Figure – IBM THINKCENTRE 8141 User Manual
Page 13

3.
Carefully
take
note
of
the
location
of
all
cable
connections
on
the
system
board.
It
will
be
necessary
to
reconnect
them
properly
when
installing
a
new
system
board.
4.
Disconnect
all
cables
connected
to
the
system
board.
1
12v
power
connector
13 SATA
2
connector
2
Diskette
drive
connector
14 SATA
1
connector
3
Speaker
connector
15 Cover
presence
switch
connector
4
DIMM
connector
4
16 Power
supply
connector
5
DIMM
connector
3
17 PCI
Express
(x16)
graphics
slot
6
DIMM
connector
2
18 PCI
Express
(x1)
slot
7
DIMM
connector
1
19 PCI
slot
2
8
Clear
CMOS/Recovery
jumper
20 PCI
slot
1
9
Front
panel
connector
21 Battery
10 Parallel
ATA
IDE
connector
22 Microprocessor
11 SATA
4
connector
23 Microprocessor
fan
connector
12 SATA
3
connector
24 Microprocessor
heat
sink
Figure
1.
System
board
Replacing
customer
replaceable
units
(CRUs)
5