I was gifted a da Vinci 1.0A 3D printer that did not print and was partially dismantled
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
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
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
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