LD Systems AMP 405 Manuel D'utilisation page 11

TERMINAL BLOCK CONNECTIONS
INPUT 1–4 connections
Balanced
OUT 1 + 2 connections ST/PAR MODE, OUT 3 + 4 HPM MODE, X-OVER deactivated
OUT 1 + 2 connections ST MODE, OUT 3 + 4 HPM MODE, X-OVER activated
Jumper cable for INPUT 1  3 and INPUT 2  4
ATTENTION: When wiring terminal blocks, please ensure the poles/terminals are correctly
assigned. The manufacturer accepts no liability for damage caused by faulty wiring!
Tip: Preferably use balanced audio cables for wiring analogue line inputs and outputs.
3
Unbalanced
4
ON
1 2
3
4
STANDBY connections
momentary
switch
11