Mid Level System: Notes

Refer to Owner's Manual for audio system operating instructions.

Power is supplied at all times

through 20A fuse [No. 31, located in the fuse and fusible link box]
to audio unit terminal 6 and
through 15A fuse [No. 19, located in the fuse block (J/B)]
to AV switch terminal 1 and
to display unit terminal 1 (with monochrome display) or display control unit terminal 1 (with color display).

With the ignition switch in the ACC or ON position, power is supplied

through 10A fuse [No. 4, located in the fuse block (J/B)]
to audio unit terminal 10 and
to AV switch terminal 2 and
to display unit terminal 2 (with monochrome display) or display control unit terminal 10 (with color display).

With the ignition switch in the ON or START position, power is supplied

through 10A fuse [No. 12, located in the fuse block (J/B)]
to display unit terminal 3 (with monochrome display) or display control unit terminal 12 (with color display).

Ground is supplied through the case of the audio unit.

Ground is also supplied

to AV switch terminal 5 and
to display unit terminal 6 (with monochrome display) or display control unit terminal 3 (with color display).
through body grounds M57, M61 and M79.

Then audio signals are supplied