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SERVICE TABLES AND PROCEDURES
NCU PARAMETERS
Address
Acceptable AI short protocol tone
807FAF
(800Hz) detection frequency
upper limit (high byte)
Acceptable AI short protocol tone
807FB0
(800Hz) detection frequency
upper limit (low byte)
Acceptable AI short protocol tone
(800Hz) detection frequency lower
807FB1
limit (high byte)
Acceptable AI short protocol tone
807FB2
(800Hz) detection frequency lower
limit (low byte)
Detection time for 800 Hz AI short
807FB3
protocol tone
807FB4
PSTN: Tx level from the modem
PSTN: 1100 Hz tone transmission
807FB5
level
PSTN: 2100 Hz tone transmission
807FB6
level
807FB7
Not used
to
807FBC
807FBD
Modem turn-on level (incoming
signal detection level)
807FDA
T.30 T1 timer
Function
4-46
Unit
Remarks
Hz(BCD)
If both addresses contain
FF(H), tone detection is
disabled.
Hz(BCD)
If both addresses contain
FF(H), tone detection is
disabled.
20 ms
Factory setting: 360 ms
- dBm
Function 08 (parameter 01).
- N
- 0.5N
807FB4
807FB5
- N
- 0.5N
807FB4
807FB6
Do not change the settings.
-37-0.5N
(dBm)
1 s
June 10th, 1997
(dB)
(dB)
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