1040 Palm rest or palm rest with fingerprint reader
For access, remove this FRU in order:
v “1010 Battery pack” on page 64
Table 14. Removal steps of palm rest
1
1
1
1
For T400
Step Icon Screw (quantity) Color Torque
1
M2 × 14 mm, flat-head,
nylon-coated (4)
Black 0.167 Nm

(1.7 kgfcm)

For R400
Step Icon Screw (quantity) Color Torque
1
M2 × 17 mm, flat-head,
nylon-coated (4)
Black 0.167 Nm

(1.7 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.
ThinkPad T400 and R400 69