不良研究所

After October 18,听Classroom telephones will no longer automatically call the Audiovisual support hotline when you remove the telephone receiver from the base.

This change will prevent accidental calls to the hotline.

After that date, you will have to use the press the AV System Support button on the lower-left side of the telephone鈥檚 display screen to call the Audiovisiual support hotline. (See below)

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