Sony MZ-N1 Vdiosc, Osci, Osco, Vsiosc, Davdd, Vrefl, Aoutl, Vrefr, Davss, Asyo, Asyi, AVD1, Bias

Page 50

MZ-N1

Pin No.

Pin Name

I/O

Description

 

 

 

 

 

 

 

149

VDIOSC

Power supply terminal (for the OSC cell) (+2.2V)

 

 

 

 

 

 

 

 

150

OSCI

I

System clock (45.1584MHz) input terminal

 

 

 

 

 

 

 

 

151

OSCO

O

System clock (45.1584MHz) output terminal

 

 

 

 

 

 

 

 

152

VSIOSC

I

Ground terminal (for the OSC cell)

 

 

 

 

 

 

153

DAVDD

Power supply terminal (for the built-in D/A converter) (+2.2V)

 

 

 

 

154

VREFL

I

Reference voltage input terminal (for the built-in D/A converter L-CH)

 

 

 

 

 

 

155

AOUTL

O

Built-in D/A converter (L-CH) output terminal

 

 

 

 

 

 

 

 

156

AOUTR

O

Built-in D/A converter (R-CH) output terminal

 

 

 

 

 

 

157

VREFR

I

Reference voltage input terminal (for the built-in D/A converter R-CH)

 

 

 

 

 

 

158

DAVSS

Ground terminal (for the built-in D/A converter)

 

 

 

 

 

 

 

 

159

ASYO

O

Playback EFM duplex signal output terminal

 

 

 

 

 

 

 

160

ASYI

I

Playback EFM comparison slice level input terminal

 

 

 

 

 

161

AVD1

Power supply terminal (for the DSP asymmetry system analog) (+2.2V)

 

 

 

 

162

BIAS

I

Bias current input terminal for the playback EFM comparison

 

 

 

 

163

RFI

I

Playback EFM the RF signal input from the RF amplifier

 

 

 

 

164

AVS1

Ground terminal (for the DSP asymmetry system analog)

 

 

 

 

165

PCO

O

Phase comparison output terminal for the playback EFM system master PLL

 

 

 

 

166

FILI

I

Filter input terminal for the playback EFM system master PLL

 

 

 

 

167

FILO

O

Filter output terminal for the playback EFM system master PLL

 

 

 

 

168

CLTV

I

Internal VCO control voltage input terminal for the playback EFM system master PLL

 

 

 

 

169

PEAK

I

Peak hold signal input of the light amount signal (RF/ABCD) from the RF amplifier

 

 

 

 

170

BOTM

I

Bottom hold signal input of the light amount signal (RF/ABCD) from the RF amplifier

 

 

 

 

171

ABCD

I

Light amount signal (ABCD) input from the RF amplifier

 

 

 

 

 

172

FE

I

Focus error signal input from the Focus error amplifier

 

 

 

 

 

173

AUX1

I

Support signal (I3 signal/temperature signal) input terminal (A/D input)

 

 

 

 

 

 

174

VC

I

Middle point voltage (+1.1V) input terminal

 

 

 

 

 

 

 

175

ADIO

O

Monitor output terminal of A/D converter input signal

Not used

 

 

 

 

176

ADRT

I

A/D converter the upper limit voltage input terminal (fixed at “H” in this set)

 

 

 

 

177

AVD2

Power supply terminal (for the DSP servo analog system) (+2.2V)

 

 

 

 

 

 

178

AVS2

Ground terminal (for the DSP servo analog system)

 

 

 

 

 

 

179

ADRB

I

A/D converter the lower limit voltage input terminal (fixed at “L” in this set)

 

 

 

 

180

SE

I

Servo signal monitor input terminal (A/D input) from the RF amplifier

 

 

 

 

181

TE

I

Tracking error signal input from the Tracking error amplifier

 

 

 

 

182

DCHG

Connecting terminal with the analog power supply of the low impedance (fixed at “H” in this set)

 

 

 

 

183

APC

I

Error signal input for the laser automatic power control (fixed at “H” in this set)

 

 

 

 

 

184

CKRF

O

Clock output terminal for the RF amplifier control

Not used

 

 

 

 

 

185

DTRF

O

Data output terminal for the RF amplifier control

Not used

 

 

 

 

 

186

XLRF

O

Latch signal output terminal for the RF amplifier control

Not used

 

 

 

 

 

 

187

DVSS2

Ground terminal (for the DSP block)

 

 

 

 

 

 

 

 

188

DVDD2

Power supply terminal (for the DSP block) (+1.1V)

 

 

 

 

 

 

189

XTSL

I

Input terminal for the frequency set up of the system clock

“L”: 45.1584MHz, “H”: 22.5792MHz (fixed at “L” in this set)

 

 

 

 

 

 

 

 

190

DIN1

I

Input terminal of the record system digital audio signal

 

 

 

 

 

 

 

191 to

NC

O

D/A converter PWM signal output terminal Not used

 

193

 

 

 

 

 

 

 

 

 

 

 

 

194

DADT

O

Audio data output terminal Not used

 

 

 

 

 

 

 

 

50

Image 50
Contents Specifications 873-443-01Battery life MZ-N1Diagrams Table of ContentsDisassembly Flexible Circuit Board RepairingMZ-N1 Section Servicing Notes System requirementsSection General RecorderMZ-N1 Section Disassembly Disassembly FlowBottom Panel Assy Upper Panel SectionLCD MODULE, Upper Panel Assy Main Board SectionBattery Case ASSY, Main Board MD Mechanism Deck MT-MZN1-171, Chassis AssyOP Service Assy LCX-5R Gear SA Screw M1.4Holder Assy DC Motor Sled M602Over write head up/down Operation in Setting the Test Mode MZ-N1 Section Test ModeSetting Method of Test Mode Releasing the Test ModeTransition method in manual mode Configuration of Test ModeManual Mode A n u a l011 0 6 3 B 0 011 C 6 8 S 0F F J 0 011 0 5 9 a 0Setting method of reset the error display code Reset the Error Display CodeDescription of error indication codes Description of indication history000 JOG+ 000 P * * RPush 000 JOG+OKRMC OK RPLAYSET OK ResNV CC ResetMZ-N1 Section Electrical Adjustments ResOK?861 V1 num AbcdGnDfct 862 V1 dat873 V6 num 874 V6 datVLpwmL Power Supply Manual AdjustmentVclPWM VLpwmHVdpwm RECpwLRECpwH SetTmpWritPw IC301Ofst AssyAssy11 OfstOKMO OK 000 *** NGCD OK Resume CCPre-check PreparationServicing Notes Rewriting the patch dataMZ-N1 MZ-N1 MZ-N1 Section Diagrams Block Diagram SERVO/USB SectionBlock Diagram Audio Section Beep Mute HP/LBlock Diagram DISPLAY/KEY CONTROL/POWER Supply Section Lead Layouts Semiconductor Location Main BoardIC301 Schematic Diagram Main Board 1/4 See page 41 for IC Block DiagramsFlah Schematic Diagram Main Board 3/4 See page 40 for Waveforms 4S08Components identified by mark 0or dotted Waveforms MVp-pIC Block Diagrams IC301 AK5354VT-E2 IC302 AN17020A-VBIC501 SN761057A IC551 SC111258FCR2 IC601 XPC18A22AFCR2 IC901 XPC18A32AFCR2 IC PIN Function Description DVDD0 DRAMVSS0DVSS0 SSB DataVG CTL KDITrst Aout SELVbus DET LCD RSTVref MON WK DETOsco VdioscOsci VsioscDVDD3 LrckDVSS3 IFVDD3EVA XOEXWE FlashvddMZ-N1 Section Exploded Views KNOB, Balance White . . . REDBottom Panel Section Not supplied108 101 102 103 Chassis Section107 102 104155 156 157 154 152 153 151 Main BOARD, Complete FR322 MD Mechanism Deck Section MT-MZN1-171312 315Section Electrical Parts List MZ-N1 MainMica Chip IC XC61CN0802NR Except FR Short 504 501 502505 503Revision History
Related manuals
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.