Do you have a question about the JBL PS Series and is the answer not in the manual?
Connect unit to outlet with correct voltage to prevent fire hazard.
Always pull the plug, not the cord, to avoid damage and fire hazard.
Avoid shock hazard by not tampering with internal components.
Select the correct AC voltage for your region using the rear panel switch.
Features both line-level and speaker-level input connections for flexible audio sources.
Service only by authorized JBL repair stations; do not remove grille or amplifier.