Lenovo S20-30 Laptop Hardware Maintenance Manual - Lenovo S20-30, S20-30 Touch - Page 56
Remove screws, M2 × 2.5 mm, flat-head, nylok
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Lenovo S20-30 / S20-30 Touch Hardware Maintenance Manual Figure 9. Speakers, base cover, audio board, DC-IN board and power board (continued) When installing: When attaching the audio board to the base cover, adjust the placement of the USB and headphone jacks as shown , and make sure that both of the USB and the headphone jacks are attached to the holes on the base cover. Improper placement of the jacks might cause a damage. Remove screw a to lift the power board in the direction shown by arrow b . a b Step Screw (quantity) a M2 × 3 mm, flat-head, nylok-coated (1) Color Black Torque 1.35 kgfcm Remove screws a to lift the touch pad bracket in the direction shown by arrow b. a a b Step Screw (quantity) a M2 × 2.5 mm, flat-head, nylok- coated (2) Color Black Torque P/N 1.35 kgfcm 90202951 52