RAD Data comm E1/T1 operation manual TX/RX Gains, Coding Law, Law coding for E1 links

Chapter 5 Setup Menu FCD-IPMInstallation and Operation Manual

Additional Cards Parameters

Select this option to allow you to select the card for which parameters are to be displayed. A toggle option appears on the bottom of the screen. Use the Space bar to toggle between the card types. Press Enter to access the parameters screen.

Card options are:

•Sub – depending on your hardware installation options are: Fix Sub – parameters for E1 are shown as those in Table 5-19I/O1 Sub

I/O2 Sub

•Voice

Fix Voice

I/O1Voice

I/O2 Voice.

Voice Parameters

FCD-IPM has optional voice capabilities.

FXS Voice Interface

VOICE PARAMETERS: (Device name - FCD-IPM , I/O1 VOICE)

-----------------

1.	TX/RX gains
2.	Coding law	: [A LAW]
3.	On/off hook from the E1 on	: [A bit]
4.	On/off hook to the E1 on	: [A bit]
5.	Default ABCD to the E1	: [0001]
6.	Polarity	: [Disabled]

ESC - Return to previous menu

Choose one of the above:

Figure 5-64. FXS Voice Parameters

TX/RX Gains

Select this parameter to specify the nominal input level of the receive and transmit paths for each voice port. The input level range is –10 to +5 dBm.

Coding Law

Select this parameter to specify the compounding law to be used by the voice channels. The values are:

A Law coding for E1 links

5-58 Interface Parameters Menu