24
Table 33 LED description
LED Description
B1
•
Off indicates the B1 channel is idle.
•
Flashing indicates the B1 channel is being used for data communication.
B2
•
Off indicates the B2 channel is idle.
•
Flashing indicates the B1 channel is being used for data communication.
ACT
•
Off indicates the inactive state.
•
Steady on indicates the active state.
ON
•
Off indicates interface module is powered off.
•
On indicates the interface module is powered on.
Interface cables and the connection methods
For more information about BS interface cables and the connection methods, see
"
ADSL/BS/FXS/FXO/AM/FCM interface
."
Voice interface module
•
SIC-1FXS
•
SIC-1FXO
•
SIC-2FXS
•
SIC-2FXO
•
SIC-2FXS1FXO
•
DSIC-4FXS1FXO
•
SIC-1BSV
•
SIC-2BSV
•
SIC-1VE1
•
SIC-1VT1
SIC-1FXS/SIC-1FXO/SIC-2FXS/SIC-2FXO
Introduction
The 1/2-port voice subscriber circuit interface module (SIC-1FXS/SIC-2FXS) and 1/2-port voice AT0
analog trunk interface module (SIC-1FXO/SIC-2FXO) serve to access and handle 1/2 channel(s) of
analog voice signals over data communication networks. The differences between SIC-FXS and
SIC-FXO are listed below:
•
SIC-FXS modules are analog subscriber line modules that provide ordinary analog telephone
and fax access and also can connect AT0 loop trunks of exchanges.
•
SIC-FXO modules are loop trunk modules that provide access of common subscriber lines of
exchanges.
Содержание DSIC-9FSW
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