Sony MZ-S1 Lcd Rst, Vbus DET, Wk Det, Rec Key, Half Lock, Rmc Key, Avdd, Avss, Tslvdd, Nar, ID0

Page 51

MZ-S1

Pin No.

Pin Name

I/O

Description

 

 

 

 

 

 

102

LCD RST

O

Reset control signal output to the liquid crystal display element module

“L”: reset

 

 

 

 

 

103

XMUTE

O

Analog muting control signal output terminal

“L”: muting ON Not used

 

 

 

 

 

 

104

XRST

I

System reset signal input from the power control

“L”: reset

 

 

 

 

 

 

 

105

STAND DET

I

Charging stand detection signal input terminal

Not used

 

106

VB MON

I

Voltage monitor input terminal (A/D input) of the UNREG power supply

 

107

CHG MON

I

Charge voltage monitor input terminal (A/D input)

Not used

 

 

 

 

 

108

VREF MON

I

Clear reference voltage monitor input terminal (A/D input) from the RF amplifier

 

 

 

 

109, 110

SET KEY 1, 2

I

Key input terminal (A/D input) from the switch & liquid crystal display element module

 

 

 

 

 

111

VBUS DET

I

USB power supply voltage detection signal input terminal

 

 

 

 

 

 

112

HIDC MON

I

HIGH DC voltage monitor input terminal (A/D input)

 

113

WK DET

I

Set key and USB start switching detection signal input terminal (A/D input)

114

REC KEY

I

REC key input terminal (A/D input)

 

 

 

115

HALF LOCK

I

OPEN switch detection switch input terminal (A/D input)

 

SW

Input “L” when the open button is pressed. Input “H” in other cases.

 

 

 

 

 

 

 

 

116

RMC KEY

I

Key input terminal (A/D input) from the remote commander attached headphone Not used

 

 

 

 

 

117

AVDD

—

Power supply terminal (for the microcomputer analog) (+2.8V)

 

 

 

 

 

 

 

118

AVSS

—

Ground terminal (for the microcomputer analog)

 

 

 

 

 

 

 

119

TSMVDD

—

Power supply terminal (for the TSB master communication) (+2.8V)

 

120

RMC DTCK

I/O

Serial data input/output with the remote commander attached headphone

Not used

121

TSLVDD

—

Power supply terminal (for the I/F to TSB slave) (+2.3V)

 

 

 

 

 

 

 

 

122, 123

NC

—

Not used

 

 

 

 

 

 

 

 

 

 

124

TAT

—

Not used

 

 

 

 

 

 

 

 

 

 

125

TAN

—

Not used

 

 

 

 

 

 

 

 

 

 

126

NAR

—

Not used

 

 

 

127

ID0

—

Not used

 

 

 

128

SAK

—

Not used

 

 

 

 

 

 

 

 

 

 

129

IT0

—

Not used

 

 

 

 

 

 

 

 

 

 

130

MITY

—

Ground terminal Not used

 

 

 

 

 

 

 

 

 

 

131

SUSPEND

O

USB suspend signal output terminal

 

 

 

 

 

 

 

 

 

 

132

USBIFVDD

—

Power supply terminal (for USB I/F) (+3.6V)

 

 

 

133

UDM

I

USB data (-) input terminal

 

 

 

134

UDP

I

USB data (+) input terminal

 

 

 

135

UPUEN

O

USB pullup resistor connection control output terminal

 

 

 

 

 

 

136

USBOSCVDD

—

Power supply terminal (for the USB oscillation circuit) (+2.4V)

 

 

 

 

 

 

 

 

137

UOSCI

I

Clock (48MHz) input terminal for the USB

 

 

 

 

 

 

 

 

 

 

138

UOSCO

O

Clock (48MHz) output terminal for the USB

 

 

 

 

 

 

 

 

 

139

USBOSCVSS

—

Ground terminal (for the USB oscillation circuit)

 

 

140 to

MODE1 to 3

O

Power supply control signal output for the over write head to the over write head drive

142

 

 

 

 

 

 

 

 

 

 

 

143

HD CON 1

O

Over write head control signal output to the over write head drive

 

 

 

 

 

 

 

 

144

PBVDD

—

Power supply terminal (+2.3V)

 

 

 

 

 

 

 

 

145

HD CON 2

O

Over write head control signal output to the over write head drive

 

 

 

 

 

 

 

146

XTEST

I

Input terminal for test mode set (normally: open)

“L”: test mode

 

 

 

 

 

 

 

 

147

XCS ADC

O

Chip select signal output to the A/D converter

 

 

 

148

XPD ADC

O

Power supply control signal output for the drive to the A/D converter

 

149

VDIOSC

—

Power supply terminal (for the OSC cell) (+2.4V)

 

 

 

 

 

 

 

 

 

150

OSCI

I

System clock (45.1584MHz) input terminal

 

 

 

 

 

 

 

 

 

 

51

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Contents MZ-S1 SpecificationsInputs MZ-S1Flexible Circuit Board Repairing Table of ContentsDisassembly DiagramsOptical 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 Configuration of Test ModeManual Mode Transition Method in Manual Mode000 025ACC 000 C68SCC000 0FEJCC 000 063BCCDescription of Indication History Reset the Error Display CodeDescription of Error Indication Codes Setting Method of Reset The Error Display Code004 FF Sound Skip Check Result Display Mode000 P**R 004ResOK? ResetMZ-S1 Section Electrical Adjustments 021 ###SCC772 AD 336 ###S741 AD 771 AD865 ###S 777 AD778 AD 779 AD874 ###S 871 ###S872 ###S 873 ###S767 AD 764 AD765 AD 766 AD012 ###S Laser Power CheckLaser 011 ###SMain Board Component Side IC501OfstOK AssyAssy11 OfstMO OK CD and MO Overall Adjustment Items000 *** NG CD OKResClr Resume Clear Setting Method043 ###S00 043 ResRewriting the Patch Data PreparationServicing Notes Pre-CheckMZ-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 SSB Data DRAMVSS0DVSS0 DVDD0VG CTL KCSKDI TrstREC KEY LCD RSTVbus DET WK DETVrefl OscoVsiosc DavddIFVSS3 DVSS3DVDD3 IFVDD3EVA FlashvddFlashvss Chassis section Case lower section Section Exploded ViewsMT-MZN707-177 Main board section Chassis Section101 106 105 104 102 103 107 Main Board SectionCase Lower 170171 213 204 205 206 207 212 208 203 202 209 210 201 211 301 302 308 306 303307 304 305 309 310311 359 361 360 363 358 357 356 355354 352 351MZ-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.
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