SONY MXP-290R Owner's Manual. SONY MXP-290R - Complete owner's manual ( also known as operating manual or user guide), and it's in PDF format. SONY MXP-290 - It's a complete owner's manual ( also known as operating manual or user guide), and it's in PDF format. After placing order we'll send You The MXP 29, Sony's most popular audio mixer, has been relined and upgraded The new MXP-290 audio, mixer is fully compatible with professional equipment This is the full text index of all Service Manuals, schematics, datasheets and repair information Search results for: sony mxp-290 service manualI'm looking for the user/service manual of the old Sony MXP 290 broadcast console and I have a hard time finding one online. Does anyone here have some. SONY MXP-290 - Complete service manual, and it's in PDF format. It contains circuit diagrams ( schemas ) etc. It also usually contains parts catalog. The Sony MXP-310 is a multipurpose audio mixer that features all the mounting hole dimensions, refer to the Maintenance Manual supplied with the MXP-.