Rear Panel - ZyXEL Communications LTE3316-M604 User Manual

The following table describes the LED lights.
Table 1 Front Panel LEDs
LED
Power
Internet
LTE/3G
Signal
Strength
Signal
Strength
WLAN/WPS
Voice

1.5.2 Rear Panel

To turn on the device, press the power button.
Chapter 1 Introduction
COLOR STATUS DESCRIPTION
White On The Zyxel Device is receiving power and functioning properly.
Blinking The Zyxel Device is in the process of starting up or default restoring.
Off The Zyxel Device is not receiving power.
White On The Zyxel Device's WAN connection is ready, but there is no traffic.
Blinking The Zyxel Device is transmitting and receiving data through the WAN.
Off The WAN connection is not ready, or has failed.
White On The Zyxel Device is successfully connected to a 4G or LTE network.
Blinking The Zyxel Device is successfully connected to a 3G network.
(slow)
Green On The Zyxel Device is successfully connected to an Ethernet WAN
network.
Green On A valid SIM card is inserted and the wireless WAN interface is
enabled, this indicates the signal strength is good.
Amber On A valid SIM card is inserted and the wireless WAN interface is
enabled, this indicates the signal strength is fair.
Red On A valid SIM card is inserted and the wireless WAN interface is
enabled, this indicates the signal strength is poor.
Blinking A valid SIM card is inserted, but no signal is detected.
White On The Zyxel Device is ready and the 5G wireless LAN is on, but is not
sending/receiving data through the wireless LAN.
Blinking The Zyxel Device is sending/receiving data through the 5G wireless
(fast) LAN.
Blinking The Zyxel Device is connecting to a 5G WiFi-Connection via WPS.
(slow)
Green On The Zyxel Device is ready and the 2.4G wireless LAN is on, but is not
sending/receiving data through the wireless LAN.
Blinking The Zyxel Device is sending/receiving data through the 2.4G wireless
(fast) LAN.
Blinking The Zyxel Device is connecting to a 2.4G WiFi-Connection via WPS.
(slow)
White On A telephone connected to the PHONE port has its receiver on the
hook.
Blinking The Zyxel Device is receiving an incoming call.
Off A telephone connected to the PHONE port has its receiver off the
hook.
LTE3316 Series User's Guide
16