Lenovo E40-70 Notebook - Manual (Page 68)

1080 Upper case
For access, remove these FRUs in order:
•
“1010 External battery pack” on page 54
• “1020 Keyboard” on page 54
• “1030 Optical disk drive” on page 56
• “1040 Base cover assembly” on page 57
• “1050 Hard disk drive or solid-state hybrid drive” on page 58
• “1060 Wireless-LAN /Bluetooth card” on page 60
Removal steps of the upper case
Remove eight screws 1 and two screws 2 on the bottom.
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Step Screw (quantity) Color Torque
1 M2.5 × 6mm, flat-headed, nylon-coated (8) Black 2.0– 2.5 kgfcm
2 M2.0 × 3mm, flat-headed, nylon-coated (2) Black 1.0– 1.5 kgfcm
62 Hardware Maintenance Manual