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MIDI
IN
OUT
To HOST
uPD4721GS-GJG
IC411
ANI0 ~ 2
PEDAL
RAM (128KB)
CY621268VLL-55ZIT
LSI3
ROM (8MB)
MA0 ~ 22
D2364000ALGY524JE3
MD0 ~ 15
LSI4
ROM (8MB)
D2364000ALGY523JE3
LSI5
MIC IN
MIC Volume
LINE IN
L
R
Power
Transformer
(T101)
Power Supply
IC401: NJM78M05FA
IC402: NJM78M15FA
BLOCK DIAGRAM
LCD Controller
ML9040-B03GA (LSI301)
MSM5259GS-K (LSI302)
Reset IC
RN5VD2BAA
(LSI301,LSI351)
IC17
M-IN
M-OUT
CPU
uPD703107GJ015-UEN
LSI6
EA0 ~ 15
ED4 ~ 19
DSP
uPD914AGM-3ED
LSI2
LRI0
CKI0
SIA0
SYCK0
A/D Converter
PCM1800E/2K
IC3
Filter
IC405, IC406
Voltage Selector
Power
Switch
(SW400)
AVCC (+18V)
VDZ (+3.5V)
VDB (+3.5V)
LVDD (+5V)
DVD (+5V)
FVD (+5V)
AVDD (+5V)
LEDs
Buttons
TC190C020AF
SW/LED
LRCK
Controller
uPD65881GB
D0
CA0 ~ 21
V3D0 ~ 15
SYCK
CK00
CA1 ~ 6
V3D0 ~ 15
Mute
D/A Converter
PCM69BU/2K
IC2
Filter
IC403, IC404, IC405
Main
Volume
Power Amp.
LM4765T
IC403
Mute
SP
L
HEADPHONE
— 4 —
Keyboard
KC0 ~ 7
Controller
FI0 ~ 10
SI0 ~ 10
LSI1
CA0 ~ 14
FDD Controller
ML6757GA-115
V3D0 ~ 7
ROM (4MB)
CA0 ~ 21
MR27V3202E-J9MA
V3D0 ~ 15
ROM (4MB)
CA0 ~ 21
MR27V3202E-J8MA
V3D0 ~ 15
CA1 ~ 18
RAM (512KB)
HM62W16258BL TT-5
V3D0 ~ 15
Mute
R
Keyboard
FDD
LSI10
LSI8
LSI9
LSI7
LINE OUT
L
R
SP
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