Lenovo T400S User Manual download pdf (Page 114)

1100 Palm rest or palm rest with fingerprint reader

For access, remove these FRUs in order:

v “1010 Battery pack” on page 85

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

v “1070 Keyboard” on page 98

Table 19. Removal steps of palm rest or palm rest with fingerprint reader

Step Screw (quantity) Color Torque

1 M2 × 4 mm, bind-head, nylon-coated (8) Black 0.181 Nm

(1.85 kgfcm)

2 M2 × 6 mm, bind-head, nylon-coated (2) Black 0.181 Nm

(1.85 kgfcm)

Note:

In models with the fingerprint reader, the sensor is attached to the palm rest

FRU. If the fingerprint reader has any defects, you can replace it by the

procedures given in this section, which are the same for a palm rest with or

without a fingerprint reader.

106 ThinkPad T400s, T410s, and T410si Hardware Maintenance Manual

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Lenovo T400S User Manual Page 114