Casio CELVIANO AP-200 Troubleshooting guide

ELECTRONIC KEYBOARD
(without price)
AP-200
FEB. 2008
Ver.1 : Aug. 2008
AP-200
INDEX

CONTENTS
SPECIFICATIONS ------------------------------------------------------------------------------------------ 1
BLOCK AND WIRING DIAGRAM --------------------------------------------------------------------- 2
PCB LAYOUT ----------------------------------------------------------------------------------------------- 3
CIRCUIT DESCRIPTION --------------------------------------------------------------------------------- 4
PRINTED CIRCUIT BOARDS -------------------------------------------------------------------------- 5
DISASSEMBLY --------------------------------------------------------------------------------------------10
DIAGNOSTIC PROGRAM ------------------------------------------------------------------------------21
EXPLODED VIEW ----------------------------------------------------------------------------------------24
PARTS LIST ------------------------------------------------------------------------------------------------26
SCHEMATIC DIAGRAMS -------------------------------------------------------------------------------30

– 1 –
SPECIFICATIONS
Keyboard: 88-key piano keyboard, with Touch Response
Maximum Polyphony: 128 notes
Tones: 11
• Layer (excluding bass tones)
• Split (Low-range bass tones only)
Effects : Brilliance (–3 to 0 to 3), Reverb (4 types), Chorus (4 types), Acoustic Resonance
Metronome : • Beats: 0, 2, 3, 4, 6
• Tempo Range: 20 to 255
Duet : Adjustable tone range (–2 to 0 to 1 octaves)
Music Library : • Number of Songs: 60
• Song volume: Adjustable
• Part On/Off: L, R
Recorder : • Functions: Real-time recording, playback
• Number of Song: 1
• Number of Tracks: 2
• Capacity: Approximately 5,000 notes total
• Recorded Data Protection: Built-in flash memory
Pedals : Damper, soft, sostenuto
Other Functions : • Touch Select: 3 types, Off
• Transpose: ±1 octaves (–12 to 0 to 12)
• Tuning: A4 = 440.0 Hz ±99 cents (variable)
• Operation Lock
MIDI : 16-channel multi-timbre receive
Inputs/Outputs : • PHONES jack: Stereo standard jacks × 2
Output impedance: 170Ω
Output Voltage: 5.6V (RMS) MAX
• Power: 12V DC
• MIDI OUT/IN terminals
• Pedal connector
Speakers: Φ 12cm × 2 (Output 8W + 8W)
Power Requirements : AC Adaptor: AD-12
Power Consumption : 12V 18W
Dimensions : Digital Piano and Stand: 139.5 (W) × 43.2 (D) × 83.8 (H) cm (54 15/16 × 17 × 33 inch)
Weight : Digital Piano and Stand: approximately 37.5 kg (82.7 lbs)

– 2 –
BLOCK AND WIRING DIAGRAM
SD-RAM (64Mbit)
IC2
Reset IC
IC1
RESET
12MHz
SAD0 ~ SAD12,
SDBA0,SDBA1
SDD0 ~ SDD15
D8 ~ MD15
Power Amplifier
IC201
OPERATIONAL
AMPLIFIER
IC206
FLASH (128Mbit)
IC6
PS-RAM (16Mbit)
IC7
A1 ~ A20
D0 ~ D15
Keyboard Keyboard Keyboard
Power Supply Circuit
IC202,Q206,Q207
(12V)
VA12
(5V)
VD5
(5V)
VE5
(12V)
VC
Speakers
(L) (R)
Main
Volume
CONSOLE PCB
(M333-CNA1)
CONSOLE PCB
(
M333
-CNA4)
Keyboard PCB
(MCZS-KYB1)
Keyboard PCB
(MCZS-KYC1)
Keyboard PCB (MCZS-KYA1)
SUB PCB
(M333-PSA1)
CONSOLE PCB (M 333 -CNA3)
CONSOLE PCB
(M333-CNA2)
CONSOLE PCB
( M333 -CNA5)
MAIN PCB (M333-MDA1)
Buttons
LOUT
ROUT
MPU
IC5
Control signal
SIN2/SOUT2
Power
Switch
DAC
IC10
SI0 ~ SI10 FI0 ~ FI10 KC0 ~ KC7
KEY CONTROLLER
IC11
CN9CN2
CN211 CN212 CN601
CN605
CN803 CN804 CN805
CN802 CN801
CN602
CN206
CN203
CN207
CN603
CN19
CN609CN610
CN606 CN201
CN209
CN204
CN14

– 3 –
PCB LAYOUT
PCB Components
MAIN PCB M333-MDA1 MPU, Reset IC, RAM(64Mbit), FLASH memory(128Mbit),
ROM(16Mbit), DAC, Key controller
SUB PCB M333-PSA1 Power supply circuit, Power amplifer
Console PCBs M333-CNA1 Main volume
M333-CNA2 Button
M333-CNA3 DC 12V terminal, DAMPER PEDAL
M333-CNA4 MIDI OUT/IN terminals
M333-CNA5 Phones jack
Front Front
M333-PSA1 PCBM333-CNA3 PCB
M333-CNA5 PCB
M333-MDA1 PCB
M333-CNA1 PCB
M333-CNA4 PCB
M333-CNA5 PCB

– 4 –
CIRCUIT DESCRIPTION
KEY MATRIX
NOMENCLATURE OF KEYS
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
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
BUTTON MATRIX
SWB SWC SWD SWE
SI0
SONG
/
MODERN METRONOME
SI1 L / R RECORDER CLASSIC
TONE/
SETTING

– 5 –
PRINTED CIRCUIT BOARDS
Main PCB M333-MDA1
Top View
Bottom View

– 6 –
Sub PCB M333-PSA1
Top View
Bottom View

– 7 –
Console PCB M333-CNA1
Top View
Bottom View

– 8 –
Console PCB M.333-CNA3
Console PCB M333-CNA2
Top View Bottom View
Top View Bottom View
Console PCB M333-CNA4
Top View
Bottom View