TP-LINK TC-7620 High Speed Cable Modem user manual
- June 7, 2024
- Cox
Table of Contents
TP-LINK TC-7620 High-Speed Cable Modem
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Modem Information
DOCSIS 3.0 Cable Modem
16×4 channel bonding
To achieve Gigablast or Ultimate Classic speeds, a DOCSIS 3.1 modem is required
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Highest Service Level
Preferred 150
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Front View
| | After the cable modem is successfully registered on the network, the Power , Downstream , Upstream , and Internet indicators illuminate continuously to indicate that the cable modem is online and fully operational.| | |
Back View
| | The TP-LINK TC-7620 has the following ports or buttons available on the back of the modem.
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RESET – Use a pin to press and hold for at least 8-10 seconds to restore factory settings
(login/Reset instructions) -
LAN – Connects devices to the 10/100/1000 RJ45 Ethernet port
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CABLE – Connects to coaxial cable
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POWER – Connects to the power adapter
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MAC Address
| | MAC addresses are written as 12 digits containing both letters and numbers (0-9, A-F).A MAC address is unique. The first six characters of the MAC address are unique to the manufacturer of the device.
Troubleshooting
The modem lights indicate the current status of your modem. To troubleshoot any connection problems, use the table below.
| Modem Light | Status | Problem |
|---|
Power
| On| None. The modem is powered on.
Off| No power. Verify power supply connections and electrical outlet. Ensure
the outlet is not connected to a switch.
Downstream
| Green| None. Multiple downstream channels are in use.
White| None. One downstream channel is in use.
Flashing| None. Scanning for downstream channels. Verify all cable connections
and try resetting the modem.
Off| Cable modem offline. Verify all cable connections and try resetting the
modem.
Upstream
| Green| None. Multiple upstream channels are in use.
White| None. One downstream channel is in use.
Flashing| None. Scanning for an upstream channel. Verify all cable connections
and try resetting the modem.
Off| No upstream channel are in use. Verify all cable connections and try
resetting the modem.
Internet
| On| None. The modem is online.
Flashing| None. Scanning for configuration parameters.
Off| The modem is offline. Verify all cable connections and try resetting the
modem.
LAN
| On| None. A device is connected to the LAN port.
Flashing| None. A device is connected and the port is sending or receiving
data.
Off| No devices are detected on the LAN port. Verify all cable connections and
try resetting the modem.
Manufacturer Resources
For more detailed technical information on the TC-7620, use the resources below from TP-LINK.