Specifications

MIL-ST’D-1472E
5.9.14.11 Electronic modules. Replacement electronic items (e.g., modules and high-failum-
rate components) should be provided with simple plug-in, rack-and-panel type connectors.
5.9.14.12 Disassembly and adapters. Disassembly of connectors to change pin connections
should be performed without special tools. When adapters are mquimd, they shall be capable of being
hand-tightened.
5.9.14.13 Protective covers. If protective covers are required, captive types shall be used.
5.9.15 Test points
5.9.15.1 Adjustment. Test points shall be located sufficiently close to the controls and displays
used in the adjustment so that maintainer place-~place movement is not required during the
adjustment process. Test points for adjustment shall be physically and visually accessible in the
installed condition by the maintainer without removing other items.
5.9.15.2 Trouble-shooting. Troubleshooting shall not require removal of subassemblies from
assemblies.
5.9.16 Test equipment.
5.9.16.1 StoraRe. Adequate storage space shall be provided within portable test equiprnenL its
handling case, or lid to contain leads, probes, spares, manuals, and special tools, as required for
operation.
5.9.16.2 Instructions Instructions for opemting portable test equipmwtt shall be provided on
the face of the test equipment, in a lid, or in a special compartment. Insttuct.ions shall be directly
readable while test equipment is be@ operated. Periodic calibration records inchding tohmce check
values, shall be placarded on the equipment where appxupnate. Where applicable, the instructions
shall include a reminder to calibrate the equipment and calibration procedures.
5.9.17 Failure indications and fuse rem
uirements.
5.9.17.1 Indication of equipmen
t faihlre.
5.9.17.1.1 Power failure An indication shall be provided to reveal when power failure occurs
(see 5.2.2.1.4).
5.9.17.1.2 Ou
t-of-tolerance. A display shall be rovided to indicate when an equipment item
has failed or is not operating within tolerance hits.
ABmission essential electronic computer and
peripheral com nents which am part of a system shall incorpmte an automatic self+heck diagnostic
rofsofhwtman hdwmatpwer upadat~~e~ ti~p~~~=~
properly.
5.9.17.1.3 Critical malfunctions. If equipment is not tegularly monitored, an audio alarm shall
be provided to indicate malfunctions or conditions that would cause personnel injury or quipment
damage. If an audio atamn wuu+d
cmmpmmlseecwcrtopamtionofoqwpmm, aviliibieaiemwbe
displayed.
5.9.17.2 Fuses and circuil breakers.
5,9. !7.2.1 General A positiveindicationshall be providedto reveal that a fuse or circuit
InUker has upend 3Circllil
134
.. . .