Casio SK-1 Manuals

4 pdf manual(s) Casio SK-1 for free download (Document Types: Service manual, Operation manual)

Casio SK-1 Service manual [PDF] (31 pages)

  • Identifier: id-1192181
  • Brand: Casio
  • Device: SK-1 Electronic Keyboard
  • Type: PDF
  • Key Aspects: Glossary of Technical Terms, Efficiency and Calibration Tips, Routine Functionality Testing
  • UPD Date: 12.03.2026
  • Source File: 966101.pdf
  • Pages: 31
  • Description: Device technical manual for the Casio SK-1.
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  • CONTENTS SPECIFICATIONS 3 BLOCK DIAGRAM 5 CIRCUIT DESCRIPTION 6 MAJOR WAVEFORMS 14 TROUBLESHOOTING 16 PCB (Top and Bottom Views) 17 ELECTRICAL PARTS LIST 19 MECHANICAL PARTS LIST 25 EXPLODED VIEW/DISASSEMBLY 26 1C AND TRANSISTOR LEAD IDENTIFICATION 27 SCHEMATIC DIAGRAM 28
  • SPECIFICATIONS Keyboard: Chords: Preset tones; Effects: Envelope selection: Synthesizer function: Auto-rhythms: Auto accompaniment: Function: Memory play: Sampling function: Demonstration function: Terminals: Tuning control: Speaker: Power supply: Auto power off: Power consumption: Dimensions: 32 Keys 4-note polyphonic 5 PCM: piano, brass ensemble, trumpet, synth drums, human voice 3 Harmonic synthesis: flute, pipe organ, jazz organ Vibrato, portamento 13
  • ELECTRICAL SPECIFICATIONS 1 . Current Drain at DC 7.5V Input a) No sound output b) Maximum sound output with 4 keys A4 thru D5 being pressed simultaneously and with tone at Flute, mode at Normal, envelope at G#5 2. Auto-power off Time when A4 is turned to 442 Hz 3. Output Level with C4 key pressed in Flute (47kohm load) 4. Sound Pressure Level at 10cm away from speaker with G5 key pressed in Flute tone 5. Pitch Variable Range when A4 is turned to 442 Hz No
  • BLOCK DIAGRAM z ^s^ i io*ov39szoeeadrf e B < < o o C (ST 389l»ad*’ {2)nvti 5 S„ 5|H «“ CO Sbb ?'<§'§ J L J4 0 1 < 10 aa 0 «o3 P 1ST •• ;c 0 OSSl^Od'* wa s lUb^VU <Au 1P 0 CO sBlS?-; S'? ^ ^ o to® |r| 5 I s £11 i.ri C I S w S £ 0^*0 O^h. f <500 > o ? (0 u <0 S €f > t'il ffl iS i § « i £ M 50 ^ 0 9k O 1£ S 2 S,8 =.2 ^ ^ ^ W W)zOo 61^- I I«u6i$ mour ? 3 £ o |60)C - 00 X I»u6is ^oluu>03 A»; » » N |« w O 2 0 • V ^1 o § U i/> >
  • CIRCUIT DESCRIPTION CPU (MSM6283 01GS; LSI Y) • Generates pitch and envelope signals for melody, chord, bass, and obbligato sounds. • Provides percussion sounds. • Controls keys, switches, RAMs, and ROM. The following is a list of pin functions of the CPU. PinNo. Terminal Name In/Out Functkon 1 BOND Ground iOV) source ror AOC iAnalog to Dignal Converter) 2 ' VAOC * -5V source tor AOC 3.4 T No fur^citon. 5-11 1 100-106 » In/Out Data bus <100- 106).
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CONCERTMATE-500 Catalog Number:42-4004 CUSTOM MANUFACTURED FOR RADIO SHACK, A DIVISION OF TANDY CORPORATION

Casio SK-1 Operation manual [PDF] (29 pages)

  • Identifier: id-11781
  • Brand: Casio
  • Device: SK-1 Other
  • Type: PDF
  • Key Aspects: Routine Functionality Testing, Pre-Deployment Preparation Steps, Troubleshooting Information
  • UPD Date: 19.04.2026
  • Source File: 94644.pdf
  • Pages: 29
  • Description: Service manual for the Casio SK-1.
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Casio SK-1 Operation manual [PDF] (15 pages)

  • Identifier: id-921009
  • Brand: Casio
  • Device: SK-1 Electronic Keyboard
  • Type: PDF
  • Key Aspects: Unpacking and Inspection Guidelines, Model Variations and Compatibility, Efficiency and Calibration Tips
  • UPD Date: 13.06.2026
  • Source File: 1237508.pdf
  • Pages: 15
  • Description: Practical operating guide for the Casio SK-1.
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Casio SK-1 Service manual [PDF] (31 pages)

  • Identifier: id-175833
  • Brand: Casio
  • Device: SK-1 Other
  • Type: PDF
  • Key Aspects: Technical Support and Resource Links, Additional Modules and Accessories Guide, Error Code Explanations
  • UPD Date: 23.04.2026
  • Source File: 94643.pdf
  • Pages: 31
  • Description: User handbook for the Casio SK-1.
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