The 780 electrical system is based on the 740 series. This manual
deals with those components which are specific to the 780 or differ
noticeably from the 740.
For additional information concerning small differences (colour-
ing of leads, location of connectors, etc) which are shown in the
fold-out diagrams at the back of this manual, refer to Service
Manual 3(39) Wiring Diagrams, 740