Lenovo M490s notebook - Manual (Page 58)

Removal steps of the media card reader slot board
Remove the screw 1 , and then detach the cable.
3
2
1
Step Screw (quantity) Color Torque
1 M2.5 × 3 mm, flat-head, nylon-coated (1) Black 0.392 Nm
(4.0 kgf-cm)
When installing: Ensure that the cable is attached firmly to the system board.
Remove the media card reader slot board.
4
1110 Fingerprint board bracket and fingerprint board
For access, remove these FRUs in order:
•
“1010 Battery pack” on page 42
• “1020 Bottom slot cover” on page 42
• “1040 Hard disk drive assembly” on page 45
• “1080 Base cover” on page 49
52 Hardware Maintenance Manual