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Figure 9-2. asi module assembly – Comtech EF Data SDM-2020 User Manual

Page 117

background image

SDM-2020 Satellite Modulator

Revision 7

ASI/RS-422 Data Interface

MN/SDM2020M.IOM

9-2

Figure 9-1. ASI/RS-422 Interface Block Diagram

J3

J4

J5

J6

J7

ASI INPU

T

S

EIA-

42

2/

5

30

ASI O

U

TPUTS

Figure 9-2. ASI Module Assembly

ASI

RECOVERY

J3

J4

RECOVERY,

PROCESSING

AND

ASI/EIA

SELECTION

SD

TT

ST

RS

CS

RR

RD

RT

J6

J5

J7

ASI

GENERATOR

LOOPBACK

LEVEL

TRANSLATORS

M&C

MODULATOR/
DEMODULATOR
INTERFACE

TERRESTRIAL
INTERFACE

TX
ASI

RX
ASI

BNC-F

BNC-F

DC
POWER

DM

EI

A

See also other documents in the category Comtech EF Data Equipment: