1、i fi-o8 - 13 MIL-C-70477 12 7777706 0355277 3 MIL-C-70497 (AR) 04 APRIL 85 MILITARY SPECIFICATION CIRCUIT CARD ASSEMBLY, CASE INTERCONNECT This specification is approved for use by the US Army Armament, Munitioni; and Chemical Command and is available for use by all Departments and Agencies of the D
2、epartmentiof Defense. 1. SCOPE 1.1 Scope. This specification establishes the requirements for manufacture and acceptance of the Case Interconnect Circuit Card Assembly: 9355699, used in the Mortar Ballistics Computer (MBC): M23. Throughout this specification this assembly is referenced as “Interconn
3、ect“. 2. APPLICABLE DOCUMENTS. 2 o 1 Government documents. 2.1.1 Specification and standards. Unless otherwise cpeclfied, the following specifications and-standards of the issue listed in that issue df the Department of Defense index of Specifications and Standards (DoDISS) specrfied in the solicita
4、tion form a part f this specification to the extent specffied herein. SPEC1 FI CATIONS MILITARY MIL-F-13926 - Fire Control Materiel; General Specification Governing the Manufacture and Inspection Maintenance and Disposition of MIL- 1-45 6 07 - Inspection Equipment, Acquis; tion, STANDARDS MILITARY M
5、IL -STD- 105 - Sampling Procedures and Tables for Inspection by Attributes FSC 1220 Beneficial comments (recommendations, additions. deletions) and any pertinent data which may be of uae in improving this document ahodd beaddressed to: Commander, US Army Armament Research and Development Center, Ath
6、: AMSYC-QA, Dover. New Jersey Q7801-5001 by using the self-addreised Standardization Document Improvement Proposal (DD Form 1428) appearing at the end of this document or by letter. I THIS DOCUMENT CONTAINS - i/ - PAGES - Provided by IHSNot for ResaleNo reproduction or networking permitted without l
7、icense from IHS-,-,-MIL-C-70497 12 m 9999906 0355278 5 W MIL-(2-70497 (AR) MIL-STD-109 - Quality Assurance Terms and MIL-STD-454 - Electronic Equipment, General MIL-STD-1521 - Technical Reviews and Audits for De f i nit i ons Requirements for Systems, Equipments, and Computer Programs MIL-STD-45662
8、- Calibration System Requirements (Copies of specifications and standards required by suppliers in connection with specific procurement functions should be obtained f.Kom the procuring activity or as directed by the contracting officer . ) 2.1.2 Other Goverment documents, drawings, and publications.
9、 The following other Government documents, drawings, and - publications form a part of this specification to the extent specified herein. Unless otherwise indicated, the issue in effect on date of invitation for bids or request for proposal. DRAWINGS 9355699 - Circuit Card Assembly, Case 11785850 -
10、Computer Set, Ballistics, Mortar: M23 Interconnect PACKAGING DATA SHEETS 9355699 - Packaging of Circuit Card Assembly, Case Interconnect: 9355699 (Copies of drawings and packaging data sheets required by manufacturers in connection with specific acquisition functions should be obtained from the cont
11、racting activity or as directed by the contracting officer.) 2.2 Order of precedence. In the event of a conflict between the text of this specification and the references cited herein, the text of this specification shall take precedence. 3. REQUIREMENTS 3.1 Item definition. The interconnect provide
12、s the Mortar Ballistic Computer (MBC) with electrical interconnection between the following: a . Keyboard Assembly. b. Interconnect Circuit Ca.rd Assembly. c. Battery: BB-588/U, BA-5588/U, or BA1588/U. 2 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-
13、,-MIL-C-70477 12 W 999990b 0355279 7 MIL-C-70497(AR) - I The connector contacts are listed in Table I. I Connect or TABLE I. Case interconnect circuit card assembly connector contacts. XA5 xA5 xA5 xA5 XA5 xA5 XA5 xA5 XA5 xA5 XA5 xA5 xA5 xA5 XA5 xA5 XA5 xA5 XA5 xA5 XA5 xA5 xA6A2 XA6A2 xA6A2 XA6A2 xA6
14、A2 XA6A2 XA6A2 XA6A2 xA6A2 XA6A2 xA6A2 xA6A2 xA6A2 xA6A2 XA6A2 XA6A2 xA6A2 xA6A2 xA6A2 xA6A2 XA6A2 xA6A2 Pin - Al A2 A3 A4 A5 A6 A7 A8 A9 A10 All B1 B2 B3 B4 B5 B6 B7 B8 B9 B10 B11 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 Signal Name HBO* m1* HB2 * m3* HB4 * m5* HB6 * GND MS GLE D ON
15、LED ELLO LBO * LB1 * LB2* LB3 * LB4* LB5 * LB6* ON* SEQLED BATLED ELHI GND GND GND LBO * LB1 * LB2“ LB3 * LB4* HB5 * HBl* HB4 * m3* HBO * HB2* MS GLE D ELLO HB6 * ELH I ONLED LB5* LB6 * BATP OS 3 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-C-
16、70Ll77 12 W 777770b 03552AO 3 XA6A2 XA6A2 XA6A2 XA6A2 MIL-C- 7 O 4 9 7 (AR) TABLE I. Case interconnect circuit card assembly connector contacts.-Continued 23 24 25 26 El E2 BATPOS ON* SEQLED BATLED BAT BATRTN 3.2 Performance. The interconnect shall meet the requirements specified herein unless other
17、wise specified. 3.2.1 Functional. The resistance between the connector contacts listing in Table II shall be less than 7.5 Ohms. TABLE II. Connector contacts; -resistance. XA5-A1 to XA5-A2 to XA5-A3 to XA5-A4 to XA5-A5 . to XA5-A6 to XA5-A7 to XA5-Aa to XA5-A9 to XA5-Al0 to XA5-Al1 to XA5-Bl to XA5-
18、B2 to XA5-B3 to XA5-B4 to XA5-B5 to XA5-B6. to XA5-B7 to XA5-B6 to XA5-B9 to XA5-BlO to XA5-Bl1 . to XA6A2-22 to XA6A2-13 XA6A2-10 XA6A2-14 XA6A2-12 XA6A2-11 XA6A2-9 XA6A2-17 XA6A2-1 to XA6A2 to XA6A2-3 to E2 XA 6A2 - 15 XA6A2-19 XA6A2-16 XA6A2-4 XA6A2-5 XA6A2-6 XA6A2-7 XA6A2-8 XA6A2-20 XA6A2-21 XA6
19、A2-24 XA6A2-25 XA6A2-26 XA6A2 - 18 XA6A2-23 to El 3.2.2 Physical characteristics. The physical characteristics shall be as prescribed by the drawings, specifications, and QAPs. 3.2.3 Reliability. When specified in the contract, a special sample shall be subjected to reliability testing. manufacturin
20、g and production techniques emloyed in the fabrication of the interconnet shall not degrade the inherent .reliability. (See 4 and 6) The 4 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-C-70477 12 W 777770b 0355281 5 W MIL-C-70 4 97 (AR) 3.3 Env
21、ironmental, The interconnect shall meet the requirements specified herein unless otherwise specified. 3.3.1 Room ambient temperature. The requirements of this specification shall be met with the interconnect thermally stabilized at room ambient temperature of +16OC to +32OC (+600F to +9OOF), unless
22、otherwise specified in the requirements paragraph. 3.3.2 Environmental stress screen (ESS) temperature, The interconnect shall meet the requirements of 3.2.1 after having been exposed to a minimum of ten temperature cycles at temperatures of -57OC and +710C (-71OF and +160OF). 3.3.3 Environmental st
23、ress screen (ESC) vibration. The interconnect shall meet the requirements of 3.2.1 after having been subjected to a random or pseudorandom vibration which includes frequency content from 100 Hz to 1000 Hz and up to a 3g RMS in two axis for a period of 10 minutes plus or minus 15 seconds. 3.4 Fabrica
24、tion, The interconnect shall be manufactured in accordance with drawing 9355699. 3.5 First article. When specified in the contract, a sample shall be subjected to first article inspection (See 4 and 6). 3.6 Workmanship. The workmanship requirements of MIL-F-13926 and MIL-STD-454 shall be met. All co
25、mponents shall be fitted properly and firmly in their respective positions. All electrical connections shall be mechanically secure and electrically sound. There shall be no evidence of corrosion, burrs, roughness, sharp edges or other defects which could adversely affect its use or suitability for
26、the purpose intended. 3.7 Materials. Materials shall be in accordance with drawings, material specifications and general specifications forming a part of this specification. 4. QUALITY ASSURANCE PROVISIONS 4.1 Responsibility for inspection. Unless otherwise specified in the contract or purchase orde
27、r, the contractor is responsible for the performance of all inspection requirements as specified herein. Except as otherwise specified in the contract or purchase order, the contractor may use his own or any other facilities suitable for the performance of the inspection requirements specified herei
28、n, unless disapproved by the Government. The Government reserves the right to perform any of the inspections set forth in this specification where such inspections are deemed necessary to assure supplies and services conform to prescribed requirements. 5 Provided by IHSNot for ResaleNo reproduction
29、or networking permitted without license from IHS-,-,-MIL-C-70Y97 12 m 9999906 03552dZ 7 m MIL-C-70497 (AR) 4.1.1 General provisions, The component and subassembly inspection requirements of MIL-F-13926 and MIL-STD-454 form a part of the Quality Assurance Provisions of tis specification. Definitions
30、of inspection terms shall be as listed in MIL-STD-109. 4.2 First article (initial production) approval. The requirement for first article approval and the responsibility (Govexnment or contractor) for fixst article testing shall be as specified in the contract. The sample for first article approval
31、test shall consist of three (3) interconnect plus three (3) each of all items covered by QAP, The three interconnect shall be tested as specified herein for all the .requirements of this specification. The items covered by QAP shall be tested, as specified thereon, for all characteristics delineated
32、 on the QAP. The samples shall be manufactured in the same manner, using the same materials, equipment, processes, and procedures as will be used in the production of the balance of the contract quantity. All parts and materials, including packaging and packing, shall be obtained from the same sourc
33、e of supply as will be used in the production of the balance of the contract quantity. for to 4.2.1 Government testinq. When the Government is responsible conducting first article approval tests, the contractor prior submitting the sample to the Government, shall inspect the sample to insure that it
34、 conforms to all requirements of the contract and submit a record of this inspection with the sample, including certificates of conformance for all materials. 4.2-2 Contractor testing. When the contxactor is ,responsible for conducting first article approval tests, the sample shall be inspected by t
35、he contractor for all the requirements of the contract, The sample and a record of this inspection, including certificates of conformance for all materials, shall be submitted to the Government for approval. The Government .reserves the .right to witness any or all of the contractors inspections. 4.
36、3 Inspection provisions. 4.3.1 Submissiori of product. Unless otherwise specified by the contracting officer, inspection lot size, lot formation, and presentation of lots shall be in accordance with “Submission of Product“ provision of MIL-STD-105. 4.3.2 Examination and tests, 4.3.2.1 Components and
37、 subassemblies. All components and subassemblies shall be inspected in accordance with the inspection provisions contained in Quality Assurance Provisions (QAPsT listed in the Technical Data Package (TDP). In the absence of QAPs, the applicable Quality Assurance Provisions of MIL-F-13926 shall apply
38、. 6 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-C-70477 12 U 777770b 0355283 7 9 - MIL-(2-70497 (AR) 4 . 4 Sampling. 4.4.1 Environmental/performance. The interconnect shall be inspected to the requirements in Table III. TABLE III. Classificat
39、ion of defects. No. - Characteristics 100% inspection Requi rem en t 1. Functional 3.2.1 2. ESS temperature 3.3.2 3. ESS vibration 3.3.3 Test Procedure 4.6.3 4.6.1 4.6.2 MAJOR: AQL 1.0% Defective 101. Workmanship 3.6 4.6.4 4.4.2 Special sampling. One interconnect shall be selected at random as a spe
40、cial sample from each lot or each 100 produced which ever occurs first. The sample shall meet the requirements and tests in Table IV. TABLE IV. Classification of defects. No. - Characteristics 201. Fabrication 202. Materials Requirement 3.4 3.7 Test Procedure Applicable Drawing/ Visual Applicable Dr
41、awing/ Visual NOTE: The tests in Table IV shall be conducted at room ambient temperature (as specified in 3.3.1). 4.4.3 Failure of sample. Should any one item of a special sampling fail to meet the specified test requirements, acceptance of the represented inspection lot will be suspended by the Gov
42、ernment until necessary corrections have been made by the contractor and resubmitted items have been approved in accordance with “Acceptance and Rejection“ as specified in MIL-STD-105. 4.5 Inspection equipment. Except as otherwise provided for by the contract, the contractor shall supply and maintai
43、n inspection equipment in accordance with the applicable requirements of MIL-1-45607. contract provides for Government furnished test equpment, supply and maintenance of test equipment shall be in accordance with the applicable requirements specified in MIL-1-45607. 4.5.1 Government furnished inspec
44、tion equipment. Where the 7 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-NIL-C-70q77 12 74Oh 035528Y O MIL-C-70491 (AR) 4.5.2 Contractoi-furnished inspection equipment. 4.5.2.1 Gwexnment design. All inspection equipment specified by drawing number
45、 in specification or QAP forming a part of the contract skl1 be supplied isy the contraettx in accordance with technical data included in the Technical Data Package List (TDPL) . 4,5.2,2 Carrkractor aesiqn, In the absence Q Gavernment inspection equipment esign, the cantmetor shall design and supply
46、 inspectfon equipment compakible with the “Test Methods and Procedures“ specified in 4.6 of this specification and with the component inspection procedures specified in lrExmLnakiorP and “Test FacF1 ities“ requixements of MIL-F-13926 . Since tolerance of test equipment is normally considered ta be w
47、ithin 10% of the product tolerance for which it is intended, this inherent error in the test equipment desigre must be considered as part of the prescribed praduct talerance limit. Thus, concept, canstxuction, materials, imensionc, and tolerance used in the design a test equipmenk shall be so select
48、ed an controlled as to insure that the test equipment- will reliably indicate acceptability of a product which does not exceed 90% of the prescribed tolerance limit, and permit positive rejection when non-conforming. Construction shall be such as ta facilitate routine calibration of test equipment.
49、4.5-2.3 Inspection equipment design requirements. 4.5-2.3.1 Temperature testing. The volume of the test chamber shal conform to the test facilities requirements of MIL-F-13926. The air temperature at the control sensor shall be in accordance with the specified requirements within plus or minus 2.5% (1.4OC) The temperature graFent across the cross-sectional area occuIpf.ed by the test item shall not exceed 0.5% per fmt i
