New purchase Dell Optiplex 7090M open box but not function

Dear All, 

Today I got my new Optiplex 7090M i7 11th , just open box but the machine not function.

1. After power plugin my Dell Monitor cannot detect VGA signal via both DP port

2. Dell keyboard & mouse not light on

3. open the case found CPU Fan are on

4. Samsung M.2 512G are very hot

What can I do?

Nico