TP-LINK TC-7620 High Speed Cable Modem manual

TP-LINK TC-7620 High-Speed Cable Modem


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	Highest Service Level Preferred 150

DOCSIS 3.0 Cable Modem

16×4 channel bonding

To achieve Gigablast or Ultimate Classic speeds, a DOCSIS 3.1 modem is required

Preferred 150


Front View Click to enlarge.		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 Click to enlarge.		The TP-LINK TC-7620 has the following ports or buttons available on the back of the modem. 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 CABLE – Connects to coaxial cable POWER – Connects to the power adapter

MAC Address Click to enlarge.		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.

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.
Power	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.