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AMD Series User's Manual
JH
P
D
S
FA
N
1
FUSB1
FUSB2
PS 2
USB1
D
IM
M
1
D
IM
M
2
JRS790M2C02_D V1 0
184*234
.
HDMI
C
FA
N
JKB
B T1
AUDIO
JCOM
SFAN2
AT
X
P
W
R
SPEAK
FDD
JH
P
D
S
FA
N
1
FUSB1
FUSB2
PS 2
USB1
D
IM
M
1
D
IM
M
2
JRS790M2C02_D V1 0
184*234
.
HDMI
C
FA
N
JKB
B T1
AUDIO
JCOM
SFAN2
AT
X
P
W
R
SPEAK
FDD
3.7 Serial Port Header (Optional)
Pin
Pin Assignment
Pin
Pin Assignment
1
DCD
2
RXD
3
TXD
4
DTR
5
GND
6
DSR
7
RTS
8
CTS
9
RI
This JCOM1 header supports a serial port module.
3.8 JHPD Jumper (Optional)
While the JHPD jumper are shorted at pin 1-2, the
motherboard will automatically detect any DVI or HDMI
display device; if the DVI or HDMI device cannot be
detected, please short these jumpers to pin 2-3 to enable
force DVI/HDMI device detection.
Pin No.
Definition
Pin1-2 Auto
Pin2-3 HDMI/DVI EN
JHPD Jumper