PP-am300010 Help??

[SUSVS]

hey guys i brought a second hand amp n its the Fusion PP-am300010, i wired it all up and everything but the unit it self clicks and the protect light flickers every few second like the wires r loose, iv changed all wires iv made sure all connections are good but what else could it be??

[StoneX]

Disconnect everything from the amp... Connect a ground to the amp (directly from the battery or 12v power supply, if possible) and connect the power and remote wire to 12v. If it still faults then the amp is broken and needs to be fixed or trashed.