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MP566 Tube microphone preamplifier / Re: LED Goes Green, But Not Red
« on: December 06, 2023, 04:19:26 PM »
The issue seems to be between R45, R46, D11 or the LED.
Check the value, direction and solder joints.
Try shorting R46 with a wire. If the RED doesn't come, then the LED may be damaged.
Check the value, direction and solder joints.
Try shorting R46 with a wire. If the RED doesn't come, then the LED may be damaged.