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Table 30. Removal steps of system board and PC Card/Express Card slots (or
ExpressCard/Smart Card slots or ExpressCard/7-in-1 Media Card Reader slots) bezel
assembly
Following components soldered on the top side of the system board are
extremely sensitive. When you service the system board, avoid any kind of
rough handling.
a CPU
b Video chip
c MCH (Memory Controller Hub)
d ICH (I/O Controller Hub)
e Accelerometer chip for the HDD Active Protection System
™
a
b
c
d
e
1
1
Step Screw (quantity) Color Torque
1 M2 × 2.7 mm, flat-head, nylon-coated (2) Black 0.167 Nm
(1.7
kgfcm)
ThinkPad T400 and R400 113