Lenovo 74499EU User Manual - Page 127
I/O card assembly
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1150 I/O card assembly For access, remove these FRUs in order: v "1010 Digitizer pen" on page 85 v "1020 Battery pack" on page 86 v "1060 Keyboard" on page 97 v "1080 Palm rest" on page 101 v "1110 PCI Express Mini Card for wireless WAN" on page 110 v "1140 Keyboard bezel" on page 116 Table 23. Removal steps of I/O card assembly 1 2 5 4 3 Step 5 Screw (quantity) Color M2 × 3.5 mm, wafer-head, nylon-coated (1) Silver Torque 0.181 Nm (1.85 kgfcm) When installing: Make sure that the speaker connector is attached firmly. Removing and replacing a FRU 119
1150 I/O card assembly
For access, remove these FRUs in order:
v
“1010 Digitizer pen” on page 85
v
“1020 Battery pack” on page 86
v
“1060 Keyboard” on page 97
v
“1080 Palm rest” on page 101
v
“1110 PCI Express Mini Card for wireless WAN” on page 110
v
“1140 Keyboard bezel” on page 116
Table 23. Removal steps of I/O card assembly
1
2
4
3
5
Step
Screw (quantity)
Color
Torque
±5²
M2
×
3.5 mm, wafer-head, nylon-coated (1)
Silver
0.181 Nm
(1.85 kgfcm)
When installing:
Make sure that the speaker connector is attached firmly.
Removing and replacing a FRU
119