This manual mainly introduces the use of the YAMAHA DX7 digital programmable algorithm synthesizer, including precautions, placement, operation, power cord use, relocation, connection methods and cartridge maintenance.
This manual covers the Yamaha DX7 digital FM synthesizer, describing its unique FM synthesis technology, front‑panel layout, and the 16‑note polyphonic keyboard. It explains how to connect power, audio, foot controllers, MIDI, and optional cartridges, and offers safety precautions for handling, electromagnetic interference, and lightning storms.
The guide walks users through voice programming, editing, and storage using internal memory, ROM and RAM cartridges, as well as advanced features such as algorithms, envelopes, LFO modulation, and after‑touch. It also includes MIDI implementation details, troubleshooting tips, and a glossary of synthesizer terms.
| Polyphony | 16 notes |
|---|---|
| Internal voice memory | 32 voices |
| Maximum online voices | 96 voices |
| Factory preset voices | 128 voices |
| Display | LED digital display and LCD alphanumeric display |
Turn the DX7 off and unplug it from the AC receptacle to avoid damage from voltage spikes caused by lightning.