Coverage
JBL troubleshooting
Every JBL unit Ask Roadie covers. Pick yours to see the problems techs run into most, then get the likeliest fix first.
Audio
- EON700 SeriesBluetooth AUDIO will not pair with a phone/source · Constant hum or buzz when connected to a mixer/source
- JBL Performance softwareCovered. Ask about any symptom.
- Pro Connect appCovered. Ask about any symptom.
- PRX900 Series PoweredFailed firmware update — LCD shows update-failed / requests a validation code in the Pro Connect app · Firmware update fails or stalls partway via the Pro Connect app
- SRX700 / PRX400–800 / EON600 (legacy)Covered. Ask about any symptom.
- SRX900How do I revert SRX900 firmware to the previous version / firmware update failed · Box won't reconnect to Performance after a power blip
- SRX900 SeriesSRX900 not showing up in JBL Performance / NetSetter · How do I revert SRX900 firmware after a failed update (front-panel method)
- VerTec Line Arrays (legacy)Covered. Ask about any symptom.
- VRX900Which sub goes with which top — 918S vs 915S / 932 vs 928? · Dull / no high end from one box — blown HF, which part do I order?
- VTX A8Array sounds wrong / dull or presets seem outdated after opening an old venue file · Does the VTX A8 have onboard firmware to update?
- VTX A12No audio / dead cabinet in the hang · Outdoor / wet-weather use of the A12
- VTX B18 SubwooferAmp channel drops into protect / thermal fault when driving B18s · Distortion, port chuffing, or mechanical rattle at high level
- VTX B35 Cardioid SubwooferCovered. Ask about any symptom.
- VTX V25Box present in the room but missing / greyed out in Performance Manager control · How to amp and tune a V25 rig (channel count, presets)
Don't see your unit? Ask anyway. Obscure is fine.
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