Frequently Asked Questions
Q.What do the front panel status indicators mean?
A.The following table illustrates the sequence of steps and the corresponding appearance of the cable modem gateway front panel status indicators during power up, calibration, and registration on the network. Use this chart to troubleshoot the power up, calibration, and registration process of your cable modem gateway. Once the cable modem gateway completes step 8 (Registration Completed), the cable modem gateway proceeds immediately to step 9, Normal Operations.
Frontt Panell LED Statust t IndicatorsI i t Duringi InitialI iti l Power Up,, Calibration,li ti , and Registrationi t ti
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LED |
| Power | Self Test | Self Test | Downstream | Downstream | Ranging | Requesting | Requesting | Registered and | Normal | ||
| Up | (start) | (complete) | Scan | Lock | IP Address | Configuration File | Operational | Operation | ||||
Power | On | On | On | On | On | On | On | On | On | On | |||
Receive | Off | Off | On | Off | Frequent | Frequent | Frequent | Frequent | Frequent | Frequent | |||
Blinking | Blinking | Blinking | Blinking | Blinking | Blinking | ||||||||
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Send |
| Off | Off | Off | Off | Off | Occasional | Occasional | Occasional | Occasional | Occasional | ||
| Blinking | Blinking | Blinking | Blinking | Blinking | ||||||||
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Cable |
| Off | Off | On | Off | Off | (2 blinks at | (4 blinks at | On | On | |||
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| 1 | On |
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| Off if no Ethernet device is connected |
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| On if an Ethernet device is connected or Blinking when data is being transferred over that connection | |||||||||||
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Ethernet | 3 | On |
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| Off if no Ethernet device is connected |
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| 2 | On | On if an Ethernet device is connected or Blinking when data is being transferred over that connection | |||||||||
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| Off if no Ethernet device is connected |
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| On if an Ethernet device is connected or Blinking when data is being transferred over that connection | |||||||||
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| 4 | On |
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| Off if no Ethernet device is connected |
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| On if an Ethernet device is connected or Blinking when data is being transferred over that connection | |||||||||||
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USB |
| Off | Off | On |
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| On if a USB device is connected or Blinking when data is being transferred over that connection | ||||||||||||
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HPNA | Off | Off | Off |
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| Off if no HPNA devices are connected |
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| On if an HPNA device is connected |
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Wireless | Off | Off | Off |
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On if wireless is enabled or Blinking when data is being transferred over that connection | |||||||||||||
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| T10397 | |
Wireless Networking (Optional)
Q.Why am I unable to use my wireless network devices?
A.Many factors can contribute to this situation. Verify the following configuration settings:
•Select a new channel to eliminate interference from other devices that may be nearby
•Verify that the SSIDs for the wireless network devices match
•If you selected encryption, verify that the encryption keys match
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