Sony MZ-S1 DVSS3, DVDD3, IFVDD3, IFVSS3, Apcref, Trdr, Ffdr, FS4, Sprd, Spfd, Spdv, Spdw, Spcu

Page 53

MZ-S1

Pin No.

Pin Name

I/O

 

Description

 

 

 

 

198

FS256

O

11.2896MHz clock signal output to the external A/D converter

 

 

 

 

199

NC

I

Ground terminal Clock signal input from the external VCO Not used

 

 

 

 

 

 

 

 

200

DVSS3

Ground terminal (for the DSP block)

 

 

 

 

201

DVDD3

Power supply terminal (for the DSP block) (+1.5V)

 

202

ADFG

I

ADIP duplex FM signal (20.05± 1kHz) input from the RF amplifier

 

 

 

 

 

 

203

NC

O

Filter cut off control signal output terminal

Not used

 

 

 

 

 

204

IFVDD3

Power supply terminal (for the microcomputer I/F block) (+2.3V)

 

 

 

 

 

205

IFVSS3

Ground terminal (for the microcomputer I/F block)

 

 

 

 

 

206

APCREF

O

Reference PWM signal output for the laser automatic power control to the RF amplifier

207

TRDR

O

Tracking servo drive PWM signal output (–) to the coil driver

208

TFDR

O

Tracking servo drive PWM signal output (+) to the coil driver

 

 

 

 

209

FFDR

O

Focus servo drive PWM signal output (+) to the coil driver

 

 

 

 

210

FRDR

O

Focus servo drive PWM signal output (–) to the coil driver

 

 

 

 

 

211

FS4

O

176.4kHz clock signal output to the power control

 

 

 

 

 

212

SPRD

O

Spindle motor drive control signal output (U) to the motor driver

213

SPFD

O

Spindle servo drive PWM signal output to the motor driver

214

SPDV

O

Spindle motor drive control signal output (V) to the motor driver

215

SPDW

O

Spindle motor drive control signal output (W) to the motor driver

 

 

 

 

216

SPCU

I

Spindle motor drive comparison signal input (U) from the motor driver

 

 

 

 

217

SPCV

I

Spindle motor drive comparison signal input (V) from the motor driver

 

 

 

 

218

SPCW

I

Spindle motor drive comparison signal input (W) from the motor driver

 

 

 

 

219

SRDR

O

Sled motor drive control signal output (U) to the motor driver

220

SFDR

O

Sled servo drive PWM signal output to the motor driver

221

SLDV

O

Sled motor drive control signal output (V) to the motor driver

 

 

 

 

222

SLDW

O

Sled motor drive control signal output (W) to the motor driver

 

 

 

 

 

 

 

 

223

DVSS4

Ground terminal (for the DSP block)

 

 

 

 

 

 

 

 

 

224

DVDD4

Power supply terminal (for the DSP block) (+1.5V)

 

 

 

 

 

225

SLCU

I

Sled motor drive comparison signal input (U) from the motor driver

226

SLCV

I

Sled motor drive comparison signal input (V) from the motor driver

227

SLCW

I

Sled motor drive comparison signal input (W) from the motor driver

 

 

 

 

228

IFVDD4

Power supply terminal (for the microcomputer I/F block) (+2.3V)

 

 

 

 

 

229

IFVSS4

Ground terminal (for the microcomputer I/F block)

 

 

 

 

 

230

EFMO

O

EFM encode data output for the record to the over write head drive

 

 

 

 

 

 

 

 

231 to

MNT0 to 2

O

DSP monitor (0) to (2) output terminal

Not used

 

233

 

 

 

 

 

 

 

 

 

 

 

 

 

 

234

MNT3

O

Off track signal output from the DSP monitor (3)

 

 

235

SENSE

O

DSP internal status (DSP SENS monitor) signal output terminal Not used

 

 

 

 

236

TX

O

Record data output enable signal output monitor terminal of the DSP Not used

 

 

 

 

 

237

RECP

O

Laser power changeover signal output terminal

Not used

 

 

 

 

 

238

LRCKI/XELT

I

Input terminal for the PCM data I/F/ ATRAC data I/F

Not used

 

 

 

 

 

239

XBCKI/ECK

I

Input terminal for the PCM data I/F/ ATRAC data I/F

Not used

240

DATAI/EDT

I

Input terminal for the PCM data I/F/ ATRAC data I/F

Not used

241

XERQ

I

Input terminal for the ATRAC data I/F

Not used

 

 

 

 

 

 

 

242

A11

O

Address signal output terminal for D-RAM

Not used

 

 

 

 

 

 

243

XOE

O

Output enable signal output terminal for D-RAM

Not used

 

 

 

 

 

244

XWE

O

Data write enable signal output terminal for D-RAM

Not used

 

 

 

 

 

 

 

245

TSTDR3

I

Test input terminal for D-RAM Not used

 

 

 

53

Image 53
Contents MZ-S1 SpecificationsInputs MZ-S1Disassembly Table of ContentsDiagrams Flexible Circuit Board RepairingOptical PICK-UP Flexible Board MZ-S1 Section Servicing NotesSystem requirements Looking at the controls MZ-S1 Section GeneralDisassembly Flow MZ-S1 Section DisassemblyCase Lower Section Buckle Upper ASSY, Battery Case LID Mechanism Deck MT-MZN707-177 Case Upper SectionMain Board SET Chassis AssyGear SA Screw M1.4 OP Service Assy LCX-5RDC Motor Sled M602 Holder AssyOrnament R, Switch Unit V1.100 MZ-S1 Section Test ModeManual Mode Configuration of Test ModeTransition Method in Manual Mode Manual000 0FEJCC 000 C68SCC000 063BCC 000 025ACCDescription of Error Indication Codes Reset the Error Display CodeSetting Method of Reset The Error Display Code Description of Indication History000 P**R Sound Skip Check Result Display Mode004 004 FFMZ-S1 Section Electrical Adjustments Reset021 ###SCC ResOK?741 AD 336 ###S771 AD 772 AD778 AD 777 AD779 AD 865 ###S872 ###S 871 ###S873 ###S 874 ###S765 AD 764 AD766 AD 767 ADLaser Laser Power Check011 ###S 012 ###SMain Board Component Side IC501Assy11 AssyOfst OfstOK000 *** NG CD and MO Overall Adjustment ItemsCD OK MO OK043 ###S00 Resume Clear Setting Method043 Res ResClrServicing Notes PreparationPre-Check Rewriting the Patch DataMZ-S1 Block Diagram SERVO/USB Section MZ-S1 Section DiagramsBlock Diagram Audio Section Switch & LCD Mudule Block Diagram DISPLAY/KEY CONTROL/POWER Supply SectionLead Layouts Main Board Semiconductor LocationIC801 Components identified by mark 0or dotted F2MW 38 B5 Schematic Diagram Main Board 3/4 See page 42 for WaveformsTckd 22.7 ∝ s WaveformsIC302 TA2131FL EL IC Block Diagrams IC301 AK5354VT-E2IC501 SN761057ADBT IC551 SC111258FCR2 IC601 XPC18A22AFCR2 IC901 XPC18A32FCR2 IC PIN Function Description DVSS0 DRAMVSS0DVDD0 SSB DataKDI KCSTrst VG CTLVbus DET LCD RSTWK DET REC KEYVsiosc OscoDavdd VreflDVDD3 DVSS3IFVDD3 IFVSS3Flashvss EVAFlashvdd Chassis section Case lower section Section Exploded ViewsMT-MZN707-177 Main board section Chassis Section101 106 105 104 102 103 107 Main Board Section171 Case Lower170 213 204 205 206 207 212 208 203 202 209 210 201 211 311 301302 308 306 303307 304 305 309 310 354 358 357 356 355352 351 359 361 360 363MZ-S1 Main Section Electrical Parts ListCAP-CHIP XPC18A22AFCR2 Switch OPEN/CLOSE Detect Line Filter Memo Revision History

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.