Lenovo ThinkPad X200 Tablet Hardware Maintenance Manual page 94

Table 24. Removal steps of USB sub card
Step Screw (quantity)
1
M2 × 6 mm, wafer-head, nylon-coated (1)
Turn the USB sub card over, an then disconnect the cable from the connector.
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Hardware Maintenance Manual
Color Torque
0.181 Nm
Silver
(1.85 kgfcm)