ZyXEL Communications FMG Series User Manual page 11

Figure 3 FMG3005-R20A Front Panel
1.4.1.1 LEDs (Lights)
None of the LEDs are on if the FMG is not receiving power.
Table 2 FMG3010-R20A LED Descriptions
LED
POWER
Fiber
ETHERNET1~4
Chapter 1 Introducing the FMG
COLOR STATUS DESCRIPTION
Green On The FMG is receiving power and ready for use.
Blinking The FMG is self-testing.
Red On The FMG detected an error while self-testing, or there is a device
malfunction.
Blinking The FMG is upgrading firmware.
Off The FMG is not receiving power or LEDs are turned off.
Green On The FMG has a fiber connection.
Off The FMG doesn't have a fiber connection.
Green On The FMG has a successful 10/100/1000 Mbps Ethernet connection with a
device on the Local Area Network (LAN).
Blinking The FMG is sending or receiving data to/from the LAN at 10/100/1000 Mbps.
Off The FMG does not have an Ethernet connection with the LAN.
FMG Series User's Guide
11