trig TT21 - Front Panel Components; Display Functionality; Mode Selector Knob Operation

TT21/TT22 Transponder Installation Manual 22 August 2017
00560-00 Issue AP
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Trig Avionics Limited i
CONTENTS
1. PREFACE ...............................................................................................1
1.1 PURPOSE ...........................................................................................1
1.2 SCOPE ...............................................................................................1
1.3 CHANGES FROM PREVIOUS ISSUE ......................................................1
1.4 DOCUMENT CROSS-REFERENCES ......................................................2
2. INTRODUCTION ..................................................................................3
2.1 TT21/TT22 DESCRIPTION .................................................................3
2.2 INTERFACES ......................................................................................3
2.2.1 TT21/TT22 Transponder Unit ..................................................3
2.2.2 TC20 Controller Unit ...............................................................4
3. TECHNICAL SPECIFICATIONS .......................................................5
3.1 TT21 TRANSPONDER UNIT (00675-00-01) .......................................5
3.2 TT22 TRANSPONDER UNIT (00745-00-01) .......................................6
3.3 TC20 CONTROL UNIT (00649-00) .....................................................7
3.4 INSTALLATION APPROVAL .................................................................8
4. UNIT AND ACCESSORIES SUPPLIED.............................................9
4.1 TT21 MODE S TRANSPONDER ITEMS ................................................9
4.2 TT22 MODE S TRANSPONDER ITEMS ................................................9
4.3 TC20 CONTROLLER ITEMS ................................................................9
4.4 INSTALLATION KIT ............................................................................9
4.5 REQUIRED ITEMS ............................................................................10
5. INSTALLATION .................................................................................12