3com DSA-3CV1001-02 Manuel D’Utilisation
70
A
PPENDIX
A: T
ROUBLESHOOTING
Using Front Panel
LEDs to Solve
Problems
LEDs to Solve
Problems
displays the VCN AP LED indicators.
Figure 61 The VCN AP Unit Front View
describes the LEDs.
Table 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
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.
main, power-on-self-test (POST) in progress.
After 30 seconds, POST failed.
Green
The
VCN AP
is functioning.
Fax-M odem
E TH E R N ET
Li
ne
Po
we
r
Ethernet
LED
LED
Power LED
Line LED