ADTRAN 1202300L1, User Manual

Page: 32 / 54

Chapter 3. Operation
3-10 FXS+ Quad Voice Option Module User Manual 61202300L1-1
TX LVL (TLP) (Transmit Level/Transmit Level Point)
TX LVL (TLP) sets the TX direction transmission level
points (TLP). The TLP is indicated in dB and the relative
loudness is indicated by a bar graph display. Settings
change immediately as the bar graph is scrolled.
Choice range: +3 dB to -5 dB, in 1 dB steps
FAULT RESP (Fault Response)
FAULT RESP is used to set the 2-wire response to a car-
rier alarm. For a network alarm, the ground start 2-wire
trunk would appear busy if
Fault Resp is set to seized . If
set to normal , no seizure of a ground start trunk occurs.
Choices: Normal, Seized
ANSWER S’VSN (Line Side Answer Supervision)
ANSWER S’VSN is used to signal the 2W interface when
the far end (NI) has gone
OFFHOOK
. When the far end is
OFFHOOK
, the FXS+ reverses polarity on the 2W inter-
face. This option is valid for all modes of operation except
PLAR. Enabling
ANSWER S’VSN will not cause polarity
reversal on the 2W when receiving a wink in TANDEM
modes. Use the
LOOP REV BAT
setting to respond to a
wink.
Choices: Enable, Disabled
TANDM OPTIONS (Tandem Options)
Some options are valid only when operating in the tan-
dem mode. These options are provided below.
Supervision
Supervision
sets the supervision method used when the
card is configured to operate in the Tandem mode.
Choices: Immediate, Wink