Lenovo M490s notebook - Manual (Page 68)

Remove the screws 16 , and then remove the system board assembly 17 .
17
16
16
16
Step Screw (quantity) Color Torque
16 M2.5 × 3 mm, flat-head, nylon-coated (3) Black 0.392 Nm
(4.0 kgf-cm)
1160 Touch pad assembly, speakers, keyboard bezel, and LCD unit
For access, remove these FRUs in order:
•
“1010 Battery pack” on page 42
• “1020 Bottom slot cover” on page 42
• “1030 Memory modules” on page 43
• “1040 Hard disk drive assembly” on page 45
• “1050 PCI Express Mini Card for wireless LAN” on page 46
• “1060 mSATA solid-state drive” on page 47
• “1070 Backup battery” on page 48
• “1080 Base cover” on page 49
• “1110 Fingerprint board bracket and fingerprint board” on page 52
• “1120 Thermal module assembly” on page 54
• “1150 System board assembly” on page 59
62 Hardware Maintenance Manual