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User Guide for the SoundPoint IP 450 Desktop Phone
Power and Startup
Symptom | Problem | Corrective Action |
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There are power issues. | The SoundPoint IP 450 phone | Do one of the following: |
| has no power. | • Verify that no lights appear on the |
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| phone when it is powered up. |
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| • Check if the phone is properly plugged |
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| into a functional AC outlet. |
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| • Make sure that the phone isn't |
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| plugged into a plug controlled by a |
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| light switch that is off. |
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| • If the phone is plugged into a power |
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| strip, try plugging it directly into a wall |
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| outlet instead. |
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| • Try the phone in another room where |
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| the electricity is known to be working |
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| on a particular outlet. |
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| • If using PoE, the power supply voltage |
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| may be too high or too low. |
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