NEC Versa M320 Disassembly Manual page 12

7. Release the screws on the heat sink in descending order (4 3 2 1) as shown in Fig.
19.
Note: When assembly the heat sink, tighten the heat sink screws according to the ascending order
(1 2 3 4). This is to ensure a well distributed pressure over the CPU and also to prevent damaging
the CPU
8. Carefully remove the heat sink from the CPU socket as shown in Fig. 20
Fig. 18 Lifting up the CPU fan
Fig. 19 Releasing the CPU Heat Sink
NEC Versa M320 Disassembly Manual
M2x10 Silver
Page 12