Soft Switch: #04 - NEC NEFAX 671 Service Manual

(4)

SOFT SWITCH: #04

Bit
Designation
No.
8 Reserved
7 Reserved
6 Reserved
5 Reserved
Visible alarm
4
for RTN signal
Audible alarm
3
for RTN signal
2 Reserved
Polarity change
1
detection
• 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.
Function
Reserved
Reserved
Reserved
Reserved
0: No
1: Yes - display message while sending /
receiving RTN signal (RTN= Return To Nega-
tive).
0: No
1: Yes - alarm for sending or receiving RTN sig-
nal.
Reserved
0: Not to detect phase reverse during dialing &
calling
1: Detect line phase reverse during dialing & call-
ing
S-113
Initial
Setting
Bit HEX
0
0
0
0
0
1
1
C
0
0