5
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Do one of the following:
Check that the SIP registration with your system administrator.
Check that DND (Do Not Disturb) mode is turned off on your phone. If the DND
mode is activated, the LCD screen displays the DND icon . Press the DND soft
key on the phone to deactviate the DND mode.
Check that call forward feature is disabled on the phone. If the call forward feature
is activated, the LCD screen displays the forward icon . Press the key on
the phone to deactivate the call forward feature.
Check whether the calling number is stored in the blacklist directory.
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Check the ringer volume on your phone. To adjust the ringer volume setting, press the
Volume key when the phone is idle.
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Check if you have configured your phone to obtain the time and date from the SNTP
server automatically. If your phone is unable to access the SNTP server, configure the
time and date manually.
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Do one of the following:
Check the custom image is clear.
Check the file format of the custom image for the wallpaper is .jpg, .png or .bmp.
Check the custom image is not too large or small. The phone will adjust the image
with the short side to display.
Check the picture resolution of the wallpaper. The wallpaper resolution of VP530 IP
video phone is 1920*1200 pixels.
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Do one of the following:
Check the custom photo has uploaded to the phone via web user interface.
Check the custom photo is not damaged.
Check the file format of the custom photo is .jpg, .png or .bmp.
Check that the contact photo is selected correctly.
