Data Support
SMC 8004 Cable Modem
Last Updated: Fri, 13 Jan 2012 > Related Articles
Summary
Learn about the available ports and an explanation of the status lights on a SMC 8004 cable modem.
Solution
The SMC 8004 is a DOCSIS 1.x cable modem.
Front View

After the cable modem has successfully registered on the network, the Power, Cable, and Status indicators illuminate continuously to indicate that the cable modem is online and fully operational. For more details, refer to the Modem Lights section.
Back View

The SMC 8004 has the following ports available on the back of the modem:
- CATV - Connects to the cable wall outlet
- USB - Connects to the USB port on your computer.
- ETHERNET - Connects to the Ethernet port on your computer.
- Power - Connects the cable modem to the power adapter.
- Reset - Resets the cable modem.
| Modem Light | Status | Problem | Solution |
|---|---|---|---|
| Power | Solid Green | None. | N/A |
| Off | No power. | Verify power supply connections and electrical outlet. Also make sure the outlet is not connected to a switch. | |
| Cable | Solid Green | None. | N/A |
| Blinking Orange | Modem is searching for the downstream. | Verify all cable connections and try resetting the modem. If cable is OK and modem reset does not work, contact Customer Support. | |
| Solid Orange | Downstream frequency found, still looking for upstream. | Verify all cable connections and try resetting the modem. If cable is OK and modem reset does not work, contact Customer Support. | |
| Off | No connection between the Ethernet/USB and the computer. | Verify all cable connections and try resetting the modem. If cable is OK and modem reset does not work, contact Customer Support. | |
| Status | Solid Green | None. Modem is ready for data transfer.. | N/A |
| Flashing Green | Modem is registering with headend. Looking for upstream. | Verify all cable connections and try resetting the mode. If this does not resolve the issue, contact Customer Support. | |
| ETH | Solid Green | None. Successfully found the computer through an Ethernet connection. | N/A |
| Blinking Green | None. | N/A | |
| Off | No Ethernet found. | Verify Ethernet cable connections, the TCP/IP settings and the NIC. You might need to reinstall the NIC drivers. If this does not resolve the issue, contact Customer Support. | |
| USB | Solid Green | None. Successfully found the computer through USB connection. | N/A |
| Blinking Green | None. | N/A | |
| Off | No USB found. | Verify USB cable connections, the TCP/IP settings and the NIC. You might need to reinstall the NIC drivers. If this does not resolve the issue, contact Customer Support. |
Manufacturer Resources
- Modem Manual (PDF)
- Data Sheet (PDF)
- Modem Driver Location
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