Matrix SETU VFXTH System Manual
52
•
In the
AC Impedance
list, select the appropriate impedance option according to the AC Impedance
supported by the device connected to the FXS Port of SETU VFXTH. The device may be a phone or a
PBX.
You may select from the following impedance options:
•
600
•
900
•
350
+ (1000
|| 0.21 µF)
•
220
+ (820
|| 120 nF)
•
270
+ (750
|| 150 nF)
Default = 600
•
You may adjust the
Rx Gain
(Receive) on FXS Port to increase or decrease the volume of the remote
party's voice being transmitted to you. Select the required Rx Gain level. Default: 0 db.
•
If required, you may adjust the
Tx Gain
(Transmit) on the FXS Port to increase or decrease the volume of
your voice being transmitted to the remote party. Select the appropriate Tx Gain. Default: 0 db.
•
Select the
Ring Type
to be generated on the FXS Port. SETU VFXTH supports the following Ring Types:
•
Low Sinusoidal
•
Low Trapezoidal
•
Sinusoidal
•
Trapezoidal
Default: Trapezoidal.
•
Select the
Loop Current
as per the Loop Length. SETU VFXTH supports the following options:
•
25 mA
•
30 mA
•
35 mA
•
40 mA
Default: 25 mA.
•
Select the
Minimum Current for Off-hook Detection (mA)
on the FXS Port. You can select from the
following options:
•
10mA
•
12mA
•
14mA
•
16mA
Default: 12 mA.
•
Select the
On-hook Detection current or lower
on the FXS Port. You can select from the following
options:
•
10mA
•
12mA
•
14mA
•
16mA
Default: 10 mA
.
•
Select the
Loop Length
as
Upto 5 Km (16404 ft)
or
Above 5 Km (16404 ft)
depending on your
installation scenario.
The Loop Length is the distance between the Central Office and the telephone
instrument connected to the FXS Port.
Default: Upto 5 Km (16404 ft).
