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Lenovo ideapad 520S/320S Hardware Maintenance Manual
1120 Upper case
For access, remove these FRUs in order:
• “1010 Base cover” on page 32
• “1020 Battery pack” on page 35
• “1030 Solid state disk” on page 36
• “1040 Hard disk drive” on page 37
• “1060 PCI Express Mini Card for wireless LAN” on page 40
• “1070 Fan and heat sink assembly” on page 43
• “1080 IO board” on page 46
• “1090 Speaker” on page 48
• “1100 Fingerprint module (Lenovo ideapad 520S-14IKB) (on select models)”
• “1110 System board” on page 50
Figure 12. Removal steps of upper case
Remove the screws
1
.
1
1
1
1
Step Screw (quantity)
Color Torque
2
M2.5 × 4.5 mm, Phillips head, nylok-coated (4)
left side hinge---log up&right side hinge---log up
Silver
1.5~2.0 kgf*cm