Dell OptiPlex 7440 All-In-One W11C, Owner'S Manual

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5. Perform the following steps as shown in the illustration:
a) Remove the screws that secure the converter board to the chassis [1].
b) Lift the converter board away from the chassis [2].
Installing the converter board
1. Place the convertor board in the slot.
2. Tighten the screws to secure the converter board to the chassis.
3. Connect the converter board cable and display backlight cable to the connectors on the converter board.
4. Install the:
a) VESA mount bracket
b) power supply unit
c) system board shield
d) speaker cover
e) cable cover
f) back cover
g) stand
5. Follow the procedure in After working inside your computer .
Power supply unit
Removing the Power Supply Unit - PSU
1. Follow the procedure in Before working inside your computer .
Disassembly and reassembly 37