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70 A
PPENDIX
A: T
ROUBLESHOOTING
Using Front Panel
LEDs to Solve
Problems
This section describes the use of the LEDs to solve problems. Figure 61
displays the VCN AP LED indicators.
Figure 61
The VCN AP Unit Front View
Ta b le 8 describes the LEDs.
Tabl e 8
The VCN AP LEDs
LED State Indicates
Ethernet Green
VCN AP
connected a PC.
Line OFF
VCN AP
is not connected to the line.
Green
VCN AP
connected to the
VCN AC.
Flashing
Green
Data transmission to or from the
VCN AC.
Power OFF
VCN AP
is not powered.
Orange First 30 seconds after connection to the power
main, power-on-self-test (POST) in progress.
After 30 seconds, POST failed.
Green The
VCN AP
is functioning.
Fax-ModemETHERNET
Line
Power
Ethernet
LED
Power LED
Line LED