Casio Magical Light ML-2 Скачать руководство пользователя страница 11

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PCB VIEW AND MAJOR WAVEFORMS

Key scan signal KO0
MSM6521-11 pin39

Key scan signal KO7
MSM6521-11 pin46

Sound signal output
MSM6521-11 pin29

Power amp output
AN8053N pin 1

Key A3 ON

Key A3 OFF (5.6V)

LED drive signal LY7
JC connector pin1

LED drive signal LX3
JC connector pin11

Содержание Magical Light ML-2

Страница 1: ...ELECTRONIC KEYBOARD with price ML 2 ML 2...

Страница 2: ...cifications 1 Block Diagram 2 Circuit Description 3 Troubleshooting 5 Schematic Diagrams 6 PCB View and Major Waveforms 9 Exploded View 10 IC and Transistor Lead Identification 11 Parts List 13 CONTEN...

Страница 3: ...es HWD Weight 1 05 kg 2 3 lbs including batteries Electrical Current Drain with 7 5 V DC No Sound Output 44 mA 20 Maximum Volume 175 mA 20 with keys B3 and C4 pressed in Flute tone Volume Maximum Rhyt...

Страница 4: ...D 5 F 5 G 5 A 5 F3 G3 A3 B3 C4 D4 E4 F4 G4 A4 B4 C5 D5 E5 F5 G5 A5 B5 C6 KO0 KO11 KI0 KI7 Illuminated Keyboard Switches Oscillator XL1 Amplifier AN8053N IC1 Speaker CPU MSM6521 11 LSI1 LEDs LX0 LX3 LY...

Страница 5: ...C6 KO4 Volume Down Volume Up Light On Off KO5 Tone 1 Rhythm Stop Tempo Down KO6 Tone 2 Tone 3 Tone 4 Tone 5 Rhythm Select Tempo Up KO7 Melody Guide Any Key Play Demo Play LY0 LY1 LY2 LY3 LY4 LY5 LY6 L...

Страница 6: ...driver 10 13 LX0 LX3 Out Keyboard LED drive signal output 14 17 LX4 LX7 Out Not used 18 LVDD2 In 5V source for the built in LED driver 19 GND2 In Ground 0V source 20 21 COSI COSO In Out 21 725 MHz clo...

Страница 7: ...V when the power switch is turned on Voltage at pin 14 should drop at 0V when the power switch is turned on Check output signal of pin 1 CPU LSI1 MSM6521 11 Voltage at pin 27 should rise 0V to 5 6V w...

Страница 8: ...6 SCHEMATIC DIAGRAMS JCM605 KY1M...

Страница 9: ...7 JCM605 LD2M JCM605 LD1M...

Страница 10: ...8 M I H G F E D C B A J K L N O P M I H G F E D C B A J K L N O P 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 JCM605 MA1M MA2M 0 0 0 0 0 7 6 5 6 7 5 8 4 3 1 2 8 5 6 2 1 6 5 2...

Страница 11: ...O0 MSM6521 11 pin39 Key scan signal KO7 MSM6521 11 pin46 3 4 3 4 Sound signal output MSM6521 11 pin29 Power amp output AN8053N pin 1 Key A3 ON Key A3 OFF 5 6V 5 6 5 6 LED drive signal LY7 JC connector...

Страница 12: ...10 EXPLODED VIEW 5 1 2 3 4 6 7 8 11 12 10 9 13 14 15 16 17 x 10 x 6 x 3 x 7 x 7 x 6 x 14...

Страница 13: ...LX4 LX5 LX6 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 30 29 28 27 26 25 24 23 22 21 20 29 28 17 AGND OUT AVDD RESET TEST3 TEST2 TEST1 GND1 VDD COSO COSI GND2 LVDD2 LX7 KO7 KO6 KO5 KO4 KO3 KO2 KO1 KO0 KI...

Страница 14: ...re subject to change with out prior notice 2 As for spare parts order and supply refer to the GUIDEBOOK for Spare parts Supply published seperately 3 The numbers in item column correspond to the same...

Страница 15: ...A C6 2807 0926 Electrolytic capacitor 10RE2 470 T2 T 1 10 36 C A C7 8 2805 3134 Electrolytic capacitor 10RE2 22 T2 T 2 10 14 C A C9 2813 1932 Semiconductive capacitor RT B50TKYR223K T 1 20 5 C A N C1...

Страница 16: ...86A 1 1 1 440 C D N 10 6922 6780 KY PANEL 605 M211772 1 1 1 150 C B N 11 6906 7203 Black key set LNM32 M110553C 3 1 1 70 A B N 12 6922 6760 White key set LNM32 M117817 1 1 1 160 A B 13 6909 5890 Slide...

Страница 17: ...MA0700941A...