NEC Univerge sv8500 Manual page 767

FUNCTION
Number of lines
Signaling Method
Reverse Detection
Caller ID (for North Ameri-
ca)
Call Metering Pulse Detec-
tion
Line Fault Detection
AC Clearing
Selection Signal
Automatic Polarity Reverse Not Supported
REVERSAL ON IDLE
REVERSAL ON ANSWER
REVERSAL ON SEIZURE
PROCEED-TO-SEND-
WINK START (LOOP-
OUT CALLS)
Terminal Impedance and
BNW (for North America)
PAD Control
(for voice transmission)
Echo Canceller
Echo Canceller Training
Tone sending
Smooth PAD
Grounding less than 10 Ω is desirable for Signaling Method. If the grounding is not available, the interface
Note 1:
functions as a ringdown trunk. When Ground Start is used as Signaling Method, proper grounding is re-
quired.
MG Specifications
SPECIFICATION
Six lines
Loop Start / Ground Start Note 1
Supported
Supported
Not Supported
Not Supported
Not Supported
DTMF only
Not Supported
Not Supported
Not supported
600Ω (Default setting)
-10dB ~ +20dB
G.168/G165 (NLP function available)
Supported
→
Supported LAN analog only
VOL.2-514
MG-COT Card [SCA-6COTA/SCA-6COTC]
NOTE
RJ-11 Modular Jack 6 Ports
Available in idle or loop closing state.
DP is not supported
Default value: analog
LAN
Tail Length is 64 milliseconds
Selectable
Default value: 1 = Threshold 2.0 dBm
→
LAN = 0 dB
→
analog = 0 dB