I have a set here I don't have a printout or schematic for. It is a Mitsubishi, model CS-31203. I am looking for the part numbers for RV9A1, and C9A1. Thanks in advance. John. John @ Affordable Electronics 6029 Capitol Blvd. S. Tumwater Wash. 98501 (360) 786-9507 Voice (360) 352-0487 Fax Watcher000000000@xxxxxxxxxxxxxx more from the Web. FREE MSN Explorer download : http://explorer.msn.com Help make your TechAssist online repair tips database better! Submit your fixes here: http://www.circuitwork.com/techassist/tip/#tips To unsubscribe write to: techassist-request@xxxxxxxxxxxxx with unsubscribe in the subject line.