Casio WK-1500 Eoeb, VCC7, Eceb, VCC4, GND4, GND6, LSI12, Solp DAC IC11 Rout, LSI17, BOK WOK1, ED7

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Pin No.

Terminal

In/Out

Function

106

EOEB

Out

Read enable signal output for the effect RAM

108

VCC7

In

+5 V source

111

ECEB

Out

Chip select signal output for the effect RAM

113 ~ 117

ED11 ~ ED15

Not used

118

VCC4

In

+5 V source

119

GND4

In

Ground (0 V) source

120 ~ 122

ED8 ~ ED10

Not used

123 ~ 130

ED0 ~ ED7

In/Out

Data bus for the effect RAM

131

GND6

In

Ground (0 V) source

132 ~ 134

Not used. Connected to ground.

135, 136

Not used

Block diagram of DSP and DAC circuit

Sound Source ROM

LSI12

MX23C2410MC-12CA51

 

CE A0 ~ A20

Q0 ~ Q15

RA22

RA0 ~

RD0 ~

RA20

RD15

 

 

SOLP: Sound data

BOK: Bit clock

WOK1: Word clock

D0 ~ D7

SOLP

SI

DAC IC11

ROUT

A0 ~ A3

KO signal

LSIB

generator

RDAB

 

LSI17

WRAB

UPD65611GB

RESET

 

 

DSP

CCSB LSI11 CRDB HG51B155FD-1

CWRB

RESB

ECEB EOEB EWEB

BOK

WOK1

CLK

LRCK

UPD6376GS

PG

X11

LOUT

CS

OE WE

ED0 ~

EA0 ~

ED7

EA14

 

 

 

 

 

 

 

 

 

 

 

I/01 ~ I/08

A0 ~ A14

Effect RAM (256K-bit)

LSI13

LC33832M-70-TLM

24.576 MHz

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Contents WK-1500 Specifications ContentsElectrical MidiIN, OUT Reset RH5VL36AA Block DiagramKEY Matrix Circuit DescriptionPower Supply Circuit Nomenclature of KeysButton Matrix Digital Signal Processor LSI11 HG51B155FD-1 GND7 CE1, TrsbVCC6 CK0VCC7 EoebEceb VCC4KEY Controller LSI16 HG52E35P Filter Block Reset Circuit Power Amplifier IC201 LA4620LED Driving CPUCH1 CH2 Major WaveformsCH2 CH3 CH1 CH2 C CH3Main PCB JCM717-MA1M Printed Circuit BoardsMain PCB JCM717-MA1M Schematic DiagramsSUB PCB KDM717-MA2M Console PCBs KDM717-CN1M/CN2/CN3/CN4 Keyboard PCBs JCM762T-KY1M/KY2M/KY3 Exploded View Parts List Keyboard PCBs Code No Parts Name Specification MA0900761A Sep

WK-1500 specifications

The Casio WK-1500 is a versatile and user-friendly keyboard designed for aspiring musicians and experienced players alike. Part of Casio’s renowned line of portable keyboards, the WK-1500 combines advanced features with a compact design, making it a suitable choice for both home practice and live performances.

At the heart of the WK-1500 is its impressive sound engine, which boasts an extensive library of sounds. With over 600 built-in tones, including a variety of acoustic and electronic instruments, players can easily find the perfect voice for any musical genre. The keyboard also features over 180 rhythms, allowing users to explore a broader musical landscape and enhance their compositions with supportive accompaniments.

One of the standout features of the WK-1500 is its 76 full-size touch-sensitive keys. This is particularly beneficial for pianists, as the touch sensitivity provides a more responsive playing experience. Players can express dynamics and nuances in their performances, enriching their musical interpretations.

The WK-1500 is also equipped with a powerful performance tool known as the "Advanced Synthesizer." This technology allows users to create and modify sounds in real-time, providing endless creative possibilities. Additionally, the keyboard includes a built-in arpeggiator that offers various patterns and styles, further expanding the creative potential.

For those who enjoy composing and recording, the WK-1500 offers built-in song storage with the ability to save and play back original compositions. Users can also connect the keyboard to a computer via USB, making it easy to transfer MIDI data or use the keyboard in conjunction with digital audio workstations.

Another notable characteristic of the WK-1500 is its durability and portability. Weighing in at just under 10 pounds, it is lightweight enough to transport easily. The keyboard also comes with a robust stand and a power adapter, ensuring that musicians can play wherever they go.

In conclusion, the Casio WK-1500 is a feature-packed keyboard that caters to the needs of a wide range of musicians. With its extensive sound library, touch-sensitive keys, advanced synthesizer capabilities, and portability, the WK-1500 stands out as an excellent choice for both learning and performing, ensuring it remains a popular option in the world of portable keyboards. This combination of features, technology, and user-friendly design makes it a valuable instrument for music enthusiasts of all levels.