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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)
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