Dr. Conrad Murray -- Friday's the Day

Dr. Conrad Murray will be arraigned Friday and charged with involuntary manslaughter in the death of Michael Jackson -- law enforcement sources tell TMZ.

We're told Dr. Murray will turn himself in to the LAPD Friday morning. He will be booked and then taken to Airport Court in L.A., Department 144, where he will face a judge at 1:30 PM.

A pool video camera and a still camera will record the event.