System Fans - Bosch BRS Tower Hardware Installation Manual

24 en | Maintenance
3.1.3

System Fans

System fans provide cooling for the chassis. The system fans are powered from the system
board.
Adding a System Fan
1.
2.
3.
4.
5.
The chassis includes four pre-installed fans. One or two extra slots are available so that.
additional fans may be added.
Replacing a System Fan
1.
2.
3.
4.
- | V1 | 2011.10
Turn off the power to the system and unplug the system from the outlet.
Remove the dummy fan from the fan tray.
Place the new fan into the vacant space in the housing while making sure the arrows on
the top of the fan (indicating air direction) point in the same direction as the arrows on
the other fans.
Connect the fan wires to the fan headers on the system board.
Power up the system and check that the fan is working properly before replacing the
chassis cover.
If necessary, open the chassis while the power is running to determine which fan has
failed. Never run the system for an extended period of time with the chassis open.
Turn off the power to the system and unplug the AC power cord from the outlet.
Remove the failed fan's wiring from the system board.
Lift the failed fan from the chassis and pull it completely out from the system board.
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