1、870 04 NIL-D-L3q7C 58 m 77Ob 0370257 3 W MIL- D - 8 1 34 7 C (AS) 13 March 1974 SUPERSEDING MIL -D - 8 134 7 B (AS) 12 August 1971 MILITARY SPECIFICATION DATA ANALYSIS PROGRAMMING GROUP AN/AYA-8B This specification has been approved by-the Naval Air Systems Command, Department of the Navy 1. SCOPE 1
2、.1 Scope - The equipment* covered by this specification shall allow communication between Computer CP-9011ASQ-114 and the computer driven peripheral equipments. 1.2 Classification - The equipment covered by this specification shall consist of the following items: Type Designation Applicable Paragrap
3、h Data Analysis Logic Unit MX-8023A/AYA-8 (Logic Unit 1) Data Analysis Logic Unit MX-8024A/AYA-8 (Logic Unit 2) 3.5.1 3.5.2 3.5.3 3.5.4 * Data Analysis Logic Unit MX-8034/AYA-8 (Logic Unit 3) Data Analysis Logic Unit MX-9360/AYA-aB (Logic Unit 4) Contr 01-Indicator C -7 627 (P)/AYA- 8 (Univer sal Ke
4、y set) (3 per system) 3.5.5 Control-Indicator C -7 62 9/AYA - 8 (Pilots Keyset) Contr 01-Indicator C -7 62 8/AYA- 8 (Ordnance Panel) 3.5.5 3.5.5 Electrical Test Panel SB-3152/AYA-8 (Armament/Ordnance Test Panel) 3.5.5 1.3 Associated Equipment - This equipment shall operate with the asbociated equipm
5、ent listed in 6.7. Magnetic Tape Transport RD-319A/AYA-8 is identified as a part of Data Analysis Programming Group AN/AYA-8B but is supplied separately and is covered by a separate specification. Therefore it is treated as an associated equipment and listed in 6.7. *Data Analysis Programming Group
6、AN/AYA-8B is commonly referred to as Rata Processing System or DPS. 1 FSC- 5895 f , Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-D-83347C 58 U 993790b 0370258 5 W MIL-D-81347C(AS) 2. APPLICABLE DOCUMENTS 2.1 General - The following documents f
7、orm a part of this specifi- cation to the extent specified herein, Listed are the issues of the documents in effect for the previous procurement. However, in lieu of the issue listed, the contractor shall use the latest issue in effect of these documents where feasible. If the use of the latest issu
8、e will affect design performance, or interchangeability of any replaceable part, then the issue of the document listed below shall be used. SPECIFICATIONS Military 22 March 1969 1 June 1965 15 Nov 1961 19 Nov 1963 25 Nov 1959 , 13 Sept 1960 14 Aug 1961 5 Mar 1965 1 May 1963 1 Oct 1958 11 May 1964 30
9、 Sept 1964 23 Nov 1959 10 May 1966 15 Mar 1967 Naval Air Systems Command AR-34 26 Mar 1969 WR-101 Part1 - 28 Feb 1966 Part II - 3 Mar 1966 MIL-C-3 608A MIL- E-5400H MIL-T-5422E MIL-F-5591B MIL-I- 618 1D MIL-C - 6781B MIL-M-7793C MIL-E- 17555F MIL-T-18303A MIL-N- 18307C MIL-S- 19500D MIL-P-23377A MIL
10、- F-2 5173A MIL -C-2 64 82D MIL-C -8151 1 WS-eliO6 15 Dec 1966 w Connectors, Coaxial Radio Frequency Series BNC and Associated Fittings, General Specification for Use Electronic Equipment, Aircraft, General Specifications for Testing, Environmental, Aircraft Electronic Equipment Fasteners, Panel Int
11、erference Control Requirements, Aircraft Equipment Control Panel, Aircraft Equipment, Rack or Console Mounted Meter, Time Totalizing Electronic and Electrical Equipment and Associated Repair Parts, Preparation for Delivery of Test Procedures; Preproduction and Inspection, for Aircraft Electronic Equ
12、ipment, Format for Nomenclature and Nameplates for Aeronautical Electronic and Associated Equipment Semiconductor Devices, General Specification for Primer Coating; Epoxy-Polyamide, Chemical and Solvent Resistant Fasteners, Control Panel, Aircraft Equipment Connector, Electric, Circular, Miniature,
13、Quick Disconnect Connectors, Electrical, Circular, High Density, Quick Disconnect, Environment Resisting, General Specificat ions for Failure Classification for Reliability Testing, General Requirements for Weapon Requirements for Advanced ASW Electronic Systems Part I - Electromagnetic Control Requ
14、irements for Advanced ASW Avionics Systems Part II - Selection and Testing of Microelectronic Circuits for Advanced ASW Avionic Systems Requirements for Digital Computer Program Documentation 2 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-Naval Ai
15、r Systems Command EI-515A Avionics Installation Instructions for Data Analysis Pro- gramming Group AN/AYA-8B Availability of Documents - When requesting specifications, 2.1.1 standards, drawings, and publications, refer to both title and number. Copies of this specification and applicable specificat
16、ions required by contractors in connection with specific procurement functions may be obtained,upon application to the Commanding Officer, Publications and Forms Center (NPFC 1032), Code 105, 5801 Tabor Avenue, Philadelphia, Pennsylvania 19120. 3. REQUIREMENTS 3.1 duction testing. Preproduction - Th
17、e specification makes provision for prepro- 3.2 Parts and Materials - In the selection of, parts and materials, (1) Microelectronic devices shall conform to requirements (2) Other parts and materials requirements shall conform to (3) Nonrepairable subassemblies, as outlined in Specification fulfillm
18、ent of major design objectives shall be the prime consideration. In so doing the following shall govern: specified in WR-101, Part II. Specification MIL-E-5400. MIL-E-5400, shall be used when practicable. The general size of the subassembly and the amount of circuitry to be included therein shall be
19、 approved by the procuring activity. Nonrepairable subassem- blies must be reliable. ? 6 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-D-83347.C 58 777770b 0370260 3 I (4) When previously produced models of this equipment did not use repairable
20、 subassemblies, the design shall not be changed to employ nonrepairable assemblies without the approval of the procuring activity. Nonstandard Parts and Materials Approval - Approval for the 3.2.1 use of nonstandard parts and materials (including electron tubes, transistors and diodes) other than mi
21、croelectronic devices shall be obtained as outlined in Specification MIL-E-5400. Microelectronic devices shall be approved as outlined in WR-101, Part II, Amendment 1. 3.2.2 Electron Devices - Transistors and diodes shall be chosen and applied as outlined in Specification MIL-S-19500 and MIL-STD-701
22、, 3.2.3 Maintenance Modules - The electronic portions of the equipment shall be divided into maintenance modules as defined in 3.3.7.2.1. 3.3 Design and Construction - The equipment shall conform with all the applicable requirements of Specification MIL-E-5400 for design, construction and workmanshi
23、p, except as otherwise specified herein. minimum consistent with good design and shall not exceed 776 pounds. *3.3.1 Total Weight - The total weight of the DPS equipment shall be a 3.3.2 Reliability 3.3.2.1 Reliability Program - The contractor shall establish and con- Operational Stability - The equ
24、ipment shall operate with satis- duct a reliability program in accordance with MIL-STD-785. 3.3.2. 2 factory performance for the life of the equipment without the necessity for readjustment of any control; which are inaccessible to the operator during normal use. 3.3.2.3 Operating Life - The equipme
25、nt shall have a total operating life of 50,000 hours with reasonable servicing and replacement of parts. Parts requiring scheduled re- placement and the replacement interval shall be specified by the contractor. 3.3.2.4 Specified Mean-Time-Between-Failures (MTBF) - The specified Mean-Time-Between-Fa
26、ilures (MTBF) for the respective units of Data Analysis Programming Group AN/AYA-8B when tested and accepted as outlined under the requirements of 4.4.3 shall be as follows: Logic Unit 1 800 hours Logic Unit 2 800 hours Logic Unit 3 800 hours Logic Unit 4 Univer sal Keyset 110 hours Pilots Keyset 44
27、0 hours Ordnance Panel 270 hours Armament/Ordnance Test Pafiel 930 hours 600 hours * *(The Drum subassembly of the Magnetic Drum Memory requiring depot maintenance shall have an MTBF of 1500 hours or greater. ) . 3.3.2.5 Time Totalizing Meter - The equipment shall contain time totalizing meters in a
28、ccordance with Specification MIL-M-7793. A time totalizing meter type MS-17322-6A shall be included in each separate item, except panels and keysets. Logic Unit 4 shall have two meters, In Logic Unit 4 a separate meter shall be supplied for the Magnetic Drum Memory subassembly of the Drum Auxiliary
29、Memory Subunit. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL- D - 8 13 4 7C (AS) 3.3.3 Cabling and Connections 3.3.3.1 Cables - The equipment shall provide for the use of cables in accordance with specification WR-101, Part I. 3.3.3.2 Intercon
30、nection Cabling - The equipment shall be capable of sat- isfactory operation using external wiring in accordance with the applicable requirements of Specifica- .tion WR-101 Part I, except as modified herein, and the detailed requirements of EI-515. External cables and that portion of the connectors
31、attached to the cables shall not be supplied as part of the equipment. 3.3.3.2.1 Twisted Pair Cable - Twisted pair cable shall be in accordance 5 with EI-515. In twisted pair transmission neither lead shall be grounded on the receiving end. 3.3.3.2.2 Triaxial Cable - All triaxial cable shall be Amph
32、enol 421-033 or equivalent in accordance with EI-515. In triaxial signal transmissions the inner shield shall be grounded on the transmitting end only. . 0 3.3.3.2.3 Single Wire Cable - In signal wire transmissions the reference lead supplied by the signal source shall not be grounded on the receivi
33、ng end. 3.3.3.2.4 Number of Wires per Terminal - Attachment of wires and leads shall be in accordance with Requirement 5 of MIL-STD-454 except that the number of wires per ter- minal shall be limited only to the extent that no wires shall be wrapped on another wire. 3.3.3.3 Connectors - The equipmen
34、t shall use external connectors in accordance with the requirements of Installation Instructions EI-515. Triaxial connectors shall be hermetically sealed triaxial BNC type receptacles conforming to the requirements outlined in para- graph 3 of MIL-C-3608 except that the part shall have an additional
35、 contact between the inner and outer contact. Protective locking caps in accordance with 3.4.6 of MIL-C-81511 will not be required. 3.3.4 Control Panels - All rack or console mounted control panels shall conform torhe applicable requirements of Specification MIL-C-6781 except that edge-lighting shal
36、l not be required, The configuration of all control panels must be approved by the procuring activity prior to preproduction testing. -0 3.3.5 Interchangeability - The equipment shall meet the interchange- ability requirements of Specification MIL-E-5400. 3.3.6 Interference Control - The equipment s
37、hall conform with all of the requirements of WR-101, Part I for design, construction and workmanship, except as specified herein. A Control Plan will be prepared in accordance with WR-101, Part I. 3.3.7 Maintainability 3.3.7.1 Maintainability Program - The contractor shall establish and conduct a ma
38、intainability program in accordance with MIL-STD-470 and MIL-STD-471 Method 2. All maintenance actions shall be capable of being performed by a technician with a comprehensive ability d level as follows: (1) Civilian Education - High school graduate or equivalent. (2) Technical Training - Navy, Clas
39、s A technicians school appropriate to the maintenance task. s (3) Experience - Two (2) years of technical experience in addition to technical training. 3.3.7.2 Maintainability Definitions - The following definitions shall apply to the terminoloev as used in this seecification. Provided by IHSNot for
40、 ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-D-81347C(AS) 3.3.7.2.1 Maintenance Module - A maintenance module shall be defined as the least complex segment of each part of the DPS which is capable of being removed and reinserted within the DPS through the use of a
41、connector or captive mounting bolts/screws rather than by solder- ing (brazing) or welding. 3.3.7.2.1.1 Maintenance Module Requirements (1) A module shall be packaged in such form that it can be plugged into and removed from its subunit (functional group of maintenance modules) or assembly without t
42、he use of special tools. (2) A maximum of 46 different modules shall be used in Logic Units 1, 2 , 3 and 4, exclusive of their power supplies and the Magnetic Drum Memory Subassembly. 3.3.7.2.2 Subunit - A subunit is a functional group of maintenance modules. Each subunit containing its associated m
43、aintenance modules.shal1 be either a sngle plug-in, remov- able assembly, or due to size or packaging limitations, a number of plug-in, removable assemblies. 3.3.7.2.3 Subunit Types - The types of subunits shall be as specified herein. 3.3.7.3 Maintainability Requirements 3.3.7.3.1 Maintainability P
44、hilosophy - To provide for increased system effectiveness, maintainability shall receive equal consideration with such factors as cost, physical parameters, and reliability. The maintenance philosophy for avionics equipment is that of fault iso- lation to and repair by replacement of individual modu
45、les without removing the units from the opera- tional environment in the aircraft, Where feasible, fault isolation shall be computer initiated utilizing a diagnostic program. Where not feasible, equipments shall provide self-test features and readily accessible test points to accommodate standard te
46、st equipment affording fault isolation to the individual replaceable module. 3.3.7.3.2 Fault Detection and Isolation 3.3.7.3.2.1 Operator Methods Three methods of fault detection and isolation for each subunit of the DPS (excluding power supplies and Maintenance Control Panels) and associated periph
47、erals shall be provided: (1) Integration Test (2) System Test Program (3) Maintenance Control Panel Tests The associated peripherals shall be defined as the external devices to which the subuni? interface. The associated peripherals for the DPS subunits are defined as follows: TACCO Tray, Sensor Sta
48、tion 3 Control Tray, Universal Keysets, Pilot Keyset, Ordnance Panel, ARO Display, Armament/Oidnance Test Panel, Magnetic Tape Transport, TACCO and Sensor Station 3 Multipurpose Displayq, Pgot Display, Auxiliary Display, and Omega. “ i 3.3.7.3.2.2 Integration Tests The Integration Tests shall utiliz
49、e the computer , the Maintenance Control Panel and the subunit external test points for the detection of malfunctions in the communica- tion paths between equipments. The Integration Tests shall consist of a series of short programs or subroutines, operator initiated, interspersed by manual checks to exercise all communication paths between the computer, DPS, and associated peripherals. The Integration Test snall be used primarily during the initial integration of a given e
