Casio Privia PX-330BK Troubleshooting guide

ELECTRONIC KEYBOARD

(without price)

PX-330BK/PX-330WE

AUG. 2009/SEP. 2011

PX-330BK

Ver. 5 : Sep. 2011

INDEX

CONTENTS

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

BLOCK AND WIRING DIAGRAM ............................................................................................ 3

PCB LAYOUT ........................................................................................................................... 4

CIRCUIT DESCRIPTION .......................................................................................................... 5

PRINTED CIRCUIT BOARDS................................................................................................... 7

DISASSEMBLY....................................................................................................................... 13

DIAGNOSTIC PROGRAM ...................................................................................................... 42

EXPLODED VIEW................................................................................................................... 51

PARTS LIST............................................................................................................................ 53

SCHEMATIC DIAGRAMS....................................................................................................... 61

– 1 –

SPECIFICATIONS

Keyboard 88-key piano keyboard, with Touch Response (3 types)

Maximum Polyphony 128 notes

Tones 250 (with Layer and Split)

Effects Reverb (4 types), Chorus (4 types), Brilliance (–3 to 0 to 3), Acoustic Resonance

Metronome Beats per measure: 0, 2, 3, 4, 5, 6

Tempo Range: 20 to 255

Duet Adjustable tone range: 0 to 3 octaves for the left keyboard;

-4 to -1 octaves for the right keyboard

Auto Accompaniment Built-in Rhythms: 180

User Rhythms: Up to 10 (Approximately 40 KB* maximum per rhythm)

One Touch Presets: 180 types

Auto Harmonize: 12 types

Demo Songs 8 songs (tone demo songs)

User Songs Up to 10 songs (320 KB* maximum per song)

Music Presets Built-in Presets: 300

User Presets: Up to 50 (Approximately 8 KB* maximum per preset)

Registration (4 rhythm areas + 8 tone areas) × 8 banks

Recorder Functions: Real-time recording, playback

Number of Songs: 5

Number of Tracks: 17 (System Track + Tracks 01 through 16)

Capacity: Approximately 50,000 notes total (Up to approximately 10,000 notes per song)

Punch-in recording

Pedals Damper, Soft/Sostenuto (switchable)

Other Functions Transpose: ±1 octave (–12 to 00 to 12)

Tuning: A4 = 440.0 Hz ±99 cents

Octave Shift: ±2 octaves

Temperaments: 17 types

Stretch Tune

Panel Lock

MIDI 16 multi-timbre received, GM Level 1 standard

Pitch Bend Wheel Pitch Bend Range: 00 to 12 semitones

SD Memory Card SD memory card slot

Supported SD Memory Cards: Up to 2 GB

 Functions:SMFplayback,lestorage,lerecall,cardformat

Inputs/Outputs PHONES jacks: Stereo mini jacks × 2

Pedal Jacks: Standard jacks × 2

MIDI OUT/IN terminals

LINE OUT R, L/MONO jacks: Standard jacks × 2

   Outputimpedance:2.3KΩ

Output voltage: 1.8 V (RMS) MAX

LINE IN R, L/MONO jacks: Standard jacks × 2

   Inputimpedance:9.0KΩ

Input voltage: 200 mV

Power: 12 V DC

USB port: Type B

Pedal connector (for optional SP-32 only)

– 2 –

Speakers [13cm×6cm(rectangular)]×2+φ5cm×2(Output:8.0W+8.0W)

Power Requirements ACAdaptor:AD-A12150LW

Power Consumption 12 V 18W

Dimensions 132.2(W)×28.6(D)×13.5(H)cm(521/16 × 11 1/4× 5 5/16 inch)

Weight Approximately 11.6 kg (25.6 lbs)

* Based on 1 KB = 1024 bytes, 1 MB = 10242bytes

*Specicationsanddesignsaresubjecttochangewithoutnotice.

– 3 –

BLOCK AND WIRING DIAGRAM

CN6 (3 pin)

CN11 (7 pin)

CN5

(5 pin)

CN3 (7 pin)

CN2 (16 pin)

CN601 (16 pin)

CN1 (17 pin)

CN602 (17 pin)

CN751 (8 pin)

CN7 (8 pin)

CN2 (20 pin)

CN802 (20 pin)

CN801 (12 pin) CN803 (12 pin)

CN1 (30 pin)

CN804 (30 pin)

CN801 (20 pin)

CN603 (20 pin)

CN602 (14 pin)

CN803 (14 pin) CN601 (14 pin) CN601 (12 pin) CN602 (12 pin)

CN802 (14 pin)

CN3 (14 pin)

CN201 (5 pin)

CN206 (4 pin)

CN211

CN601 (4 pin)CN501 (5 pin)

CN215 (5 pin)

CN202 (14 pin)

CN205

CN213

CN214

CN209

USB (CN9)

CN604 (5 pin)

SPEAKERS &

TWEETERS

POWER

SWITCH

MIDI

(CN216)

LINE IN L/MONO (J501)

LINE IN R (J502)

LINE OUT L/MONO (J503)

LINE OUT R (J504)

PEDAL

(J204) (J203)

PHONES

(J601, J602)

12 V

DC IN

(J202)

PEDAL

BUTTONS

MPU

IC5

DAC

IC13

BUTTON

CONTROLLER

LSI1

LCD

CONTROLLER

LSI2

HEADPHONE

AMPLIFIER

IC201

FILTER

IC204

FILTER

IC205 POWER

AMPLIFIER

IC202

SDRAM

(256 Mbit)

IC2

SRAM (2 Mbit)

IC3

VD3

VCP

VA3

VD5

LOUT

ROUT

VA12 VA5

POWER

SUPPLY CIRCUIT

Q7, C107-C113

POWER SUPPLY

CIRCUIT

IC203, Q207, D203,

D204, C231,

C233-C237, C239

KEY CONTROLLER

IC14

MAIN PCB

(M900-MDA1)

SUB PCB

(M900-PSA1) CONSOLE PCB

(M901-LCA1)

CONSOLE PCB

(M901-CNA1)

CONSOLE PCB

(M901-CNA2)

KEYBORAD PCB (MACP-KYB1)

KEYBORAD PCB (MACP-KYD1)

PITCH

BEND

SD CARD PCB

(M810-SDA1)

KEYBORAD PCB

(MACP-KYA2)

KEYBORAD PCB

(MACP-KYB2)

KEYBORAD PCB

(MACP-KYA1)

KEYBORAD PCB

(MACP-KYC1)

KEYBORAD PCB

(MACP-KYC2)

VOLUME PCB

(M901-CNA3)

JACK PCB (M900-HPA1)

JACK PCB (M901-JKA1)

FI0-FI10, SI0-SI10, KC0-KC7

KI0-KI10,

KO0-KO-7, NC

SDD0-SD015

EA1-EA17

ED0-ED8

SDA0-SDA12, SDBA0, SDBA1

NOR FLASH MEMORY

(512 Mbit)

IC6

FCRAM

(32 Mbit)

IC7

D0-D15

A1-A23

A1-A21

D0-D15

– 4 –

PCB LAYOUT

PCBs Components

Main PCB M900-MDA1 MPU, Reset IC, SDRAM (256 Mbit),

Flash Memory (512 Mbit), FCRAM (32 Mbit),

SRAM (2 Mbit), Power Supply Circuit,

Key Controller, USB Port, Pitch Bend

Sub PCB M900-PSA1 DC 12 V Terminal, Power Supply Circuit, Filter, Power

Amplifer, Pedal Jacks, MIDI Jacks

Console PCBs M901-LCA1 LCD, LCD Controller, Button Controller

M901-CNA1 Buttons

M901-CNA2 Buttons

Volume PCB M901-CNA3 Main Volume

Jack PCBs M901-JKA1 LINE IN Jacks, LINE OUT Jacks

M900-HPA1 PHONES Jacks

SD Card PCB M810-SDA1 SD Card Slot

Keyboard PCBs MACP-KYA1 MACP-KYC1 Keyboard

MACP-KYA2 MACP-KYC2

MACP-KYB1 MACP-KYD1

MACP-KYB2

MACP-KYA1 MACP-KYA2 MACP-KYB1 MACP-KYB2

MACP-KYC1

M901-JKA1 M900-PSA1

M900-HPA1 M900-MDA1

M901-CNA3 M901-LCA1 M810-SDA1

M901-CNA1 M901-CNA2

MACP-KYD1 MACP-KYC2

LOWER

UPPER

– 5 –

CIRCUIT DESCRIPTION

KEY MATRIX

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

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

KO0 KO1 KO2 KO3 KO4 KO5 KO6 KO7

KI0 A03A0#3B03C13C1#3D13D1#3E13

KI1 F13F1#3G13G1#3A13A1#3B13C23

KI2 C2#3D23D2#3E23F23F2#3G23G2#3

KI3 A23A2#3B23C33C3#3D33D3#3E33

KI4 F33F3#3G33G3#3A33A3#3B33C43

KI5 C4#3D43D4#3E43F43F4#3G43G4#3

KI6 A43A4#3B43C53C5#3D53D5#3E53

KI7 F53F5#3G53G5#3A53A5#3B53C63

KI8 C6#3D63D6#3E63F63F6#3G63G6#3

KI9 A63A6#3B63C73C7#3D73D7#3E73

KI10 F73F7#3G73G7#3A73A7#3B73C83

– 6 –

NOMENCLATURE OF KEYS

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

BUTTON MATRIX

KC0 KC1 KC2 KC3

KI0 INTRO/REPEAT START/STOP,

PLAY/STOP

VARIATION/FILL-IN,

 FF TEMPODOWN

KI1 ACCOMP ON/OFF,

PART

NORMAL/FILL-IN,

 REW TEMPO UP SYNCHRO/ENDING,

PAUSE

KI2 RECORDER POPS/JAZZ,

MUSIC PRESET

RHYTHM,

USER SONGS

BALLAD/

PIANO RHYTHMS,

RHYTHM EDITOR

KI3 LATIN/WORLD,

MUSIC PRESET METRONOME USER RHYTHMS,

RHYTHM EDITOR ―

2KC0 2KC1 2KC2 2KC3 2KC4

2KI4 GRAND PIANO

(MODERN) ORGAN ELEC PIANO BASS/GUITAR

STORE,

USB DEVICE

MODE

2KI5 STRINGS/

SYNTH-PAD

GRAND PIANO

(CLASSIC)

VARIOUS/

GM TONES VIBES/CLAVI ―

2KI6 TONE,

REGISTRATION

REVERB,

REV TYPE, EXIT

/ NO SPLIT,

SPLIT POINT, > ―

2KI7 CHORUS,

CHOR TYPE, < FUNCTION

CARD/INTERNAL,

SAVE/LOAD,

ENTER

/ YES ―

– 7 –

PRINTED CIRCUIT BOARDS

Main PCB M900-MDA1 Sub PCB M900-PSA1

Console PCB M901-LCA1

– 8 –

Console PCB M901-CNA1

Console PCB M901-CNA2

Console PCB M901-CNA3

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