![]() Interesting, never seen one of those PROMs in that form factor before. Look at page 12 not page Good to have the confirmation Patch wire installed. There is, however, an inconsistency with the case according to the datasheet. Yes, U1 is a 24LC eeprom produced by Microchip. ![]() So, is anyone able to confirm the identity of that IC? Thanks David David. That would actually be preferable, since you could simply replace that chip. If there’s no activity, the USB chip itself may have died. You could double-check that by looking for I2C activity on pins 5 and 6 at plugin time. Looks like either U7 or U9 has failed, as depicted in your photo. Say what? Has anyone got any idea what’s going on here? JPG My guess is that Windows has decided that you need some new drivers and have messed the USB stack. So I connected it to the lappie and got “Unknown Device” ready for use! Since then I’ve not had the need to use it until yesterday two Windows 10 version updates later. ![]() Did you miss your activation email? This topic This board Entire forum Google Bing.
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