4 Replacement Procedures 4.23 North bridge heat sink/CPU heat sink/Fan/CPU
4. Remove the following screws in the reverse order of the numbers marked on the
North bridge hold plate and North bridge hold plate. (In the case of the Built-in
GPU model.)
• M2×4B BIND screw ×2
5. Remove the North bridge heat sink on the North bridge.
M2x4B BIND
North bridge hold plate
North bridge heat sink
Figure 4-35b Removing the North bridge heat sink
6. Remove the following screws in the reverse order of the number marked on the CPU
hold plate.
• M2×4B BIND screw ×3
7. Remove the CPU hold plate and metal plates.
8. Disconnect the fan cable from the connector CN8771 on the system board.
9. Remove the CPU heat sink (with a fan).
4-66 [CONFIDENTIAL] TECRA M9 Maintenance Manual (960-631)
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