This standard mainly specifies the preparation method of system diagrams and block diagrams, circuit diagrams, logic diagrams, wiring diagrams, wiring diagrams and wiring tables, general arrangement diagrams, and simplified electrical diagrams for system specifications in airborne equipment. It also specifies printed board diagrams. The preparation method is a supplement to GB6988, GB7356 and GB5489. This standard applies to the preparation of the above electrical diagrams for airborne equipment.
HB 6637.2-1992 history
2006HB 6637.2-2006 Drawing methods for electrical dragrams of aircraft Part 2: Airborne equipment
1993HB 6637.2-1992 Aeronautical electrical drawing method for airborne equipment