I was gifted a da Vinci 1.0A 3D printer that did not print and was partially dismantled
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INCOMPLETE POST. WILL HOPEFULLY GET BACK TO IT
A few of the plugs had been removed from the wiring harness and an attempt had been made at reflowing the PCB
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The previous owner kindly directed me to this website that had the part number of the missing ic
Insert website here
This was obsolete so I had to use
Insert new part here
This mosfet has 1/2 the RDS of 10 milli Ohms and a slightly higher gate charge, but this should be OK
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The reflow was pretty successful, just the surface finish of the solder looked rough. I had to get a chip for the filament so it would work. To get the auto-calibration to work I put some copper wire point to point to aid with conductivity of the calibration touch points
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U110, marking J5 is a TC7SZ04F inverter.
This is where I found the short marking expansion
http://caxapa.ru/thumbs/588912/smd-codes.pdf
Other links
http://www.wctek.com/shop/content/11-repository
https://www.xyz3dprinting.co.uk/da-vinci-resetters-firmware-downgrade-upgrade/
https://www.youtube.com/watch?reload=9&v=Uvr7oH4kObw
http://www.soliforum.com/topic/12553/what-has-changed-with-new-davinci-10a-firmware-200/
https://www.instructables.com/Da-Vinci-XYZ-3D-Printer-Filament-Resetter/
https://www.digikey.com.au/product-detail/en/jst-sales-america-inc/VHR-2N/455-1183-ND/608624
https://www.digikey.com.au/product-detail/en/jst-sales-america-inc/ASVHSVH16K152/455-3106-ND/6009482
https://www.thingiverse.com/groups/xyz-davinci-10/forums/general/topic:823
https://www.enhancedvision.com/downloads/software/Updating%20the%20Davinci%20Firmware.pdf