Sony MZ-S1 Kcs, Kdi, Trst, Vg Ctl, Aout SEL, Rec Opr Led, Tsb Ssb Ctl, GND SW2, Clk Sel, Gnd Sw

Page 50

MZ-S1

Pin No.

Pin Name

I/O

 

 

 

 

Description

 

 

 

 

 

 

 

 

 

 

 

 

55

KCS

O

Chip select signal output terminal

Not used

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

56

KDI

I

Data input terminal

Not used

 

 

 

 

 

 

 

 

 

 

 

 

 

 

57

TRST

I

Input terminal for the test mode set (normally fixed at “L”)

 

 

 

 

 

 

 

 

58

XOPT CTL

O

Power supply ON/OFF control signal output for the DIN PD drive

 

 

59

VG CTL

O

VG power supply voltage control signal output terminal

Not used

 

60

AOUT SEL

O

HP/LINE changeover signal output terminal

 

Not used

 

 

 

 

 

 

 

 

 

 

 

 

61

REC OPR LED

O

LED ON/OFF control signal output terminal

 

Not used

 

 

 

 

 

 

 

 

 

 

 

62

TSB SSB CTL

O

TSB/SSB changeover control signal output

Not used

 

 

 

 

 

 

 

 

63

GND SW2

O

Battery for Cradle ON/OFF switch control signal output terminal

Not used

 

 

 

 

 

 

 

64

CLK SEL

O

System clock select signal output to the power control

 

 

 

65

MIC SENSE

O

Mic sensitivity control signal output to the mic amplifier

 

 

 

“L”: Low sensitivity

“H”: High sensitivity

 

(normally: “H”) Not used

 

 

 

 

 

 

 

 

 

 

 

66

GND SW

O

GND changeover control signal output terminal

 

 

 

67

XCS LCD

O

Chip select signal output to the liquid crystal display element module

 

 

 

 

 

 

 

68

LCD STB

O

Strobe signal output to the liquid crystal display element module

 

 

 

 

 

 

 

69

MUTE

O

Analog muting control signal output for the headphone amplifier

“H”: muting ON

 

 

 

 

 

 

 

 

 

70

CS RTC

O

Chip select signal output terminal

Not used

 

 

 

 

 

 

 

 

 

 

 

71

XCS NV1

O

Chip select signal (1) output to the nonvolatile memory

 

 

 

72

IFVDD1

—

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

 

 

73

IFVSS1

—

Ground terminal (for the microcomputer I/F block)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

74

XRST MTR

O

Reset control signal output to the motor driver

“L”: reset

 

 

DRV

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

75

XRF RST

O

Reset control signal output to the RF amplifier

“L”: reset

 

 

 

 

 

 

 

 

 

 

 

76

SPDL MON

I

Spindle servo monitor signal input terminal

 

 

 

 

 

 

 

 

 

 

 

 

 

 

77

XHOLD SW

I

HOLD switch input terminal

“L”: hold ON

 

 

 

 

78, 79

JOG A, B

I

Jog dial pulse input terminal

Not used

 

 

 

 

 

 

80, 81

PD S0, PD S1

O

PD IC mode changeover signal output to the optical pick up

 

 

 

 

 

 

 

 

 

82

PAUSE KEY

I

Pause key input terminal from the switch module

 

 

 

 

 

 

 

83

PROTECT

I

Detection input terminal of the record check claw from the protect detection switch “H”: protect

 

 

 

 

 

 

 

 

 

84

SLD MON

I

Sled servo monitor signal input terminal

 

 

 

 

 

 

 

 

 

85

VLON

O

Power supply control signal output for the laser diode drive to the power control

86

DVSS1

—

Ground terminal (for the DSP block)

 

 

 

 

 

 

87

DVDD1

—

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

 

 

 

 

 

 

 

 

 

88

SLEEP

O

System sleep control signal output to the power control

“H”: sleep ON

 

 

 

 

 

 

 

89

FFCLR

O

Input latch output for the start switching to the power control

 

 

 

 

 

 

 

 

 

 

90

CHG GAIN

O

Charge gain control signal output terminal

Not used

 

 

 

 

 

 

 

 

91

CHG CTL

O

Charge ON/OFF control signal output terminal “H”: charge ON

Not used

92

CHGI CTL

O

Charge current control signal output terminal

Not used

 

 

 

93

XHP STBY

O

Power supply control signal output for the head phone

 

 

 

94

XCS NV2

O

Chip select signal (2) output terminal

Not used

 

 

 

 

 

 

 

 

 

 

95

IFVSS2

—

Ground terminal (for the microcomputer I/F block)

 

 

 

 

 

 

 

 

 

96

IFVDD2

—

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

 

 

 

 

 

 

 

 

 

97

T MARK SW

I

T MARK (track mark) switch input terminal

 

“L”: track mark detection

Not used

 

 

 

 

 

98

NC

O

LED ON/OFF control signal output terminal for CHG (charge display)

Not used

99

NC

I

Initial switch detection input terminal

Not used

 

 

 

100

NC

—

Not used

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

101

XUDP UP ON

O

Pullup resistor changeover control signal output terminal

Not used

 

 

 

 

 

 

 

 

 

 

 

 

 

 

50

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Contents Specifications MZ-S1MZ-S1 InputsDiagrams Table of ContentsDisassembly Flexible Circuit Board RepairingMZ-S1 Section Servicing Notes Optical PICK-UP Flexible BoardSystem requirements MZ-S1 Section General Looking at the controlsMZ-S1 Section Disassembly Disassembly FlowCase Lower Section Buckle Upper ASSY, Battery Case LID Case Upper Section Mechanism Deck MT-MZN707-177SET Chassis Assy Main BoardOP Service Assy LCX-5R Gear SA Screw M1.4Holder Assy DC Motor Sled M602Ornament R, Switch Unit MZ-S1 Section Test Mode V1.100Transition Method in Manual Mode Configuration of Test ModeManual Mode Manual000 063BCC 000 C68SCC000 0FEJCC 000 025ACCSetting Method of Reset The Error Display Code Reset the Error Display CodeDescription of Error Indication Codes Description of Indication History004 Sound Skip Check Result Display Mode000 P**R 004 FF021 ###SCC ResetMZ-S1 Section Electrical Adjustments ResOK?771 AD 336 ###S741 AD 772 AD779 AD 777 AD778 AD 865 ###S873 ###S 871 ###S872 ###S 874 ###S766 AD 764 AD765 AD 767 AD011 ###S Laser Power CheckLaser 012 ###SIC501 Main Board Component SideOfst AssyAssy11 OfstOKCD OK CD and MO Overall Adjustment Items000 *** NG MO OK043 Res Resume Clear Setting Method043 ###S00 ResClrPre-Check PreparationServicing Notes Rewriting the Patch DataMZ-S1 MZ-S1 Section Diagrams Block Diagram SERVO/USB SectionBlock Diagram Audio Section Block Diagram DISPLAY/KEY CONTROL/POWER Supply Section Switch & LCD MuduleLead Layouts Semiconductor Location Main BoardIC801 Components identified by mark 0or dotted F2MW Schematic Diagram Main Board 3/4 See page 42 for Waveforms 38 B5Tckd Waveforms 22.7 ∝ sIC Block Diagrams IC301 AK5354VT-E2 IC302 TA2131FL ELIC501 SN761057ADBT IC551 SC111258FCR2 IC601 XPC18A22AFCR2 IC901 XPC18A32FCR2 IC PIN Function Description DVDD0 DRAMVSS0DVSS0 SSB DataTrst KCSKDI VG CTLWK DET LCD RSTVbus DET REC KEYDavdd OscoVsiosc VreflIFVDD3 DVSS3DVDD3 IFVSS3Flashvss EVAFlashvdd Section Exploded Views Chassis section Case lower sectionChassis Section MT-MZN707-177 Main board sectionMain Board Section 101 106 105 104 102 103 107171 Case Lower170 213 204 205 206 207 212 208 203 202 209 210 201 211 311 301302 308 306 303307 304 305 309 310 352 351 358 357 356 355354 359 361 360 363Section Electrical Parts List MZ-S1 MainCAP-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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