Casio CTK-611- User Manual

Page 2 - CONTENTS

CONTENTS Specifications ................................................................................................................................... 1 Block Diagram ...................................................................................................................................

Page 3 - SPECIFICATIONS; GENERAL

— 1 — SPECIFICATIONS GENERAL Keyboard: 61 standard-size keys, 5 octaves (with touch response on/off) Drum pads: 6 Tones: 200 (128 General MIDI, 32 synthesized, 8 drum, 32 user); with layer andsplit Rhythm instrument tones: 51 Polyphony: 24 notes maximum (12 for certain tones) Digital effects: 3 reve...

Page 5 - BLOCK DIAGRAM

— 3 — KC0 ~ KC7 FI0 ~ FI9SI0 ~ SI9 KI0 ~ KI2PB0 ~ PB3 P10, P13P14, P17 Working Storage RAM (256K-bit) LSI4 TC55257DFL-70L(EL) MIDI EA0 ~ EA14 EIO0 ~ EIO7 Sound Source ROM (16M-bit) LSI3 UPD23C16000WGX- C51 LRCKSOBCK D/A Converter LSI6 UPD6379GR Filter Q107 ~ Q110 MainVolume Power Amplifier IC101 TA8...

Page 6 - CIRCUIT DESCRIPTION; KEY MATRIX

— 4 — KC0 KC1 KC2 KC3 KC4 KC5 KC6 KC7 FI10 Drum Pad Drum Pad Pitch Bend H 9 6 + Tone 3 1 H Enter KI0 Drum Pad Drum Pad Pitch Bend Start/ 8 3 — Rhythm 4 2 G Stop KI1 Drum Pad Step Tempo E 7 2 0 Demo 5 H KI2 Drum Pad Memory Tempo F 4 5 1 Transpose/ 6 G Tune/MIDI KC0 KC1 KC2 KC3 KC4 KC KC6 KC7 FI0 C2 (...

Page 11 - FILTER BLOCK

— 9 — 2.2K 270PF 560PF 0.01 µ F AG AG AG AG AG 22 Ω Q1102SC1740SQ.R AG AVDD AVDD 10K 18K 6.3V 1000 µ 22K 1K Q107 2SC1740SQ.R 10 V22 µ From DAC To main volume + 10K 10K 10K 150PF Synch signal Data Word clock Bit clock Data Word clock Bit clock DSPLSI2 HG51B277FB DAC IC6 UPD6379GR CPU LSI1 UPD913GF-3B...

Page 13 - ADJUSTMENT; DISPLAY PCB

— 11 — 3) Equipment connection/Procedure Vop voltage setting Output Set Voltmeter TP2 InputConnection InputPoint InputSignal Adjust OutputConnection OutputPoint Adjust for VR410 Voltmeter TP2 Adjust for 4.3 to 4.4 V read-ing on voltmeter under thetemparature 20 to 25 ° C. Make fine adjustment accord...

Page 14 - MAJOR WAVEFORMS

— 12 — MAJOR WAVEFORMS 1 NMI signalJE connector pin 16 2 APO signalJD connector pin 9 5 Key scan signal KC0JB connector pin 1 6 Key scan signal KC1JB connector pin 2 3 Button scan signal PA0JD connector pin 14 4 Button scan signal PA1JE connector pin 14 9 DAC output (L-ch)JD connector pin 6 0 Dac ou...

Page 15 - PRINTED CIRCUIT BOARDS

— 13 — PRINTED CIRCUIT BOARDS Sub PCB JCM462-MA2M Main PCB JCM462-MA1M Top View Top View Bottom View 12 11 5 6 9 10 2 3 7 8 1 4

Page 16 - SCHEMATIC DIAGRAMS

— 14 — SCHEMATIC DIAGRAMS Main PCB JCM462-MA1M 10 9 7 8 2 3 5 6 1 4

Page 21 - EXPLODED VIEW

— 19 — EXPLODED VIEW 25 29 28 R-1 R-2 R-3 13 17 16 7 9 8 1 2 30 11 10 5 4 6 22 23 24 15 31 14 26 12 19 18 20 21 3 17 27

Page 22 - This parts list does not include the cosmetic parts, which; PARTS LIST

Notes: This parts list does not include the cosmetic parts, which p a r t s a r e m a r k e d w i t h i t e m N o . " R - X " i n t h e e x p l o d e dview.C o n t a c t o u r s p a r e p a r t s d e p a r t m e n t i f y o u n e e d t h e s eparts for refurbish. 1. Prices and specifications...

Page 25 - Overseas Service Division

CASIO TECHNO CO.,LTD. Overseas Service Division 8-11-10, Nishi-ShinjukuShinjuku-ku, Tokyo 160-0023, Japan

Table of Contents:

Summary

Other Casio Models