I need to find out schematics diagram of Steinberg UR 12., pcb printed these numbers YAMAHA YF989 ZM60700, I searched everywhere but I didn't find the schematics of this USB audio interface, If anyone has it please let me know and if anyone has similar schematics diagram please let me know as well.
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what's wrong and what chip does it use?
most usb audio devices use similar chips and the datasheets have schematics in them.
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yes, it turned on but it never connected to the computer through USB, I tried every way but it was not connected, It has nxp lpc1820fet100 Microcontroller based on Arm® Cortex®-M3(40pin), W BAND 250800VS16(IG) (8pin) IC and smsc usb2422 24 pin microchip. and I thank you reply me on this topic and for your kind attention.Originally posted by stj View PostComment
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Replace that SMSC USB2422 chip.Comment
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