Do you have a question about the Sansui RA-990 and is the answer not in the manual?
Safe handling of power plug when disconnecting to prevent electric shock.
Warning against inserting metal objects or liquids into the unit.
Do not remove case or bottom panel to avoid electric shocks.
Proper placement to avoid performance issues or damage.
Avoid solvents for cleaning to preserve finish and markings.
Ensure unit is off or unplugged before connecting cables.
Connect unit's INPUT to amplifier's TAPE REC and OUTPUT to TAPE PLAY.
Connect unit's TAPE REC to deck input and TAPE PLAY to deck output.
How to turn the unit on and off using the power switch.
Explains the display indicating reverberation effect levels.
Instructions for selecting and playing audio sources.
How to mix program sources with microphone or guitar inputs.
Steps to apply echo or duet reverberation to audio signals.
Guide to recording external audio sources.
Adding mixing or reverb effects during tape editing.
Copying audio between tape decks with optional effects.