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.
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ThinkPad X300 Hardware Maintenance Manual
a
Security chip
b
Accelerometer chip for the HDD Active Protection System
c
ICH (I/O Controller Hub)
d
GMCH (Integrated video chip)
e
CPU
a
c
d
e
™
b