Kenwood CV-1240 Instruction Manual page 22

(1) Operation s e l e c t i o n by u s i n g i n t e r n a l power source
(2) Remote c o n t r o l by u s i n g i n t e r n a l power source
The f o l l o w i n g w i r i n g enables
Staircase signal input
(3) Use of e x t e r n a l power source
• Power source w i t h common ground
(Ground)
Staircase signal input
the user to change o p e r a t i o n w i t h an e x t e r n a l s w i t c h .
Staircase signal input
ON — RGB parade display
— 12 to —15V power source