Comtech EF Data DD2401 User Manual

Page 58

User Interfaces

DD2401 Satellite Demodulator

MN-DD2401 - Rev. G

<1>

*<1>

*<2>

*<1>

Receive Mode

T1/E1 Frame
Source

Receive IDR
Overhead Mode

Receive IDR /
IBS Backward
Alarms Mask

Interface Type

Receive ESC
Audio #1 Volume

Receive ESC
Audio #2 Volume

Alarm 5 Mask

Note: The following byte applies only if an IDR OR IBS interface
card is installed. If not, set to zero.

0 = Closed Net Mode, 1 = IDR Mode, 2 = IBS Mode, 3 = Drop & Insert
Mode

Note: The following byte applies only if an IDR OR IBS interface
card is installed and the Receive Mode is set to IDR Mode. If not,
set to zero.

0 = Internal, 1 = External

Note: The following byte applies only if an IDR OR IBS
interface card is installed and the Receive Mode is set to
IDR Mode. If not, set to zero.

0 = Voice, 1 = 64 K data

Bit 0 = IDR Backward Alarm 1 / IBS Backward Alarm
Bit 1 = IDR Backward Alarm 2
Bit 2 = IDR Backward Alarm 3
Bit 3 = IDR Backward Alarm 4
Bits 4 - 7 = Spares
(0 = Mask, 1 = Allow)

Note: The following byte applies only if an IDR OR IBS interface
card is installed and the Receive Mode is set to IDR Mode. If not,
set to zero.

If G.703 daughter card installed:

0 = G.703 Unbalanced E1, 1 = G.703 Balanced E1, 2 = G.703 T1,
B8ZS

If synchronous Multiprotocol daughter card is installed:

0 = V.35, 1 = RS-422, 2 = RS-232

Note: The following two bytes apply only if an IDR OR IBS
interface card is installed and the Receive Mode is set to IDR
Mode. If not, set to zero.

-20 to +10, Signed Binary Value in dB

Note: The following two bytes apply only if an IDR OR IBS
interface card is installed and the Receive Mode is set to IDR
Mode. If not, set to zero.

-20 to +10, Signed Binary Value in dB

Bit 0 = IBS Satellite Multiframe Fault