I-Tech 4x3500HD Intermittent Startup Problem When In Use
Escalation Article
Written by Guy Minervini
Updated at July 7th, 2026
Table of Contents
Brand:
- Crown
Affected Products:
- 4x3500HDB
- 4x3500HDS
Summary:
4x3500HD amplifiers restart intermittently during use, cutting out sound temporarilly, especially when using certain JBL presets such as those for the A8 or A12.
Troubleshooting:
- Check AC voltage and power.
- Check Processing Sample Rate - confirm it has not been changed from the preset default (usually 96kHz).
If the procedure above did not resolve your issue, please select your country and brand Crown for technical support and service options via the link below
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