Installation : Install the DME Server Hardware : Power On and Power Off the DME
  
Power On and Power Off the DME
To power-on DME (7530/7550/7570) servers, press and release the power button on the front of each unit.
To power-off DME (7530/7550/7570) servers (and perform an orderly shutdown), press and release the power button again.
Do not press and hold the button or you will force an immediate power‑off. Note that you can power-off the server using the Shutdown button on the Monitor in VBAdmin.