Jbat1: clear cmos (reset bios) jumper, Jcom1: serial port connector, Resetting bios to default values – MSI B550M PRO-VDH WIFI Micro-ATX Motherboard User Manual
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Overview of Components
JBAT1: Clear CMOS (Reset BIOS) Jumper
There is CMOS memory onboard that is external powered from a battery located on
the motherboard to save system configuration data. If you want to clear the system
configuration, set the jumpers to clear the CMOS memory.
Keep Data
(default)
Clear CMOS/
Reset BIOS
Resetting BIOS to default values
1.
Power off the computer and unplug the power cord.
2.
Use a jumper cap to short
JBAT1
for about 5-10 seconds.
3.
Remove the jumper cap from
JBAT1
.
4.
Plug the power cord and Power on the computer.
1
2
10
9
1
DCD
2
SIN
3
SOUT
4
DTR
5
Ground
6
DSR
7
RTS
8
CTS
9
RI
10
No Pin
JCOM1: Serial Port Connector
This connector allows you to connect the optional serial port with bracket.
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