1、MIL-T-81782C(AS) -11 July 1977 . Superseding - 6 December 1974 . MIL-T-8X782B (AS) MILITARY SPECIFICATION TEST STATION, COMPUTER 05-2 16 ( ) /Am- 23 (V) This specification has been approved by the Naval Air Systems Command, Department of the Navy . _. 1, SCOPE 1.1 Scope. This spekification covers th
2、e performance, design, and test ,- requirements for the Computer Test Station (CTS) 05-216( )/AW _EQ_ - _s -i-si-iii 3.2,1. Method - of operation. Applicable. -3- Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-T-BL782C 47 m 777770b 0256684 3 3.2
3、.1.2 Commercial test equipment. Applicable. 3.2.1.2.1 Other commercial components. Applicable. 3.2.1.3 Circu3t grounds. Applicable. 3.2.1.4 Interchangeability. Applicable. 3.2.1.5 Identification of product. Applicable. 3.2.1.6 Human factors. Applicable, 3.2.1.7 Test set generated acoustic noise. App
4、licable. 3.2.1.8 Forced-liquid cooling. Not applicable. 3.2.1.9 Space and weight limitations; The weight of the CTS shall be Maximum dimensions shall be 96 inches by 36.25 less than 4000 pounds. inches by 75 inches with all drawers and retractable work surfaces in the retracted position. 3.2.1.9.1 S
5、torage space. Storage space shall be provided in two locations in compute;- bay. no. 4. One storage area shall be located to the right of Control, Logic, Magnetic Tape Reader C-9182( )/AWM-23(V). immediately above the work surface, and shall be used to stow any simulator or the slave digi- tal compu
6、ter weapon replaceable assembly (WRA) when it is removed. other storage area shall be provided within the drawer located below the retractable work surface. This storage.area shall be used for stowage of test leads and magnetic tape reels and will provide some space for manuals. In addition, a minim
7、um of three cubic feet of separate storage facilities will be required to store miscellaneous equipment. The 3.2.1.10 Connectors. Applicable. 3;-2.1,11 Secondary electrical power. The total secondary electrical , power shall be limited to 1900 watts maximum with any combination of power form loading
8、 within the load capability limits for each power form listed in Table I. oms. facility line voltage variations shall not exceed 2 percent at the voltage sense point. volts (mV) peak-to-peak (p-p). Secondary electrical power shall consist of regulated power Regulation from no load to full load, and
9、for normal values of Ripple voltage for dc power forms shall not exceed 150 milli- 3.2.1.12 interface. Applicable. 3.2.1.12.1 Clean air interface. The CTS shall interface with the clean 3.2.1.12,2 . air through ducts which enter the CTS at the top rear of each test console. Electrical power interfac
10、e. The CTS shall interface with The CTS ._ .eiectrical power for the convenience outlets at one end of the convenience :,:outlet strip mounted on the top of the front face of the CTS. t shall interface with all other electrical power through power lines enter- 461, Test RE04 shall apply except the t
11、est shall be limited to the area occupied by the WRAs containing memory assemblies. The magnetic field shall be less than 5 gauss. MIL-STD-461, Tests CEO1 and CE03 and the limits therein shall apply 3.2.7 Utilities protection. Applicable except as follows. 3.2.7.1 Liquid cooling protection. Not appl
12、icable. 3.2.7.2 Clean air protection. Applicable. 3.2.7.3 Electrical power protection. Applicable. 3.2.7.3.1 Secondary voltage protection. Occurrence of an out-of- tolerance secondary voltage condition that could damage either an item under test or the test station shall result in automatic shutdown
13、 of the secondary power forms. shutdown shall be identified by an appropriate indicator, Operator action shall be required to reinstate test station operation after the occurrence of automatic shutdown. The out-of-tolerance condition leading to - 7- Provided by IHSNot for ResaleNo reproduction or ne
14、tworking permitted without license from IHS-,-,-MIL-T-81782C 47 7777706 025bb88 O MIL-T-81782C(AS) 3.2.7.3.2 Emergency shutdown switches. Emergency shutdown switches shall be provided for use by the operator. on the power distribution panel in bay no, 4: the other on the electrical dummy load in bay
15、 no. 1. momentary contact type with the push-button finished in red. The switches shall be superimposed on a bright orange-yellow and black diagonal striped background. CTS and the load side of all primary circuit breakers shall be disconnected from their respective loads. and independent of all uti
16、lity power forms. One switch shall be located Both switches shall be push-button activated, Activation of either switch shall result in shutdown of the Emergency power shutdown shall be fail-safe 3.2.8 Calibration cycle. Applicable. 3.2.9 Power switching and coolant control. The CTS shall provide th
17、e necessary switching to control utility power forms and.shal1 provide ori- , fices and flow switches as required for control of clean air. 3.2.10 Displays. Displays shall be provided for: a. indicating station status b. Monitoring the test performance c. d. Examining the contents of the computer re
18、gisters Signaling the operator when operator action is required 3.2.11 Operator controls. Operator controls shall be provided for selecting test options and controlling the automatic test program. 3.2.12 Tapels). Tape (or tapes) required for the CTS shall be of 1/2 inch Mylar magnetic tape, or equiv
19、alent. Maximum reel diameter shall be 8-162 inches. CTS maintenance tape(s) shall contain the programs required to verify performance of the WRAs listed in Table III and shall also con- tain diagnostic test routines for fault isolation in malfunctioning WRAs. CTS maintenance tapes shall also contain
20、 programs for self test of the CTS. A different tape containing the tactical and built in test (BIT) programs shall be provided, but not as part of the test station. 3.3 Performance, 3.3.1 General. The CTS shall provide the.capability to test and main- tain the equipment listed in Table III. 3.3.2 O
21、rganizational level.functiona1 requirements. Not applicable. 3.3.3 Interme r ement s. App 1 icab 1 e. 3.3.4 Warmup time. Applicable. 3.4 Detailed functional requirements. - Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-T-L782C LI9 M 9779906 025
22、hb9 2 ITEM NUMBER MI L-T- 8 17 8 2 C (AS) TABLE III WRAs MAINTAINED AT THE CTS WRA NOMENCLATURE Computer, Digital CP-1159( )/AWG-9 Memory Unit M-588( )/AWG-9 Processor, Data CV-3151( )/AWG-9 and CV-3165 ( )/AWG-g. Power Supply-Stozer PP-6776( )/AWG-9 Converter, Signal Data CV-3152( )/AWG-9 Control,
23、Logic-Timing C-9506( )/AWG-9 3.4.1 Maintenance capabilities. The CTS shall be capable of loading program data into the non-destructive read-out (NDRO) of the memory unit and into the bulk store of the power supply - storer memory. The CTS shall provide and control the stimuli and power forms., and p
24、rovide loads required to perform functional and diagnostic testing of the WRAs listed in Table III. 3.4.2 Test capabilities. Unless otherwise specified herein, functional and diagnostic testing of WRAs shall be performed automatically. programmable counter/timer and the digital ratiometer voltmeter
25、(DRVM) shall be operated under program control (normal) or manual control (optional). The occilloscope.shal1 be operated only in the manual mode. The 3.4.2.1 Computer, Digital CP-1159( )/AWG-9 tests. Operation of the digital computer shall be verified by performance of the following tests. 3.4.2.1.1
26、 Computer self-test. The computer self-test shall verify the performance of the instruction repertoire and shall include: a. Arithmetic tests b. Register tests c. Destructive readout (DRO) memory tests d. Internal interrupt tests 3.4.2.1.2 Interface tests. The controls and data paths provided for th
27、e interfaces listed shall be verified: a. b. CTS interface Data processor interface controlled channel and the program controlled channel. -9- Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-T-BL782C 49 I 9977906 0256690 9 I- - MIL-T-8 1782C (AS)
28、 c. Memory unit interface d. Power supply-storer (PS/S) interface 3.4.2.1.3 Interrupt and status tests, The response of the computer to external interrupt signals and control shall be verified,. 3.4.2.2 Memory Unit M-588( )/AWG-9 tests. Operation of the memory unit shall be verified by performance o
29、f the following tests. 3.4.2.2.1 Address decode. Word and plane address decodes in the memory unit shall be verified by selection of predetermined locations. 3.4.2.2.2 Memory unit control. Word and plane enable tests shall be performed to verify the memory control. 3.4.2.2.3 Memory unit storage. The
30、 capability shall be provided to write test patterns into the memory unit, accomplish the preread opera- tion, and read and verify the test data. 3.4.2.2.4 Load and verify tactical program. The capability shall be provided to write the tactical program.into the memory and-to verify the program by ma
31、tching all data, bit iy bit against the tactical/BIT tape, or if a memory unit write has not been performed, to verify the stored tactical/BIT program by matching all data, bit by bit; against the tactical/ BIT tape. 3.4.2.3 Processor, Data CV-3151( )/AWG-9 and CV-3165( )/AWG-9 tests. Operation of t
32、he data processor shall be verified by performing the following tests. 3.4.2.3.1 BIT verification. Tests shall be performed to verify proper qperation of the data processor self-test circuitry in the WRA under test, 3.4.2.3.2 Interface tests. Each of the following interfaces shall be functionally te
33、sted to verify proper operation of the data processor. a. Program controlled channel - The CTS shalltest the data transfers to and from the computer via the program con- trolled channel. Data processor controlled channel - The CTS shall test the data transfers to and from the computer DRO memory via
34、 the data processor controlled channel. Interrupt channel - The CTS shall test the data processor generated interrupt signals, The interrupts to be tested shall include the following operational and tactical interrupts : b. c. -10 Provided by IHSNot for ResaleNo reproduction or networking permitted
35、without license from IHS-,-,-MIL-T-81782C(AS) (1) Operational interrupts (a) Computer test (b) Program restart (c) Interval timer (2) Tactical interrupts Start sample command (SSC) Start sample command delayed (SSCD) Frequency processed Special standard serial interface (SSI) passed Special SSI fail
36、ed SS I llB1l loops completed Antenna on target Special analog-digital-analog (ADA) completed Bulk store end of block d. Interval timer - The CTS shall test-the timing count out- puts generated by the interval timer. 3.4.2.3.3 Data processor tests, The CTS shall test the data processor functions. Th
37、ese functions shall include both the communication functions and the special purpose processing functions. a. Communication functions - Communications functions include the interfaces between the data processor and other avionics units. These functions include the following: System timer Radar/ inf
38、rared (IR) interface High pulse repetition frequency (HPRF) missile message Controls and displays interface Data link interface Identification friend or foe (IFF) interface Digital inputs and digital outputs ADA converter Standard serial interface (SSI) Bulk store magnetic tape memory interface b. S
39、pecial purpose processing functions - The special purpose processing functions include the interface between the data processor and the radar subsystem. include the following: These functions (1) Range processor (2) Acquisition processor (3) Frequency processor -11- Provided by IHSNot for ResaleNo r
40、eproduction or networking permitted without license from IHS-,-,-MIL-T-81782C (AS) 3.4.2.4 Power Supply-Storer PP-6776( )/AWG-9 tests. Operation of the PS/S shall be verified by performing tests on both the power supply and bulk store sections ofthe WRA. 3.4.2.4.1 Power supply tests. The CTS shall p
41、erform the followipg tests to verify that the power supply section of the PS/S is operating correctly: a. DC voltage outputs b. Input and output power C. Power overload d. +32 Vdc overcurrent e. Transient detector f. Ripple and noise 3.4.2.4.2 Bulk storage section testa. bility to perform the follow
42、ing tests to verify that the bulk storage section of the PS/S is operating correctly: The CTS shall provide the capa- a. Mechanical tape motion verification b. Magnetic tape memory (MTM) search capability d. e. . C. MM read data capability Write test pattern and verify Load MM from tactical/BIT tape
43、 and verify 3.4.2.5. Converter, Signal Data CV-3152( )/AWG-9. Operation of the signal data converter shall be verified by performing the following tests: 3.4.2.5.1 BIT verification. The CTS shall test the built-in-test cir- cuitry of the signal data converter. The CTS shall test the 7.1 and 3.4.2.5.
44、2 Reference signal processing. 26 Vrms system reference signals. 3.4.2.5.3 Digital-t6-analog conversions to-analog (D/A) converters which provide t The CTS shall test the digital- e seeker head positioning data. 3.4.2.5.4 AIM-7 analog transforms. The CTS shall test the AIM-7 analog transform functio
45、n. This shall include both ac and dc analog output signals. - 3.4.2.5.5 AIM-7, AIM-54 parameters. The CTS shall test the AIM-7 and AIM-54 output parameters generated in the tactical mode of operation. 3.4.2.5.6 Missile message and doppler gravity bias timer. test the missile message and doppler grav
46、ity bias timer. the doppler gravity bias, doppler gravity clock, and the missile address output s. The CTS shall This shall include 3.4.2.5.7 Sighal matrix and logic 1 and 2. The CTS shall test the signal matrix and logic 1 and 2 functions. station selected output and outputs, 10 tactical plus 4 mis
47、sile on aircraft test (MOAT) signals multiplexed together, which are sent to the missile station selected. -12- This shall include the mission Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-T-81782C (AS) 3.4.2.5.8 Missile-on-aircraft-test (MOAT)
48、. The CTS shall test the MAT logic in the signal data converter, station selected output (MOAT) and the 7 outputs, multiplexed data from the functional logic areas in the signal data converter, which are sent to the missile station selected. This shall include the miscile 3.4.2.5.9 Interface circuit
49、 and output logic. The CTS shali test the interface circuitry and output logic. 3.4.2.6 Control, Logic-Timing C-9506( )/AWG-9. Operation of the logic and timing control (LTC) shall be verified by performing the following tests. 3.4.2.6.1 BIT verification. The CTS shall test the built-in-test cir- cuitry of the LTC. 3.4.2.6.2 Missile identification. The CTS shall test the missile identification function. 3.4.2.6.3 Mis
