Yep, Q9. I'm gonna go finish my coffee now.Scruffie wrote:Q3 is a filter, Q9 is bypass.Dr Satan wrote:http://www.hobby-hour.com/electronics/s ... ematic.php Q6 and Q7 create the flip flop and Q3 is the bypass.
Guessing as the LED isn't coming on but clean signal is passing it's Q6 and/or 7 that have failed.
CE-2 not powering on
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The DIY forum is for personal projects (things that are not for sale, not in production), info sharing, peer to peer assistance. No backdoor spamming (DIY posts that are actually advertisements for your business). No clones of in-production pedals. If you have concerns or questions, feel free to PM admin. Thanks so much!
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Dr Satan
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Re: CE-2 not powering on
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fuzzhead
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Re: CE-2 not powering on
I had similar issue with a Boss DD-2, I found the diode that protects the circuit against adapter reverse polarity connections was burnt. Look at D7 on the schematic.
Mike