Appendix B: Connections

XLR Connectors

The d.4 Pro mic combo input accepts 3-pin male XLR connectors; the main outs accept 3-pin female XLR con- nectors. These are wired as follows, according to standards specified by the AES (Audio Engineering Society).

1/4" TS Phone Plugs and Jacks

“TS” stands for Tip-Sleeve, the two connection points available on a mono 1/4" phone jack or plug. They are used for unbalanced signals.

d.4 Pro 4-channel DJ Production Console

SHIELD 2

HOT

COLD 3 1

SHIELD 1

COLD 3 2

HOT

1SHIELD

3COLD

2HOT

XLR Balanced Wiring:

Pin 1 = Shield

Pin 2 = Hot (+)

Pin 3 = Cold (–)

1/4" TRS Phone Plugs and Jacks

“TRS” stands for Tip-Ring-Sleeve, the three connection points available on a stereo 1/4" or balanced phone jack or plug. TRS jacks and plugs are used for balanced signals and stereo headphones:

Balanced Mono

RING SLEEVE

SLEEVE RING TIP

TIP

RING

TIP

SLEEVE

1/4" TRS Balanced Mono Wiring:

Sleeve = Shield

Tip = Hot (+)

Ring = Cold (–)

SLEEVE

SLEEVE TIP

TIP

TIP

SLEEVE

1/4" TS Unbalanced Wiring:

Sleeve = Shield

Tip = Hot (+)

RCA Plugs and Jacks

RCA-type plugs (also known as phono plugs) and jacks are often used in home stereo and video equipment and in many other applications. They are unbalanced and electrically equivalent to a 1/4" TS phone plug.

SLEEVE TIP SLEEVE TIP

RCA Unbalanced Wiring:

Sleeve = Shield

Tip = Hot (+)

Stereo Headphones

RING SLEEVE

SLEEVE RING TIP

TIP

RING

TIP

SLEEVE

1/4" TRS Stereo Unbalanced Wiring:

Sleeve = Shield

Tip = Left

Ring = Right

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d.4 Pro DJ Production Console