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Chapter 3. Operation
3-4 Quad FXS Voice Module User Manual 61175408L1
TX (DB)
Sets the Tx direction transmit level points. The transmission level is indicat-
ed in dBm. Range is from 0 to 9.9 dBm. Default is 6.0.
RX (DB)
Sets the Rx direction transmit level points. The transmission level is indicat-
ed in dBm. Range is from 0 to 9.9 dBm. Default is 3.0.
SVC MODE
Indicates whether the module is I
N
S
ERVICE
or O
UT OF
S
VC
.Thisdoesnotin-
dicate whether the port has been mapped. For proper operation, the port
must be mapped using the DS0 M
APS
menu.
LINE Z
Setsthelineimpedance.Choicesare600
OHMS
, 900
OHMS
, 600
OHMS
+
2.16
µ
F, 900
OHMS
+2.16
µ
F,andA
UTO
.
TANDEM
Displays additional Tandem information about the module when it is used
in Tandem (E&M) mode. (To access submenus for this item, use the arrow
keys to scroll to the T
ANDEM
column for the module you want to edit, and
then press
Enter
.)
C
ONVERSION
M
ODE
Sets the port to either loop start or ground start mode.
S
UPERVISION
Sets the supervision method used to either I
MMEDIATE
or W
INK
.
D
IAL
T
ONE
Used to enable or disable the on-board dial tone generation.
R
ING
B
ACK
T
ONE
Used to enable or disable the option of generating ring back tone towards
the T-span.
A
NSWER
S
UPERVISION
Causes the polarity of tip and ring to be reversed when the far-end answers.
Can be enabled or disable.
DNIS O
PTIONS
Enable/disable.
DNIS D
ELAY
Sets the amount of time the FXS will wait after sending a wink before send-
ing answer supervision toward the CO.