Lenovo ThinkPad T450 (English) Hardware Maintenance Manual - ThinkPad T450 - Page 96
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Step 10 Screw (quantity) M2 × 3 mm, big head, nylon-coated (7) 11 Color Black Torque 0.181 Nm (1.85 kgf-cm) When installing: Ensure that the connectors are attached firmly. 1180 Fingerprint-reader card Note: Before you start the servicing, disable the internal battery pack. See "Disabling the internal battery pack" on page 60. For access, remove these FRUs in order: • "1010 SIM card and SIM-card tray" on page 60 • "1020 External battery pack" on page 60 • "1030 Keyboard" on page 61 • "1040 Base cover assembly" on page 68 • "1050 Hard disk drive or solid-state drive" on page 70 • "1060 Memory module" on page 72 • "1070 Wireless-LAN/Bluetooth card" on page 72 • "1080 Wireless-WAN card or M.2 solid-state drive" on page 73 • "1090 Internal battery pack" on page 75 • "1100 Coin-cell battery" on page 77 • "1120 Thermal fan assembly" on page 79 • "1160 LCD unit" on page 85 • "1170 System board" on page 88 90 Hardware Maintenance Manual