Lenovo 6019 ハードウェアマニュアル
System
board
connectors
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.
The
following
illustration
shows
the
locations
of
parts
on
the
system
board.
1
Battery
11
Memory
connector
1
2
SATA
connector
12
Memory
connector
2
3
Optical
drive
connector
13
Microprocessor
fan
connector
4
PCI
riser
connector
14
Clear
CMOS/Recovery
jumper
5
Front
panel
connector
15
Temperature
sensor
connector
6
12v
power
connector
16
Rear
fan
connector
7
Power
connector
17
KB
and
MS
connector
8
System
fan
connector
18
Cover
presence
switch
connector
9
Microprocessor
19
USB
connector
10
Internal
speaker
connector
Chapter
9.
Replacing
FRUs
-
Ultra
SFF
Desktop
computers
117