AvionTEq Aeroflex ATC-601-2 User manual

OPERATION MANUAL
RAMP TEST SET
ATC-601-2
PUBLISHED BY
Aeroflex
COPYRIGHT ©Aeroflex 2004
All rights reserved. No part of this publication may be reproduced, stored in a retrieval system, or
transmitted in any form or by any means, electronic, mechanical, photocopying, recording or
otherwise without the prior permission of the publisher.
Original Printing Jun 1997
Issue-2 Jan 2004
Issue-3 Nov 2004
10200 West York / Wichita, Kansas 67215 U.S.A. / (316) 522-4981 / FAX (316) 524-2623


OPERATION MANUAL
ATC-601-2
Cable Statement:
A double shielded and properly terminated external interface cable must be used with this
equipment when interfacing with the COMM Connector.
For continued EMC compliance, all external cables must be 3 meters or less in length.
Nomenclature Statement:
In this manual the ATC-601, ATC-601 Test Set, ATC-601 Ramp Test Set or Test Set refers to the
ATC-601-2 Ramp Test Set.

OPERATION MANUAL
ATC-601-2
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OPERATION MANUAL
ATC-601-2
SAFETY FIRST: TO ALL OPERATIONS PERSONNEL
REFER ALL SERVICING OF UNIT TO QUALIFIED TECHNICAL PERSONNEL
WARNING: USING THIS EQUIPMENT IN A MANNER NOT SPECIFIED BY THE ACCOMPANYING
DOCUMENTATION MAY IMPAIR THE SAFETY PROTECTION PROVIDED BY THE EQUIPMENT.
CASE, COVER OR PANEL REMOVAL
Removing the Chassis Assembly from the Case Assembly exposes the operator to electrical hazards that
can result in electrical shock or equipment damage. Do not operate this Test Set with the Chassis Assembly
removed from the Case Assembly.
SAFETY IDENTIFICATION IN TECHNICAL MANUAL
This manual uses the following terms to draw attention to possible safety hazards, that may exist when
operating this equipment.
CAUTION: THIS TERM IDENTIFIES CONDITIONS OR ACTIVITIES THAT, IF IGNORED, CAN RESULT IN
EQUIPMENT OR PROPERTY DAMAGE (E.G., FIRE).
WARNING: THIS TERM IDENTIFIES CONDITIONS OR ACTIVITIES THAT, IF IGNORED, CAN RESULT IN
PERSONAL INJURY OR DEATH.
SAFETY SYMBOLS IN MANUALS AND ON UNITS
CAUTION: THIS SYMBOL REFERS TO SPECIFIC CAUTIONS REPRESENTED ON THE UNIT
AND CLARIFIED IN THE TEXT.
AC OR DC TERMINAL: TERMINAL THAT MAY SUPPLY OR BE SUPPLIED WITH AC OR DC
VOLTAGE.
DC TERMINAL: TERMINAL THAT MAY SUPPLY OR BE SUPPLIED WITH DC VOLTAGE.
AC TERMINAL: TERMINAL THAT MAY SUPPLY OR BE SUPPLIED WITH AC OR
ALTERNATING VOLTAGE.
SWITCH ON/OFF (PUSH-PUSH): POWER TO THE DEVICE IS CONNECTED ON OR
DISCONNECTED OFF.
EQUIPMENT GROUNDING PRECAUTION
Improper grounding of equipment can result in electrical shock.
USE OF PROBES
Check specifications for the maximum voltage, current and power ratings of any connector on the Test Set
before connecting it with a probe from a terminal device. Be sure the terminal device performs within these
specifications before using it for measurement, to prevent electrical shock or damage to the equipment.
POWER CORDS
Power cords must not be frayed, broken nor expose bare wiring when operating this equipment.
USE RECOMMENDED FUSES ONLY
Use only fuses specifically recommended for the equipment at the specified current and voltage ratings.
INTERNAL BATTERY
This unit contains a Sealed-Lead Battery, serviceable only by a qualified technician.
CAUTION: SIGNAL GENERATORS CAN BE A SOURCE OF ELECTROMAGNETIC INTERFERENCE (EMI) TO
COMMUNICATION RECEIVERS. SOME TRANSMITTED SIGNALS CAN CAUSE DISRUPTION
AND INTERFERENCE TO COMMUNICATION SERVICES OUT TO A DISTANCE OF SEVERAL
MILES. USERS OF THIS EQUIPMENT SHOULD SCRUTINIZE ANY OPERATION THAT RESULTS
IN RADIATION OF A SIGNAL (DIRECTLY OR INDIRECTLY) AND SHOULD TAKE NECESSARY
PRECAUTIONS TO AVOID POTENTIAL COMMUNICATION INTERFERENCE PROBLEMS.

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ATC-601-2
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OPERATION MANUAL
ATC-601-2
LIST OF EFFECTIVE PAGES
Page 1
Nov 1/04
LIST OF EFFECTIVE PAGES
CHAPTER/SECTION/SUBJECT PAGE DATE
Title / Copyright Page Nov 1/04
Statements Nov 1/04
Safety Page Nov 1/04
List of Effective Pages 1 through 2 Nov 1/04
Table of Contents 1 through 2 Nov 1/04
Introduction 1 through 2 Nov 1/04
1-Table of Contents 1 through 2 Nov 1/04
1-List of Illustrations 1 through 2 Nov 1/04
1-List of Tables 1 through 2 Nov 1/04
1-1-1 1 through 2 Nov 1/04
1-2-1 1 through 4 Nov 1/04
1-2-2 1 through 6 Nov 1/04
1-2-3 1 through 6 Nov 1/04
1-2-4 1 through 52 Nov 1/04
1-2-5 1 through 18 Nov 1/04
1-3-1 1 through 4 Nov 1/04
1-4-1 1 through 2 Nov 1/04
1-5-1 1 through 2 Nov 1/04
Appendix A 1 through 2 Nov 1/04
Appendix B 1 through 20 Nov 1/04
Appendix C 1 through 2 Nov 1/04
Appendix D 1 through 2 Nov 1/04
Appendix E 1 through 4 Nov 1/04
Appendix F 1 through 2 Nov 1/04
Appendix G 1 through 6 Nov 1/04
Index 1 through 4 Nov 1/04
Battery/Voltage Instructions Title Page Nov 1/04
Battery/Voltage Instructions Warning Page Nov 1/04
Battery/Voltage Instructions Caution Page Nov 1/04
Battery/Voltage Instructions 1 through 2 Nov 1/04

OPERATION MANUAL
ATC-601-2
LIST OF EFFECTIVE PAGES
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OPERATION MANUAL
ATC-601-2
TABLE OF CONTENTS
Page 1
Nov 1/04
TABLE OF CONTENTS
Title Chapter/Section
Title Page
Copyright Page
Statements
Safety Page
Record of Revisions
List of Effective Pages
Table of Contents
Introduction
Chapter 1
Section 1 - Description 1-1
Section 2 - Operation 1-2
Section 3 - Specifications 1-3
Section 4 - Shipping 1-4
Section 5 - Storage 1-5
Appendix A - Connector Pin-Out Tables
Appendix B - Signal Formats
Appendix C - Auxiliary Equipment
Appendix D - Metric/British Imperial Conversion Table with Nautical Distance Conversions
Appendix E - Abbreviations
Appendix F - Mode S Address Blocks
Appendix G - Mode S Address Blocks (expanded list)
Index
Battery/Voltage Instructions

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ATC-601-2
TABLE OF CONTENTS
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OPERATION MANUAL
ATC-601-2
INTRODUCTION
Page 1
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INTRODUCTION - ATC-601-2 RAMP TEST SET
This manual contains ATC-601-2 operating instructions for ramp testing ATCRBS and Mode S
Transponders. It is strongly recommended that personnel be thoroughly familiar with the contents
of this manual before attempting to operate this equipment.
Refer all servicing of unit to qualified technical personnel.
ORGANIZATION
This manual is divided into the following Chapters and Sections:
CHAPTER 1 - OPERATION
Section 1 - DESCRIPTION (physical description of the ATC-601-2)
Section 2 - OPERATION (installation; description of controls, connectors and indicators;
performance evaluation; general operating procedures and remote operation)
Section 3 - SPECIFICATIONS
Section 4 - SHIPPING
Section 5 - STORAGE

OPERATION MANUAL
ATC-601-2
INTRODUCTION
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OPERATION MANUAL
ATC-601-2
1-TABLE OF CONTENTS
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CHAPTER ONE
ATC-601-2 TEST SYSTEM
OPERATION MANUAL
TABLE OF CONTENTS
Title Chapter/Section/Subject Page
SECTION 1 - DESCRIPTION 1-1
1. General Description and Capabilities 1-1-1 1
1.1 Description 1-1-1 1
1.2 Functional Capabilities 1-1-1 1
SECTION 2 - OPERATION 1-2
1. Installation 1-2-1 1
1.1 General 1-2-1 1
1.2 Battery Operation 1-2-1 1
1.3 Battery Charging 1-2-1 1
1.4 Safety Precautions 1-2-1 1
1.4.1 Complying with Instructions 1-2-1 1
1.4.2 Grounding Power Cord 1-2-1 1
1.4.3 Operating Safety 1-2-1 1
1.4.4 CAUTION and WARNING Labels 1-2-1 1
1.5 AC Power Requirements 1-2-1 2
1.6 FAA Requirements 1-2-1 2
1.7 Battery Recharging 1-2-1 2
1.8 Bench Operation 1-2-1 3
1.9 External Cleaning 1-2-1 3
2. Controls, Connectors And Indicators 1-2-2 1
2.1 Front Panel 1-2-2 3
2.2 Flat Antenna 1-2-2 5
3. Performance Evaluation 1-2-3 1
3.1 General 1-2-3 1
3.2 Self Test 1-2-3 1
3.3 Diagnostics 1-2-3 3
4. General Operating Procedures 1-2-4 1
4.1 General 1-2-4 1
4.2 Start-Up 1-2-4 1
4.3 Setup 1-2-4 2
4.3.1 Setup#1 Menu (Test Operation) 1-2-4 2
4.3.2 Setup#2 Menu (Remote Operation) 1-2-4 4
4.3.3 Setup#3 Menu (Memory Operation) 1-2-4 4
4.3.4 Setup#4 Menu (Contrast) 1-2-4 5
4.4 Auto Test 1-2-4 6
4.4.1 Description 1-2-4 6
4.4.2 Direct Connect Procedure 1-2-4 13
4.4.3 “Over the Air” Ground Test Procedure (UUT
Aircraft Altitude Reporting System ≤Airfield
Altitude) 1-2-4 14
4.4.4 “Over the Air” Simulated Altitude Test
Procedure (UUT Aircraft Altitude Reporting
System > Airfield Altitude [“Pumped Up”]) 1-2-4 14

OPERATION MANUAL
ATC-601-2
1-TABLE OF CONTENTS
Page 2
Nov 1/04
Title Chapter/Section/Subject Page
SECTION 2 - OPERATION (cont) 1-2
4.5 Single Test 1-2-4 15
4.5.1 General Procedure 1-2-4 15
4.5.2 Single Test Definitions 1-2-4 16
4.6 Power Test 1-2-4 48
4.6.1 General 1-2-4 48
4.6.2 Procedure 1-2-4 48
5. Remote Operation 1-2-5 1
5.1 General 1-2-5 1
5.1.1 Operation 1-2-5 1
5.1.2 Syntax 1-2-5 3
5.2 Commands 1-2-5 4
5.2.1 Nonspecific Commands 1-2-5 4
5.2.2 ATC-601-2 Specific Commands 1-2-5 6
5.2.3 TEST:ALL? and Data Dump Information 1-2-5 16
5.3 Recommended Test Procedures 1-2-5 17
5.3.1 General 1-2-5 17
5.3.2 Procedures 1-2-5 18
SECTION 3 - SPECIFICATIONS 1-3
1. ATC-601-2 Transponder Ramp Test Set Specifications 1-3-1 1
1.1 Signal Generator 1-3-1 1
1.2 Test Signals (Interrogations) 1-3-1 1
1.3 Pulse Characteristics (Measured at 50% Amplitude Points) 1-3-1 1
1.4 UUT Measurements (Replies) 1-3-1 3
1.5 Battery Operation 1-3-1 4
1.6 Power Requirements 1-3-1 4
1.7 Fuse Requirements 1-3-1 4
1.8 Safety 1-3-1 4
1.9 Operational Environmental Considerations 1-3-1 4
SECTION 4 - SHIPPING 1-4
1. Shipping Test Sets 1-4-1 1
1.1 Information 1-4-1 1
1.2 Repacking Procedure 1-4-1 1
SECTION 5 - STORAGE 1-5
1. Storing Test Sets 1-5-1 1

OPERATION MANUAL
ATC-601-2
LIST OF ILLUSTRATIONS
Page 1
Nov 1/04
LIST OF ILLUSTRATIONS
Title Chapter/Section/Subject Page
Battery Recharging 1-2-1 3
ATC-601-2 Front Panel 1-2-2 1
Flat Antenna 1-2-2 5
Sample Self Test Screens 1-2-3 2
Sample Diagnostics Screen 1-2-3 3
Sample Start-Up Screen 1-2-4 1
Sample Setup#1 Menu Screens 1-2-4 2
ATC-601-2 Position Chart 1-2-4 3
Sample Setup#3 Menu Screen 1-2-4 4
Sample Setup#4 Menu Screen 1-2-4 5
Sample Auto Test Screens 1-2-4 7
Sample Reply Delay Test Screens 1-2-4 16
Sample Reply Jitter Test Screens 1-2-4 17
Sample ATCRBS Reply Test Screens 1-2-4 17
Sample SLS Level Test Screens 1-2-4 18
Sample ATCRBS Only All-Call Test Screens 1-2-4 18
Sample Mode S All-Call Test Screens 1-2-4 19
Sample Invalid Address Test Screens 1-2-4 19
Sample SPR On/Off Test Screens 1-2-4 19
Sample Mode S UF0 Test Screens 1-2-4 20
Sample Mode S UF4 Test Screens 1-2-4 21
Sample Mode S UF5 Test Screens 1-2-4 22
Sample Mode S UF11 Test Screens 1-2-4 23
Sample Mode S UF16 Test Screens 1-2-4 24
Sample Mode S UF20 Test Screens 1-2-4 25
Sample Mode S UF21 Test Screens 1-2-4 26
Sample Squitter Test Screens 1-2-4 27
Sample Frequency Test Screens 1-2-4 27
Sample Flight ID Test Screens 1-2-4 28
Sample Mode S UELM Test Screens 1-2-4 28
Sample Mode S DELM Test Screens 1-2-4 29
Sample Diversity Test Screens 1-2-4 30
Sample MTL Difference Test Screens 1-2-4 30
Sample Selected Vertical Intent Report Part 1 Screen 1-2-4 31
Sample Selected Vertical Intent Report Part 2 Screen 1-2-4 32
Sample Data Link Capability Report Part 1 Screen 1-2-4 33
Sample Data Link Capability Report Part 2 Screen 1-2-4 34
Sample Track & Turn Report Screen 1-2-4 35
Sample Heading & Speed Report Screen 1-2-4 36
Extended Squitter Airborne Position Screen (GICB) 1-2-4 37
Extended Squitter Airborne Position Screen (DF17) 1-2-4 37
Extended Squitter Surface Position Screen (GICB) 1-2-4 38
Extended Squitter Surface Position Screen (DF17) 1-2-4 38
Extended Squitter Identification & Category Screen (GCIB) 1-2-4 39
Extended Squitter Identification & Category Screen (DF17) 1-2-4 39
Extended Squitter Airborne Velocity Part 1 Screen (GCIB) 1-2-4 40
Extended Squitter Airborne Velocity Part 1 Screen (DF17) 1-2-4 40
Extended Squitter Airborne Velocity Part 2 Screen (GCIB) 1-2-4 41
Extended Squitter Airborne Velocity Part 2 Screen (DF17) 1-2-4 41
Extended Squitter Airborne Velocity Part 3 Screen (GCIB) 1-2-4 42

OPERATION MANUAL
ATC-601-2
LIST OF ILLUSTRATIONS
Page 2
Nov 1/04
Title Chapter/Section/Subject Page
Extended Squitter Airborne Velocity Part 3 Screen (DF17) 1-2-4 42
Extended Squitter Status 1-2-4 43
Sample Common Usage GICB Capability Report Screen 1-2-4 44
Specific Services GICB Capability Report Screen 1-2-4 45
Extended Squitter Aircraft Status Screen (GCIB) 1-2-4 46
Extended Squitter Aircraft Status Screen (DF17) 1-2-4 46
Sample ACAS Active Resolution Advisory Test Screen 1-2-4 47
Sample Power Test Screens 1-2-4 49
Suggested Layout to Reduce Multipath Errors 1-2-4 50
Ramp Testing 1-2-4 51
Sample Setup#2 Menu Screen 1-2-5 2
ATC-601-2 - Host Cable Connections (9-Pin) 1-2-5 2
ATC-601-2 - Host Cable Connections (25-Pin) 1-2-5 2
Repacking Procedure 1-4-1 2

OPERATION MANUAL
ATC-601-2
LIST OF TABLES
Page 1
Nov 1/04
LIST OF TABLES
Title Chapter/Section/Subject Page
Specified Fuse Ratings 1-2-1 2
Self Test Error Code Definitions 1-2-3 2
Diagnostics Signal Definitions 1-2-3 5
Screen Symbols Identification Chart 1-2-4 16
UELM Default Test Errors 1-2-4 28
DELM Default Test Errors 1-2-4 29
Common Usage GICB BDS 1-2-4 44
Command Syntax Punctuation 1-2-5 3
Nonspecific Commands 1-2-5 4
Error Queue Numbers and Messages 1-2-5 5
Display Screens 1-2-5 5
ATC-601-2 Specific Commands 1-2-5 6

OPERATION MANUAL
ATC-601-2
LIST OF TABLES
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OPERATION MANUAL
ATC-601-2
1-1-1
Page 1
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SECTION 1 - DESCRIPTION
1. GENERAL DESCRIPTION AND CAPABILITIES
1.1 DESCRIPTION
The ATC-601-2 Ramp Test Set is a ruggedized
ramp tester designed for ease of use,
portability, reliability and long service life.
Power is derived from an internal battery. An
ac input connection is provided for battery
charging, bench operation or servicing use.
Most accessories (Flat Antenna, Antenna
Cable, Operator’s Guide, ac Power Cable,
Flexible Antenna, Antenna Shield and Fuse)
are kept in the Storage Compartment (Case
Assembly Lid). The Tripod is stored
separately. Refer to Appendix C for
description of accessories.
The ATC-601-2 Ramp Test Set provides
PASSED/FAILED verification of ATCRBS
and/or Mode S Transponder operation in a
ramp environment. The ATC-601-2 is a ground
or air interrogating simulator that transmits
Modes A, C and S interrogations. The Test Set
accurately analyzes reply pulses, provides
reply pulse information and indicates failures
to comply with accepted guidelines.
1.2 FUNCTIONAL CAPABILITIES
The ATC-601-2 has the following features and
capabilities:
OAccurate measurements of transponder
transmitting frequency, output power and
sensitivity.
ORuggedized construction designed for the
conditions encountered in the ramp
environment.
OAutomatic Test Sequence mode for fast and
easy testing.
OSoft-press key controls for easy operation.
OReply pulse verification of delay, width,
spacing, format and content.
OMemory Storage for up to two sets of test
results plus latest test results are stored,
indefinitely, until replaced with new test
results.
OBuilt-In-Test (BIT) for confidence testing
and fault isolation.
OAbility to test a transponder in the aircraft
from a distance of up to 300 feet
(91.4 meters).
OLCD Display with automatic light sensing
illumination control.
ORF I/O, Monitor, Reply Video and Sync
Pulse outputs for use in bench testing.
OInternal Battery allowing up to two hours of
operation before recharge.
OAutomatic power shutdown after
approximately 15 minutes of non-use when
ac power is not connected.
OSize and usability to allow one person
operation on the ramp.
OSerial remote operation (RS-232) through
COMM Connector when Option 1 is
installed.
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