Lenovo 7449F9U User Manual - Page 129
USB sub card, 1140 Keyboard bezel
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1160 USB sub card 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 "1140 Keyboard bezel" on page 116 Table 24. Removal steps of USB sub card 23 1 2 4 Step 1 Screw (quantity) M2 × 6 mm, wafer-head, nylon-coated (1) Color Silver Torque 0.181 Nm (1.85 kgfcm) Removing and replacing a FRU 121
1160 USB sub card
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
“1140 Keyboard bezel” on page 116
Table 24. Removal steps of USB sub card
4
2
2
3
1
Step
Screw (quantity)
Color
Torque
±1²
M2
×
6 mm, wafer-head, nylon-coated (1)
Silver
0.181 Nm
(1.85 kgfcm)
Removing and replacing a FRU
121