Lenovo ThinkPad R400 7439 Hardware Maintenance Manual page 94

Table 22. Removal steps of SIM card slot (continued)
86
ThinkPad T400 and R400 (14.1-inch widescreen) Hardware Maintenance Manual
Remove the SIM card from the battery pack slot in the direction of arrow 3 as
shown in this figure.
Step Screw (quantity)
M2 × 3.5 mm, flat-head, nylon-coated (1)
2
When installing: Make sure the connector 3 is attached firmly.
2
3
Color Torque
Black 0.167 Nm
(1.7 kgfcm)