Casio Privia PX-110 Manuel utilisateur
CONTENTS
Specifications ---------------------------------------------------------------------------------------------- 1
Block Diagram --------------------------------------------------------------------------------------------- 2
Circuit Description --------------------------------------------------------------------------------------- 3
Printed Circuit Board ------------------------------------------------------------------------------------ 5
Disassembly ------------------------------------------------------------------------------------------------ 7
Diagnostic Program------------------------------------------------------------------------------------ 12
Schematic Diagrams----------------------------------------------------------------------------------- 14
Exploded View ------------------------------------------------------------------------------------------- 21
Parts List--------------------------------------------------------------------------------------------------- 22
— 1 —
SPECIFICATIONS
GENERAL
Keyboard: 88 piano keys (with touch response)
Polyphony: 32 notes, maximum
Tones: 11; with layer, split
Digital Effects: Reverb (4 types), Chorus (4 types), DSP, Brilliance
Metronome: • Time Signatures: 0, 2, 3, 4, 5, 6
• Tempo Range: 30 to 255
Auto Accompaniment: • Number of Rhythms:20
• Tempo Range: 30 to 255
• Controllers: START/STOP, INTRO/ENDING, SYNCHRO/FILL-IN
• Modes: Normal, CASIO CHORD, FINGERED, FULL RANGE CHORD
• Accompaniment Volume: Adjustable
Music Library: • Number of Tunes: 60
• Tune Volume: Adjustable
• Demo: Sequential looping of all 60 preset tunes
• Part On/Off: Left hand, right hand
Song Memory: • Operations: Real-time recording, playback
• Capacity: Approximately 10,000 notes (2 tracks total)
• Memory Backup: Built-in lithium battery (Battery Life: 5 years)
Pedals: Damper, Soft/Sostenuto (Selectable)
Other Functions: • Touch: 3 types, off
• Transpose: 1 octave (Fto C to F)
• Tuning: A4 = 440.0Hz ±50 cents (adjustable)
MIDI: 16 multi-timbre receive
Input/Output: • Headphones: Stereo mini jacks x 2
Output Impedance: 170Ω
Output Voltage: 5.5V (RMS) MAX
• Pedal: Standard jacks x 2
• Power: 12V DC
• MIDI (OUT) (IN)
• Pedal connector (for optional SP-30 only)
Speakers: (12cm x 6cm OVAL) x 2 (Output: 8.0W + 8.0W)
Power Supply: AC Adaptor: AD-12
Power Consumption: 12V 18W
Dimensions: 132.3 x 27.8 x 13.2 cm (52 1/16 x 10 15/16 x 5 3/16 inch)
Weight: Approximately 11.9 kg (26.2 lbs)
• Design and specifications are subject to change without notice.
ELECTRICAL
Load condition
Current drain with 12 V DC:
Speaker: 6 ΩReal Load
Volume: maximum
Tone: STRINGS
Keys: A1 - C4, 32poly
Consumption Current 1750 mA ±20 %
Consumption Current at idle 220 mA ±20 %
Speaker output level (Vrms with 6 Ωload each channel):
Tone: TEST MODE (Sin wave MAX)
Velocity: maximum L ch: 3450 mV ±20 %
R ch: 3400 mV ±20 %
Phone output level (Vrms with 32 Ωload each channel):
Tone: TEST MODE (Sin wave MAX)
Velocity: maximum L ch: 415 mV ±20 %
R ch: 420 mV ±20 %
— 2 —
BLOCK DIAGRAM
RAM (1Mbit)
IC3
CY62128DV30LL
Reset IC
IC5
R1151N001C-TR RESET
16.384MHz
EA0 ~ EA15,EA18
ED12 ~ ED19
MA0 ~ MA20
MD0 ~ MD7
Power Amplifier
IC201
LA4636
Filter
IC8, IC13
DAC IC15
µPD63200GS-E1
FLASH ROM (2Mbit)
IC4
LP62S2048A
ROM (128Mbit)
IC1
MR27V6402G19PTN
MA0 ~ MA22
MD0 ~ MD15
MA0 ~ MA3
MD0 ~ MD15
KEY CONTROLLER
IC14
TC190C020AF-001
Buttons CONTROLLER
IC601
uPD65881GK-1019ETA
Keyboard
Power Supply Circuit
IC202,Q206,Q207,
D206,D207
(12V)
VA12
(5V)
VD5
(5V)
VA5
(5V)
VI5
MA0 ~ MA16, 25
Speakers
(L) (R)
Main
Volume
CONSOLE PCB
(M404-CNB4)
Keyboard PCB
(MCPZ-KYA1/KYB2/KYA3)
CONSOLE PCB
(M404-CNA1)
CONSOLE PCB
(M404-CNB2/CNB3)
SUB PCB
(M404-MA2)
JACK PCB
(M404-JKB1)
JACK PCB (M404-JKA1)
MAIN PCB (M404-MDA1)
MPU
IC7
uPD914AGM-JED
Buttons
SI0 ~ SI7
FI0 ~ FI7
LOUT ROUT
D201
KC0 ~ KC7
—3 —
CIRCUIT DESCRIPTION
KEY MATRIX
KC0 KC1 KC2 KC3 KC4 KC5 KC6 KC7
FI0 A01A0#1B01C11C1#1D11D1#1E11
SI0 A02A0#2B02C12C1#2D12D1#2E12
FI1 F11F1#1G11G1#1A11A1#1B11C21
SI1 F12F1#2G12G1#2A12A1#2B12C22
FI2 C2#1D21D2#1E21F21F2#1G21G2#1
SI2 C2#2D22D2#2E22F22F2#2G22G2#2
FI3 A21A2#1B21C31C3#1D31D3#1E31
SI3 A22A2#2B22C32C3#2D32D3#2E32
FI4 F31F3#1G31G3#1A31A3#1B31C41
SI4 F32F3#2G32G3#2A32A3#2B32C42
FI5 C4#1D41D4#1E41F41F4#1G41G4#1
SI5 C4#2D42D4#2E42F42F4#2G42G4#2
FI6 A41A4#1B41C51C5#1D51D5#1E51
SI6 A42A4#2B42C52C5#2D52D5#2E52
FI7 F51F5#1G51G5#1A51A5#1B51C61
SI7 F52F5#2G52G5#2A52A5#2B52C62
FI8 C6#1D61D6#1E61F61F6#1G61G6#1
SI8 C6#2D62D6#2E62F62F6#2G62G6#2
FI9 A61A6#1B61C71C7#1D71D7#1E71
SI9 A62A6#2B62C72C7#2D72D7#2E72
FI10 F71F7#1G71G7#1A71A7#1B71C81
SI10 F72F7#2G72G7#2A72A7#2B72C82
F#3G#3A#3 C#4D#4 F#4G#4A#4 C#5D#5 F#5G#5A#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#7
C#7
NOMENCLATURE OF KEYS
—4 —
LL0
LL1
LL2
LH9
VARIATION
SPLIT
REVERB
LH10
CHORUS
LH11
GRAND
PIANO 1
GRAND
PIANO 2
ELEC
PIANO 1
LH13
PIPE
ORGAN
PERC
ORGAN
STRINGS
LH14
ACOUSTIC
BASS
LH15 LH23
REC
PLAY
TRACK 2
/R
LH12
ELEC
PIANO 2
HARPSI-
CHORD
VIBRA-
PHONE
LH24
TRACK 1
/L
MUSIC
LIBRARY
RHYTHM
LH25
START/
STOP
(RIGHT)
START/
STOP
(LEFT)
FUNCTION
SC0
SC1
SC2
SC3
SC4
SC5
SC6
SI0
SONG
MEMORY
SYNCHRO/
FILL-IN
GRAND
PIANO 1
GRAND
PIANO 2
SI1
TRACK
INTRO/
ENDING
ELEC
PIANO 1
ELEC
PIANO 2
SI2
RHYTHM
(USER
SONG)
METRONOME
HARPSI-
CHORD
VIBRA-
PHONE
SI3
START/
STOP
(DEMO)
PIPE
ORGAN
PERC
ORGAN
SI4
STRINGS
ACOUSTIC
BASS
SI5 SI6
CHORUS
SI7
FUNCTION
SPLIT
REVERB
BUTTON MATRIX
LED MATRIX
— 5 —
PRINTED CIRCUIT BOARDS
MAIN PCB M404-MDA1
Bottom view
Top view
SUB PCB M404-PSA1
— 6 —
CONSOLE PCB M404-CNA1
CONSOLE PCB M404-CNB2
CONSOLE PCB M404-CNB3
CONSOLE PCB M404-CNB4
Bottom view
Top view
— 7 —
DISASSEMBLY
1. Remove 25 screws on the bottom.
2. Remove the lower panel and then 10 screws.
3. Position the main unit, so the main unit faces upward.
4. Remove 2 screws on the right side and 2 screws on the left side of the unit, and then remove side covers on
both sides.
5. Remove 10 screws on both sides, and then lift the front panel up.
— 8 —
6. Remove 4 connectors then the front panel.
CN9
CN212
CN206
CN203
■ Removing the speaker
7. Remove 7 screws then the speaker cover.
* Take the same procedure for the speaker on the right side.
8. Remove 4 screws then the speaker.
* Take the same procedure for the speaker on the right side.
■ Removing the PCBs (M404-CNA1, M404-CNB2, M404-CNB3, and M404-CNB4).
9. Remove the volume knob.
M404-CNB3 PCB
M404-CNB2 PCB
M404-CNA1 PCB
M404-CNB4 PCB
10. Remove 10 screws and then the PCB (M404-CNB3).
11. Remove 16 screws and then the PCB (M404-CNA1).
12. Remove 10 screws and then the PCB (M404-CNB2).
13. Remove 3 screws and then the PCB (M404-CNB4).
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