Casio CDP-130 Troubleshooting guide

CDP-130

JAN. 2014

CDP-130

CONTENTS

SPECIFICATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1

BLOCK AND WIRING DIAGRAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2

PCB INFORMATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3

CIRCUIT DESCRIPTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4

PRINTED CIRCUIT BOARDS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6

DISASSEMBLY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9

DIAGNOSTIC PROGRAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25

EXPLODED VIEW . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28

PARTS LIST. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30

SCHEMATIC DIAGRAMS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35

CDP-130

– 1 –

SPECIFICATIONS

Keyboard

Touch Response

88-key piano keyboard

3 types, Off

Maximum Polyphony 48 notes (24 for certain tones)

Tones

Built-in Tones 10; with layer

Hall On, Off

Reverb 1 to 10, Off

Chorus 1 to 5, Off

Demo Songs 5 songs

Metronome

Beats

Tempo Range

0, 1, 2, 3, 4, 5, 6, 7, 8, 9

30 to 255

Other Functions

Transpose

Tuning

±1 octaves (−12 to +12 semitones)

A4 = 415.5 to 465.9 Hz (Initial Default: 440.0 Hz)

MIDI 16 multi-timbre received, GM Level 1 standard

Inputs/Outputs

USB port

Damper Pedal jack

Phones/Output jack

TYPE B

Standard jack

Stereo standard jack

Output Impedance: 3 Ω, Output Voltage: 1.5 V (RMS) MAX

Power Jack 12 V DC

Power Supply

AC Adaptor

Auto Power Off

AD-A12150LW

• The AC adaptor can be used safely in areas up to 4,000 meters

above sea level.

30 minutes after last key operation, Auto Power Off can be disabled.

Speakers

Output

(12 cm × 6 cm oval) × 2

8 W + 8 W

Power Consumption 12 V =18 W

Dimensions 132.2 × 28.6 × 12.9 cm (52 1/16 × 11 1/4× 5 1/16 inch)

Weight Approximately 10.8 kg (23.8 lbs)

CDP-130

– 2 –

BLOCK AND WIRING DIAGRAM

Keyboard PCB

(M914-KYA1)

Main PCB

(M914-MDA1)

Power & Amp PCB (M914-PSA1)

Keyboard PCB

(M914-KYB1)

Keyboard PCB

(M914-KYC1)

POWER SWITCH

DC 12 V (J3)

CN802 (16 pin) CN804 (16 pin) CN805 (16 pin)

CN803 (30 pin)

CN14 (30 pin)

CN11 (11 pin)

CN3 (11 pin)

CN2 (2 pin)

CN1 (2 pin)

CN20 (5 pin)

CN4 (5 pin)

PHONES/OUTPUT

(J2)

DAMPER PEDAL

(J5)

SPEAKER (L)

SPEAKER (R)

MAIN VOL. (VR1)

CN801 (16 pin)

FI0~FI10,

SI0~SI10,

KC0~KC7

LOUT, ROUT

KI0~KI2, KC0, KC1

PEDAL,

APO, POFF,

MUTE, MIC IN

MPU

IC7

Headphones

Amplifier

IC1

Power

Amplifier

IC2

MA1~MA22

MD0~MD15

Flash Memory

(64 Mbit)

IC2

USB (CN19)

Filter

IC5

Power Supply Circuit

IC6, C24, C25,

C27, C33, C35

VD3

VCP

Power

Supply Circuit

IC3, Q4, D1

Power Supply Circuit

IC3, Q4, D1,

C40~C45

VA5 VD5

VD5VA5

LOUT

ROUT

BUTTONS

CDP-130

– 3 –

PCB INFORMATION

M914-MDA1M914-PSA1

M914-KYA1 M914-KYB1 M914-KYC1

Parts Name PCB Name Functions

Main PCB

PCB UNIT/MAIN M914-MDA1 MPU, Flash memory, Power supply circuit, Filter,

USB port

Power & Amp PCB

PCB UNIT/POWER & AMP M914-PSA1

Power supply circuit, Power ampliﬁer,

Headphones ampliﬁer, Buttons, Power switch,

Main volume, DC 12 V terminal,

DAMPER PEDAL jack, PHONES/OUTPUT jack

Keyboard PCB

PCB UNIT/KEYBOARD

M914-KYA1

KeyboardM914-KYB1

M914-KYC1

CDP-130

– 4 –

CIRCUIT DESCRIPTION

Y Nomenclature of Keys

F#3G#3 A#3 C#4D#4 F#4G#4A#4 C#5D#5 F#5G#5 A#5

F3 G3 A3 B3 C4 D4 E4 F4 G4 A4 B4 C5 D5 E5 F5 G5 A5 B5 C6

D#3

C2 D2 E2 F2 G2 A2 B2 C3 D3 E3 B6A6G6F6E6D6 C7

C#3A#2G#2F#2D#2C#2

C1 D1 E1 F1 G1 A1 B1A0 B0

A#1A#0 G#1F#1D#1C#1 A#6G#6F#6D#6C#6

B7A7G7F7E7D7 C8

A#7G#7F#7D#7C#7

Y Key Matrix

Each key has two contacts, the ﬁrst contact and second contact .

[NOTE] The diagram below illustrates how the contacts work.

Key

Second contact



First contact



KC0 KC1 KC2 KC3 KC4 KC5 KC6 KC7

FI0 A0A0#B0C1C1#D1D1#E1

SI0 A0A0#B0C1C1#D1D1#E1

FI1 F1F1#G1G1#A1A1#B1C2

SI1 F1F1#G1G1#A1A1#B1C2

FI2 C2#D2D2#E2F2F2#G2G2#

SI2 C2#D2D2#E2F2F2#G2G2#

FI3 A2A2#B2C3C3#D3D3#E3

SI3 A2A2#B2C3C3#D3D3#E3

FI4 F3F3#G3G3#A3A3#B3C4

SI4 F3F3#G3G3#A3A3#B3C4

FI5 C4#D4D4#E4F4F4#G4G4#

SI5 C4#D4D4#E4F4F4#G4G4#

FI6 A4A4#B4C5C5#D5D5#E5

SI6 A4A4#B4C5C5#D5D5#E5

CDP-130

– 5 –

KC0 KC1 KC2 KC3 KC4 KC5 KC6 KC7

FI7 F5F5#G5G5#A5A5#B5C6

SI7 F5F5#G5G5#A5A5#B5C6

FI8 C6#D6D6#E6F6F6#G6G6#

SI8 C6#D6D6#E6F6F6#G6G6#

FI9 A6A6#B6C7C7#D7D7#E7

SI9 A6A6#B6C7C7#D7D7#E7

FI10 F7F7#G7G7#A7A7#B7C8

SI10 F7F7#G7G7#A7A7#B7C8

Y Button Matrix

SWO0 SWO1

SWI3 HALL GRAND PIANO 1

SWI4 FUNCTION METRONOME

SWI5 DEMO ELEC PIANO 1

CDP-130

– 6 –

PRINTED CIRCUIT BOARDS

Main PCB: M914-MDA1 Power & Amp PCB: M914-PSA1

CDP-130

– 7 –

Keyboard PCB: M914-KYA1

Keyboard PCB: M914-KYB1

CDP-130

– 8 –

Keyboard PCB: M914-KYC1

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