Asus ESC4000/IB - Manual (Page 20)

Chapter 1: Product introduction 1-8
1.7 LED information
1.7.1 Front panel LEDs
LED Icon Display
status Description
Power LED ON System power ON
HDD
Access
LED
OFF No activity
Blinking Read/write data into the HDD
Message
LED
OFF System is normal; no incoming event
ON
1. Without ASMB4-iKVM installed: CPU over-heated
2. With ASMB4-iKVM installed: a hardware monitor event is
indicated
Location
LED
OFF Normal status
ON
Location switch is pressed (Press the location switch again to
turn off)
LAN LEDs
OFF No LAN connection
Blinking LAN is transmitting or receiving data
ON
LAN connection is present
Message LED
LAN2 LED
HDD Access LED
LAN1 LED
Power LED
Location LED