{"id":"F2005L03551","name":"AD/B737/254 - In-Flight Entertainment System - FAA STC ST00516AT","slug":"ad-b737-254-in-flight-entertainment-system-faa-stc-st00516at","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"in_force","isInForce":true,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":39068,"registerId":"commonwealth-F2005L03551-current","compilationNumber":null,"startDate":"2026-04-01","status":"InForce","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"Boeing 737 Series Aeroplanes","sectionType":"division","heading":"Boeing 737 Series Aeroplanes","content":"### Boeing 737 Series Aeroplanes\n\n| AD/B737/254 | In-Flight EntertainmentSystem - FAA STC ST00516AT | 13/2005 |\n| ----------- | ------------------------------------------------- | ------- |\n\n| Applicability: | Model 737-200 series aeroplanes modified by United States Federal Aviation Administration (FAA) Supplemental Type Certificate (STC) ST00516AT.                                                                                                                                                                                                                                                                                                                                                                                                          |\n| -------------- | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |\n| Requirement:   | 1. If not previously accomplished, remove the in-flight entertainment (IFE) system installed by STC ST00516AT in accordance with the procedure in Kosola and Associates Service Bulletin 2002-1, dated 16 July 2003. The procedure includes disconnecting the power line that leads from the IFE system control unit to the P6 panel, capping and stowing all related wiring or removing related wiring from the aeroplane, removing the IFE system circuit breaker from the P6 panel and removing all components of the IFE system from the aeroplane. |\n|                | Removal of the IFE system installed by STC ST00516AT before the effective date of this Directive in accordance with Kosola and Associates Service Bulletin 2002-1, dated 5 June 2002, is considered acceptable for compliance with Requirement 1.                                                                                                                                                                                                                                                                                                       |\n|                | 2. New installations of IFE systems approved by STC ST00516AT may not be incorporated.                                                                                                                                                                                                                                                                                                                                                                                                                                                                  |\n|                | Note: FAA AD 2004-05-27 Amdt 39-13522 refers.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           |\n| Compliance:    | For Requirement 1 - Within 18 months after the effective date of this Directive.                                                                                                                                                                                                                                                                                                                                                                                                                                                                        |\n|                | For Requirement 2 - As of the effective date of this Directive.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         |\n|                | This Airworthiness Directive becomes effective on 22 December 2005.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     |\n\n| Background: | This Directive requires the removal of IFE systems installed by STC ST00516AT. This action is necessary, as currently the flight crew may be unable to remove power from the IFE system. Inability to remove power from the IFE system during a non-normal or emergency situation could result in inability to control smoke or fumes in the aeroplane flight deck or cabin. |\n| ----------- | ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |\n\n![](image.001.png)  \nJames Coyne  \nDelegate of the Civil Aviation Safety Authority\n\n9 November 2005","sortOrder":0},{"sectionNumber":"AD/B737/254","sectionType":"part","heading":"AD/B737/254","content":"## AD/B737/254","sortOrder":1},{"sectionNumber":"In-Flight Entertainment System - FAA STC","sectionType":"part","heading":"In-Flight Entertainment System - FAA STC ST00516AT","content":"## In-Flight Entertainment  \nSystem - FAA STC ST00516AT","sortOrder":2},{"sectionNumber":"13/2005","sectionType":"part","heading":"13/2005","content":"## 13/2005","sortOrder":3}],"analysis":{"flash_summary":{"complexity_score":4,"scope_assessment":{"changed":false,"description":"This Directive applies only to Boeing 737‑200s modified by FAA STC ST00516AT and mirrors the FAA action referenced (FAA AD 2004-05-27). It requires removal of existing STC installations and bars new installations; it does not expand applicability beyond the identified aircraft or STC but adds a domestic compliance deadline and explicit prohibition on future incorporation (Applicability; Requirement 1–2; Note; Compliance)."},"complexity_factors":["Technical removal steps required (disconnect power line, cap and stow or remove wiring, remove P6 panel circuit breaker, remove all IFE components) introduce maintenance skill and facility requirements (Requirement 1).","Cross-reference to FAA AD 2004-05-27 and acceptance of an earlier service bulletin creates multi-jurisdictional and version-control complexity for compliance records (Note; Requirement 1).","Hard deadline for physical work (18 months) creates scheduling, operational downtime and parts‑disposal costs for operators (Compliance).","Immediate prohibition on new installations prevents future commercial choices for operators and MROs relying on STC ST00516AT (Requirement 2; Compliance).","The safety rationale rests on loss‑of‑power risk to IFE and its effect on smoke/fume control, requiring operators to assess emergency implications as part of compliance (Background).","Directive specifies required action but does not set out alternative compliance methods or waiver processes within the text, limiting regulatory discretion available to operators (Requirement 1–2).","Allowance that earlier removals done per an older service bulletin are acceptable reduces some compliance burden but requires documentation of conformity to that bulletin (Requirement 1)."],"plain_english_summary":"Requires operators of Boeing 737‑200 aeroplanes modified by FAA STC ST00516AT to remove those in‑flight entertainment (IFE) systems and prohibits any new STC ST00516AT installations. Aircraft owners/operators must perform the wiring, circuit‑breaker and equipment removals within 18 months and bear the costs and downtime. The Directive says removal is necessary because crews may be unable to remove power from the IFE, which could impede control of smoke or fumes in non‑normal or emergency situations (Background; Requirement 1–2; Compliance)."},"kimi_summary":{"content_quality":"ok","complexity_score":2,"scope_assessment":{"changed":false,"description":"This AD maintains a narrow, targeted scope focused specifically on the safety defect in the STC ST00516AT entertainment system. It does not expand beyond its original safety purpose."},"complexity_factors":["Single, clearly defined applicability (one specific aircraft model and one specific modification certificate)","Only two straightforward requirements: remove existing systems, prohibit new installations","Minimal defined terms (only standard aviation abbreviations like IFE, STC, FAA)","No nested exceptions or conditional logic — just one alternative compliance path for early removals","Short document (approximately 300 words of substantive content)","Single cross-reference to a related US FAA directive (informational only)"],"plain_english_summary":"This AD requires operators to remove a specific in‑flight entertainment system installed under US STC ST00516AT from Boeing 737‑200 aircraft and prohibits any new installations. It targets operators with that modification and sets an 18‑month compliance window (to 22 December 2005).\n\nThe directive responds to a safety defect: the IFE cannot be powered off in an emergency, preventing crew from isolating electrical power during smoke/fumes and creating a fire/smoke hazard."},"flash_summary_failed":{"failed":true,"reason":"A positive credit balance is required for all requests, including BYOK, so fallback providers remain available. Add credits at https://vercel.com/d?to=%2F%5Bteam%5D%2F%7E%2Fai%3Fmodal%3Dtop-up to continue.","source":"analysis-cron"}},"importantCases":[],"_links":{"self":"/api/acts/ad-b737-254-in-flight-entertainment-system-faa-stc-st00516at","history":"/api/acts/ad-b737-254-in-flight-entertainment-system-faa-stc-st00516at/history","analysis":"/api/acts/ad-b737-254-in-flight-entertainment-system-faa-stc-st00516at/analysis","conflicts":"/api/acts/ad-b737-254-in-flight-entertainment-system-faa-stc-st00516at/conflicts","importantCases":"/api/acts/ad-b737-254-in-flight-entertainment-system-faa-stc-st00516at/important-cases","documents":"/api/acts/ad-b737-254-in-flight-entertainment-system-faa-stc-st00516at/documents"}}