Jbat1: Clear Cmos (Reset Bios) Jumper; Ez Debug Led (Z490M Plus/ Z490M Plus Wifi Only); Jrgb1: Rgb Led Connector - MSI Z490M-S01 User Manual

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.
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.

EZ Debug LED (Z490M PLUS/ Z490M PLUS WIFI only)

These LEDs indicate the status of the motherboard.
CPU - indicates CPU is not detected or fail.
DRAM - indicates DRAM is not detected or fail.
VGA - indicates GPU is not detected or fail.
BOOT - indicates booting device is not detected or fail.

JRGB1: RGB LED connector

The JRGB connector allows you to connect the 5050 RGB LED strips 12V.
1
⚠
Important
∙ The JRGB connector supports up to 2 meters continuous 5050 RGB LED strips
(12V/G/R/B) with the maximum power rating of 3A (12V).
Always turn off the power supply and unplug the power cord from the power outlet
∙
before installing or removing the RGB LED strip.
Please use MSI's software to control the extended LED strip.
∙
18
Overview of Components
Keep Data
(default)
1 +12V
3 R
Clear CMOS/ Reset
BIOS
2
4
G
B