Lenovo IdeaPad Y570 Lenovo Y470/Y570 Hardware Maintenance Manual - Page 64

Fan assembly and Heat Sink assembly

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Lenovo Y470/Y570 Hardware Maintenance Manual 1120 Fan assembly and Heat Sink assembly For access, remove these FRUs in order: • "1010 Battery pack" on page 34 • "1020 Dummy card" on page 35 • "1030 Hard disk drive(HDD)/Memory/Mini PCI Express Card slot compartment cover" on page 36 • "1040 Hard disk drive" on page 37 • "1050 Optical drive" on page 39 • "1060 DIMM" on page 40 • "1070 PCI Express Mini Card for wireless LAN/WAN and TV Card" on page 41 • "1080 Keyboard" on page 44 • "1090 Keyboard bezel" on page 49 • "1100 System board" on page 53 Figure 12. Removal steps of fan assembly and heat sink assembly Y470: Detach the fan connector in the direction shown by arrow a and loosen six screws b to lift the fan assembly. 1 2 2 2 2 2 2 When installing: Make sure that the fan connector is attached firmly to the system board. Step b Screw (quantity) Color Torque M2.0 × 3.2 mm, flat-head, nylok-coated (6) Black 1.0 ~ 1.5 kgfcm 60

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Lenovo Y470/Y570 Hardware Maintenance Manual
60
1120 Fan assembly and Heat Sink assembly
For access, remove these FRUs in order:
•
“1010 Battery pack” on page 34
•
“1020 Dummy card” on page 35
•
“1030 Hard disk drive(HDD)/Memory/Mini PCI Express Card slot
compartment cover” on page 36
•
“1040 Hard disk drive” on page 37
•
“1050 Optical drive” on page 39
•
“1060 DIMM” on page 40
•
“1070 PCI Express Mini Card for wireless LAN/WAN and TV Card” on
page 41
•
“1080 Keyboard” on page 44
•
“1090 Keyboard bezel” on page 49
•
“1100 System board” on page 53
Figure 12. Removal steps of fan assembly and heat sink assembly
Y470:
Detach the fan connector in the direction shown by arrow
and loosen
six screws
to lift the fan assembly.
When installing:
Make sure that the fan connector is attached firmly to the
system board.
Step
Screw (quantity)
Color
Torque
M2.0 × 3.2 mm, flat-head, nylok-coated (6)
Black
1.0 ~ 1.5 kgfcm
a
b
1
2
2
2
2
2
2
b