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Casio CTK-611 Service Manual

Casio CTK-611
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— 3 —
KC0 ~ KC7
FI0 ~ FI9
SI0 ~ SI9
KI0 ~ KI2
PB0 ~ PB3
P10, P13
P14, P17
Working Storage
RAM (256K-bit)
LSI4
TC55257DFL-70L(EL)
MIDI
EA0 ~
EA14
EIO0 ~
EIO7
Sound Source ROM
(16M-bit)
LSI3
UPD23C16000WGX-
C51
LRCK
SO
BCK
D/A Converter
LSI6
UPD6379GR
Filter
Q107 ~ Q110
Main
Volume
Power Amplifier
IC101
TA8248K
Keyboard
MA0 ~ MA19
Power Supply Circuit
Q101 ~ Q105,
D106/107, D190
VCC
AVDD
VDD
DVDDLVDD
VC
APO
Effect RAM
(256K-bit)
LSI5
TC55257DFL-
70L(EL)
MD0
~
MD7
Speakers
Output
MA0
~
MA14
MA0, MA1
LRCK, SO
BCK, SINK
LCD
LCD Driver
LSI401
SED1278F2A
SEG1 ~ SEG40
INOUT
Reset IC
IC1
RN5VD40AA
RESET
COM1 ~ COM16
DSP
LSI2
HG51B277FB-1
MD0 ~ MD15
CPU
LSI1
UPD913GF-3BA
Buttons
Assingnable Jack
PB4
VDD
Power Switch
NMI
FI10
P23
PA0 ~ PA5
PB0 ~ PB3
BLOCK DIAGRAM
MC-Service

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Preview: User Guide
User Guide26 pages

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Casio CTK-611 Specifications

General IconGeneral
BrandCasio
ModelCTK-611
CategoryElectronic Keyboard
LanguageEnglish

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