Sony MZ-N1 Lcd Rst, Vref MON, Vbus DET, Wk Det, Rec Key, Half Lock, Rmc Key, Avdd, Avss, Tslvdd

Page 49

MZ-N1

Pin No.

Pin Name

I/O

Description

 

 

 

 

101

XUDP UP ON

O

Pull-up resistor changeover control signal output of USB data (+) output terminal Not used

 

 

 

 

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 to the headphone amplifier “L”: muting ON

 

 

 

 

104

XRST

I

System reset signal input from the power control “L”: reset

 

 

 

 

105

STAND DET

I

USB cradle detection signal input terminal

 

 

 

 

106

VB MON

I

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

 

 

 

 

107

CHG MON

I

Charge voltage monitor input (A/D input) from the power control

 

 

 

 

108

VREF MON

I

Clear reference voltage monitor input (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 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 button 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

 

 

 

 

117

AVDD

—

Power supply terminal (for the microcomputer analog) (+2.6V)

 

 

 

 

118

AVSS

—

Ground terminal (for the microcomputer analog)

 

 

 

 

119

TSMVDD

—

Power supply terminal (for the TSB master communication) (+2.6V)

 

 

 

 

120

RMC DTCK

I/O

Serial data input/output with the remote commander attached headphone

 

 

 

 

121

TSLVDD

—

Power supply terminal (for the I/F to TSB slave) (+1.7V)

 

 

 

 

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

—

Not used

 

 

 

 

131

SUSPEND

O

USB suspend signal output terminal Not used

 

 

 

 

132

USBIFVDD

—

Power supply terminal (for USB I/F) (+3V)

 

 

 

 

133

UDM

I

USB data (-) input terminal

 

 

 

 

134

UDP

I

USB data (+) input terminal

 

 

 

 

135

UPUEN

O

USB pull-up resistor connection control output terminal

 

 

 

 

136

USBOSCVDD

—

Power supply terminal (for the USB oscillation circuit) (+2.2V)

 

 

 

 

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 (+1.7V)

 

 

 

 

145

HD CON 2

O

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

 

 

 

 

146

XTEST

I

Terminal for test mode set (normally: open) “L”: test mode

 

 

 

 

147

XCS ADA

O

Chip select signal output to the A/D converter

 

 

 

 

148

XPD ADA

O

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

 

 

 

 

49

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Contents 873-443-01 SpecificationsMZ-N1 Battery lifeDisassembly Table of ContentsDiagrams Flexible Circuit Board RepairingSystem requirements MZ-N1 Section Servicing NotesRecorder Section GeneralDisassembly Flow MZ-N1 Section DisassemblyUpper Panel Section Bottom Panel AssyMain Board Section LCD MODULE, Upper Panel AssyMD Mechanism Deck MT-MZN1-171, Chassis Assy Battery Case ASSY, Main BoardGear SA Screw M1.4 OP Service Assy LCX-5RDC Motor Sled M602 Holder AssyOver write head up/down Setting Method of Test Mode MZ-N1 Section Test ModeOperation in Setting the Test Mode Releasing the Test ModeManual Mode Configuration of Test ModeTransition method in manual mode A n u a lF F J 0 011 C 6 8 S 0011 0 6 3 B 0 011 0 5 9 a 0Description of error indication codes Reset the Error Display CodeSetting method of reset the error display code Description of indication historyPush 000 P * * R000 JOG+ 000 JOG+OKSET OK RPLAYRMC OK MZ-N1 Section Electrical Adjustments ResetResNV CC ResOK?Dfct AbcdGn861 V1 num 862 V1 dat874 V6 dat 873 V6 numVclPWM Power Supply Manual AdjustmentVLpwmL VLpwmHRECpwH RECpwLVdpwm SetTmpIC301 WritPwAssy11 AssyOfst OfstOKCD OK 000 *** NGMO OK Resume CCServicing Notes PreparationPre-check Rewriting the patch dataMZ-N1 MZ-N1 Block Diagram SERVO/USB Section MZ-N1 Section DiagramsBeep Mute HP/L Block Diagram Audio SectionBlock Diagram DISPLAY/KEY CONTROL/POWER Supply Section Lead Layouts Main Board Semiconductor LocationIC301 See page 41 for IC Block Diagrams Schematic Diagram Main Board 1/4Flah 4S08 Schematic Diagram Main Board 3/4 See page 40 for WaveformsComponents identified by mark 0or dotted MVp-p WaveformsIC302 AN17020A-VB IC Block Diagrams IC301 AK5354VT-E2IC501 SN761057A IC551 SC111258FCR2 IC601 XPC18A22AFCR2 IC901 XPC18A32AFCR2 IC PIN Function Description DVSS0 DRAMVSS0DVDD0 SSB DataTrst KDIVG CTL Aout SELVref MON LCD RSTVbus DET WK DETOsci VdioscOsco VsioscDVSS3 LrckDVDD3 IFVDD3XWE XOEEVA FlashvddKNOB, Balance White . . . RED MZ-N1 Section Exploded ViewsNot supplied Bottom Panel Section107 Chassis Section108 101 102 103 102 104Main BOARD, Complete FR 155 156 157 154 152 153 151312 MD Mechanism Deck Section MT-MZN1-171322 315MZ-N1 Main Section Electrical Parts ListMica Chip IC XC61CN0802NR Except FR Short 505 501 502504 503Revision History
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Manual 64 pages 14.67 Kb

MZ-N1 specifications

The Sony MZ-N1, a revered model in the world of portable mini-disc players, holds a special place in the hearts of audiophiles and casual listeners alike. Launched as part of Sony's celebrated mini-disc lineup, it exemplifies the innovative spirit of its time with a sleek, compact design and a suite of features that appealed to music lovers.

At the heart of the MZ-N1 is its support for both standard and high-speed recording, allowing users to transfer their favorite tracks from CDs or other sources quickly and efficiently. The unit employs a unique mechanism known as the ATRAC codec, which optimizes audio compression while maintaining sound quality. This technology enables users to fit numerous tracks onto a single mini-disc, transforming how music was stored and played back.

One of its standout features is the inclusion of SonicStage software, which serves as a companion for managing music libraries. Users can edit playlists, transfer tracks, and organize their music collection seamlessly. The player supports various formats, including MP3, making it versatile in its playback capabilities. Additionally, the MZ-N1 is equipped with a backlit display, facilitating easy navigation even in low-light conditions.

Another notable characteristic of the MZ-N1 is its impressive battery life, offering hours of continuous playback on a single charge. This longevity made it an attractive option for users on the go, ensuring that their music would last through long commutes or road trips without interruption.

Furthermore, the MZ-N1 features a headphone amplifier that enhances sound quality, providing a richer audio experience. The player boasts a range of sound customizations, allowing users to adjust equalizer settings to suit their preferred listening style.

In terms of design, the MZ-N1 is compact, lightweight, and sturdy, making it highly portable. The simple, intuitive interface ensures that users can navigate through functions with ease, enhancing the overall listening experience.

Overall, the Sony MZ-N1 stands as a remarkable blend of technology and user-friendly design, showcasing the innovation of the early 2000s portable audio solutions. Its combination of sound quality, flexibility, and battery efficiency has solidified its status as a classic in the realm of mini-disc players. While modern digital music players have largely eclipsed this technology, the legacy of the MZ-N1 endures in the memories of those who experienced its audio marvels.
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