Lenovo M4400s notebook User Manual
Page 68
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Remove the screws
16
, and then remove the system board assembly
17
.
17
16
16
16
Step
Screw (quantity)
Color
Torque
16
M2.5 × 3 mm, flat-head, nylon-coated (3)
Black
0.392 Nm
(4.0 kgf-cm)
1160 Touch pad assembly, speakers, keyboard bezel, and LCD unit
For access, remove these FRUs in order:
•
“1010 Battery pack” on page 42
•
“1020 Bottom slot cover” on page 42
•
“1030 Memory modules” on page 43
•
“1040 Hard disk drive assembly” on page 45
•
“1050 PCI Express Mini Card for wireless LAN” on page 46
•
“1060 mSATA solid-state drive” on page 47
•
“1070 Backup battery” on page 48
•
•
“1110 Fingerprint board bracket and fingerprint board” on page 52
•
“1120 Thermal module assembly” on page 54
•
“1150 System board assembly” on page 59
62
Hardware Maintenance Manual
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