Lenovo G555 Notebook - Manual (Page 45)

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Lenovo G555
1070 Fan assembly and Heat Sink assembly
For access, remove these FRUs in order:
• “1010 Battery pack” on page 34
• “1040 Memory/Wireless module/CPU (central processing unit) compartment
cover” on page 38
Figure 7. Removal steps of fan assembly and heat sink assembly
Note: Remove three screws
1 , one screw 2 and four spring screws 3 .
Unplug the connector in the direction shown by arrow
4
.
4
3
3
3
3
1
1
1
2
When installing: Make sure that the fan connector is attached firmly to the
system board.
Step Screw (quantity) Color Torque
1
M2.0 × 4 mm, flat-head, nylon-coated (3) Black 1.5~2.0 kgf·cm
2
M2.0 × 3 mm, flat-head, nylon-coated (1) Black 1.0~1.5 kgf·cm
3
M2.0 × 3.2 mm, with spring, nylon-coated (4) Silver 2.0~2.5 kgf·cm