RCA DCM315R 30Mbps Cable Modem user manual

June 7, 2024
Cox

RCA DCM315R 30Mbps Cable Modem

| |
---|---|---

Modem Information

Cable Modem

DOCSIS 2.0 with speeds of up to 25 Mbps on a wired connection.

Cox recommends a DOCSIS 3.1 modem or gateway

What does this mean?DOCSIS 2.0 has a maximum speed of 25 Mbps on the Cox network.

|

Highest Service Level

Starter

|
---|---

Front View

Click to enlarge.

| | After the cable modem successfully registers on the network, the Cable Link and Internet indicators illuminate continuously to indicate that the cable modem is online and fully operational.
| |

Back View

Click to enlarge.

| | The RCA DCM315R has the following ports available on the back of the modem.

  • POWER – Connects the cable modem to the power adapter
  • ETHERNET – Connects to the Ethernet port on your computer
  • USB – Connects to the USB port on your computer
  • RESET – Resets the cable modem
  • CABLE – Connects to the cable wall outlet

The Reset button is for maintenance purposes only.

| |

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.

Troubleshooting

The modem lights indicate the current status of your cable modem. To troubleshoot any connection problems, use the table below.

By pressing the Internet On/Off button, it puts the modem in stand-by mode. While in stand-by mode, the cable Activity LED is off, and the connection to the Internet is lost.

Modem Light Status Problem

Internet On / Off
(Power)| Solid Green| None.
Off| No power. Verify power supply connections and electrical outlet. Also make sure the outlet is not connected to a switch.
PC Link| Solid Green| None.
Flashing| None. Transmitting data.
Off| Unable to detect computer connection. Verify Ethernet/USB cable connections, the TCP/IP settings and the NIC. You might need to reinstall the NIC drivers.
Cable-Link| Solid Green| None.
Flashing green| Looking for cable connection. Verify all cable connections and try resetting the modem.
Off| No cable connection.
Activity| Blinking| None. Transmitting or receiving data.
Off| None. No data being transferred.
Message| Off| None.

Read User Manual Online (PDF format)

Read User Manual Online (PDF format)  >>

Download This Manual (PDF format)

Download this manual  >>

Related Manuals