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Copyright © 2019 Zyxel Communications Corp. All Rights Reserved
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1
LAN
POWER
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PON
Connect the power cable to the
modem and press the power button.
Make sure the LEDs are on and
check the status.
Connect a computer to the LAN
port using the yellow Ethernet
cable.
Connect the fiber optic cable to
the PON port.
Warning! To avoid possible eye
injury, do NOT look into an
operating fiber-optic module's
connector.
Quick Start Guide
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INTERNET
Green
Green
Green
Off
Off
Off
Off
On: Power on and system ready
Blinking: Self-testing and starting up
Off: Power off
On: Fiber connection ready
Blinking: Synchronizing with OLT (fiber terminal)
Off: Fiber connection not ready
On: IP connection ready but no traffic
Blinking: Transmitting IP traffic
Off: Internet connection not ready
Blinking: Transmitting data via LAN
Green
On: Ethernet connection ready
Off: Ethernet connection not ready
PMG2005-T20B
GPON HGU with 1-port GbE LAN
Hardware Connections
POWER
PON
INTERNET
LAN