Rio L4-1.5L (2001)
Amplifier: Description and Operation
Circuit Operation
Sound Warning
Battery voltage is always applied to the terminal 1 (Y/L) of sound warning unit through "ROOM (15 A)" and is grounded through terminal 10 (B). When
the ignition switch is turned to "ON" position battery voltage is applied from "METER (10 A)" to the terminal 8 (Y), and also battery voltage is applied
to the terminal 2 (G) through "CIGAR (10 A)" fuse when the ignition switch is in "ACC" position.
