beautypg.com

Comtech EF Data KST-2000A/B User Manual

Page 6

background image

Ku-Band Satellite Transceiver

Revision 9

Preface

MN/KST2000AB.IOM

iv

3.3

Redundant Junction Unit Description .................................................................................... 3–8

3.3.1

3.3.1 RJU-2000 Description................................................................................................ 3–9

3.4

Connector Descriptions .......................................................................................................... 3–10

3.4.1

TX Switch Connector (J1) ................................................................................................ 3–10

3.4.2

RX Switch Connector (J2) ................................................................................................ 3–10

3.4.3

1:1 Interface Connector (J3) ............................................................................................. 3–11

3.4.4

RFTA Remote Interface Connector (J4) ........................................................................... 3–12

3.4.5

RFTB Remote Interface Connector (J5) ........................................................................... 3–13

3.4.6

Interface M&C Connector (J6) ......................................................................................... 3–14

3.4.7

Other Connectors .............................................................................................................. 3–15

3.5

Indicators Description ............................................................................................................ 3–15

3.6

1:1 Redundant KST-2000A/B System Operation................................................................. 3–16

3.7

Reference Oscillator................................................................................................................ 3–22

3.8

Monitor and Control (M&C) ................................................................................................. 3–23

3.8.1

Up Converter Description ................................................................................................. 3–25

3.9

Ku- to L-Band Down Converter Description (KST-2000A)................................................ 3–26

3.10

L-Band to IF Down Converter Description (KST-2000A/B) .............................................. 3–27

3.11

Automatic Gain Control (AGC) ............................................................................................ 3–28

3.11.1

Operation........................................................................................................................... 3–29

3.11.2

Fault and Error Response.................................................................................................. 3–30

3.11.3

Manual Gain Operation..................................................................................................... 3–31

CHAPTER 4. FAULT INDICATION AND ISOLATION........................................................ 4–1

4.1

Fault Indication ......................................................................................................................... 4–1

4.2

Fault Isolation............................................................................................................................ 4–2

4.3

Stored Faults.............................................................................................................................. 4–2

CHAPTER 5. KEYPAD / DISPLAY ........................................................................................... 1

5.1

Keypad/Display Overview ............................................................................................................ 1

5.2

Front Panel Keypad/Display ....................................................................................................... 2

5.2.1

Front Panel Controls .............................................................................................................. 3

5.3

The Menu Structure..................................................................................................................... 5

5.3.1

Configuration ........................................................................................................................... 6