snug connection to coax Check that the device s power LED turns ON Is the power adapter plugged into a live outlet Contact your cable service provider to make sure they ve turned on your internet service If you re using a splitter with your MG8725 try the MG8725 without the splitter to see if that helps If it does you may need to get a ...

Page 9: ... change the wireless channel to reduce interference with neighbors wireless networks If you need greater wireless range far away from your MG8725 consider adding a mesh WiFi system Or if you have coaxial cable connections in other rooms you can connect a MoCA adapter For these options visit motorola com us modems routers Check your motosync app to view each device s WiFi signal strength and to run...

Page 10: ...urity Key Password You can access and change your SSID and Password in the motosync app Alternately you can reset the device to factory defaults by pressing the Reset button for 20 seconds using a paperclip then refer to the default values on the bottom label of your MG8725 ...

Page 11: ...mail www motorolanetwork com support support motorolanetwork com LABEL SYMBOLS LIMITED WARRANTY MTRLC LLC warrants this product against defect in material and workmanship for a warranty period of 2 years To read the full warranty please go to www motorolanetwork com warranty DC voltage AC voltage For indoor use only Class II equipment Energy efficiency marketing ...

Page 12: ...ere 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 t...

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