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3 utility interface – Comtech EF Data SDM-9000 User Manual

Page 115

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Operation

SDM-9000 Satellite Modem

4–42

Rev. 4

4.2.5.3 Utility Interface

TX OVERHEAD TYPE

Select IDR or None for TX overhead type.

Note: The ESC option must be installed.

RX OVERHEAD TYPE

Select IDR or None for RX overhead type.

Note: The ESC option must be installed.

TERRESTRIAL INTF

Displays the following interface type:

G.703

ECL

PECL

MIL-STD-188

INTERFACE BUILD

Displays the interface module type (1, 2, or 3). This menu is a
status-only window reporting the following four types of modem
operation:

Type

1

Base

Type 2

Doppler Buffer

Type 3

Doppler Buffer and ESC

INTERFACE OPTION

This menu is a status-only window reporting the interface
options. The interface module options displayed are:

Buffer

ESC

RS

(EFD)

RS

(DVB)

ESC-64K

TX INTERFACE ESC

This menu is a status-only window reporting the status of the
ESC interface. The TX options displayed are:

64K

Data

2-32K

Audio

RX INTERFACE ESC

This menu is a status-only window reporting the status of the
ESC interface. The RX options displayed are:

64K

Data

2-32K

Audio

TX DATA PHASE

Allows the user to invert TX data coming from the terrestrial
network.

On entry, press [

] or [

] to select Normal or Inverted. Press

[ENTER] to execute the change.

Note: This menu is only available for the ECL, PECL, or
MIL-STD-188 interface.