[DUYBuilder]

On https://www.soundskulptor.com/docs/la502-setup-guide-01.pdf
Step one says:  IMPORTANT: It is necessary to turn the seven trimmer potentiometers all the way counter clockwise before start. These trimmers are 20 turns so that's a lot of turns to do

But there are only 3 trimmers.

Is this documentation up to date?

[JPK]

This is the documentation for the previous PCB versions: before REV1.4
The correct documentation for REV1.4 is available at https://www.soundskulptor.com/en/docs.php
in the DOCS-24 tab.