Casio ap60r Diagram
AP-60R
INDEX
JUNE.1999
(without price)
AP-60R
ELECTRONIC KEYBOARD
CONTENTS
Safety Notice...................................................................................... 1
Specifications .................................................................................... 2
Block Diagram ................................................................................... 3
PCB Layout ........................................................................................ 4
Disassembly Instructions ................................................................. 5
Circuit Description ............................................................................ 8
Print Circuit Board...........................................................................10
Troubleshooting .............................................................................. 17
Wiring Diagram ................................................................................ 19
Exploded View ................................................................................. 20
Parts List .......................................................................................... 21
Schematic Diagrams ....................................................................... 25
SAFETY NOTICE
CAUTION!
Danger of explosion if battery is incorrectly replaced.
Replace only with the same of equivalent type recommended
by the appliance manufacturer.Discard used batteries
according to manufacturer's instructions.
— 1 —
SPECIFICATIONS
GENERAL
Number of keys 88
Polyphonic: 32-note
Preset tones: 72, Tone, Tempo, Layer, Auto-Harmonize
Key transpose: ±12 semitone
Effects: 10, Reverb (1, 2, 3), Chorus, Tremolo, Phase Shifter, Organ Speaker, Enhancer,
Flanger, Loudness
Demo tunes: 12
Memory: Number of Songs: 2
System: Real-time recording
Memory Capacity: Approximately 4,900 notes total
Memory Backup Battery: Built-in lithium battery
Battery Life: Approximately 5 years
Pedals: Soft, Sostenuto, Damper
Tuning control: 440Hz ±50 cents
Built-In Speakers: 16 cm dia. x 2 + 5 cm dia. x 2 (Output: approx. 30 W + 30 W)
MIDI: 16-channel, multi-timbral reception
Terminals: PHONES 1 and 2, MIDI (IN/OUT/THRU), LINE OUT L and R (Output Imped-
ance: 1.1 KΩ; Output Voltage: 3.5 V, RMS, max.), LINE IN R and L (Input Impedance: 32 KΩ, Input sensitivity: 200 mV)
Power source: 120V (for Taiwan, Brazil, Mexico, USA, Canada),
220V, 230V and 240V (for other countries)
Power consumption: 91W (with 120V AC), 97W (with 220V, 230V and 240V AC)
Dimensions (HWD): Without stand: 219 × 1376 × 592 mm (8-5/8 × 54-3/16 × 23-5/16 inches)
With stand: 850 × 1376 × 592 mm (33-1/2 × 54-3/16 × 23-5/16 inches)
Weight: Without stand: 53.0 kg (117.0 lbs)
With stand: 66.0 kg (145.7 lbs)
— 2 —
ROM
MX23C6410MC12CA10B
LSI2 (64Mbit)
SYOB
WOKI
BOK
SORP
Keyboard
SI0 ~
SI10
FI0 ~
FI10
KC0
~
KC7
Key Controller
TC190C020AF-001
LSI6
RD, HWR
D0 ~ D15
RESB
A1 ~ A4
BLOCK DIAGRAM
A
DOUT
LRCKO
IN
MIDI
OUT
LCD Driver
SED1278F2A
LSI601
DB4
~DB7
CONT,
LRS,
LR/W
LE
SEG1 ~ SEG40
LCD
COM1 ~ COM7, COM9 ~ COM16
LEDCK, LEDCL
S-Register
NJV 3718L, NJU3716L
IC301, IC302
CFL
CFL Driver
TE-CFL5-IMI
Q601, Q602
LEDs
L1 ~ L46
RA0 ~ RA21
RD0 ~ RD15
Working
RAM
TC55257
DFL-70L
LSI4
(256Kbit)
EA0 ~ EA14
ED0 ~ ED7
ECEB, EOEB
EWEB
A
DSP
HG51B155FD
LSI3
D/A Converter
µPD63200GS
IC3
LPF
(L)
LPF
(R)
Main
Volume
RESB
PBO
A0 ~ A3
D8 ~ D15 RESET
RD,
HWR
Reset IC
MB3771PF
IC7
VDD
CPU
HD6433048SA 62F
LSI9
D0
~
D7
VBR VBR
RAM1
TC551001CFL-70L
LSI7 (1Mbit)
LWR, RD HWR, RD
A0 ~ A19
D0 ~ D15
LSDT
SWCK
NMI
1RD, 1HWR, 1LWR
D8
~
D15
RAM2
TC551001CFL-70L
LSI8 (1Mbit)
AVCCAVFFDVCC
S-Register
NJU3716L
IC303
KI0 ~ KI7
KC0 ~ KC5
TC74HC257AP
IC304, IC305
TEND, DREQ, CS2, CS3, B1-5
Chip Selector
TC74HC08
IC9
LWR
HWR
RD
RD, HWR,
RESET
VBR
SI0~SI15
D8
~
D15
FDD Controller
HD63266F
LSI5
Buttons
VCC
HP(✕2)
VFF
MIX Amp
IC410
NJM2068D
Power Amp.
STK4152MK2
IC407
(L) (R)
Speakers
MUTE
VCC
VFF
— 3 —
Power Supply Circuit
IC403 ~ IC406
TE660-IMI
SW401
AC INPUT
VDD
Back up
Power
CR2032
3.5" FDD Unit
DF354HO64C
PS12
PCB LAYOUT
PS3M
POWER
ON
OFF
PS4M
Main PCB
Jack PCBs
MODE VOLUME
FULL RANGE
CHORD
FINGERED
CASIO CHORD
MAIN ACCOMP
PS2M
RHYTHM
FOR PIANO
SELECT
USER
POPS/
POPS
16 BEAT
ROCK
JAZZ
BALLAD
OLDIES
RHYTHM
CN4M
BALL-
EUROPEAN
ROOM
LATIN
MAX
MAX
CN5M
NORMAL / VARIATION / SYNCHRO /
INTRO
FILL-IN FILL-IN ENDING
CN6M
MIN
MIN
123
456
JAZZ/
LATIN/
VARIOUS
RAGTIME
CLASSIC
METRONOME
ONE TOUCH
PRESET
START/STOP TEMPO
EFFECT LAYER
CONTRAST
AUTO
HARMONIZE
LCD1M
MUSICAL INFORMATION SYSTEM
EXTERNAL
CH 1
CH 2
CH 3
CH 4
CH 5 CH 6
UPPER1
UPPER2
LOWER1
LOWER1
INTERNAL
TONE EXPANDER
MIXER SELECT
16 CHANNEL MIXER
CH 7
CH 8
CHORD1
CHORD2
CHORD3
CN3M
ACCOMP
CH 9
CH 10
CH 11
CH 12
BASS
RHYTHM
TR 1
TR 2
SEQUENCER TRACK
SPLIT
TRANSPOSE
CH 13
CH 14
TR 3
TR 4
SELECT
BANK A
CH 15
CH 16
TR 5
TR 6
GRAND E.GRAND HARPSI- VIBRA- ACCOR- PIPE DRAWBAR
PIANO
PIANO
BRIGHT OCTAVE E.PIANO 2 CLAVI CELESTA HONKYPIANO PIANO TONK
GUT TENOR
GUITAR
HARP
ACOUS. VIOLIN CHOIR NEWAGE CLARINET TRUMPET
GUITAR NESS
TONE
E.PIANO 1
CHORD
PHONE
DION
ORGAN
E. ORGAN 1
STRINGS
BRASS
FLUTE
SAX
W.BASS
CN1M
E.BASS
REGISTRATION
BCDE
CN2M
MA1M
SEQUENCER
ORGAN
RECORD
E. ORGAN 2
DRUM
SET
BRIGHT-
STORE
ENTER / NO / YES
KY1M KY2M KY3M
PCB
MA1M
JCM660
Components
CPU, DSP, Sound Source ROM Working storage
RAM, Effect RAM Reset IC, DAC, Filter, Key
controller, Power amp, Power supply circuit
PS2M
LINE IN/OUT jack, MIDI jacks
DEMO
PATTERN
SONG
CURSOR
DISK
VOLUME
CH CH
TUNE/MIDI
VOLUME
TOUCH
RESPONSE
DELETE
2HD/2DD FLOPPY DISK DRIVE
STEREO SAMPLING
Console PCBs
LCD PCB
Power PCB
PS3M
PS4M
CN1M,CN2M
CN3M
CN4M,CN5M,CN6M
LCD1M
JCM431-PS12
Phone jacks
Power indicator
Tone, Registration, Sequencer , Cursor, Demo
CHANNEL buttons (CH1 to CH16)
Mode, Volume, Rhythm, Select, Tempo
LCD driver, CFL drever
Fuse, Noise filter
— 4 —
DISASSEMBLY INSTRUCTIONS
1. Removal of top board
1-1. Remove 8 screws affixing the top board on the back.
1-2. Slide the top board forward and remove it from the main
unit.
2. Removal of keyboard cover
2-1. Lift up the keyboard cover full open position.
2-2. Unscrew the L-shaped stopper metal located on the inner
left corner.
2-3. Lift up the keyboard cover gear from the opening where
stopper metal is fixed, then remove the keyboard cover.
— 5 —
3. Removal of console panel
3-1. Remove 6 screws of the console panel.
3-2. Disconnect connector CC,CD,CE on PCB MA1M, connector CG,CK on PCB PS2M.
3-3. Lift the console panel and turn it over and remove the power switch, which is affixed by 2 screws.
Then remove the side panel.
Caution: Be careful not to scratch the side panels.
Connectors (CE,CC,CD)Connectors (CG,CK)Power switch
4. Removal of front cover
4-1. Remove 6 screws from the front end of the lower case.
4-2. Lift the front cover and remove the pilot lamp that is affixed
by 2 screws. Then remove the front cover.
5. Removal of keyboard unit
5-1. Disconnect connector CA on the PCB MA1M.
5-2. Remove 24 screws that affix the keyboard unit
(16 on the bottom of the case and 8 on the
keyboard unit).
5-3. Lift and remove the keyboard unit.
Keyboard screws
Screws
screws
Front cover screws
Keyboard screws
Connector (CA)
Bottom
— 6 —
6. Removal of keys
6-1. While plying the side partition plastics with tweezers, lift
the edge of the key toward front.
7. Removal of keyboard PCB
7-1. Lay the keyboard so that keyboard PCBs face upward.
7-2. Remove screws on keyboard PCBs (10 screws on PCBs
KY1M and KY3M, 12 screws on KY2M).
7-3. Unsolder the cable.
8. Notes on replacing the main PCB.
A lithium battery is set on the main PCB for memory protection.
When you replace the main PCB, disconnect the jumper to open battery circuit.
Since there is no jumper on a new main PCB, be sure to set a jumper.
jumper
— 7 —
KEYMATRIX
Second contact First contact
CIRCUIT DESCRIPTION
FI
KC
TC190C020AF-001
SI
KC0 KC1 KC2 KC3 KC4 KC5 KC6 KC7
FI0 A0 1 A0 # 1 B0 1 C1 1 C1 # 1 D1 1 D1 # 1 E1 1
SI0 A0 2 A0 # 2 B0 2 C1 2 C1 # 2 D1 2 D1 # 2 E1 2
EI1 F1 1 F1 # 1 G1 1 G1 # 1 A1 1 A1 # 1 B1 1 C2 1
SI1 F1 2 F1 # 2 G1 2 G1 # 2 A1 2 A1 # 2 B1 2 C2 2
FI2 C2 # 1 D2 1 D2 # 1 E2 1 F2 1 F2 # 1 G2 1 G2 # 1
SI2 C2 # 2 D2 2 D2 # 2 E2 2 F2 2 F2 # 2 G2 2 G2 # 2
FI3 A2 1 A2 # 1 B2 1 C3 1 C3 # 1 D3 1 D3 # 1 E3 1
SI3 A2 2 A2 # 2 B2 2 C3 2 C3 # 2 D3 2 D3 # 2 E3 2
FI4 F3 1 F3 # 1 G3 1 G3 # 1 A3 1 A3 # 1 B3 1 C4 1
SI4 F3 2 F3 # 2 G3 2 G3 # 2 A3 2 A3 # 2 B3 2 C4 2
LSI
FI5 C4 # 1 D4 1 D4 # 1 E4 1 F4 1 F4 # 1 G4 1 G4 # 1
SI5 C4 # 2 D4 2 D4 # 2 E4 2 F4 2 F4 # 2 G4 2 G4 # 2
FI6 A4 1 A4 # 1 B4 1 C5 1 C5 # 1 D5 1 D5 # 1 E5 1
SI6 A4 2 A4 # 2 B4 2 C5 2 C5 # 2 D5 2 D5 # 2 E5 2
FI7 F5 1 F5 # 1 G5 1 G5 # 1 A5 1 A5 # 1 B5 1 C6 1
SI7 F5 2 F5 # 2 G5 2 G5 # 2 A5 2 A5 # 2 B5 2 C6 2
FI8 C6 # 1 D6 1 D6 # 1 E6 1 F6 1 F6 # 1 G6 1 G6 # 1
SI8 C6 # 2 D6 2 D6 # 2 E6 2 F6 2 F6 # 2 G6 2 G6 # 2
FI9 A6 1 A6 # 1 B6 1 C7 1 C7 # 1 D7 1 D7 # 1 E7 1
SI9 A6 2 A6 # 2 B6 2 C7 2 C7 # 2 D7 2 D7 # 2 E7 2
FI10 F7 1 F7 # 1 G7 1 G7 # 1 A7 1 A7 # 1 B7 1 C8 1
SI10 F7 2 F7 # 2 G7 2 G7 # 2 A7 2 A7 # 2 B7 2 C8 2
— 8 —
BUTTON MATRIX
SI0 MODE BALLAD POPS SELECT
SI1
SI2
SI3 INTRO LATIN/CLASSIC JAZZ B
SI4
SI5
SI6
SI7 STRAT/STOP METRONOME VARIOUS STROE
SI8 TEMPO DOWN 4 1 RECORD ch– –/NO
SI9 TEMPO UP 5 2 PATTERN VOLUME + +/YES
SI10 – 6 3 SONG ch+ ENTER
KC0 KC1 KC2 KC3 KC4 KC5
GRAND PIANO GUT GUITAR
BRIGHT PIANO ACOUS GUITAR
AUTO HARMONIZE
ONE TOUCH
PRESET E.PIANO 2 CHOIR
NORMAL/FILL/IN
VARIATION/
FILL-IN HONKY-TONK TRUMPET
SYNCRO/
ENDING E.ORGAN 2 BRIGHTNESS
POPS/OLDIES 16BEAT BANK
JAZZ/RAGTIME ROCK A
– EUROPIAN C
OSER/RYTHM BALL ROOM D
– LATIN E
E.GRAND PIANO
OCTAVE PIANO VIOLIN
E.PIANO 1 STRINGS
HARPSI CHORD BRASS
CLAVI NEWAGE
VIBRAPHONE FLUTE
CELESTA CLARINET
ACCORDION TENOR SAX
PIPE ORGAN DRUM SET
DRAWBAR ORGAN
E.ORGAN 2 BRIGHTNESS
HARP
DRUM SET
SI11 LAYER CONTRAST EFFECT DEMO VOLUME–
SI12 SPLIT
SI13 –
TRANSPOSE TRANSPOSE
DOWN UP
EXTERNAL/
INTERNAL
ch1 ch2 ch3 ch4
DISK – TUNE/MIDI
TOUCH RESPONS
SI14 ch5 ch6 ch7 ch8 ch9 ch10
SI15 ch11 ch12 ch13 ch14 ch15 ch16
— 9 —
Main PCB JCM660-MA1M
PRINT CIRCUIT BOARD
Top View
Bottom View
— 10 —
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