XLR and TRS/TS wiring

XLR

• Pin 1 is the earth (or shield)
• Pin 2 is the +
• Pin 3 is the -

TRS/TS

mono

tip is the +

sleeve is the - or shield

balanced stereo jack

tip is the +

ring is the -

sleeve is the shield

stereo jack being used for a stereo signal (left and right)

tip is the left

ring is the right

sleeve is the shield