Lenovo ThinkPad X60 Hardware Maintenance Manual page 87

Following components soldered on the top and bottom sides of the system board
are extremely sensitive. When you service the system board, avoid any kind of
rough handling.
a
Accelerometer chip for the HDD Active Protection System
b
Security chip
c
CPU
d
MCH (Memory Controller Hub)
e
ICH (I/O Controller Hub)
Top
Bottom
Removing and replacing a FRU
b
e
a
c
d
ThinkPad X60
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