MSI PRO B660M-G Manuel D'utilisation page 20

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.
JRAINBOW1~2: Addressable RGB LED connectors
(PRO B660M-G)
The JRAINBOW connector allows you to connect the WS2812B Individually
Addressable RGB LED strips 5V.
1
⚠
CAUTION
Do not connect the wrong type of LED strips. The JRGB connector and the JRAINBOW
connector provide different voltages, and connecting the 5V LED strip to the JRGB
connector will result in damage to the LED strip.
⚠
Important
The JRAINBOW connector supports up to 75 LEDs WS2812B Individually Address-
∙
able RGB LED strips (5V/Data/Ground) with the maximum power rating of 3A (5V). In
the case of 20% brightness, the connector supports up to 200 LEDs.
∙ 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 +5V
3 No Pin
Clear CMOS/
Reset BIOS
2 Data
4 Ground