ASUS RS720A-E12 Series
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12. Micro SD card slot (MSD1)
Your motherboard supports SD Memory Card v2.00 (SDHC) / v3.00 (SDXC).
Disconnect all power (including redundant PSUs) from the existing system before you add
or remove a Memory Card, then reboot the system to access the Memory Card.
13. BMC debug UART connector (3-pin BMC_DEBUGUART1)
This connector is used for reading the BMC UART Debug log.
• Storage Device Activity LED connector (HDLED)
This connector allows you to connect the Storage Device Activity LED. The Storage
Device Activity LED lights up or blinks when data is read from or written to the storage
device or storage device add-on card.