Lenovo S41-70 Laptop Hardware Maintenance Manual - Lenovo S41-70, U41-70 - Page 54

Power assembly, Touchpad module and IO board

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Lenovo S41/U41 Hardware Maintenance Manual 1100 Power assembly, Touchpad module and IO board For access, remove these FRUs in order: • "1010 Base cover" on page 34 • "1020 Battery pack" on page 36 • "1030 Hard disk drive" on page 38 • "1040 PCI Express Mini Card for wireless LAN" on page 40 • "1050 DIMM" on page 42 • "1060 Fan assembly and heat sink assembly" on page 43 • "1070 LCD unit" on page 44 • "1080 System board" on page 46 • "1090 Speakers" on page 49 Figure 10. Removal steps of power assembly, touchpad module and IO board Remove the power assembly in the direction shown by arrow 1. 1 Remove screws 1, and then remove the touchpad module in the direction shown by arrow 2. a a b Step Screw (quantity) 1 M2 × 2 mm, flat-head, nylok-coated (2) Color Torque Silver 1.85+/-0.15 kgfcm 50

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50
Lenovo S41/U41 Hardware Maintenance Manual
1100 Power assembly, Touchpad module and IO board
For access, remove these FRUs in order:
•
“1010 Base cover” on page 34
•
“1020 Battery pack” on page 36
•
“1030 Hard disk drive” on page 38
•
“1040 PCI Express Mini Card for wireless LAN” on page 40
•
“1050 DIMM” on page 42
•
“1060 Fan assembly and heat sink assembly” on page 43
•
“1070 LCD unit” on page 44
•
“1080 System board” on page 46
•
“1090 Speakers” on page 49
Figure 10. Removal steps of power assembly, touchpad module and IO board
Remove the power assembly in the direction shown by arrow
1
.
1
Remove screws
1
, and then remove the touchpad module in the direction
shown by arrow
2
.
a
a
b
Step
Screw (quantity)
Color
Torque
1
M2 × 2 mm, flat-head, nylok-coated (2)
Silver
1.85+/-0.15 kgfcm