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| Troubleshooting Your SoundPoint IP 550 Phone |
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Calling |
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Symptom | Problem | Corrective Action |
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There is no dial tone. | Power is not correctly applied to | Do one of the following steps: |
| the SoundPoint IP 550 phone. | • Check that the display is illuminated. |
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| |
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| • Make sure the LAN cable is inserted |
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| properly at the rear of the phone (try |
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| unplugging and |
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| cable). |
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| • If using |
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| system administrator check that the |
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| switch is supplying power to the |
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| phone. |
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| Dial tone is not present on one of | Do one of the following steps: |
| audio paths. | • Switch between Handset, Headset (if |
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| present) or |
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| Speakerphone to see if dial tone is |
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| present on another paths. |
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| • If dial tone exists on another path, |
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| connect a different handset or |
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| headset to isolate the problem. |
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The phone does not ring. | Ring setting or volume is low. | Do one of the following steps: |
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| • Adjust the ringing level from the front |
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| panel using the volume up/down keys. |
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| • Check same status of handset, |
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| headset (if connected) and through |
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| the |
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| Outbound or inbound calling is | Do one of the following steps: |
| unsuccessful. | • Place a call to the phone under |
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| investigation. Check that the display |
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| indicates incoming call information. |
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| • Lift the handset. Ensure dial tone is |
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| present and place a call to another |
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| extension or number. Check that the |
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| display changes in response. |
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