Dell poweredge T430 Owner's Manual page 144

1. Follow the safety guidelines listed in the Safety instructions section.
2. Follow the procedure listed in the Before working inside your system section.
Steps
1. Route the external cooling fan power cable into the system through the external cooling fan power
cable slot at the back of the chassis.
2. Align and insert the lower and upper hooks on the external cooling fan into the corresponding slots
at the back of the chassis.
3. Use the four screws to secure the external cooling fan to the chassis.
4. Connect the external cooling fan power cable to the FAN2 connector on the system board.
Figure 59. Installing the external cooling fan
1. back of the system chassis
3. bottom hook (2)
5. upper hook
7. external cooling fan power cable
Next steps
1. Install the cooling shroud.
2. Follow the procedure listed in the After working inside your system section.
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2. external cooling fan
4. screw (4)
6. external cooling fan power cable slot