Lenovo ThinkPad E450 (English) Hardware Maintenance Manual - ThinkPad E450, E4 - Page 84
Remove the screws that secure the system board and the dc-in support bracket. Then remove the dc-in
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Removal steps of the system board Disconnect the connectors attached to the system board. 1 3 2 4 5 6 Remove the screws that secure the system board and the dc-in support bracket. Then remove the dc-in support bracket. 8 7 9 8 Step 7 8 Screw (quantity) M2.0 × 5 mm, flat-head, nylon-coated (1) M2.0 × 3.5 mm, flat-head, nylon-coated (2) Color Black Black Torque 0.181 Nm (1.85 kgf-cm) 0.181 Nm (1.85 kgf-cm) 78 Hardware Maintenance Manual
Removalstepsofthesystemboard
Disconnect the connectors attached to the system board.
5
4
1
3
2
6
Remove the screws that secure the system board and the dc-in support bracket. Then remove the dc-in
support bracket.
7
8
8
9
Step
Screw(quantity)
Color
Torque
7
M2.0 × 5 mm, flat-head, nylon-coated (1)
Black
0.181 Nm
(1.85 kgf-cm)
8
M2.0 × 3.5 mm, flat-head, nylon-coated (2)
Black
0.181 Nm
(1.85 kgf-cm)
78
Hardware Maintenance Manual