Harman JBL GX-A604 Manuel Du Propriétaire page 6

speAker And input connections
Always connect the (+) speaker terminal on the amplifier to the (+) terminal on the speaker and the (–) speaker terminal on the amplifier to the (–) terminal
on the speaker.
IMPORTANT: Make sure the (+) and (–) bare wires do not touch each other or the other terminal at both the amplifier terminals and speaker
terminals. Touching wires can cause a short circuit that can damage the amplifier.
gX-a604 speaker connectIons: 4-channel operatIon
Minimum speaker impedance: 2 ohms (each)
• Connect the front speakers to the FL and FR (+) and (–) terminals.
• Connect the rear speakers to the RL and RR (+) and (–) terminals.
Front Right Speaker
Front Left Speaker
Speaker
Fuses 20A
Rear Left Speaker Rear Right Speaker
6