Netgear CBR40 Orbi Tri-band WiFi Cable Modem Router instruction manual
- June 7, 2024
- Cox
Table of Contents
Netgear CBR40 Orbi Tri-band WiFi Cable Modem Router
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Modem Information
DOCSIS 3.0 32×8 Dual Band WiFi Modem
To achieve Gigablast or Ultimate Classic speeds, a DOCSIS 3.1 modem is required
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Highest Service Level
Ultimate 500
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Front View
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If the Power LED is not solid blue, check your power adapter connections.
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Back View
| | The Netgear CBR40 includes the following connection ports:
- POWER – Connects the modem to the power adapter
- RESET – Restores factory settings
- ETHERNET – Provides internet access to a single device. Only one port is active at a time.
- CABLE – Connects to coaxial cable
Troubleshooting
The lights indicate the current status of your cable modem. To troubleshoot any connection problems, use the table below.
| Modem Light | Status | Problem |
|---|
Power
| Solid White| None. The modem is receiving power and is functioning
normally.
Off| The modem is not receiving power. Verify power supply connections and
electrical outlet. Ensure the outlet is not connected to a switch.
Solid Red| The modem is too warm and could overheat. Power off the modem, let
it cool, and move it away from heat sources, such as a TV, DVD player, or
speakers.
Internet
| Solid Blue| None; the cable modem router is online.
Blinking Blue| The modem is synchronizing with the cable provider’s Cable
Modem Termination System (CMTS).
Off| Cable modem is offline. Verify all cable connections and try resetting
the modem.
Upstream
| Solid Amber| One upstream channel is locked.
Solid Blue| Two or more upstream channels are locked.
Blinking Blue| The modem is scaning for an upstream channel.
Off| No upstream channel is locked.
Downstream
| Solid Amber| One downstream channel is locked.
Solid Blue| Two or more downstream channels are locked.
Blinking Blue| The modem is scanning for a downstream channel.
Off| No downstream channel is locked.
Manufacturer Resources
For more detailed technical information on the CBR40, use the resources below from Netgear.
- Netgear_CBR40_QSG [PDF]
- Netgear_CBR40_User_Manual [PDF]
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