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Introduction
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— Active call count indicators
Front Panel LEDs
The LEDs display real-time information for key functions of the 4300T. They
are as follows:
LED Label Activity Description
Power Off Power switch off (or no power from wall)
Green Power is supplied to the unit
Status Off Self-tests have failed. The unit has not booted.
Green Self-tests completed successfully
Flashing Indicates configuration is being written to permanent storage or an upgrade is
in progress
T1/E1 Off The T1 is in an alarm state and not synchronized
Green T1/E1 in-sync, no alarms
LAN Link/Act Flashing indicates activity. On indicates a connection
100Mbps On = 100Mbps link speed, Off = 10Mbps link speed
Ethernet WAN Link/Act Flashing indicates activity. On indicates a connection
100Mbps On = 100Mbps link speed, Off = 10Mbps link speed
EM001