1、MIL-K-70473 12 a 7779906 0355225 b a / F-55- /A/ MIL-K-I OX3-(AR)- 04 APRIL 85 MILITARY SPECIFICATION KEYBOARD, DATA ENTRY This specification, is approved for use by the US Army Armament, Munitions and Chemical Command and is available for use by all Departments and Agencies of the Department of Def
2、ense. 1. SCOPE 1.1 Scope. This specification establishes the requirements for manufacture and acceptance of the Data Entry Keyboard: 9355810, used in the Mortar Ballistics Computer (MBC): M23. Throughout this specification this assembly is referenced as “keyboard“ 2. APPLICABLE DOCUMENTS -i- 2.1 Gov
3、ernment documents. 2.1.1 Specification and standards. Unless otherwise specified, the following specifications and standards of the issue listed in that issue of the Department of Defense index of Specifications and Standards (DoDISS) specified in the solicitation form a part of this specification t
4、o the extent spec if ied herein. SPECIFICATIONS MILITARY MIL-F-13926 - Fire Control Materiel; General MIL-1-45607 - Inspection Equipment, Acquisition, Specification Governing the Manufacture and Inspection Maintenance and Disposition of STANDARDS MILITARY MIL-STD-105 - Sampling Procedures and Tables
5、 for I nspec t i on by At t r i bu tes FSC 1220 Beneficial comments (recommendations, additions, deletions) and any pertinent data wich may be of use in improving this document should be addressed to: Commander, US Army Armament Research and Development Center, Attm AUSMC-QA. Dover, New Jemey 07801-
6、5001 by using the seif-addressed Standardization Document Improvement Proposal (DD Form 1426) appeariry at the end of this document or by ettar. y THIS DOCUMENT CONTAINS - / _ PAGES Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-NIL-K-70493 12 99999
7、06 0355226 ! MIL-K-70493 (AR) MIL-STD-109 - Quality Assurance Terms and MIL-STD-4 54 - Electronic Equipment, General MIL-STD-1521 - Technical Reviews and Audits for Definitions Requirements for Systems, Equipments, and Computer Programs MIL-STD-45662 - Calibration System Requirements (Copies of spec
8、ifications and standards required by suppliers in connection with specific procurement functions should be obtained from the procuring activity or as directed by the contracting of ioer ) 2.1,2 Other Goverment documents, drawings, and publications. The following other Government documents, drawings,
9、 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. L DRAWINGS 9355810 Keyboard, Data Entry 11785850 c Computer Set, Ballistics, Mortar: M23 PACKAGING DATA SHEETS 9
10、355810 Packaging of Keyboard, Data Entry: 9355810 (Copies of drawings and packaging data sheets required by manufacturers in connection with specific acquisition functions should be obtained from the contracting activity or as directed by the contracting officer.) the text of this specification and
11、the references cited herein, the text of th is spec if icat ion shall take precedence. 2.2 Order of precedence. In the event of a conflict between 3 REQUIREMENTS 3.1 Item definition. The Data Entry Keyboard is an assembly which provides the operator the machine interface necessary to control the ope
12、ration of the Mortar Ballistics Computer (MBC) including provisions to enter and manipulate message data. The keyboard assembly contains an initialization group consisting of 11 keys, a 25 key input and edit group, a 9 key fire mission group, and a 3 key output group. The keyboard assembly also prov
13、ides 4 light emitting diodes (LEDs) that indicate 4 internal stats of the MBC and an electrluminescent backlight for nighttime operation. The connector contacts are listed in Table I. 2 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-J- 1 5 Connect o
14、r P1 P1 P1 P1 P1 P1 Pl P1 P1 P1 P1 P1 P1 P1 P1 P1 P1 P1 P1 P1 P1 NIL-K-70LI73 lr2 m 7799906 0355227 T m - MIL-K-70493 (AR) TABLE I. Keyboard assembly connector contacts. - Pin Type Name Al A2 A3 A4 A5 A6 A7 A8 A9 A10 All B1 B2 B4 B5 B6 B7 B8 B9 B10 Bll O O O O O O O I I O O o O o O O I I WA N/A N/A
15、HBO* HB1* HB2* HB3* HB4* HB5* HB6* GND MSGLED ONLED ELLO LBO* LB1* LB3* LB4* LB5* LB6* ON* SEQLED BATLED ELH1 3.2 Performance. 3.2.1 General. The performance of the keyboard shall be in accordance with the following requirements. 3.2.1.1 Key closure. When the follming keys are pressed with a force o
16、f 16 plus or minus 8 ounces, there shall be continuity between the associated connector contacts and PL-A8 (GND) and the resistance shall be less than 7.5 ohms. Key SET UP KNPT/TGT EOM 3 GHI MSG XMIT REG WPN DATA MET COMPUTE 4 JKL REVIEW GRID Connector Contacts Pl-Al Pl-BI Pl-Al PA-B1 P1-A3 Pl-Bl Pl
17、-A4 Pl-Bl Pl-A5 P1-B1 P1-A6 P1-B1 P1-A7 P1-B1 Pl-Al Pl-B2 Pl-A2 Pl-B2 P1-A3 P1-B2 Pl-A4 Pl-B2 Pl-A5 Pl-B2 Pl-A6 Pl-B2 3 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-K-70473 12 m 777770b 0355228 L m MIL-K-70493 (AR) TFC FO LOGIC FIRE ZONES CLEA
18、R ENTRY 5 MNO SRV SHIFT FPF REG DATA DSPI 6 PQR MSN POLAR FIRE DATA BRT DSP2 7 STU SEQ ADJ CFTY DATA TEST DSP 3 1 ABC 8 vwx BACK WPN/AMMO REPLOT AMMO DATA DSP4 2 DEF 9 Y2 ON/OFF BURST - QI Pl-A7 Pl-Al P1-A2 P1-A3 Pl-A4 P1-A5 Pl-A6 Pl-A7 Pl-Al Pl-A2 P1-A3 Pl-A4 Pl-A5 Pl-A6 Pl-A7 Pl-Al Pl-A2 Pl-A3 P1-
19、A4 P1-A5 P1-A6 Pl-A7 Pl-Al P1-A2 Pl-A3 P1-A4 Pl-A5 Pl-A6 Pl-A7 Pl-Al P1-A2 Pl-A3 P1-A4 P1-A5 Pl-A6 P1-B2 P1-B3 P1-B3 p1-93 p1-b3 p1-b3 p1-b3 P1-B3 P1-B4 P1-B4 p1-b4 p1-b4 P1-B4 p1-b4 p1-b4 P1-B5 P1-B5 Pl-BS p1-b5 P1-B5 p1-b5 p1-b5 p1-b6 p1-b6 p1-b6 P1-B6 P1-B6 p1-b6 P1-B6 p1-b7 p1-b7 p1-b7 p1-b7 P1-
20、B7 P1-B8 p1-b7 3.2.1.2 Liqht emittinq diode (LEDs) illumination. The LEDs shall be clearly visible when observed at light levels of zero to tdn foot-candles at a distance of 18 to 20 inches from the viewers Rye when 5.3 plus or minus 0.1 volts DC is connected to the keyboard. 3.2.1.3 Electroluminesc
21、ent backliqht (ELB) illumination. The ELB shall illuminate all keys so that the keys are clearly visible when observed at light levels of zero to ten foot-candles at a distance of 18 to 20 inches from the viewers eye when a 35 plus or minus 1 volt rms sine wave is connected to the keyboard. 3.2.2 Ph
22、ysical characteristics. The physical characteristics shall be as prescribed by the drawings, specifications, and QAPs. 4 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-K-70q93 12 m 9979906 0355227 3 m MIL-K-70493 (AR) 3.2.3 Reliability. When spe
23、cified in the contract, a special sample shall be subjected to reliability testing. The manufacturing and production techniques employed in the fabrication of the keyboard shall not degrade the inherent reliability. The inherent reliability shall not be less than 162,056 hours Mean Time Between Fail
24、ures (MTBF). (See 4 and 6) 3.3 Environmental. The keyboard 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 keyboard thermally stabilized at room ambient temperature of +16OC to +32OC
25、 (+600F to +9OOF), unless otherwise specified in the requirements paragraph. O 3.3.2 Environmental stress screen (ESS) temperature. The keyboard shall meet the requirements of 3.2.1.1 and 3.2.1.3 inclusive after having been exposed to a minimum of ten temperature cycles at temperatures of -57OC and
26、+7loC (-710F and +1600F). 3.3.3 Environmental stress screen (ESC) vibration. The keyboard shall. meet the requirements of 3.2.1.1 and 3.2.1.3 inclusive, 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
27、 axis for a period of 10 minutes plus or minus 15 seconds. 3.4 Fabrication. The keyboard shall be manufactured in accordance with drawing 9355810. 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 workmansh
28、ip requirements of MIL-F-13926 and MIL-STD-454 shall be met. All components 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 oth
29、er defects which could adversely affect its use or suitability for the purpose intended. 3.7 Materials. Materials shall be in accordance with drawings, material specifications and general specifications forming a part of this specification. 5 Provided by IHSNot for ResaleNo reproduction or networkin
30、g permitted without license from IHS-,-,-MIL-K-70493 12 = 977990b 03x5230 T MIL-K-70493 (AR) 4. QALITY ASSURANCE PROVISIONS 4.1 ResponsibElity or inspection, Unless otherwise. specified Ln the contract or purchase order, the contractor is responsible for the performance of all inspection requirement
31、s as specified herein. Except as otherwise specified in ehe eoRkract or purchase order, the contractor may use his ma OE any ather facilities suitable for the performance of the inspection requirements specified herein, unless disapprove6 by the Government. The Government reserves the right to perfo
32、rm any of the inspections set forth in this specification where such inspections are deemed necessary to assure supplies +nf services conform to prescribed requirements. 4.1.1 General provisions. The component and subassembly inspection requirements of MIL-F-13926 and MIL-STD-954 form a part of the
33、Quality Assurance Provisions OE this specification. Definitions of inspection terms shall be as listed En MIL-STD-109. 4.2 First article (initial production) approval, The requirement for first article approval and the recponsibiiity (Government or cantractor) for first article testing. shall he as
34、specified in the contract. The sample fcx first article approval test shall consist of three (3) keyboards plus three (3) each of all items covered by QAP. The three keyboards shall be tested as specified herein for all the requirements of this specification. The items covered by QAP shall be tested
35、, as specified thereon, for al1 characteristics delineated on the QAP, The sqmpies 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 pa
36、ckaging and packing, shall be obtained from the same source of supply as will be usetI in the production of the balance of the contract quantity. 4.2.1 Government testinq. When the Government is responsible for conducting first article approval tests, the contractor prior to submitting the sample to
37、 the Government, shall Enspect the sample to insure that it 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 contractor is responsible for conductknq first
38、article approval tests, the sample shall be inspected by Ehe contractor foi- a11 the requixements- of the contract, The campie and a record of this inspection, including certificates of conformance for all materials, shaIl be submitted to the Government for approval, to witness any or all, of the co
39、ntractorts inspections. The Government reserves the right 6 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-NIL-K-70473 12 W 7777706 0355231 1 W - J- MIL-K-70493 (AR) 4.3 Inspection provisions. 4.3.1 Submission of product. Unless otherwise specified
40、by the contracting officer, inspection lot size, lot formation, and presentation of lots shall be in accordance with “Submission of Product1 provision of MIL-STD-105. O 4.3.2 Examination and tests. 4.3.2.1 Components and subassemblies. All components and subassemblies shall be inspected in accordanc
41、e with the inspection provisions contained in Quality Assurance Provisions (QAPs) listed in the Technical Data Package (TDP), In the absence of QAPs, the applicable Quality Assurance Provisions of MIL-I?-13926 -shall apply. 4 . 4 Sampling . 4.4.1 Environmental/performance. The keyboard shall be insp
42、ected to the requirements in Table II. TABLE II. Classification of defects. No. Character is tics 100% Inspection - Requirement Test Procedure 1. Key closure 3.2.1.1 4.6.3 2. LED illumination 3.2.1.2 4.6.4 3. ELB illunination 3.2.1.3 4.6.5 4. ESS temperature 3.3.2 4.6.1 5. ESS vibration 3.3.3 4.6.2
43、MAJOR: AQL 1.0% Defective 101. Workmanship 3.6 4.6.6 4.4.2 Special samplinq. One display/processor circuit board assembly shall be selected at random as a special sample from each lot or each 100 produced which ever occurs first. shall meet the requirements and tests in Table III. The sample TABLE I
44、II. Classification of defects. - No. Characteristics Requirement Test Procedure 201. Fabrication 3.4 Applicable Drawing/Visual 202. Materials 3.7 Applicable Drawing/Visual NOTE: The tests in Table III shall be conducted at room ambient temperature (as specified in 3.3.1). 7 Provided by IHSNot for Re
45、saleNo reproduction or networking permitted without license from IHS-,-,-MIL-K-70g73 12 = 7777706 0355232 3 U MIL-K-70493 (AR) 4.4.3 Failure of sample. Should any one item of a special sampling fa11 to meet the specified test requirements, acceptance of the represented inspection ot will be suspende
46、s by the Government 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. I 4.5 Inspection equipment. Except as otherwise provided for by the contract, the contractor shall supp
47、ly and maintain inspection equipment in accordance with the app1icable requirements of MIL-1-45607. 4.5.1 Government furnished inspection equipment. Where the contract provides for Government furnished test equipment, supply and maintenance of test equipment shall be in accordance with the applicabl
48、e requirements specified in MIL-1-45607. 4.5.2 Contractor furnished inspection equipment. 4.5.2.1 Government design. All inspection equipment specified by drawing number in specification or QAP forming a part of the contract shall be supplied by the contractor in accordance with technical data inclu
49、ded in the Technical Data Package List (TDPL) . 4.5.2.2 Contractor desiqn. In the absence of Government inspection equipment design, the contractor shall design and supply inspection equipment compatible with the “Test Methods and Procedures“ specified in 4.6 of this specification and with the component inspection procedures specified in “Examination“ and “Test FacPlities“ requirements of MIL-F-13926. Since tolera
