The MacBook A1707 is not powering on and does not have CPU or GPU vcore.
There is no corrosion or physical damage on the MacBook A1707's logic board.
Troubleshooting and fixing a MacBook A1707 without CPU or GPU vcore can be challenging.
The multimeter readings indicate that the CPU and GPU are not turning on.
Further investigation is needed to determine the cause of the issue with the MacBook A1707.