Fujitsu PRIMERGY RX4770 M6 Upgrade And Maintenance Manual page 267

Figure 157: Installing the heat sink (C)
▶ Fasten the four captive screws in the sequence printed on the heat sink (1 to
4) by proceeding as follows:
Torque: 0.9 - 1.0 Nm
▶ First, fasten the captive screws 1 and 2 completely.
▶ Fasten the captive screws 3 and 4 completely.
RX4770 M6 Upgrade and Maintenance Manual
Processor (CPU)
267