Lenovo IdeaPad S400u Hardware Maintanence Manual - Page 53

Speakers, base cover, USB board, power assembly and power board

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Lenovo IdeaPad S400 1090 Speakers, base cover, USB board, power assembly and power board For access, remove these FRUs in order: • "1010 Battery pack" on page 33 • "1020 Hard disk drive" on page 35 • "1030 DIMM" on page 37 • "1040 PCI Express Mini Card for wireless LAN/WAN" on page 38 • "1050 Fan assembly and Heat Sink assembly" on page 40 • "1060 Keyboard" on page 42 • "1070 System board" on page 44 • "1080 LCD unit" on page 47 Figure 9. Speakers, base cover, USB board, power assembly and power board Remove four screws a , and then remove the speakers in the direction shown by arrow b . aa a a b b Step a Screw (quantity) Color M2 × 2 mm, flat-head, nylok-coated (4) Black Torque 1.85 kgfcm Remove the power assembly in the direction shown by arrow c. c When installing: Make sure that the power connector is attached firmly. 49

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Lenovo IdeaPad S400
49
1090 Speakers, base cover, USB board, power assembly and
power board
For access, remove these FRUs in order:
•
“1010 Battery pack” on page 33
•
“1020 Hard disk drive” on page 35
•
“1030 DIMM” on page 37
•
“1040 PCI Express Mini Card for wireless LAN/WAN” on page 38
•
“1050 Fan assembly and Heat Sink assembly” on page 40
•
“1060 Keyboard” on page 42
•
“1070 System board” on page 44
•
“1080 LCD unit” on page 47
Figure 9. Speakers, base cover, USB board, power assembly and power board
Remove four screws
, and then remove the speakers in the direction shown
by arrow
.
Remove the power assembly in the direction shown by arrow
.
When installing:
Make sure that the power connector is attached firmly.
Step
Screw (quantity)
Color
Torque
M2 × 2 mm, flat-head, nylok-coated (4)
Black
1.85 kgfcm
a
b
a
a
a
a
b
b
a
c
c