MSI PRO B650M-A WIFI - JOCFS1: Safe Boot Jumper; JDASH1: Tuning Controller Connector; JCOM1: Serial Port Connector

39
Normal
(default)
Boot with the saved
BIOS settings.
Enabled
Apply the BIOS default
settings and lower PCIe
(from CPU) mode for
Safe Boot.
JOCFS1: Safe Boot Jumper
This jumper is used for Safe Boot. Once enabled, the system will boot with default
settings and lower PCIe (from CPU) mode.
JDASH1 : Tuning Controller connector
This connector is used to connect an optional Tuning Controller module.
JCOM1 : Serial Port connector
This connector allows you to connect the optional serial port with bracket.
Pin Signal Name Pin Signal Name
1 No Pin 2 NC
3
MCU_SMB_SCL_M 4 MCU_SMB_SDA_M
5 VCC5 6 Ground
Pin Signal Name Pin Signal Name
1 DCD 2 SIN
3
SOUT 4 DTR
5 Groune 6 DSR
7 RTS 8 CTS
9 RI 10 No pin
1
2
5
6
1
2 10
9