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4. Protection LED is Red:
a. Check main AC fuses - if one blows, the protection
activates
b. Something rather serious has happened inside the
Architect. Call the AudioControl factory.
5. Speaker Buzzing or Cracking at high volume:
a. Reduce the equalizer boost at 75Hz.
b. Try enabling the PFM filter.
6. There is no audio input signal, but the Channel Status
6. LED is still Blue:
a. Check the Signal-Sense defeat switch on the rear
panel. If it is pressed in, the Channel Status LEDs
will stay on as long as the Remote Power Control is
enabled.
b. The Channel Status LEDs stays on for 30-60 seconds
(depending on music volume) after the audio signal
has stopped to prevent prematurely turning off during
quiet passages or disk changes.
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Troubleshooting