Casio mz 2000 service manual

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Ñ 1 Ñ CONTENTS Page Specifications ............................................................................................................................................ 1 Block Diagram ........................................................................................................................................... 4 Circuit Description ..................................................................................................................................... 5 After sensor adjustment ............................................................................................................................ 9 Diagnostic program ................................................................................................................................. 13 Printed Circuit Boards ............................................................................................................................. 17 Schematic Diagrams ............................................................................................................................... 19 Exploded View ........................................................................................................................................ 29 Parts List ................................................................................................................................................. 30 SPECIFICATIONS GENERAL Keyboard:61 standard-size keys; 5 octaves; touch response (Can be assigned one of three touch curves.) /after touch (Can be assigned one of four touch curves.) Interface Display Screen: 320 ´ 240-dot LCD panel with menu interface Controllers:Dial, control buttons, control sliders (Setting results appear on display screen.) Tones:562 total (507 preset tones + 15 drum sounds + 40 user tones); layer and split; variable split point Rhythm Instrument Tones: 65 Polyphony:64 notes maximum (32 maximum for some tones) Digital Effects:4-channel DSP (240 types) + Reverb (15 types) + Chorus (20 types) + Master (50 types) Digital Drawbar Function Drawbars: 9 (16', 5 1/3', 8', 4', 2 2/3', 2', 1 3/5', 1 1/3', 1') Digital Drawbar Types: Sine, Vintage Percussion: Second, Third Click: On, Off Auto Accompaniment Rhythm Patterns: 120 Presets + 10 User Rhythms (130 total) Tempo: Variable (226 levels: =30 to 255) Chords: 3 types (CASIO CHORD, FINGERED, FULL RANGE CHORD) Rhythm Controller: Start/Stop; Intro 1, 2; Fill in BACK, NORMAL, NEXT; Break; Variations 1 to 4; Sync Start/Stop; Ritardando; Fade In/Out; Ending 1, 2 Accompaniment volume: 0 to 127 (128 levels) One Touch Presets: Optimal tone, tempo, layer/auto harmonize settings to match rhythm; 4 presets for each built-in rhythm, 1 assignable for user rhythm Auto Harmonize: 12 types; adds harmony notes to melody in accordance with auto accom- paniment chord fingerings. Arpeggiator: 15 types; automatic arpeggio using notes of a chord played on the key- board Interactive Accomp:Automatic adjustment of auto accompaniment to match keyboard play Song Sequencer Number of Songs: 10 Number of Record Tracks: 17 (system track + external tracks 1 through 16) Record Methods: Realtime, Step Memory Capacity: Approximately 40,000 notes (10 songs)