Community Manager

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May 13th, 2014 07:00

On what specific computer?
Are you using the Dell supplied USB upstream cable?
Have you reseated the USB upstream cable to the monitor and then tested it on ALL USB ports on the computer?

June 3rd, 2014 04:00

 I used a minidp cable. When I change it to a dvi cable,The problem has been solved.

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