Speaker Connections - Yamaha PC412-D Owner's Manual

4. Connections

4.4. Speaker connections

● For the PC-D series
This product uses four Speakon output jacks (NL4) to connect speakers.
NeutrikNL4 plug
The outputs of this product can be bridged in pairs of two channels.
Since there are no dedicated outputs for use in bridge mode, take care to observe the following pin assignments.
NL4 A 1+
1-
2+
2-
NL4 B 1+
1-
2+
2-
NL4 C 1+
1-
2+
2-
NL4 D 1+
1-
2+
2-
WARNING
Do not touch the pins of unused channels, or allow them to short.
High voltage is present even at unused pins.
14 | PC412-D PC412-DI PC406-D PC406-DI Owner's Manual
SINGLE BRIDGE
CH A+ CH A+
CH A- CH A-
CH B+ -
CH B- -
CH B+ -
CH B- -
CH A+ CH A+
CH A- CH A-
CH C+ CH C+
CH C- CH C-
CH D+ -
CH D- -
CH D+ -
CH D- -
CH C+ CH C+
CH C- CH C-