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 | Troubleshooting Your 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: | 
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 | the SoundPoint IP 670 phone. | • Check that the screen is illuminated. | 
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 | • Make sure the LAN cable is inserted | 
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 | properly at the back 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: | 
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 | the audio modes. | • Switch between Handset, Headset (if | 
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 | present) or  | 
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 | Speakerphone to see if the dial tone is | 
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 | present for one of audio modes. | 
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 | • If the dial tone exists on another audio | 
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 | mode, connect a different handset or | 
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 | headset to isolate the problem. | 
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 | The phone is not registered. | Contact your system administrator. | 
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| The phone does not ring. | Ring setting or volume is low. | Do one of the following: | 
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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 status of Handset, Headset (if | 
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 | connected), and  | 
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 | Speakerphone. | 
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 | Outbound or inbound calling is | Do one of the following: | 
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 | unsuccessful. | • Place a call to the phone under | 
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 | investigation. Check that the screen | 
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 | indicates incoming call information. | 
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 | • Lift the handset. Ensure the dial tone | 
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 | is present and place a call to another | 
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 | extension or number. Check that the | 
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 | screen changes in response. | 
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