Forums/Internet/Cable Internet
Know your modem
Northwestel
posted this on October 13, 2011 15:46
This page explains the lights and sockets of your cable modem.
The modems covered are:
5100 Series
5100 Series Front Panel
Item 1 is the Standby button.
| Key | Light | Off | Flashing | On |
|---|---|---|---|---|
| 2 | Power | No power | It never flashes | Power is on |
| 3 | Receive | Receive channel not found | Scanning for a receive channel | Connected to a receive channel |
| 4 | Send | Send channel not found | Scanning for a send channel | Connected to a send channel |
| 5 | Online | Internet connection failed | Scanning for a network connection | Online and the startup process is complete |
| 6 | PC/Activity | No connection to modem Ethernet port detected | Sending and/or receiving data | Connected to a computer |
| 7 | Standby | Always off during normal operation | This light does not flash | Internet service is blocked because the Standby button was pressed. If this light is on, all other lights are off |
5100 Series Back Panel
| Key | Port | Description |
|---|---|---|
| 1 | Ethernet | Connects to Ethernet-equipped devices |
| 2 | Cable | Connects the modem to the cable wall outlet using a coaxial cable connection |
| 3 | Power | Provides power to the cable modem |
6120 Model
6120 Front Panel
| Key | Light | Off | Flashing | On |
|---|---|---|---|---|
| 1 | Power | No power | It never flashes | Green: Power is properly connected |
| 2 | Receive | Receive channel not found | Scanning for a receive channel | Blue: Connected to a downstream channel |
| 3 | Send | Send channel not found | Scanning for a send channel | Green: Connected to an upstream channel |
| 4 | Online | Internet connection failed | Scanning for a network connection | Green: Online and the startup process is complete |
| 5 | Link | No connection to modem Ethernet port detected | Sending and/or receiving data on Ethernet port | Amber: Computer or router connected to Ethernet port. Blue: High-speed Gigabit Ethernet connection between modem and computer/router |
6120 Back Panel
| Key | Port | Description |
|---|---|---|
| 1 | Ethernet | Connects to Ethernet-equipped devices |
| 2 | Cable | Connects the modem to the cable wall outlet using a coaxial cable connection |
| 3 | Power | Provides power to the cable modem |
6121 Model
6121 Front Panel
| Key | Icon | Flashing | On |
|---|---|---|---|
| 1 |  |
Not applicable; icon does not flash | Green: Power is properly connected |
| 2 |  |
Scanning for a receive channel | Blue: High-speed Internet connection with bonded downstream channel |
| 3 |  |
Scanning for a send channel | Green: Send channel is connected |
| 4 |  |
Scanning for a network connection | Green: Startup process is complete |
| 5 |  |
Sending and/or receiving data on Ethernet port | Amber: Computer or router connected to Ethernet port. Blue: High-speed Gigabit Ethernet connection between modem and computer/router |
| 6 | Energy Conser-vation | Powers on and off the cable modem |
6121 Rear Panel
| Key | Port | Description |
|---|---|---|
| 1 | Ethernet | Connects to Ethernet-equipped devices |
| 2 | Cable | Connects the modem to the cable wall outlet using a coaxial cable connection |
| 3 | Power | Provides power to the cable modem |
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