Lenovo ThinkPad Edge E431 Hardware Maintenance Manual - Page 97

DC-in bracket, DC-in connector with RJ45 sub card, and DC-in support bracket

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Removal steps of the card reader with USB connector sub card 6 1 3 2 When installing: Ensure that the connector is attached firmly to the system board. Step 3 Screw (quantity) M2 × 3.5 mm, wafer-head, nylon-coated (1) Color Black Torque 0.181 Nm (1.85 kgf-cm) 6 4 1170 DC-in bracket, DC-in connector with RJ45 sub card, and DC-in support bracket For access, remove these FRUs in order: • "1010 Lenovo OneLink connector cover" on page 65 • "1020 Battery pack" on page 65 • "1030 Large bottom cover" on page 66 • "1050 Optical drive or blank bezel" on page 68 • "1070 Hard disk drive assembly or solid-state drive assembly" on page 69 • "1100 Backup battery" on page 74 • "1120 Keyboard" on page 77 Chapter 9. Removing or replacing a FRU 91

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Removal steps of the card reader with USB connector sub card
6
3
2
1
When installing:
Ensure that the connector is attached firmly to the system board.
Step
Screw (quantity)
Color
Torque
3
M2 × 3.5 mm, wafer-head, nylon-coated (1)
Black
0.181 Nm
(1.85 kgf-cm)
4
6
1170 DC-in bracket, DC-in connector with RJ45 sub card, and DC-in
support bracket
For access, remove these FRUs in order:
•
“1010 Lenovo OneLink connector cover” on page 65
•
“1020 Battery pack” on page 65
•
“1030 Large bottom cover” on page 66
•
“1050 Optical drive or blank bezel” on page 68
•
“1070 Hard disk drive assembly or solid-state drive assembly” on page 69
•
“1100 Backup battery” on page 74
•
“1120 Keyboard” on page 77
Chapter 9
.
Removing or replacing a FRU
91