Lenovo ThinkPad R61e Hardware Maintenance Manual - Page 109
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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 Accelerometer chip for the HDD Active Protection SystemTM b Security chip c CPU d Video chip e MCH (Memory Controller Hub) f ICH (I/O Controller Hub) c d e f b a Table 27. Removal steps system board, PC Card/ExpressCard slots assembly 1 1 Step 1 Screw (quantity) M2 × 2.7 mm, flat-head, nylon-coated (2) Color Black Torque 0.167 Nm (1.7 kgfcm) R61, R61e, and R61i (15.4-inch widescreen) 101
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.
±a²
Accelerometer
chip
for
the
HDD
Active
Protection
System
TM
±b²
Security
chip
±c²
CPU
±d²
Video
chip
±e²
MCH
(Memory
Controller
Hub)
±f²
ICH
(I/O
Controller
Hub)
a
b
c
d
e
f
Table
27.
Removal
steps
system
board,
PC
Card/ExpressCard
slots
assembly
1
1
Step
Screw
(quantity)
Color
Torque
±1²
M2
×
2.7
mm,
flat-head,
nylon-coated
(2)
Black
0.167
Nm
(1.7
kgfcm)
R61,
R61e,
and
R61i
(15.4-inch
widescreen)
101