Need help?Do you have a question about the Sony ST-JX390 and is the answer not in the manual?
Guides on resolving issues when no audio output is detected from the unit.
Provides methods to eliminate or reduce unwanted noise and interference.
Essential guidelines for safe operation, installation, and maintenance.
Instructions for connecting FM and AM antennas for optimal signal reception.
Detailed process for saving desired radio frequencies into memory.
How to use the automatic tuning feature to find stations.
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