Fujitsu PRIMERGY TX300 S4 Options Manual page 75

Processors
Figure 63: Removing the dummy cover for the processor fan
Ê Press on the dummy cover for the processor fan in the direction of the arrow,
unhook it (see circles) and remove the dummy cover downward.
V
CAUTION!
Keep the dummy cover for future use. If you remove the processor again
and do not replace it with a new one, reinstall the dummy cover. This
ensures that the system is cooled properly.
TX300 S4
Installing a second processor
Options Guide 75