User's Manual

English
7
B550M-IT X/ac
1.3 Motherboard Layout
8
10
11
13
14
15
7
5
9
3
2
1
4
6
DDR4_B1 (64 bit, 288-pin module)
DDR4_A1 (64 bit, 288-pin module)
ATXPWR1
PCIE1
HDL ED RESE T
PLE D PWRBT N
PANE L1
1
1
1
HD_AUDIO1
SATA3 _1_ 3
USB _3_4
1
CPU_FAN1
AMD
B550
SOCKETAM4
CLRCMOS1
RGB_LED1
1
1
ADDR_LED1
1
USB3 _4_5
HDMI1
SATA3 _2_ 4
M2_1
DP1
CHA_FAN2/WP
CHA_FAN1
/WP
1
SPEAKER1
Top:
LINE IN
Cente r:
FRONT
Botto m:
MIC IN
M2_WIFI1
B550M-ITX/ac
RoHS
USB 3.2 Gen1
T: USB3_3
B: USB3_TC_1
RJ-45 LAN
USB 3.2 Gen1
T: USB1
B: USB2
USB 2.0
T: USB1
B: USB2
PS2
Keyboard
/Mous e
ATX 12V1
16
12
BAT1