Ok, here's the California law pertaining to a 72 hour involuntary hold for evaluation. A peace officer may deliver a person to the county's designated mental health facility, but only after having met certain requirements:
CA Codes (wic:5150-5157)
In case anybody wants to raise an objection, you must know that this DOES constitute due process, as the legislature and the courts have defined it for this issue.
Try again.
That is NOT a conviction, and does NOT adjudicate removal of civil rights.
You didn't read the link, did you? No conviction or adjudication is necessary.