Paradyne DMD15L operation manual Interface Menu Options and Parameters, ESC CH#1, ESC CH#2

Models: DMD15 DMD15L

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DMD15/DMD15L IBS/IDR Satellite ModemUser Interfaces

Reed-Solomon (menu):

These selections are visible only when the Reed-

 

Solomon Option is installed.

Enable/Disable

{Enable, Disable}

 

Allows the user to Enable/Disable the Reed-Solomon

 

Encoder.

RS Codes

{Refer to Appendix A for valid n/k values}

 

Displays the currently used n, k Reed-Solomon Codes.

 

In Closed Net Mode, the user may select custom RS

 

Codes.

RS Depth

{4, 8}

 

Allows the user to select the Reed-Solomon interleaver

 

depth. In Closed Net Mode, a depth of 4 or 8 may be

 

selected.

4.3.4 Interface Menu Options and Parameters

Tx Setup (menu):

 

Tx Ckt ID:

Allows the user entry of a Tx Circuit Identifier. Circuits

 

can be given up to an 11 Character alphanumeric identity

 

such as LINK1.

Tx Type:

{G.703, V.35, RS-232, RS-422}

 

Allows the user to select the Transmit Type.

Tx Clock:

{SCTE (External), SCT (Internal), SCR, EXT CLK}

 

Allows the user to select the Transmit Clock Source.

Clk Polarity:

{Auto, Normal, Inverted}

 

Allows the user to select the Clock Polarity for the Tx

 

Terrestrial Clock relative to the Tx Data. “Auto” detects

 

wrong polarity and automatically corrects. If G.703

 

Interface is selected, this selection cannot be changed.

SCT Source:

{INTERNAL (SCT), SCR (Rx SAT CLK)}

 

Allows the user to select SCT Source to be either the

 

SCT Oscillator or RX Satellite Clock. Rx SAT CLK is

 

used for loop timing.

ESC CH#1

{+10 to -20}

 

Available only in IDR Mode at a valid IDR Rate. Controls

 

the volume of the ESC Channels.

ESC CH#2

See above.

TM051 - Rev. 5.8

4-11

Page 62
Image 62
Paradyne DMD15L operation manual Interface Menu Options and Parameters, ESC CH#1, ESC CH#2