Appendix B: Connections - Mackie Onyx 1200F Owner's Manual

Appendix B: Connections

XLR Connectors
Inputs 1-12 accept 3-pin male XLR connectors on
the Neutrik combo inputs. They are wired as follows,
according to standards specified by the AES (Audio
Engineering Society).
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
1/4" TRS Balanced Mono Wiring:
Sleeve = Shield
Tip = Hot (+)
Ring = Cold (–)
Stereo Headphones
1/4" TRS Stereo Unbalanced Wiring:
Sleeve = Shield
Tip = Left
Ring = Right
32
ONYX 1200F
2
SHIELD
HOT
3 1
COLD
SHIELD 1
3
COLD 2
HOT
SHIELD
1
3 COLD
2
HOT
RING SLEEVE SLEEVE RING TIP
TIP
RING
TIP
SLEEVE
RING SLEEVE SLEEVE RING TIP
TIP
RING
TIP
SLEEVE
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 like the high-impedance
instrument inputs on the Onyx 1200F.
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
to make S/PDIF connections on consumer digital audio
devices. They are unbalanced and electrically equiva-
lent to a 1/4" TS phone plug.
RCA Unbalanced Wiring:
Sleeve = Shield
Tip = Hot (+)
SLEEVE SLEEVE TIP
TIP
TIP
SLEEVE
TIP
SLEEVE TIP SLEEVE