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Before removing/installing any of these devices: CPU, DIMMs, Add-On
Cards, and Cables, please unplug the onboard power connector.
This section outlines how to install and configure your mainboard. Referring to the follow-
ing mainboard layout helps you identify various jumpers, connectors, slots, and ports.
Steps described herein will lead you to a quick and correct installation of your system.
3.1 Step-by-Step Installation
Accessories Of AB49/AB49N
3 HARDWARE INSTALLATION
UA330158
0307
950220AF
K
T S
JA
PA
N S
TD
C
R2
03
2
LIT
HIU
M
B
AT
TE
RY
ATX12V
PSKBM1
W
in
bo
nd
W
49
V0
02
FA
P
21
46
70
40
1
24
5G
H
SA
COM1
CPUFAN1
1
DIMM1DIMM2
FDD1
1
ATX1
IDE2 IDE1
1
1
1
S
IO
M
A
R
T
@
W
8
3
6
3
7
H
F
-A
W
PWRFAN1
1
FW82801DB
CMI9739A
LPT1
USB1394A_J1
USBLANA1
USBLAN1
BT1
CASFAN1
1
1
1
1
1
1
1
PS2 Keyboard & PS/2
Mouse Port Connectors
Serial Port Connector
Parallel Port
Connector
USB Port Connectors
Socket 478
ATX12V Power
Connector - ATX12V
USB Port Connectors &
LAN Port Connector
(AB49N Only)
Mic-In/Line-Out/Line-In
Port Connectors
Front Panel Micro-
phone & Line-Out
Header - AUDIO1
Audio CD_IN
Connector - CDIN1
One AGP 4X Slot
Audio CD_IN
Connector - CDIN2
Six PCI Slots
Onboard LAN
Realtek 8100B
(AB49N Only)
BIOS Flash Protection Jumper - JP2
IR Header - IR1
Fr
on
t P
an
el
H
ea
de
r
- P
A
N
EL
1
Ex
te
nd
ed
U
SB
H
ea
de
r
- U
SB
3
C
A
SF
A
N
1
C
el
ar
C
M
O
S
Ju
m
pe
r
- J
P1
O
ne
F
lo
pp
y
C
on
ne
ct
or
Tw
o
ID
E
C
on
ne
ct
or
s
A
TX
P
ow
er
C
on
ne
ct
or
-
A
TX
1
Intel 845PE Chipset
Intel 82801DB
Chipset
PWRFAN1
Two DIMM Slots
CPUFAN1
I/O Controller 83637
