-1ACB. Rosen Power Converter P/N: RISR-28-12-6. Panel P/N: HSP-037-1. IFR9A-A-38. Wiring for the new cabin audio and entertainment systems is per K-C Aviation,Inc electrical drawings: Cabin Audio, GIV-31085-23-61 (Sheets 1 thru 4); Cabin Entertainment, GIV-31085-23-62 (Sheets 1 thru 9) and Airshow, GIV-31