Installing The Heat Sink - Fujitsu Primergy RX4770 M1 Upgrade And Maintenance Manual

11.5.2.2 Installing the heat sink

– Carefully seat the heat sink on the four threaded holes of the processor
socket.
V
CAUTION!
– Ensure that the screws on the heat sink are properly seated on the
threaded holes of the processor socket (see arrows in figure
below).
– Ensure that the heat sink cooling fins match the direction of the
airflow mark (see oval).
Figure 141: Installing the heat sink
Ê Fasten the four captive screws on the heat sink in a crossover pattern (1-4)
(screw torque: 1.0 Nm (FTS value) / 0.6 Nm (Japanese market).
RX4770 M1
Upgrade and Maintenance Manual
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