NOTE:
To remove the PCIe brackets (2 and 4), push the bracket upwards from the inside of your computer to release it and
then lift the bracket away from your computer.
7
Repeat the steps to remove any additional PCIe expansion cards.
Installing PCIe expansion card
1
Insert the PCIe expansion card to the connector on the system board.
2
Secure the PCIe expansion card by pushing the card retention latch until it clicks into place.
3
Repeat the steps to install any additional PCIe expansion cards.
4
Close the release latch.
5
Close the front panel door.
6
Install the:
a
b
7
Follow the procedure in
After working inside your computer
.
Power supply unit
Removing power supply unit – PSU
1
Follow the procedure in
Before working inside your computer
.
2
Remove the:
a
b
3
.
4
To release the PSU:
a Disconnect the PSU cables from the connectors on the system board [1, 2].
b Pull the clips to release the cables from the cable holders [3].
c Unroute the PSU cables from the cable holders [4].
d Remove the screws( 6+/-1) that secure the PSU to the computer [5].
Disassembly and reassembly
27
Summary of Contents for OptiPlex 5055 Tower
Page 1: ...Dell OptiPlex 5055 Tower Owner s Manual Regulatory Model D18M Regulatory Type D18M004 ...
Page 12: ...4 Lift the front bezel to remove it from the computer 12 Disassembly and reassembly ...
Page 44: ...b Slide and lift the system board away from the computer 2 44 Disassembly and reassembly ...
