NEC SL 1000 - Page 567

Item
No.
Item Input Data Description Default Related
Program
18 TDM Rx Automa-
ticLevelControl
Level (V2.0 Add-
ed)
0 ~ 12 (- 42 ~ - 6 dBm)
0 = - 42 dBm
1 = - 39 dBm
:
7 = - 21 dBm
:
11 = - 9 dBm
12 = - 6 dBm
Do not change the setting unless
asked to change by engineer.
Select target gain.
Effective when PRG 84-31-16 = 2
7 84-31-16
19 RTP Echo Can-
celler mode
0 = Disable
1 = Enable
0
20 RTP Echo Can-
celler NLP mode
0 = Disable
1 = Enable
0
21 RTP Echo Can-
celler Com-
fortNoise mode
(V2.0 Added)
0 = Disable
1 = Enable
Do not change the setting unless
asked to change by engineer.
Select comfort noise as background
noise on or off.
Effective when PRG 84-31-19 = 1
1 84-31-19
22 RTP Echo Can-
celler NLP
Threshold
0 ~ 15 12
23 RTP Echo Can-
celler Tail Dis-
placement (V2.0
Added)
0 ~ 89 (0 ms ~ 890 ms) Do not change the setting unless
asked to change by engineer.
Effective when PRG 84-31-19 = 1
0 84-31-19
24 RTP Echo Can-
celler Tail Length
(V2.0 Added)
1 = 32 ms
2 = 48 ms
3 = 64 ms
4 = 80 ms
5 = 96 ms
6 = 112 ms
7 = 128 ms
Do not change the setting unless
asked to change by engineer.
Select length of echo.
Effective when PRG 84-31-19 = 1
7 84-31-19
25 RTP Echo Can-
celler Default
ERL Level (V2.0
Added)
0 ~ 6 (- 9 dB ~ + 9 dB)
0 = - 9 dB
1 = - 6 dB
2 = - 3 dB
:
5 = 6 dB
6 = 9 dB
Do not change the setting unless
asked to change by engineer.
Select length of echo.
Effective when PRG 84-31-19 = 1
5 84-31-19
26 RTP Echo Can-
celler Echo Type
0 = Disable
1 = Line Echo Cancel-
ler
2 = Acoustic Echo Can-
celler
0
27 RTP Max ERLE
(V2.0 Added)
0 ~ 10 (24 ~ 54 dB)
0 = 24 dB
1 = 27 dB
:
9 = 51 dB
10 = 54 dB
Do not change the setting unless
asked to change by engineer.
Select maximum echo return loss
level.
Effective when PRG 84-31-19 = 1
2 84-31-19
28 RTP Tx Level
Control
0 = Disable
1 = TxLevelControl
mode
2 = TxAutomaticLevel-
Control mode
3 = HLC
Type 1, Type 8 =
3
Type 9, 11~15 =
0
ISSUE 3.01 SL1000/SL1100
Programming Manual 2-545
Program
84