Verilink Productivity 500 (34-00236) Product Manual - Manual (Page 12)

Page 12 500 TA Introduction
Figure 1 500 TA Top View
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LED Name Description
VS Power/
Voice Status
Indicates the ISDN voice channel status.
It is red when power is applied and the voice port is not ready
for voice calls.
It is solid green when the voice port is ready for voice calls to
be placed and received.
DS Data Status Indicates the ISDN data channel status.
It is off when the data port is not ready for data calls.
It is solid green when the data port is ready for data calls to be
placed and received.
CS Call Status This indicator is off when no call in progress.
It blinks while a data call is being connected.
It is on when the data call is connected.
TR DTR Indicates the Data Terminal Ready status.
RD Receive Data This indicator flashes when the PC is receiving data.
TD Transmit Data This indicator flashes when the PC is sending data.
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VS D