Fujitsu PRIMERGY TX600 S3 Service Supplement Manual page 23

Replacement routines Opening/closing the server
Figure 5: Removing the housing cover
Ê Undo the two captive screws on the front (see circles).
Ê Push the housing cover back a few centimeters.
Ê Lift up the housing cover and remove it.
To close the rack model, perform the above procedure in reverse.
Service Supplement TX600 S3 23