Casio CTK-630 - Manual
Casio CTK-630 Synthesizer – Manual, read for free online in PDF format. We hope this helps you resolve any issues you may have. If you have further questions, please contact us through the contact form.
Table of Contents:
- Page 2 – ELECTRICAL; SPECIFICATIONS; GENERAL
- Page 3 – BLOCK DIAGRAM
- Page 4 – CIRCUIT DESCRIPTION; KEY MATRIX
- Page 5 – POWER SUPPLY CIRCUIT; RESET CIRCUIT
- Page 8 – FILTER BLOCK
- Page 9 – LED DRIVING
- Page 10 – TROUBLESHOOTING
- Page 11 – MAJOR WAVEFORMS
- Page 12 – PRINTED CIRCUIT BOARDS
- Page 13 – SCHEMATIC DIAGRAMS
- Page 16 – EXPLODED VIEW
- Page 17 – PARTS LIST
ELECTRONIC KEYBOARD
(with price)
CTK-630
CONTENTS
Page
Specifications ................................................................................................................................... 2
Block Diagram .................................................................................................................................. 3
Circuit Description ............................................................................................................................ 4
Troubleshooting ............................................................................................................................. 10
Major Waveforms ........................................................................................................................... 11
Printed Circuit Boards .................................................................................................................... 12
Schematic Diagrams ...................................................................................................................... 13
Exploded View ............................................................................................................................... 16
Parts List ........................................................................................................................................ 17
"Loading the manual" means you need to wait until the file loads and becomes available for online reading. Some manuals are very large, and the time they take to appear depends on your internet speed.
Summary
— 2 — ELECTRICAL Nominal Limit Current drain with 9 V DC: No sound output 220 mA 220 mA ± 30 % Maximum volume 900 mA 900 mA ± 30 % with white keys C4 to G5 pressed in Recorder toneVolume: maximum, Touch response: maximumLayer: On, Reberv: Off Phone output level (Vrms with 8 Ω load each channel): wit...
— 3 — BLOCK DIAGRAM KC0 ~ KC7 FI0 ~ FI10SI0 ~ SI19 Working Storage RAM (64K-bit) LSI103 SRM2264LM90 MIDI EA0 ~ EA12 EIO0 ~ EIO7 Sound Source ROM (16M-bit) LSI104 MX23C1610MC- 12CA20 LRCK SO BCK D/A Converter IC102 UPD6379GR Filter Q108, Q109Q119, Q120 MainVolume Power Amplifier IC101 LA4598 LED driv...
— 4 — KC0 KC1 KC2 KC3 KC4 KC5 KC6 KC7 FI0 C2 (1) C#2 (1) D2 (1) D#2 (1) E2 (1) F2 (1) F#2 (1) G2 (1) SI0 C2 (2) C#2 (2) D2 (2) D#2 (2) E2 (2) F2 (2) F#2 (2) G2 (2) FI1 G#2 (1) A2 (1) A#2 (1) B2 (1) C3 (1) C#3 (1) D3 (1) D#3 (1) SI1 G#2 (2) A2 (2) A#2 (2) B2 (2) C3 (2) C#3 (2) D3 (2) D#3 (2) FI2 E3 (...
