• “1030 Base cover assembly” on page 65 • “1110 Speaker assembly” on page 78 • “1120 Built-in battery” on page 79 Removal steps of the smart-card reader assembly Step Screw (quantity) Color Torque 3 M2 × 3 mm, flat-head, nylon-coated (2) Black 0.181 Nm (1.85 kgf-cm) When installing: Ensure that the connector of the smart-card reader is attached firmly. 1140 I/O bracket and RJ45 bracket Note: Before you start the servicing, disable the built-in battery. See “Disabling the built-in battery” on page 64. For access, remove these FRUs: • “1010 Removable battery” on page 64 • “1030 Base cover assembly” on page 65 Chapter 9. Removing or replacing a FRU 81