Why do I have constant power to my radio?

Why do I have constant power to my radio?

The easy answer is to find/tap an always on source in the fuse box. Most radios have this, but they are usually low amperage feeds (they are used to maintain the settings in the radio). A good source of always on power may be the cigarette lighter or phone charger outlet (if so equipped).

Do you have to ground a radio?

You cannot operate a car stereo without having a proper ground wire installed in your vehicle’s dashboard. The ground wire will allow your stereo to operate properly and without any malfunctioning problems when your vehicle is on, and the stereo system is activated.

Which is the constant wire on a stereo?

1. The fuse on the stereo itself (normally 10a and located on the back of the radio) is for the constant source. If this 10amp fuse blows all memory settings are lost, proving that the main fuse on the unit comes from constant power. 2. The constant wires on aftermarket decks are usually thicker (albeit not much) than the switched wire.

Where does the power come from on a radio?

I have seen some radios claim that the primary power comes from the constant 12v, and the switched 12v is only used as a signal wire to tell the radio to turn on. Much as the 12v illumination wire would signal dimming of the display.

Where is the constant power fuse on a stereo?

There are many things you can look at to arrive to this conclusion; 1. The fuse on the stereo itself (normally 10a and located on the back of the radio) is for the constant source. If this 10amp fuse blows all memory settings are lost, proving that the main fuse on the unit comes from constant power. 2.

How do you install an aftermarket radio harness?

This process is done along with the wiring of your aftermarket stereo. Connect the orange wire on the new radio harness to the orange wire with the white stripe on the aftermarket harness that clips onto your factory harness.

1. The fuse on the stereo itself (normally 10a and located on the back of the radio) is for the constant source. If this 10amp fuse blows all memory settings are lost, proving that the main fuse on the unit comes from constant power. 2. The constant wires on aftermarket decks are usually thicker (albeit not much) than the switched wire.

I have seen some radios claim that the primary power comes from the constant 12v, and the switched 12v is only used as a signal wire to tell the radio to turn on. Much as the 12v illumination wire would signal dimming of the display.

There are many things you can look at to arrive to this conclusion; 1. The fuse on the stereo itself (normally 10a and located on the back of the radio) is for the constant source. If this 10amp fuse blows all memory settings are lost, proving that the main fuse on the unit comes from constant power. 2.

Which is the Red Wire on a stereo?

The red wire is simply a turn on wire. There are many things you can look at to arrive to this conclusion; 1. The fuse on the stereo itself(normally 10a and located on the back of the radio) is for the constant source.