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Chapter 7 - Diagnostics and General Troubleshooting
© Polycom, Inc. 7-9
Network Interface Lights
The Quad BRI network interface has a green light and a yellow light for each BRI
channel.
The PRI network interface module has lights on both the peripheral side (the side
connected to the ViewStation system) and the network side.
The PRI network interface module is available only with the ViewStation FX and VS4000.
When the Quad BRI network
interface module displays... It means...
Lights are off • No power to the system, or
• The system is not connected to the network, or
• The system is not receiving a clock signal from
the network, or
• The system is restarting.
Green light is on The system is receiving a clock signal from the
network.
Yellow light is on The system is able to make a call.
Green and yellow lights are on • The system is receiving a software update, or
• The system is operating normally.
When the PRI network interface
module’s peripheral side
displays...
It means...
Amber LED on Starting the system (brief) or starting software
update (over 60 seconds)
Amber and green LEDs on Software update in progress
Green LED on Ready
a
a. If the PRI network interface module is connected to an external power source,
the green LED turns on after several seconds, even if the peripheral link cable is
not connected.