Lenovo E40-30 Laptop Hardware Maintenance Manual - Lenovo E40-xx Notebook - Page 70
and then remove the power, board in the direction shown by arrow
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• "1050 Hard disk drive or solid-state hybrid drive" on page 58 • "1060 Wireless-LAN /Bluetooth card" on page 60 • "1080 Upper case" on page 62 Removal steps of audio board and audio board cable Detach Audio board cable connector 1 . Remove one screw 2 , and then remove the audio board in the direction shown by arrow 3 . b c a a Step 2 Screw (quantity) M2.5 × 4 mm, flat-head, nylon-coated (1) Color silver Torque 2.0- 2.5 kgfcm When installing: make sure that the audio board cable connector is firmly attached. Peel off the adhesive tape securing the power board, remove one screw 4 , and then remove the power board in the direction shown by arrow 5 . d e Step 4 Screw (quantity) M2 × 3mm, flat-head, nylon-coated (1) 64 Hardware Maintenance Manual Color black Torque 1.0- 1.5 kgfcm