
Steps
1. Disconnect the power-button cable and the coin-cell battery cable from the connectors on the system board.
2. Unroute the power-button cable and the coin-cell battery cable from the routing guides.
3. Unroute the WLAN antenna cables from the routing guides.
NOTE:
Observe the routing of the WLAN antenna cables inside the chassis as you remove them. Route these cables
properly when you replace the component to prevent the cables from being pinched or crimped.
4. Loosen the (M2x3) captive screw and remove the four (M2x3) screws that secure the system board to the chassis.
5. Slightly lift and slide the system board out of the chassis.
NOTE:
The system board is removed along with the heat-sink connected to it.
Installing the system board
Prerequisites
If you are replacing a component, remove the existing component before performing the installation procedure.
About this task
The figure indicates the location of the system board and provides a visual representation of the installation procedure.
116
Removing and installing components
Summary of Contents for OptiPlex 3090 Ultra
Page 16: ...17 Lock the device and the stand cover 16 Stands ...
Page 17: ...18 Press the power button to turn on the device Stands 17 ...
Page 27: ...12 Slide the back cover along with the device into the stand until you hear a click Stands 27 ...
Page 28: ...13 Lock the device and the stand cover 28 Stands ...
Page 29: ...14 Press the power button to turn on the device Stands 29 ...
Page 39: ...Stands 39 ...
Page 40: ...40 Stands ...
Page 45: ...Stands 45 ...
Page 47: ...Stands 47 ...
Page 49: ...9 Slide and release the inner bar on the lower edge of the stand cover Stands 49 ...
Page 54: ...Large Height Adjustable Stand 54 Stands ...
Page 56: ...15 Lock the device and the stand cover 56 Stands ...
Page 57: ...16 Press the power button to turn on the device Stands 57 ...
Page 59: ...4 Disconnect the keyboard mouse network power and display cable from the device Stands 59 ...
Page 63: ...For 30 inch to 32 inch monitor Large height adjustable stand Stands 63 ...
Page 64: ...For monitors 32 inch Large height adjustable stand 64 Stands ...
Page 72: ...k Close the stand cover 72 Stands ...
Page 73: ...l Lock the device and the stand cover Stands 73 ...
Page 79: ...h Press the power button to turn on the device Stands 79 ...
Page 81: ...b Open the wall mount cover Stands 81 ...
Page 82: ...c Disconnect the keyboard mouse network power and display cable from the device 82 Stands ...
Page 83: ...d Snap open the wall mount bracket module from the slots on the wall mount Stands 83 ...
Page 90: ...Major components of your system 1 Cover 90 Removing and installing components ...