If no children are used in the making of the cartoons, it is not child pornography.

There is no conviction to be "expunged". I know of no means by which to have an "arrest" erased.

At a preliminary hearing can a case be Separated if you have a co defendent with the same charge as you

Speak to your counsel considering the possibility of a motion to sever

You can attempt a PC 1325, but a pardon would be untenable in light of the dismissal. Talk to counsel.

What do they take first after sentenced.

In all likelihood, usinf rudimentary math, I think you are looking at a year.

Is it possible to speak directly to an assistant district attorney if you are a conservator of 44 year old child?

You cannot and should not attempt to speak with the DA. Consult with other counsel.

PC290 Registrant is currently in custody and can't register on the required date.

Have his counsel advise the powers that be regarding incarceration. You should not do anything but facilitate his counsel with information.

How much information can the DA get from a 911 call

All of it. Every last word spoken. Every audible sound.

Will the probation hold be lifted if the da doesn't file charges?

Hard to tell. The DA may be proceeding on the violation alone. Also, the DA has a year to file on the misdemeanor.

Friend convicted in Riverside Co criminal court. His atty filed notice of appeal of verdict and sentence only. Now what?

The case will be assigned and briefed before the appellate court. Might take a while.