DS60-112

B.Amplifier Unit

6.MAIN circuit board 1/4

6-1. Remove the amplifier unit (See Item 4 above.)

6-2. Remove the four (4) screws marked [30], four (4) knobs of Rotary variable resisters, four (4) hexagonal nuts and one (1) each of INPUT and SLAVE OUT hexagonal nuts.The MAIN circuit board 1/4 can then be removed. (Fig. 3)

7.MAIN Circuit Boards 2/4, 3/4, 4/4

7-1. Remove the amplifier unit. (See Item 4 above.)

7-2. Remove the one (1) screw marked [210] from each circuit board, which can then be removed. (Fig. 3)

8.Power Transformer

8-1. Remove the amplifier unit. (See Item 4 above.)

8-2. Remove the four (4) screws marked [190A]. The power transformer can then be removed. (Fig. 3)

9.Heat Sink

9-1. Remove the amplifier unit. (See Item 4 above.)

9-2. Remove MAIN circuit boards 2/4, 3/4 and 4/4. (See Item 7 above)

9-3. Remove the three (3) screws marked [190B]. The heat sink can then be removed. (Fig. 3)

[190B]

[210]

[190B]

[210]

[190B]

[210]

[190A]

MAIN 2/4

 

MAIN 4/4

 

 

MAIN 3/4

 

 

 

 

 

 

 

[30]

[30]

[30]

 

 

 

MAIN 1/4

[190A]

[190A]

[30]

 

 

 

 

 

 

 

Hexagonal nut

INPUT

SLAVE OUT

Hexagonal nut

 

 

Knob

 

Fig.3

[30]: Bind Head Tapping Screw-B 3.0X8 MFZN2BL (EP600190)

 

 

[190]: Bind Head Tapping Screw-C 4.0X8 MFZN2BL (VC688900)

[210]: Bind Head Screw SP3.0X12 MFZN2Y (VB763800)

IC BLOCK DIAGRAM

RC4558D-V (IG001390)

IC1, IC2

OP AMP

Output A

1

 

 

 

 

Inverting

2

 

 

 

 

Input A

 

 

-

 

 

Non-Inverting

3

 

 

 

 

 

 

 

 

Input A

 

 

 

 

 

 

 

 

 

-DC Voltage Supply

4

-V

+

+DC Voltage

+V 8 Supply

 

7

Output B

+ -

6

Inverting

Input B

 

5Non-Inverting Input B

7

Page 7
Image 7
Yamaha DS60-112 service manual IC Block Diagram, Amplifier Unit Main circuit board 1/4

DS60-112 specifications

The Yamaha DS60-112 is a versatile and stylish digital stage piano that appeals to both novice and professional musicians alike. Designed to deliver an exceptional playing experience, this instrument combines high-quality sound, advanced technology, and user-friendly features.

One of the standout features of the Yamaha DS60-112 is its extensive digital sound library. It boasts over 600 instrument voices, including acoustic pianos, electric pianos, organs, strings, and various synthesizer sounds. This diverse palette allows musicians to explore different musical genres, whether playing classical, jazz, pop, or rock. The high-quality sound engines ensure that each voice is rich and expressive, providing a realistic playing experience.

Another key characteristic of the DS60-112 is its state-of-the-art polyphony, offering up to 128 voices. This ample polyphony allows users to play complex chords and layered sounds without the worry of notes being cut off. It is particularly beneficial for performers who utilize the pedal for sustain or for those who incorporate many layers in their compositions.

The built-in effects processor further enhances the instrument’s capabilities. With a plethora of effects including reverb, chorus, and modulation, musicians can easily customize their sound. The DS60-112 also incorporates advanced technologies like the Piano Room and Smart Chord features, making it an excellent choice for beginners looking to learn and streamline their playing techniques.

Portability is another strong point of the Yamaha DS60-112. Its lightweight design makes it easy to transport, ideal for musicians who perform at various venues. The instrument is equipped with a user-friendly interface that simplifies the navigation through the extensive sound library and settings, making it accessible for users of any skill level.

In terms of connectivity, the DS60-112 features MIDI and USB ports, allowing easy integration with computers and other digital devices. This feature is invaluable for musicians looking to record their performances or utilize music production software.

With its combination of sophisticated sound, innovative technology, and practical features, the Yamaha DS60-112 stands out as an exceptional digital stage piano. Whether for practice, performance, or composition, this instrument is designed to inspire and elevate any musical endeavor.