Jumper; Clear Cmos Jumper: J_Cmos1; At/Atx Jumper: Jat1; Me Jumper: Jme_Dis1 - MSI MS-98L9 Manual

Hardware Setup

Jumper

Important
Avoid adjusting jumpers when the system is on; it will damage the motherboard.

Clear CMOS Jumper: J_CMOS1

There is a CMOS RAM onboard that has a power supply from an external battery
to keep the data of system configuration. With the CMOS RAM, the system can
automatically boot OS every time it is turned on. If you want to clear the system
configuration, set the jumper to clear data.
Important
You can clear CMOS by shorting 2-3 pin while the system is off. Then return to
1-2 pin position. Avoid clearing the CMOS while the system is on; it will damage
the motherboard.

AT/ATX Jumper: JAT1

This jumper allows users to select between AT and ATX power.

ME Jumper: JME_DIS1

This jumper is used to enable/disable the Intel ME function.

COM Port Jumper: JCOMP1, JCOMP2

These jumpers specify the operation voltage of the JCOM1~JCOM2 serial ports.
2-16
1 1
Normal (Default) Clear CMOS
1 1
ATX (Default)
1 1
Normal (Default) ME Disable
1
+5V (Default) +12V
AT
1