Oracle Exadata X10M Service Manual page 152

Note:
The heatsink is keyed to go on only one way. The captive screws that attach to
the pin 1 end of the socket stiffener frame are closer together than the captive
screws that attach at the opposite end of the stiffener frame.
Tighten captive screws 1, 2, 3, 4, 5 and 6 in the order shown.
9.
Using a 12 in-lbf (1.35 Nm/13.5 kg-cm) torque driver with a Torx T20 bit, tighten the
heatsink module to the socket, as shown in the following illustration.
Engage captive screws 1, 2, 3, 4, 5 and 6 in the order shown in the illustration.
a.
Tighten captive screws 1, 2, 3, 4, 5 and 6 in the order shown in the illustration from
b.
12 in-lbf (13.5 kg-cm) to 13.02 in-lbf (15.0 kg-cm).
Chapter 13
Install a Processor
13-17