User Guide SoundPoint IP 550 Phone

Displays

Symptom

Problem

Corrective Action

 

 

 

There is no display.

Power is not correctly applied to

Do one of the following:

The display is incorrect.

the SoundPoint IP <Model

• Check that the screen is illuminated.

The display has bad contrast.

Number> phone or the

• Make sure the LAN cable is inserted

SoundPoint IP Color Expansion

The expansion module is not

properly at the back of the phone.

Module.

• If using Power over Ethernet (PoE),

working.

 

 

 

have your system administrator check

 

 

the PoE switch, and that EM power is

 

 

enabled in the Network Configuration

 

 

menu (if using an expansion module).

 

 

• Use the screen capture feature.

 

 

Contact your system administrator to

 

 

determine if it is enabled.

 

 

 

 

The contrast needs adjustment.

Do one of the following:

 

 

• Refer to Changing the Display

 

 

Contrast on page 5-2.

 

 

• Restart the phone to obtain a default

 

 

level of contrast.

 

 

• Use the screen capture feature.

 

 

Contact your system administrator to

 

 

determine if it is enabled.

 

 

 

 

Outbound or inbound calling is

Do one of the following:

 

unsuccessful.

• Place a call to the phone under

 

 

investigation. Check that the screen

 

 

indicates incoming call information.

 

 

• Lift the handset. Ensure the dial tone

 

 

is present and place a call to another

 

 

extension or number. Check that the

 

 

screen changes in response.

 

 

• Use the screen capture feature.

 

 

Contact your system administrator to

 

 

determine if it is enabled.

 

 

 

The display flickers.

A certain type of older

Do one of the following:

 

fluorescent lighting causes the

• Move the SoundPoint IP <Model

 

display to appear to flicker.

Number> SIP phone away from the

 

 

lights.

 

 

• Replace the lights in your work

 

 

environment.

 

 

• Use the screen capture feature.

 

 

Contact your system administrator to

 

 

determine if it is enabled.

 

 

 

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Polycom Soundpoint IP 550 manual Displays, Contrast on