4 Replacement Procedures 4.19 Cooling fin / CPU
4-62 TECRA M3 Maintenance Manual (960-507)
4. Apply new grease on the CPU using a special syringe as shown in the following figure.
Apply quarter of scale (0.25ml) of grease evenly on the CPU chip. When silicon grease is
already applied to the CPU, wipe them off with a close in advance.
CAUTION: When installing the CPU, apply new grease on the top of the CPU chip.
When installing the fin, make sure the bottom of the fin covers the top of the
CPU.
Figure 4-40 Applying new grease
5. Install the cooling fin.
6. Place the CPU holder and secure it with the following screws in the order of the number
marked on the holder.
? M2?4Z BIND screw ?3
CAUTION: Tighten the screws in the order of mark “1”, “2” and “3” on the CPU
holder.
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