![](/images/new-backgrounds/1330939/330939231x1.webp)
User Guide for the SoundPoint IP 670 Desktop Phone
Displays
Symptom | Problem | Corrective Action | |
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There is no display. | Power is not correctly applied to | Do one of the following: | |
The display is incorrect. | the SoundPoint IP 670 phone or | • Check that the screen is illuminated. | |
the SoundPoint IP Color | |||
The display has bad contrast. | • Make sure the LAN cable is inserted | ||
Expansion Module. | |||
The expansion module is not | properly at the back of the phone. | ||
| |||
working. |
| • If using Power over Ethernet (PoE), | |
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| have your system administrator check | |
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| the PoE switch, and that EM power is | |
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| enabled in the Network Configuration | |
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| menu (if using an expansion module). | |
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| • Use the screen capture feature. | |
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| Contact your system administrator to | |
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| determine if it is enabled. | |
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| The contrast needs adjustment. | Do one of the following: | |
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| • Refer to Changing the Display | |
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| Contrast on page | |
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| • Restart the phone to obtain a default | |
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| level of contrast. | |
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| • Use the screen capture feature. | |
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| Contact your system administrator to | |
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| determine if it is enabled. | |
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| Outbound or inbound calling is | Do one of the following: | |
| 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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| • Use the screen capture feature. | |
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| Contact your system administrator to | |
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| determine if it is enabled. | |
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The display flickers. | A certain type of older | Do one of the following: | |
| fluorescent lighting causes the | • Move the SoundPoint IP 670 SIP | |
| display to appear to flicker. | ||
| phone away from the lights. | ||
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| ||
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| • Replace the lights in your work | |
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| environment. | |
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| • Use the screen capture feature. | |
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| Contact your system administrator to | |
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| determine if it is enabled. | |
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