App.
4-53
Confidential
WSW50
(SDAA settings)
Selector
No.
Function
Setting and Specifications
1
2
Percentage voltage for
interpreting the external
telephone as being hooked up
(based on the network's standard
voltage) (Not used)
No. 1 2
0
0
:
80%
0
1
:
90%
1
0
:
70%
1
1
:
No
detection
3
DC mask curve table to be
applied when the line is
connected
(Not used)
0:
Apply the initial value specified by local
regulations
1:
Apply table DC5 prepared specially
4
AC impedance to be applied
when the line is connected
(Not used)
0: 600
Ω
termination
1: ZR
termination
5
6
Current control to be applied
immediately after
connection of the line
(Not used)
No. 5 6
0
0
:
Standard
0 1 : Increase start-up current for
termination
1 0 : Fine current control for termination
1 1 : Not used. (equal to "0, 0")
7
8
AC voltage threshold for
detection of ring
(Not used)
No. 7 8
0
0
:
19
V
0
1
:
11
V
1
0
:
25
V
1
1
:
31
V
NOTE:
WSW50 is applicable to models equipped with SDAA circuits.