2
ASRock AD2550B-ITX Motherboard
English
Motherboard Layout
1
CPU Fan Connector (CPU_FAN1)
11
Clear CMOS Jumper (CLRCMOS1)
2
CPU Heatsink
12
Chassis Speaker Header
3
Chassis Fan Connector (CHA_FAN1)
(SPEAKER 1, White)
4
2 x 204-pin DDR3 SO-DIMM Slots
13
USB 2.0 Header (USB4_5, Blue)
(DDR3_A1, DDR3_A2, Black)
14
SATA2 Connector (SATAII_1, Blue)
5
ATX Power Connector (ATXPWR1)
15
16Mb SPI Flash
6
SATA2 Connector (SATAII_2, Blue)
16
PCI Slot (PCI1)
7
USB 2.0 Header (USB6_7, Blue)
17
Front Panel Audio Header
8
Infrared Module Header (IR1)
(HD_AUDIO1, White)
9
System Panel Header (PANEL1, White)
18
Intel NM10 Express Chip
10
Consumer Infrared Module Header (CIR1)
SPEAKER1
1
HD_AUDIO1
PANEL 1
HDLED RESET
PLED PWRBTN
1
CMOS
Battery
16Mb
BIOS
1
AUDIO
CODEC
17.0cm (6.7 in)
1
7
.0
c
m
(6
.7
in
)
Super
IO
1
2
4
5
7
6
8
9
10
12
13
14
11
15
16
3
FS
B8
00
D
D
R
3_
A
1
(6
4
bi
t,
20
4-
pi
n
m
od
ul
e)
FS
B8
00
D
D
R
3_
A
2
(6
4
bi
t,
20
4-
pi
n
m
od
ul
e)
SATAII_1
SATAII_2
LAN
PHY
RoHS
USB 2.0
T: USB0
B: USB1
Top:
RJ-45
P
A
R
A
L
L
E
L
P
O
R
T
V
G
A
1
T
o
p
:
L
in
e
In
C
e
n
te
r:
L
in
e
O
u
t
B
o
tt
o
m
:
M
ic
In
CPU_FAN1
1
USB6_7
PCI1
1
USB4_5
ErP/EuP Ready
USB 2.0
T: USB2
B: USB3
C
O
M
1
Design in Taipei
P
S
2
M
o
u
s
e
P
S
2
K
e
y
b
o
a
rd
1
CIR1
1
IR1
CHA_FAN1
X
F
a
s
t
L
A
N
X
F
a
s
t
U
S
B
DX10.1
AD2550B-ITX
CLRCMOS1
1
17
18
