Removal steps of the USB card
Step Screw (quantity) Color Torque
2
M2.5 × 4.5 mm, wafer-head, nylon-coated (3) Silver
0.294 Nm
(3 kgf-cm)
Step Screw (quantity) Color
Torque
4
M2 × 3 mm, wafer-head, nylon-coated (1) Silver
0.181 Nm
(1.85 kgf-cm)
74 E590, R590, and E595 Hardware Maintenance Manual
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