Replacement keyboard contact strips can fix synthesizer keys that sound too loudly or that dont sound at all. These rubber contact strips are in stock and available. Korg PA1. X review by Bruce Hudson. Published on Nov 3. Review of Korg PA1. Manuals Warehouse is your source for copies of owners manuals, service manuals and other documentation on audio, music, stage and studio equipment. View and Download Korg PA1X easy start online. PA1X Electronic Keyboard pdf manual download. Find great deals on eBay for korg pa 900 and korg pa3x. Visual Basic 9 Full Version For Windows 7'>Visual Basic 9 Full Version For Windows 7. Shop with confidence. Consignment Pos Software. Korg Pa1x Pro Os 3.