Lenovo ThinkPad R61e Hardware Maintenance Manual - Page 110
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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 (or PC Card/Smart Card) 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) 102 ThinkPad R61, R61e, and R61i (15.4-inch widescreen) Hardware Maintenance Manual
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
(or
PC
Card/Smart
Card)
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)
102
ThinkPad
R61,
R61e,
and
R61i
(15.4-inch
widescreen)
Hardware
Maintenance
Manual