This document describes the features and characteristics of the AT3/AT5-AR-1B product.
The document serves as a comprehensive guide for the Casio AT-3 and AT-5 electronic keyboards. It provides detailed instructions in Arabic on how to operate various features including tone selection, rhythm accompaniment, song sequencer functions, and pattern editing.
The manual also covers advanced topics such as MIDI specifications, USB connectivity, SD card usage, and system settings like registration banks and effect mixers.
Yes, it lists specific MIDI modes such as OMNI ON, POLY and OMNI OFF, MONO.