CIVIL AVIATION REGULATIONS AIR NAVIGATION SERVICES Part 2 Governing AERONAUTICAL TELECOMMUNICATIONS COMMUNICATION PROCEDURES WITH PANS STATUS CIVIL AVIATION AUTHORITY OF THE PHILIPPINES Old MIA Road, Pasay City1301 Metro Manila UNCOTROLLED COPY INTENTIONALLY LEFT BLANK UNCOTROLLED COPY CAR-ANS PART 2 Republic of the Philippines CIVIL AVIATION REGULATIONS AIR NAVIGATION SERVICES (CAR-ANS) Part 2 AERONAUTICAL TELECOMMUNICATIONS COMMUNICATION PROCEDURES WITH PANS STATUS 14 AUGUST 2017 EFFECTIVITY Part 2 of the Civil Aviation Regulations-Air Navigation Services is issued under the authority of Republic Act No. 9497 and shall take effect upon approval by the Board of Directors of the Civil Aviation Authority of the Philippines. 14 August 2017 2-i Issue 3 UNCOTROLLED COPY CAR-ANS PART 2 INTENTIONALLY LEFT BLANK Issue 3 2-ii 14 August 2017 UNCOTROLLED COPY CAR-ANS PART 2 FOREWORD This Civil Aviation Regulations-Air Navigation Services (CAR-ANS) Part 2 was formulated and issued by the Civil Aviation Authority of the Philippines (CAAP), prescribing guidelines governing the administrative procedure applicable to the operating facilities of the air traffic system within the Manila Flight Information Region (FIR). It is envisioned to assist Air Traffic Services (ATS) personnel in the efficient and effective management of their respective facilities. This CAR-ANS Part 2 was developed based on the Standards and Recommended Practices prescribed by the International Civil Aviation Organization (ICAO) Annex 10 Volume II – Communication Procedures including those with Provisions of Air Navigation Service (PANS) status and other ICAO related documents which comprises the basic principles in aeronautical telecommunications and aimed particularly as a guidance in exercising operational functions of the Air Traffic Services in their respective facilities as well as aircraft operators management including crews. The procedures embodied herein are issued by authority of the Director General of the CAAP and will be complied with by all concerned. As used in the Civil Aviation Regulations-Air Navigation Services Part 2, “Appropriate Authority” means the Director General of the Civil Aviation Authority of the Philippines. 14 August 2017 2-iii Issue 3 UNCOTROLLED COPY CAR-ANS PART 2 INTENTIONALLY LEFT BLANK Issue 3 2-iv 14 August 2017 UNCOTROLLED COPY CAR-ANS PART 2 RECORDS OF AMENDMENTS AND CORRIGENDRA Amendments Number Date applicable Subject(s) Entered by 1 Sept. 22, 2016 Incorporated Amendment 89 to ICAO Annex 10 Captain Jim C. Volume II regarding inclusion of new definitions to Sydiongco Data Link Communications and provisions to address issues relating to controller-pilot data link communications (CPDLC). 2 May 09, 2017 Incorporated Amendment 90 to ICAO Annex 10 Captain Jim C. Volume II regarding the aeronautical fixed Sydiongco telecommunication network (AFTN) and new message type; data link initiation capability (DLIC), automatic dependent surveillance-contract (ADS- C); controller-pilot data link communications (CPDLC); and satellite voice communications (SATVOICE). 3 August 15, 2019 Incorporated Amendment 91 to ICAO Annex 10 Captain Jim C. Volume II regarding pronunciation of numbers and Sydiongco change of reference. Corrigenda Number Date applicable Subject(s) Entered by 14 August 2017 2-v Issue 3 UNCOTROLLED COPY CAR-ANS PART 2 INTENTIONALLY LEFT BLANK Issue 3 2-vi 14 August 2017 UNCOTROLLED COPY CAR-ANS PART 2 TABLE OF CONTENTS PAGE EFFECTIVITY ………………………………………………………………………… 2-i FOREWORD…………………………………………………………………..…..….. 2-iii RECORDS OF AMENDMENTS AND CORRIGENDA…………….……….….... 2-v 2.1 PURPOSE ……………………………………………….…...……….…..…….. 2.1-1 2.2 AUTHORITY …………………………………………………………………….. 2.2-1 2.3 APPLICABILITY ………………………………………………………………… 2.3-1 2.4 DEFINITIONS …………………………………………………………………… 2.4-1 2.4.1 Services ………………………………………………………….. 2.4-1 2.4.2 Stations …………………………………………………………… 2.4-2 2.4.3 Communications Methods ……………………………………… 2.4-3 2.4.4 Direction Finding ………………………………………………… 2.4-4 2.4.5 Teletypewriter Systems …………………………………………. 2.4-4 2.4.6 Agencies ………………………………………………………….. 2.4-5 2.4.7 Frequencies ……………………………………………………… 2.4-5 2.4.8 Data Link Communications …………………………………….. 2.4-5 2.4.9 Miscellaneous ……………………………………………………. 2.4-5 2.5 ADMINISTRATIVE PROVISIONS RELATING TO THE INTERNATIONAL AERONAUTICAL TELECOMMUNICATION SERVICE ……………………… 2.5-1 2.5.1 Division of Service ………………………………………………. 2.5-1 2.5.2 Telecommunication – Access ………………………………… 2.5-1 2.5.3 House of Service ………………………………………………… 2.5-1 2.5.4 Supervision ………………………………………………………. 2.5-1 2.5.5 Superfluous Transmissions …………………………………… 2.5-2 2.5.6 Interference ………………………………………………………. 2.5-2 2.6 GENERAL PROCEDURES FOR THE INTERNATIONAL AERONAUTICAL TELECOMMUNICATION SERVICE ……………………… 2.6-1 2.6.1 General …………………………………………………………… 2.6-1 2.6.2 Extension of service and closing down stations …………… 2.6-1 2.6.3 Acceptance, Transmission and Delivery Message ………… 2.6-1 2.6.4 Time System …………………………………………………… 2.6-3 2.6.5 Record of Communications …………………………………… 2.6-3 2.6.6 Establishment of Radio Communication ……………………… 2.6-4 2.6.7 Use of Abbreviation and Codes ……………………………… 2.6-4 2.6.8 Cancellation of Messages ……………………………………… 2.6-5 2.7 AERONAUTICAL FIXED SERVICE (AFS) …………………………………… 2.7-1 2.7.1 General …………………………………………………………… 2.7-1 2.7.2 ATS Direct Speech Circuit ……………………………………… 2.7-4 2.7.3 Meteorological Operational Channels and Meteorological Operational Telecommunication Network …………………… 2.7-4 2.7.4 Aeronautical Fixed Telecommunication Network (AFTN) … 2.7-4 14 August 2017 2-vii Issue 3 UNCOTROLLED COPY CAR-ANS PART 2 2.7.4.1 General …………………………………………… 2.7-4 2.7.4.2 Message Format – ITA-2 ………………………… 2.7-11 2.7.4.3 Address …………………………………………… 2.7-14 2.7.4.4 Origin ……………………………………………… 2.7-16 2.7.4.5 Text …………………………………………………. 2.7-18 2.7.4.6 Ending ………………………………………………. 2.7-20 2.7.4.7 Tape Feed ………………………………………….. 2.7-21 2.7.4.8 Stripped Address ………………………………… 2.7-21 2.7.4.9 Teletypewriter Operating Procedure – General ... 2.7-21 - End-of-line Functions ………………………… 2.7-21 - Duration of Transmissions …………………… 2.7-22 - Channel-check Transmissions ……………… 2.7-23 2.7.4.10 Normal Teletypewriter Transmission Procedures 2.7-23 - Form of Transmission – Teletypewriter Operation ……………………………………….. 2.7-24 - Message Format ……………………………… 2.7-24 - Reprocessing Procedure ……………………… 2.7-24 - Acknowledgement of Receipt of Messages … 2.7-26 2.7.4.11 Action on Mutilated or Improperly Formatted Messages Detected in Teletypewriter Relay Stations …………………………………………… 2.7-26 2.7.4.12 Correction of Errors during Tape Preparation … 2.7-32 2.7.4.13 Correction of Errors during Message Origination in cases where the Message is Flowing into the AFTN during Preparation ………………………… 2.7-33 2.7.4.14 Predetermined Distribution System for AFTN Messages ………………………………………… 2.7-33 2.7.4.15 Message Format – IA – 5 ………………………… 2.7-34 - Heading …………………………………………. 2.7-35 - Address ………………………………………… 2.7-36 - Text ……………………………………………… 2.7-40 2.7.4.16 Action Taken on Mutilated Messages in IA-5 Detected in Computerized ……………………… 2.7-44 2.7.4.17 Transfer of AFTN Messages Over Code and Byte Independent Circuits and Networks ………… 2.7-45 2.7.5 Common ICAO Data Interchange Network (CIDIN) ………… 2.7-45 2.7.6 ATS Message Handling Services (ATSMHS) ………………… 2.7-45 2.7.7 Inter-center Communications …………………………………… 2.7-46 2.8 AERONAUTICAL MOBILE SERVICE VOICE COMMUNICATIONS ……… 2.8-1 2.8.1 General …………………………………………………………… 2.8-1 2.8.2 Radiotelephony Procedures ……………………………………. 2.8-4 2.8.2.1 General …………………………………………… 2.8-4 2.8.2.1.2 Language to be Used …………………………… 2.8-4 2.8.2.1.3 Word Spelling in Radiotelephony ……………… 2.8-4 2.8.2.1.4 Transmission of Numbers in Radiotelephony … 2.8-5 Issue 3 2-viii 14 August 2017 UNCOTROLLED COPY CAR-ANS PART 2 2.8.2.1.5 Transmitting Technique …………………………. 2.8-8 2.8.2.1.6 Composition of Messages ……………………… 2.8-11 2.8.2.1.7 Calling …………………………………………… 2.8-13 2.8.2.1.8 Test Procedures …………………………………. 2.8-18 2.8.2.1.9 Exchange of Communication ………………… 2.8-18 2.8.2.2 Establishment and Assurance of Communication …………… 2.8-20 2.8.2.2.1 Communication Watch/Hours of Service ……… 2.8-20 2.8.2.2.2 Principle of Network Operation (HF Communication) …………………………………. 2.8-21 2.8.2.2.3 Frequencies to be Used ………………………… 2.8-22 2.8.2.2.4 Establishment of Communications …………… 2.8-23 2.8.2.2.5 Transfer of HF Communications ……………… 2.8-24 2.8.2.2.6 Transfer of VHF Communications …………… 2.8-24 2.8.2.2.7 Voice communication Failure ………………… 2.8-24 2.8.2.3 HF Message Handling ………………………………………… 2.8-26 2.8.2.3.1 General …………………………………………… 2.8-26 2.8.2.3.2 Transmission of ATS Messages to Aircraft …… 2.8-28 2.8.2.3.3 Recording of Air-Ground Communications on Teletypewriter …………………………………… 2.8-28 2.8.2.4 SELCAL Procedures …………………………………………… 2.8-28 2.8.2.4.1 General …………………………………………… 2.8-29 2.8.2.4.2 Notifications to Aeronautical Stations of Aircraft SELCAL Code …………………………………… 2.8-29 2.8.2.4.3 Pre-flight Check ………………………………… 2.8-29 2.8.2.4.4 Establishment of Communications …………… 2.8-30 2.8.2.4.5 En-route Procedures …………………………… 2.8-30 2.8.2.4.6 SELCAL Code Assignment to Aircraft ………… 2.8-30 2.8.3 Distress and Urgency Radiotelephony Communications Procedures ……………………………………………………… 2.8-31 2.8.3.1 General …………………………………………………………… 2.8-31 2.8.3.2 Radiotelephony Distress Communications …………………… 2.8-32 2.8.3.2.1 Action by the Aircraft in Distress ……………… 2.8-32 2.8.3.2.2 Action by the Station Addressed or First Station Acknowledging the Distress Message …………. 2.8-33 2.8.3.2.3 Imposition of Silence …………………………… 2.8-33 2.8.3.2.4 Action by All Other Stations …………………… 2.8-33 2.8.3.2.5 Termination of Distress Communications and of Silence …………………………………………….