Lenovo T400S, T410SI 1170 I/O sub card and base cover assembly, Step Screw quantity Color Torque

1170 I/O sub card and base cover assembly

For access, remove these FRUs in order:

v“1010 Battery pack” on page 85

v“1020 Serial Ultrabay Slim device or travel bezel” on page 86

v“1030 Solid state drive (SSD) or hard disk drive (HDD)” on page 87

v“1050 PCI Express Mini Card for wireless LAN” on page 92

v“1060 PCI Express Mini Card for wireless WAN” on page 95

v“1070 Keyboard” on page 98

v“1090 Wireless USB adapter or Intel Turbo Memory” on page 104

v“1100 Palm rest or palm rest with fingerprint reader” on page 106

v“1110 Bluetooth daughter card (BDC-2)” on page 108

v“1120 Keyboard bezel and speaker assembly” on page 109

v“1130 5-in-1 Media Card Reader adapter” on page 113

v“1140 Bluetooth–wireless radio switch FPC” on page 114

v“1150 LCD unit” on page 116

v“1160 System board, fan assembly, and 34-mm ExpressCard slot frame” on page 120

Table 26. Removal steps of I/O sub card and base cover assembly

2

4

1

3

Step	Screw (quantity)	Color	Torque
	M2 ⋅ 4 mm, bind-head, nylon-coated (1)	Black	0.181 Nm
			(1.85 kgfcm)
	M2 ⋅ 6 mm, bind-head, nylon-coated (1)	Black	0.181 Nm
			(1.85 kgfcm)

128ThinkPad T400s, T410s, and T410si Hardware Maintenance Manual