1
English
B450M-HDV R4.0
Motherboard Layout
AMD
Promontory
B450
B450M-HDV
BIOS
ROM
A
T
X
P
W
R
1
F
S
B
8
0
0
D
D
R
4
_
A
1
(6
4
b
it
,
2
8
8
-p
in
m
o
d
u
le
)
D
D
R
4
_
A
2
(6
4
b
it
,
2
8
8
-p
in
m
o
d
u
le
)
Super
I/O
LAN
AUDIO
CODEC
PCIE2
PCIE1
U
S
B
_
3
_
4
U
S
B
_
5
_
6
HD_AUDIO1
1
CPU_FAN1
1
COM1
USB 2.0
T: USB1
B: USB2
P
S
2
K
e
y
b
o
a
rd
/
M
o
u
s
e
CMOS
Battery
U
S
B
3
_
5
_
6
1
CHA_FAN2
HDLED RESET
PLED PWRBTN
PANEL1
1
RoHS
16
19
SPK_CI1
1
USB 3.1 Gen1
T: USB1
B: USB2
T
o
p
:
L
IN
E
IN
C
e
n
te
r
:
F
R
O
N
T
B
o
tt
o
m
:
M
IC
IN
R
J-4
5
LA
N
USB 3.1 Gen1
T: USB3
B: USB4
TPMS1
1
HDMI1
ATX12V
CLRMOS1
1
S
A
T
A
3
_
3
S
A
T
A
3
_
4
S
O
C
K
E
T
A
M
4
CHA_FAN1
S
A
T
A
3
_
1
S
A
T
A
3
_
2
M
2
_
1