Pcb Layout - Casio AP-40 Service Manual

PS3M
POWER
ON
OFF
CONTROL
E TRANSPOSE
CONTROL
E TUNE
E MIDI
E BRILLIANCE
E METRONOME VOL
KY1M
PS4M
PCB
Main PCB
Jack PCBs
Console PCBs
Power PCB

PCB LAYOUT

PS2M
PS11
CN2M
BRILLIANCE PIANO 1 PIANO 2 E.PIANO HARPSICHORD W. BASS
ROOM
MELLOW BRIGHT
STAGE LIGHT
TONE LOWER TONE
HALL 1 CHORUS MIDDLE
HALL2 TREMOLO HEAVY
MIDI VOLUME REVERB CHORUS/TREMOLO PIPE ORGAN STRINGS VIBRAHONE CHOIR E. BASS TOUCH SELECT
MIN MAX
JCM434-
MA1M
PS2M
PS3M
PS4M
CN1M
CN2M
PS11
MA1M
CN1M
TRACK
A B
SONG LESSON/MEMORY
VALUE
MALTI FUNCTION DISPLAY
TEMPO/BEAT/
FIXED METRONOME PLAY/STOP SONG PART
L R
KY2M
Components
CPU, DSP, Sound Source ROM Working storage RAM,
Effect RAM Reset IC, DAC, Filter, Key con-troller, Power
amp, Power supply circuit
LINE IN/OUT jack, MIDI jacks
Phone jacks
Power indicator
Gate array (Button controller/LED driver), LEDs, Buttons
Main Volume, Brilliance volume, LEDS, Buttons
Fuse, Noise filter
— 3 —
RECORD
PHRASE REPEAT PHRASE REPEAT NEXT DEMO
KY3M