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      How Do I Reset My Comcast Modem

      This Gizmo Guide will help you to reset your Comcast residential modem. You will temporarily loose internet access during this process

      Prerequisites: Must have a Comcast Residential Modem

      Difficulty Level: Member • Nerd • Platypus

      Estimated Time: <10 minutes

      Expected Outcome: Your internet connection will be reset and all issues will be fixed

      Tools Required: None

      Screen Shot 2020-03-27 at 5.00.45 PM-1

      Steps to Perform 

      1. Locate your modemcomcast modem front
      2. Familiarize you self with the lights and note which ones are on
        1. POWER ON, power is applied to the Residential Gateway. OFF when power is off to the Residential Gateway.
        2. US/DS ON, the Residential Gateway is exchanging data with the cable network. Blinking indicates the downstream scan is in progress.
        3. ONLINE ON, the Residential Gateway is registered on the network and fully operational. OFF indicates the Residential Gateway has not registered on the network.
        4. 2.4 GHz ON, the wireless access point is operational. Blinking indicates that data is being transferred over the wireless connection. OFF indicates that the wireless access point is not enabled.
        5. 5 GHz ON, the wireless access point is operational. Blinking indicates that data is being transferred over the wireless connection. OFF indicates that the wireless access point is not enabled.
        6. TEL1 ON indicates telephony service is enabled. Blinks when line 1 is in use. OFF indicates that phone service for TEL 1 is not enabled.
        7. TEL2 ON indicates telephony service is enabled. Blinks when line 2 is in use. OFF indicates that phone service for TEL 2 is not enabled.
        8. BATTERY ON indicates that the battery is charged. Blinking indicates that the battery charge is low. OFF indicates the unit is operating from battery.
      3. Document the connections in the back
        1. comcast modem backRESET A momentary pressing (1-2 seconds) of this switch restarts the device. To press this switch, insert a thin object, such as a paper clip, into the RESET port; then press and hold the switch for more than ten seconds to reset all settings to their factory-settings and then restart the device.
        2. USB (optional for some models) Connects the Residential Gateway to selected devices. For models that support USB, the default is one USB port.
        3. TEL1 and Alarm/Tel2 RJ-11 telephone ports for connecting telephones, fax machines, and/or an analog home alarm system.
        4. ETHERNET Four RJ-45 Ethernet ports allow connection to the Ethernet port on your PC or network device.
        5. MoCA/Cable F-connector connects to your home coax network to provide Cable and MoCA service.
        6. POWER Connects the Residential Gateway to the AC wall outlet