Lenovo ThinkPad T490 Hardware Maintenance Manual page 4

Removing the nano-SIM card and the nano-
SIM-card tray . . . . . . . . . . . . . .
1010 Keyboard . . . . . . . . . . . . . . .
1020 Base cover assembly . . . . . . . . . .
1030 M.2 solid-state drive . . . . . . . . . . .
1040 Memory module . . . . . . . . . . . .
1050 Speaker assembly . . . . . . . . . . .
1060 Wireless WAN card . . . . . . . . . . .
1070 Coin-cell battery . . . . . . . . . . . .
1080 Built-in battery . . . . . . . . . . . . .
1090 Thermal fan assembly . . . . . . . . . .
1100 RJ45 cable, bracket and board
1110 USB cable, bracket and board . . . . . . .
1120 Fingerprint reader cable, bracket and
board . . . . . . . . . . . . . . . . . . .
1130 Smart card reader module and cable . . . .
1140 Trackpad and cable . . . . . . . . . . .
1150 Hall sensor board with cable . . . . . . .
1160 NFC module, cable and antenna . . . . . .
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T490 Hardware Maintenance Manual
1170 Power button board with cable, power
62 button . . . . . . . . . . . . . . . . . .
62 1180 System board . . . . . . . . . . . . .
65 1190 MIMO wireless-WAN antenna assembly . . .
67 1200 LCD unit . . . . . . . . . . . . . . .
68 1210 Keyboard bezel assembly
69 2010 LCD bezel sheet and LCD bezel . . . . . .
70 2020 LCD panel. . . . . . . . . . . . . . .
71 2030 Camera/microphone module . . . . . . .
72 2040 LCD hinges . . . . . . . . . . . . . .
73 2050 Camera/LED cable . . . . . . . . . . .
. . . . . . 74 2060 LCD cable . . . . . . . . . . . . . . .
76 2070 Wireless antenna assembly . . . . . . . .
2080 LCD cover assembly. . . . . . . . . . .
77
Appendix A. Notices . . . . . . . . . . 101
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79
Appendix B. Abbreviation and
80
acronym table . . . . . . . . . . . . . 103
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82
83
87
88
. . . . . . . . 90
91
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