What is the blue wire in a light fixture?
The blue wire is the hot wire for the ceiling fan light fixture. The ceiling fan motor does not have a ground wire.
What is the blue wire in headphones?
Usually red wires are the right audio channel and blue wires are the left audio channel. Check the image below to see which wires are audio signal wires and which are ground wires in the most common TRS wiring schemes (image courtesy of DIY Perks on YouTube).
What is the color of positive and negative wire?
Positive – The wire for the positive current is red. Negative – The wire for the negative current is black.
Is red wire left or right?
4 Answers. Red is for Right. Blue (or green) is for Left. Copper is for ground (I remember this with the mnemonic Red Right bLue Left Copper Common).
What color headphones mean?
the colour of the wires does not matter, they are simply to ensure that the humans can identify which wire is where. There is no set standard for colour in a headset like there might be for, say mains voltage. Related Answer.
Which color jack is for headphones?
Color-coding scheme for connectors and ports
| Color | Function | Connector on PC |
|---|---|---|
| User input | ||
| Pink | Analog microphone audio input (mono or stereo) | 3.5 mm TRS |
| Light blue | Analog line level audio input | 3.5 mm TRS |
| Lime green | Analog line level audio output, front stereo (speakers or headphones) | 3.5 mm TRS |
What is the green wire in earbuds?
The red one is the right channel, the green or blue is the left channel, and the bare wire is the ground. These colors can be different, but the right channel will almost always be red, and the ground is usually a copper-colored one if it’s not bare. Cheaper headphones won’t have a real casing on the individual wires.
Which color is headphone and which color is MIC?
Sound card color codes
| Color | Connector |
|---|---|
| Lime Green | Line-Out, Front Speakers, Headphones |
| Pink | Microphone |
| Light Blue | Stereo Line In |
| Orange | Subwoofer and Center out |