WAN or LAN
Data Status
FXO
FXS
GSM or
UMTS(3G)Status
Blink
Off
64ms On/800ms
Off
64ms
On/3000ms Off
Red
Blink
Off
Green
Blink
Off
On
Off
Blink
Off
Power Status
System Status
Power On
Power Off
System Works
System Fails
Data Transport
Module not running
Module doesn’t
find network
Module finds network
Module Loading Success
Channel Ringing
Module Loading Failure
Module Loading Success
Channel Ringging
Module Loading Failure
2.2 Physical Connection
CooVox-U20
Power
Adapter
PSTN
Analog Phone
Router
2.3 LED Definitions
Indication Function Status Explaination
PWR
SYS
ETH
G
1
2
Summary of Contents for CooVox-U20 Series
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