Motherboard Layout - ASROCK B450M Pro4 Manual

Motherboard Layout

1
USB 2.0
T: USB1
B: USB2
ATX12V1
USB 3.1 Gen2
T: USB31_TA_1
B: USB31_TC_1
USB 3.1 Gen1
T: USB1
B: USB2
USB 3.1 Gen1
T: USB3
B: USB4
CHA_FAN1/WP
BIOS
ROM
PCIE1
RoHS
HD_AUDIO1
RGB_HEADER1
ADDR_LED1
1 1
24
M2_1_CT1 M2_1_CT2 M2_1_CT3
PCIE2
CMOS
Battery
PCIE3
COM1
USB_3_4
TPMS1
1
1
1 1
21
3 4 5
2
CPU_FAN2/WP
CPU_FAN1
Ultra M.2
PCIe Gen3 x4
AMD
Promontory
B450
M2_2_CT4 M2_2_CT3 M2_2_CT2 M2_2_CT1
CHA_FAN3/WP
CHA_FAN2/WP
SPK_PLED1
USB_5_6
CLRCMOS1 CI1
1
1
1
17 15 14
B450M Pro4
6
1
AMD_FAN_LED1
7
8
1
9
10
11
12
PANEL1
PLED PWRBTN
1
HDLED RESET
13
1