Casio LK-300TV User manual

ELECTRONIC KEYBOARD

LK-300TV

MAY. 2006

LK-300TV

INDEX

CONTENTS

Specifications ---------------------------------------------------------------------------------------------- 1

Circuit Description --------------------------------------------------------------------------------------- 2

Printed Circuit Board ------------------------------------------------------------------------------------ 3

Diagnostic Program -------------------------------------------------------------------------------------- 6

Exploded View --------------------------------------------------------------------------------------------- 9

Parts List--------------------------------------------------------------------------------------------------- 10

Schematic Diagrams ----------------------------------------------------------------------------------- 13

— 1 —

SPECIFICATIONS

GENERAL

Keyboard: 61 standard-size keys, 5 octaves (with touch response; 1, 2, off)

Key Light System: Can be turned on and off (up to 10 keys can be lit at the same time)

Tones: 514 (372 panel tones + 128 General MIDI tones + 14 drum sets); with layer and split

Digital Effects: Reverb (4 types), Chorus (4 types)

Polyphony: 32 notes maximum (16 for certain tones)

Auto Accompaniment

Rhythm Patterns: 120

Chords: 3 fingering methods (CASIO CHORD, FINGERED, FULL RANGE CHORD)

Rhythm Controller: START/STOP, INTRO, NORMAL/FILL-IN, VARIATION/FILL-IN,

SYNCHRO/ENDING

Accomp Volume: 0 to 127 (128 steps)

3-step Lesson: 3 lessons (Step 1, 2, 3)

Playback: Repeat play of a single tune

Lesson Part: Left hand, right hand, both hands

Evaluation Mode: Scoring 1, Scoring 2, Scoring 3, Phrase Practice

Voice Fingering Guide: On/Off

Song Bank, Piano Bank

Number of Tunes: 100 (Song Bank/Karaoke: 50, Piano Bank: 50)

Controllers: PLAY/STOP, PAUSE, FF, REW, REPEAT

User Songs: Number of Songs: Up to 10 download songs

Capacity: Approximately 320 KB∗

∗Calculated based on 1 KB = 1024 bytes.

Karaoke Mode

Number of Tunes: Song Bank/Karaoke: 50

Controllers: PLAY/STOP, PAUSE, FF, REW, REPEAT, KEY CONTROL (25 steps, –12 semitones

to +12 semitones)

Metronome: On/Off

Beat Specification: 0, 2 to 6

Song Memory

Number of Songs: Two (1 Lesson Recording, 1 Performance Recording)

Recorded Data: Lesson Recording: Right-hand part, left-hand part, both-hand parts

Performance Recording: Track 1 (chord accompaniment), Track 2 (melody)

Recording Method: Real-time

Memory Capacity: Approximately 5,200 notes (two songs)

Other Functions

Tempo: Variable (226 steps, = 30 to 255)

Transpose: 25 steps (–12 semitones to +12 semitones)

Tuning: 101 steps (A4 = approximatery 440Hz ±50Cents)

Card

Supported Memory Cards: SD memory cards, optional CASIO song data cards∗

∗May not be available in some geographic areas.

Supported SD Cards: 1 GB or less (Cards with capacity greater than 1 GB are not supported.)

Maximum Number of

Importable Songs: Up to 1,000

Supported Data: SMF Format 0, CASIO Original Format CM2

— 2 —

SWO0

SWO1

SWO2

SWO3

SWO4

SWO5

SWI4

INTRO

PIANO

BANK

SWI5

PLAY/

STOP

KEY

DOWN

SYNCRO/

FILL-IN

START/

STOP

REVERB/

CHORUS

LEFT

SWI2

SCORING3

SWI3

TONE

METRONOME

RHYTHM

SONG

BANK

SWI0

SCORING1

PRACTICE

PHRASE

STEP1

SCORING2

LAYER

RIGHT/

TRACK2

SWI1

STEP2

STEP3

–

SPEAK

SPRIT

LEFT/

TRACK1

BUTTON MATRIX

CIRCUIT DESCRIPTION

KEY MATRIX

KC0 KC1 KC2 KC3 KC4 KC5 KC6 KC7-

C2 (1) C#2(1) D2 (1) D#2 (1) E2 (1) F2 (1) F#2 (1) G2 (1)

C2 (2) C#2 (2) D2 (2) D#2 (2) E2 (2) F2 (2) F#2 (2) G2 (2)

G#2 (1) A2 (1) A#2 (1) B2 (1) C3 (1) C#3 (1) D3 (1) D#3 (1)

G#2 (2) A2 (2) A#2 (2) B2 (2) C3 (2) C#3 (2) D3 (2) D#3 (2)

E3 (1) F3 (1) F#3 (1) G3 (1) G#3 (1) A3 (1) A#3 (1) B3 (1)

E3 (2) F3 (2) F#3 (2) G3 (2) G#3 (2) A3 (2) A#3 (2) B3 (2)

C4 (1) C#4 (1) D4 (1) D#4 (1) E4 (1) F4 (1) F#4 (1) G4 (1)

C4 (2) C#4 (2) D4 (2) D#4 (2) E4 (2) F4 (2) F#4 (2) G4 (2)

G#4 (1) A4 (1) A#4 (1) B4 (1) C5 (1) C#5 (1) D5 (1) D#5 (1)

G#4 (2) A4 (2) A#4 (2) B4 (2) C5 (2) C#5 (2) D5 (2) D#5 (2)

E5 (1) F5 (1) F#5 (1) G5 (1) G#5 (1) A5 (1) A#5 (1) B5 (1)

E5 (2) F5 (2) F#5 (2) G5 (2) G#5 (2) A5 (2) A#5 (2) B5 (2)

C6 (1) C#6 (1) D6 (1) D#6 (1) E6 (1) F6 (1) F#6 (1) G6 (1)

C6 (2) C#6 (2) D6 (2) D#6 (2) E6 (2) F6 (2) F#6 (2) G6 (2)

G#6 (1) A6 (1) A#6 (1) B6 (1) C7 (1)

G#6 (2) A6 (2) A#6 (2) B6 (2) C7 (2)

FI0

SI0

FI1

SI1

FI2

SI2

FI3

SI3

FI4

SI4

FI5

SI5

FI6

SI6

FI7

SI7

C2 C3 C4 C5 C6 C7

NOMENCLATURE OF KEYS

SWI6

SONG

MEMORY

KEY UP

SETTING

KEY LIGHT

RIGHT

SWI7

SYNCRO/

FILL-IN

KARAOKE

— 3 —

PRINTED CIRCUIT BOARDS

Main PCB M664-MDA1

— 4 —

CONSOLE PCB M664-CNA1

CONSOLE PCB M664-CNA2 CONSOLE PCB M664-CNA3 CONSOLE PCB M664-CNA4

— 5 —

SUB PCBs M664-SDA1

LED PCBs CSM446-LD3M/LD4M/LD5M

— 6—

DIAGNOSTIC PROGRAM

■ Initial Setup

1. Connect the AC adaptor.

2. Connect a Sustain pedal.

3. Setting SD card into slot.

3. “MODE” switch: NORMAL

4. “MAIN VOLUME”: MAX

5. “MIC VOLUME”: MIN

NOTE: If there is no Sustain pedal, Sustain pedal check can be skipped.

■ How to start diagnostic program

1. Press and hold the “0” and “9” buttons.

2. Press the “POWER” button.

3. The massage “TST” is appears on LCD.

4. Release the “0” and “9” buttons.

■ Diagnostic program

1. SWITCH check

1Press “0” button.

* Wait for confirmation sound.

2Slide switches or press buttons in the order from No.01 to No.49.

* Confirmation sound sounds.

* The Button number appears on the LCD.

* A buzzer sounds if buttons are pressed in a wrong order, and “NG” appears on LCD.

NOTE: The button numbers are written in hexadecimal numerals.

3Press the “LAYER” button the last.

* Wait for confirmation sound.

* The massage “COK” is appears on LCD.

NOTE: This check cannot be aborted in mid-course.

2. AC adaptor check

1Press “–” button.

3. Pedal check

1Press “1” button.

2“Sustain pedal”: ON

3“Sustain pedal”: OFF

4. ROM check

1Press “2” button.

* Confirmation sound sounds.

5. MODEL check

1Press “3” button.

Message on LCD

JOK

TCH

SUS

OOK

664

]^g

a\ f

b[ e

V U T

PQRS

ONMLKJHGFEDC

2h i

— 7—

6. ROM Ver. check

1Press “3” button. (internal ROM)

2Press “3” button. (extenal ROM)

7. RAM check

1Press “+” button.

* Confirmation sound sounds.

8. D/A check

1Press the “4” button.

* When standing in the center, the tester hears the minimum test sound in an

equal volume from both right and left speakers.

2Press the “5” button.

* When standing in the center, the tester hears the medium test sound in an

equal volume from both right and left speakers.

3Press the “6” button.

* When standing in the center, the tester hears the maximum test sound in an

equal volume from both right and left speakers.

4Press the “7” button.

* When standing in the center, the tester hears the maximum test sound from

the left speaker.

5Press the “8” button.

* When standing in the center, the tester hears the maximum test sound from

the right speaker.

9. SD check

1Press the “CARD” button.

* Confirmation sound sounds.

NOTE: If “CARD” button at lock mode, “PT UER” is appears on LCD.

10. LCD check

1Press the “STEP1” button.

* All dots and characters of LCD turn on.

* There is no lack of the dot and the charater.

11. KEY LED check

1Press “SCORING1” button.

* The key lights with confirmation sound in the following order.

* There must not be remarkable difference in the LED brightness of the

adjacent key.

Message on LCD

200

AOK

MIN

MID

MAX

UOK

1) C1, D1, E1, F1, G1, A1, B1

2) C2, D2, E2, F2, G2, A2, B2

3) C3, D3, E3, F3, G3, A3, B3

4) C4, D4, E4, F4, G4, A4, B4

5) C5, D5, E5, F5, G5, A5, B5, C6

6) C1#, D1#, E1#, F1#, G1#, A1#

7) C2#, D2#, E2#, F2#, G2#, A2#

8) C3#, D3#, E3#, F3#, G3#, A3#

9) C4#, D4#, E4#, F4#, G4#, A4#

10) C5#, D5#, E5#, F5#, G5#, A5#

11. Console LED check

1Press the “SPEAK” button.

* Keyboard LED must light in the undermentioned order.

1) DATA ACCESS

2) SONG CONTROLLER

3) RHYTHM CONTROLLER

— 8—

Message on LCD

To discharge

12. APO check

1Press the “PRACTICE PHRASE” button.

* Go out from TEST mode (Power off).

* The LCD turns off.

* Disconnect an AC adaptor.

* Disconnect the SD card from slot.

* Press the “POWER” button 3 times

DIAGNOSTIC PROGRAM IS FINISHED.

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