MSI MS-B0A2 Manual page 5

Power LED
1
The power LED glows when the system is turned on and goes off when
the system is shut down. In terms of power saving, the LED blinks in S3
(Suspend to RAM) mode and goes off in S4 (Suspend to Disk) mode.
Power Button
2
Press the power button to turn the system on and off.
Hard Disk Drive LED
3
This indicator shows the activity status of the HDD. It flashes when the
system is accessing data on the HDD and remains off when no disk activity
is detected.
Combo Audio Jack
4
This connector is provided for headphones or speakers or microphones.
USB 3.2 Gen 2 Port
5
This connector is provided for USB peripheral devices. (Speed up to 10
Gbps)
USB 3.2 Gen 2 Port (Type-C)
6
This connector is provided for USB peripheral devices. This connector can
provide up to 5V / 3A of power. (Speed up to 10 Gbps)
Microphone Jack
7
This connector is provided for microphones.
USB 2.0 Port
8
This connector is provided for USB peripheral devices. (Speed up to 480
Mbps)
⚠
Important
High-speed devices are recommended for USB 3.2 ports whereas low-
speed devices, such as mouse or keyboard, are suggested to be plugged
into the USB 2.0 ports.
Serial Port (Optional)
9
The serial port supports barcode scanners, barcode printers, bill printers,
credit card machine, etc.
Wi-Fi Antenna Connector
10
5
Getting Started