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briangrayAug 10, 2025
Why is there no sound coming from my Ground Zero GZIA 2.240 Car Amplifier?
- DDebra MartinezAug 10, 2025
If there's no sound, first check if the POW LED is green. If it is, inspect the amplifier's protection fuse(s), the remote wire connection (in RCA input mode), the +12 Volt power supply wire, and the ground wire connection. If the PROTECT LED is red, check for speaker shorts or amplifier overheating.


