Lenovo Y470 Tablet User Manual


 
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