S-113
(4)
SOFT SWITCH: #04
• Bit 3: The alarm lasts for 3 seconds after a negative signal is detected in G3 mode.
• Bit 4: The display message will stay put on the LCD for 3 seconds or until next incoming
T30 signal.
Bit
No.
Designation
Function
Initial
Setting
Bit HEX
8
Reserved
Reserved
0
0
7
Reserved
Reserved
0
6
Reserved
Reserved
0
5
Reserved
Reserved
0
4
Visible alarm
for RTN signal
0: No
1: Yes - display message while sending /
receiving RTN signal (RTN= Return To Nega-
tive).
1
C
3
Audible alarm
for RTN signal
0: No
1: Yes - alarm for sending or receiving RTN sig-
nal.
1
2
Reserved
Reserved
0
1
Polarity change
detection
0: Not to detect phase reverse during dialing &
calling
1: Detect line phase reverse during dialing & call-
ing
0