Advantech HPC-2820-ISSE, User Manual, Page: 17 / 178

HPC-2820-ISSE User Manual 1-7
1.6. LED.information
1.6.1. Front.panel.LEDs
The location switch and LED are for service purposes. When the system fails
or is shut down, the server administrator can press either the front or the
rear location switch to identify the location of the specific 2U system in a rack
cabinet.
Power LED
Location LED
Message LED
Storage Access LED
LAN1 LED
LAN2 LED
LED Icon Display status Description
Power LED ON System power ON
Storage Access LED
OFF
Blinking
No activity
Read/write data into the HDD
Message LED
OFF
Blinking
System is normal; no incoming event
ASWM indicates a HW monitor event
Location LED
OFF
ON
Normal status
Location switch is pressed
(Press the location switch again to turn off)
LAN1/2 LEDs
OFF
Blinking
ON
No LAN connection
LAN is transmitting or receiving data
LAN connection is present