6-8. SCHEMATIC DIAGRAM – MAIN Board (2/4) – • See page 42 for Waveform. See page 43 for IC Block Diagrams.

(2/4)

MZ-S1

D1

A1

A2

A3

A4

A5

SCW SCV

3C

2C

1C

-KR T

+KR T

C522

0.1

VCPVLP

D904

R906

 

MA111-TX

0

 

R914

 

 

100

 

 

 

5%

5%.

D2

D3

D4

D5

D6

M602

(SLED)

U

A6

(Page 38)

A7

A8

A9

A10

A11

A12

N

CN502

10P

1

SLEDN

 

SCU

 

SP

 

SMU

 

SMV

 

SMW

 

XMD

 

C561

 

0.1

1.0

CMW

CMV

C551

CMU

 

CP

CCU

R560

2.2k

 

R561

2.2k

 

R562

2.2k

 

 

C557

C558

 

0.047

0.047

UI2

I2V

I2W

2W DGN

2OW

 

 

 

P

 

PWM2

 

 

 

 

CPUO2

 

 

 

 

CPVO2

 

 

 

 

CPWO2

 

 

 

 

OE

 

 

 

 

GND1

 

 

 

 

VC

 

 

 

 

VG

 

 

 

 

CPWO1

 

 

 

 

CPVO1

 

 

 

 

CPUO1

 

 

 

 

PWM1

 

 

 

 

UI1

 

 

1

 

 

 

WDN PG

 

 

I1V

I1W

O1W

4C

VCC

WCC

D1

D2

D3

C559

0.047 D4

0

0

L552

L551

2VW VM

2OV

2UV DPGN

2O U

2UM V

R2VM

2O R

2DN PG

2FO

F2MW

 

 

 

 

 

 

 

 

 

FI2

 

 

 

 

 

 

 

 

 

RI2

 

 

 

 

 

 

 

 

 

COM2

 

 

 

 

 

 

 

 

 

CPUI2

 

 

 

 

 

 

 

 

 

CPVI2

 

 

 

 

 

 

 

 

 

CPWI2

 

 

 

 

 

 

 

 

 

NC

FOCUS/TRACKING COIL DRIVE,

 

 

GND2

SPINDLE/SLED MOTOR DRIVE

 

 

 

 

CPWI1

 

 

IC551

 

 

 

 

 

 

 

 

 

 

 

 

 

 

SC111258FCR2

 

 

 

 

CPVI1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

CPUI1

 

 

 

 

 

 

 

 

 

COM1

 

 

1V

 

 

 

 

 

 

RI1

 

 

 

 

 

 

 

 

FI1

1W VVM

 

UND PG

 

 

 

 

1DGN P

 

1OV

1O U

1UM V

1RVM

1O R

1FO

F1M V

5C

6C

L554

L553

 

0

0

 

 

 

 

C512

C521

 

 

 

0.1

0.1

 

 

FCS-

FCS+

 

C927

C916

0.1

1

DGN

CN

VOLTAGE

UT

DD

DETECTOR

 

TF1

TR1

D4

D3

D2

D1

D5

D6

D7

D8

FR1

FF1

XRST

 

 

CSEL

 

 

FF

 

 

SL

 

Q904

C924

R927

2SA1745-6.7TL

1000p

 

 

1M

 

 

 

Q903,904

 

 

B+ SWITCH

 

 

R928

 

 

100k

 

R925

Q903

 

 

 

 

 

 

.0

 

0

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

22k

 

7k.4

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

R946

R948

R936

 

R917

 

 

C901

 

 

 

 

 

 

 

 

 

 

 

 

100k

 

 

 

 

 

10

 

 

 

 

 

 

 

 

 

 

 

 

10k

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

0.5%

 

 

 

 

 

6.3V

 

 

 

 

 

 

 

 

 

 

 

 

0.5%

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

C919

 

 

 

 

 

 

 

C902

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

10

 

 

 

 

 

 

 

 

 

 

 

 

10

6.3V

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

6.3V

 

 

 

 

 

 

 

 

 

 

 

 

 

R947

R915

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1k

 

2.2k

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

0.5%

0.5%

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

C920

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

10

6.3V

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

R909

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

10k

 

 

 

 

 

 

 

 

 

 

 

 

 

D901

 

 

 

 

L901

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

100

H

 

 

 

 

 

 

 

 

 

 

 

 

 

MA2YD1500LS0

 

 

 

 

 

 

AP912

 

 

 

 

 

 

 

 

 

H

 

 

 

 

 

 

 

 

R941

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

22k

 

(VCO)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

10

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

L906

 

 

 

 

 

 

 

 

C926

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

10

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

6.3V

 

C911

 

IFV

AV

 

AFBV

 

IFFBV

 

VC

 

VC

 

 

 

 

 

 

 

R902

 

 

10

 

 

FBVD

NDG

VCO

TVCOU

L1

CN

ND1PG

GND1P

 

 

470k

 

 

6.3V

 

 

 

 

 

 

 

 

 

 

 

 

R903

C905

 

 

NC

 

 

 

 

 

 

 

 

 

 

 

 

 

 

L1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

2.2k

0.1

R911

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

VD

 

 

 

 

 

 

 

 

 

 

 

 

 

 

RF1

 

 

 

 

 

470

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

VC2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

INM1

 

 

 

 

 

 

XRST

 

 

 

 

 

 

 

 

 

 

 

 

 

 

DTC1

 

C908

0.1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

C917

0.1

CRST

 

 

 

 

 

 

 

 

 

 

 

 

 

 

DTC2

 

C921

0.1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

C915

 

RSTREF

 

 

 

 

 

 

 

 

 

 

 

 

 

 

RF2

 

 

 

 

0.1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

C906

0.01

 

R905

 

 

VREF

 

 

 

 

 

 

 

 

 

 

 

 

 

 

INM2

 

 

 

2.2k

 

 

VB

 

 

 

 

 

POWER CONTROL

 

 

 

 

 

VDRF

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

GND

 

 

 

 

 

 

IC901

 

 

 

 

 

 

VGFB

 

 

 

 

C928

CLKSEL

 

 

 

 

 

XPC18A32FCR2

 

 

 

 

 

VG

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

0.1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

VAIFON

 

 

 

 

 

 

 

 

 

 

 

 

 

 

LG

 

 

 

 

 

 

FFCLR

 

 

 

 

 

 

 

 

 

 

 

 

 

 

PGND2

 

 

 

 

 

 

SLEEP

 

 

 

 

 

 

 

 

 

 

 

 

 

 

L2

C907

 

D903 TX- MA729

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

2.2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

CLK

 

 

 

 

 

 

 

 

 

 

 

 

D2PGN

D2PGN

NC

 

 

 

 

 

NLO V

1KXW

 

K2XW

3KW X

K4W X

STBV

CM RV

NDG

VL

LOV

VL

L2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

R922

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

22k

 

 

 

 

 

 

 

 

 

 

 

C914

 

 

 

 

 

 

 

 

 

 

 

 

R907

1M

 

 

 

 

 

 

 

0.1

 

 

 

 

 

 

 

 

 

 

 

R910

10k

C922

1000p

L905 100H

D7

(Page 40)

W

M603

OVER WRITE HEAD UP/DOWN

U

W

M601

(SPINDLE)

V

C1

 

 

SLEDU

C2

 

 

SLEDV

 

 

C3

 

 

SLEDW

 

 

 

 

 

HD DRV-

 

 

 

HD DRV+

R551 10k

 

 

CLVW

C4

 

 

R552 10k

 

 

CLVV

C5

 

 

R553 10k

 

 

CLVU

C6

 

 

 

 

 

N

 

 

 

CLVN

 

 

 

10

022.

01.0

022.

 

 

0

C565

0

V

C562

C563

D5

D6

D7

D8

01.0

022.

01.0

C566

0

C567

C564

O

V

IC902

 

 

XC61CN0802NR

R919

47k

0.5%

R918

10k

0.5%

220k

2SD2216J-R

 

(TX).SO

R924

 

220k

 

 

Q902

R923

2SD2216J-R

220k

(TX).SO

 

Q901

 

2SD2216J-R

 

(TX).SO

Q901,902

SWITCHING

R921

470k

 

 

 

 

 

 

 

R916

220k

 

 

 

 

L904

 

 

 

 

 

 

10H

 

L902

 

 

 

 

 

 

 

D902

R908

100k

 

 

 

 

R920

22H

 

 

 

 

MA2YD1500LS0

 

 

 

 

 

 

10k

 

 

 

 

TED W

 

 

 

 

 

 

NOL V

KCE R

FLA H

0.5%

 

 

 

 

C904

 

 

 

 

22

 

 

 

 

 

 

 

 

6.3V

 

 

 

 

 

 

 

 

 

C903

 

C910

C909

 

 

C912

C913

100

 

1000p

1000p

 

 

6.3V

 

 

 

1000p

4700p

 

 

 

 

 

 

 

 

 

ZZ3

ZZ2

 

ZZ1

 

 

 

 

 

 

 

 

 

 

 

AP913

 

 

 

 

 

 

 

 

(VLO)

 

C918

2.2

D8

D9

D10

D11

39 39

Page 39
Image 39
Sony MZ-S1 service manual F2MW

MZ-S1 specifications

The Sony MZ-S1 is a portable MiniDisc recorder that reflects Sony's commitment to innovation in the realm of digital audio technology. Launched in the early 2000s, this model stood out for its sophisticated design and advanced features, catering to audiophiles and casual listeners alike. The MZ-S1 was particularly popular for its ability to record audio in a compact format, making it an attractive option for those who desired high-quality sound in a portable package.

One of the defining characteristics of the MZ-S1 is its use of MiniDisc technology, which allowed users to record and store audio with impressive sound quality. It leveraged Sony’s ATRAC (Adaptive Transform Acoustic Coding) compression, ensuring that recordings maintained clarity while efficiently utilizing disk space. The MZ-S1 supported various recording modes, including SP (Standard Play) and LP (Long Play), providing flexibility in terms of sound quality and recording duration. This capability made the MZ-S1 an ideal choice for musicians looking to record rehearsals, as well as for consumers wanting to create custom playlists.

The MZ-S1 features a sleek, compact design that embodies the portability and aesthetics of early 2000s electronics. Its user-friendly interface is complemented by an LCD display that provides essential information such as track numbers, remaining recording time, and battery life. Additionally, the MZ-S1 was equipped with various connectivity options, including a line-in for direct recording from external sources and a headphone jack with volume control for private listening.

Powering the device was a rechargeable battery, which allowed for extended use without the need for constant replacements. The MZ-S1 also featured a durable construction, appealing to users who needed a reliable audio recorder for travel or outdoor use. This model proved particularly popular among students, journalists, and music enthusiasts, as its compact size and high-quality output made it an indispensable tool for capturing audio on the go.

Moreover, the MZ-S1 allowed users to edit tracks directly on the device, facilitating seamless transitions between recordings. With its blend of innovative features, robust technology, and portable design, the Sony MZ-S1 remains a noteworthy piece of audio equipment, encapsulating an era of digital audio evolution that paved the way for modern music consumption.