ASRock B550M/ac User Manual - Page 14

B550M/a

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1.3 Motherboard Layout 1 B550M/ac 2 34 HDMI1 B550M/ac AT X 1 2 V 1 USB 2.0 T: USB1 B: USB2 CPU_FAN1 RGB_LED1 1 1 ADDR_LED1 ATXPWR1 DDR4_A1 (64 bit, 288-pin module) DDR4_A2 (64 bit, 288-pin module) DDR4_B1 (64 bit, 288-pin module) DDR4_B2 (64 bit, 288-pin module) PS2 Keyboard/ Mouse SOCKET AM4 26 USB 3.2 Gen1 T: USB1 B: USB2 RJ-45 LAN USB 3.2 Gen1 T: USB3 B: USB4 Top: LINE IN Center: FRONT Bottom: MIC IN CHA_FAN1/WP PCIE1 LAN Super I/O PCIE2 RoHS WiFi-802.11ac NUT1 Module AUDIO CODEC HD_AUDIO1 1 RGB_LED2 1 ADDR_LED2 1 PCIE3 CLRCMOS1 1 1 COM1 M2_3 M2_1 SPI_TPM_J1 1 CMOS Battery CHA_FAN2 /WP USB_5_6 1 USB_3_4 1 BOOT VGA DRAM CPU 1 SATA3_4 SATA3_3 AMD Promontory B550 CHA_FAN4/WP F_USB3_3_4 1 PANEL1 SPK_PLED1 PLED PWRBTN 1 1HDLED RESET F_USB3_1_2 25 24 23 22 21 20 19 18 17 16 15 14 13 12 SATA3_1 SATA3_2 5 6 7 8 9 10 11 English 7

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English
7
B550M/ac
3
7
4
8
10
11
1
14
15
12
18
13
AT
XPWR1
Super
I/O
CLRCMOS1
1
PCIE1
HD_AUDIO1
1
SOCKET AM4
F_USB3_1_2
1
CHA_FAN1/WP
1
RoHS
SPK_PLED1
1
DDR4_A1 (64
bit, 2
88-pin m
odule
)
DDR4_A2 (64
bit, 2
88-pin m
odule
)
DDR4_B1 (64
bit, 2
88-pin m
odule
)
DDR4_B2 (64
bit, 2
88-pin m
odule
)
PCIE2
PCIE3
HDLED
RESET
PLED
PWRBTN
PANEL1
M
2_1
AMD
Promontory
B550
1
USB_3_4
19
26
CPU_FAN1
CHA_FAN4/WP
1
USB_5_6
23
25
ATX12V1
2
ADDR_LED1
1
1
RGB_LED1
6
5
SA
TA3_1
SA
TA3_2
9
1
SPI_TPM_J1
1
F_USB3_3_4
20
CHA_FAN2
/WP
RGB_LED2
1
ADDR_LED2
1
CMOS
Battery
LAN
AUDIO
CODEC
22
17
CPU
DRAM
VGA
BOOT
16
M
2_3
NUT1
1
COM1
21
B550M/a
c
Top:
LINE
IN
Center:
FRONT
Bottom:
MI
C
IN
RJ-45
LAN
USB 3.2 Gen1
T: USB3
B: USB4
USB 3.2 Gen1
T: USB1
B: USB2
USB 2.0
T: USB1
B: USB2
PS2
Keyboard/
Mouse
HDMI1
WiFi-802.11ac
Module
SA
TA3_4
SA
TA3_3
1.3 Motherboard Layout