| Electronics > Repair |
| Boss RC-20XL No Signal No Output Repair Notes |
| (1/1) |
| fixy88:
Placing this here to help others with this repair of the Boss RC-20XL guitar loop pedal. Symptoms: No signal or very faint signal on both INST and MIC inputs. Cause: OPAMP IC12 blown. VCC/2 at 5.2v when it should be at ~4.2v. Replaced IC12 with a 4580 and unit functions as it should. |
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