ASRock B450M/ac Quick Installation Guide - Page 3
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Motherboard Layout 1 M2_WIFI USB 2.0 T: USB1 B: USB2 ATX12V1 B450M/ac 2 34 5 CPU_FAN1 1 AMD_FAN_LED1 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) ATXPWR1 SOCKET AM4 6 HDMI1 23 Top: LINE IN Center: FRONT Bottom: MIC IN USB 3.2 Gen1 T: USB1 B: USB2 USB 3.2 Gen1 T: USB3 B: USB4 RJ-45 LAN CHA_FAN1 BIOS ROM Ultra M.2 PCIe Gen3 x4 M2_1_CT1 M2_1_CT2 M2_1_CT3 PCIE1 M2_1 B450M/ac HD_AUDIO1 1 ADDR_LED1 1 RGB_HEADER1 1 Super I/O PCIE2 CMOS Battery CLRCMOS1 1 USB_5_6 1 AMD Promontory B450 SATA3_3 USB_7 1 1 SATA3_1 RoHS USB_3_4 1 CHA_FAN2 CI1 1 PANEL1 SPK_PLED1 PLED PWRBTN 1 HDLED RESET USB3_5_6 SATA3_2 SATA3_4 7 8 9 10 11 12 22 21 20 19 18 17 16 15 14 13 English 1
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1
English
B450M/ac
Motherboard Layout
3
4
2
6
5
7
8
9
10
1
14
17
16
12
11
18
19
13
BIOS
ROM
ATXPWR1
Super
I/O
CLRCMOS1
1
PCIE1
1
USB_3_4
HD_AUDIO1
1
CPU_FAN1
Top:
LINE
IN
Center:
FRONT
Bottom:
MIC
IN
RJ-45 LAN
USB 2.0
T: USB1
B: USB2
SOCKET AM4
CMOS
Battery
ATX12V1
M2_1
Ultra M.2
PCIe Gen3 x4
USB3_5_6
1
CHA_FAN1
CHA_FAN2
HDLED
RESET
PLED
PWRBTN
PANEL1
1
RoHS
SPK_PLED1
1
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)
PCIE2
AMD
Promontory
B450
USB 3.2 Gen1
T: USB1
B: USB2
USB 3.2 Gen1
T: USB3
B: USB4
1
AMD_FAN_LED1
1
USB_7
1
M2_1_CT3
M2_1_CT2
M2_1_CT1
1
USB_5_6
SATA3_3
SATA3_4
SATA3_1
SATA3_2
22
23
HDMI1
M2_WIFI
20
ADDR_LED1
1
RGB_HEADER1
B450M/ac
CI1
15
21