User Manual

Table Of Contents
4-18
Chapter 4: Motherboard Information
3. Hard disk activity LED (HDDLED1)
This LED is for the storage devices connected to the onboard SATA, or SATA/SAS
add-on card. The read or write activities of any device connected to the onboard SATA,
or SATA/SAS add-on card causes the rear panel LED to light up.
4. Message LED (MESLED1)
This onboard LED lights up to red when there is temperature warning or a BMC event
log is generated.