OptiPlex 7090 Ultra Service Manual

Removing the device from Pro 1 height-adjustable stand

1. Turn off your device.
2. Unlock the device and the stand cover.
   
3. Slide the release latch on the stand until you hear a click to release the stand cover.
4. Slide and lift the back cover to release it from the stand.
   
5. Disconnect the keyboard, mouse, network, power, and display cable from the device.
   NOTE All the cables and ports are used depending on the peripherals chosen and the configuration of the computer.

   
6. Pull the retention latch that secures the device to the stand chassis.
7. Lift the device from the cover.
   
8. Press and hold the power button while the device is unplugged to ground the system board.
   NOTE To avoid electrostatic discharge, ground yourself by using a wrist grounding strap or by periodically touching an unpainted metal surface at the same time as touching a connector on the back of the computer.