Lenovo 8338 Manuel D’Utilisation
Locating
parts
on
the
system
board
The
system
board
(sometimes
called
the
planar
or
motherboard)
is
the
main
circuit
board
in
your
computer.
It
provides
basic
computer
functions
and
supports
a
variety
of
devices.
shows
the
location
of
the
parts
on
the
system
board.
1
Microprocessor
9
PCI
adapter
card
slot
2
Clear
CMOS
(Complementary
Metal
Oxide
Semiconductor)/Recovery
jumper
10
Front
USB
connector
2
3
Thermal
sensor
connector
11
Intrusion
switch
connector/Cover
presence
switch
connector
4
Battery
12
Front
I/O
and
LED/Switch
header
5
Memory
slots
(2)
13
eSATA
connector
6
Internal
speaker
connector
14
Internal
power
distribution
connector
7
Serial
(COM)
connector
15
Fan
connector
8
SATA
connectors
(2)
Figure
4.
System
board
parts
locations
10
User
Guide