ZyXEL VMG4380 User Guide - Page 21
LEDs Lights
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1.5 LEDs (Lights) The following graphic displays the labels of the LEDs. Figure 5 LEDs on the Device Chapter 1 Introducing the Device None of the LEDs are on if the Device is not receiving power. Table 1 LED Descriptions LED COLOR STATUS POWER Green On Blinking Red On ETHERNET LAN 1-4 Green Off Blinking On Blinking Off DESCRIPTION The Device is receiving power and ready for use. The Device is self-testing. The Device detected an error while self-testing, or there is a device malfunction. The Device is not receiving power. Firmware upgrade is in progress. The Device has a successful Ethernet connection with a device on the Local Area Network (LAN). The Device is sending or receiving data to/from the LAN. The Device does not have an Ethernet connection with the LAN. VMG4380-B10A / VMG4325-B10A User's Guide 21