1080 Fan And Heat Sink Assembly - Lenovo B50-50 Hardware Maintenance Manual

1080 Fan and heat sink assembly

For access, remove these FRUs in order:
• "1010 Keyboard" on page 33
• "1020 Optical drive" on page 35
• "1030 Base cover" on page 37
• "1040 Battery pack" on page 39
• "1050 Hard disk drive" on page 40
• "1060 DIMM" on page 42
• "1070 PCI Express Mini Card for wireless LAN/WAN" on page 43
Figure 8. Removal steps of fan and heat sink assembly
Disconnect the fan connector in the direction shown by arrow
screws b and four screws
direction shown by arrow
Step Screw (quantity)
b d
7 M2 x 5 mm, Phillips head, nylok-coated (2)
c d
M2 x 3 mm, Phillips head, nylok-coated (4)
7
When installing: Make sure that the fan connector is attached firmly.
c . Then remove the fan and heat sink in the
d .
3
3
2
3
3
Lenovo B50-50
a
. Remove the
2
4
1
Color Torque
Black 1.85±0.15kgf.cm
Silver 1.85±0.15kgf.cm
45