Powernumpty

tower-research.com

"Quantitative Trading and Investment Strategies"

Thanks for the IP.

Audacity can also be set to record over a set threshold.

Preferences - Sound Activated Recording.

I wonder if it possible to flush any residual flux out from under the BGA afterwards?

https://www.dfrsolutions.com/hubfs/DfR_Solutions_Website/Resources-Archived/White-Papers/Reliability/Review-of-Models-for-Time-to-Failure-Due-to-Metallic-Migration-Mechanisms.pdf

Just for info jks (ZL) is about 11hr's ahead of us so response is more likely in his normal daylight hours. (nearly midnight there right now). Also wroth checking this forum early in the morning UK time.

Thanks for the i2cdetect output, looks similar to what I saw when mine was on last evening.

At a guess I'd say 4084, as the first and last look the same the range to try is limited ;-)

2082, 5085 etc.

From the original PCB image the serial seems to be same way up as the silk screen.

73

Stu