Audio system.
1 - audio system unit,
2 - front door adjustment speaker,
3 - speaker of the right rear door,
4 - speaker of the left front door,
5 - speaker of the left rear door,
6 - "AUX IN" output.
Audio system.
1, 6 - antenna power supply,
2 - antenna (on the roof),
3, 5 - power line,
4 - antenna (in the front pillar).
(Original material on the website HondaBook.ru)