Yealink SIP-T29G, User Manual

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Troubleshooting
181
Why does the phone play a tone when there is a call on hold? How to disable it?
When there is a call on hold, the phone will play a hold tone every 30 seconds. Call hold
tone is enabled by default. Call hold tone and the interval of playing a hold tone are
configurable via web user interface only.
To configure call hold tone and call hold tone delay via web user interface:
1. Click on Features->General Information.
2. Select the desired value from the pull-down list of Play Hold Tone.
3. Enter the desired time in the Play Hold Tone Delay field.
4. Click Confirm to accept the change.
Why does the wallpaper has bad display
？
Do one of the following:

Check that the custom image is clear.

Check that the file format of the custom image for the wallpaper is *.jpg, *.png or
*.bmp.

Check that the custom image is neither too large nor too small. The phone will
adjust the image with the short side to display.

Check that the picture resolution of the wallpaper. The wallpaper resolution of
SIP-T29G IP phone is 480*272 pixels.