Sony MZ-N1 service manual Block Diagram Audio Section, Beep Mute HP/L

Page 31

MZ-N1

6-2. BLOCK DIAGRAM – AUDIO Section –

(Page 30)

(Page 30)

(Page 32)

(Page 30)

A

B

E

C

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

OPTICAL

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

RECEIVER

 

 

 

 

 

 

 

 

 

 

 

VIF B+

B+ SWITCH

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Q302

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

DIN1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

J301

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

LINE IN

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(OPT)

 

 

 

 

 

 

 

A/D CONVERTER

 

 

 

 

 

 

 

 

 

 

 

 

(LINE IN JACK)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

IC301

 

 

 

 

 

 

 

 

MIC AMP

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

LIN2

 

 

 

 

 

 

IC303

 

 

 

J303

 

 

 

 

 

 

 

 

 

 

3

 

 

 

 

 

 

 

 

 

MIC

 

 

 

 

 

 

 

 

 

 

LIN1

 

 

 

 

 

OUT2

IN2 2

 

 

 

 

 

 

 

 

 

 

A/D

 

1

 

 

 

 

16

 

 

 

 

ADDT

 

SDTO

AUDIO

 

GAIN

 

 

 

 

 

 

(PLUG IN POWER)

 

 

9

 

CONVERTER

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

I/F

 

&

AMP

RIN2

4

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

CONTROL

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

HPF

 

RIN1

 

 

 

 

 

OUT1

IN1 11

 

 

 

 

 

 

 

 

 

 

 

 

2

 

 

 

 

13

 

 

 

 

 

SDO0

13

CDTI

CONTROL

 

 

 

CLOCK

 

 

 

 

 

 

 

REGULATOR

STBY 5

 

 

 

 

 

SCK0

CCLK

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

14

REGISTER

 

 

 

DIVIDER

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

CSN

 

 

 

 

 

 

 

 

 

4

GV

 

 

 

 

 

 

 

15

I/F

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

LRCK

 

 

MCLK

 

 

 

 

 

 

 

 

 

 

 

 

 

 

SDO0, SDI0, SCK0

 

 

BCLK

 

PDN

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

10 12

 

16

11

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

HEADPHONE AMP

 

 

J302

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

i/LINE OUT

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

IC302

 

 

 

 

AOUTL,

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

AOUTR

 

 

 

 

 

 

 

 

AOUTL

 

 

 

3

L-IN

 

LOUT

10

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

GA-L

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

9

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

AOUTR

 

 

 

1

R-IN

 

ROUT

12

VC B+

F801

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

GA-R

RVDD

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

13

 

DTCK

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

KEY-R

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

HP/LINE

 

 

RGND

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

MUTING

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

SWITCH

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

BEEP

MUTE

HP/L

 

 

RMC KEY

F

(Page 32)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

14

15

16

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

D303

 

 

 

 

 

 

 

 

 

197 196

 

148

198

 

 

58 37 36 65 38

 

49

103

60

 

 

 

 

 

 

 

 

XBCK

LRCK

 

XPDADC

FS256

 

 

XOPTCTL XJACDET

OPTDET

SENSEMIC XMICDET

 

BEEP

XMUTE

AOUT

 

 

 

 

 

 

147

XCS ADC

 

 

 

 

SEL

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

SDI0

45

SI0

 

 

 

 

 

 

 

SYSTEM CONTROLLER,

RMC DTCK 120

 

 

 

 

 

 

 

DIGITAL SIGNAL PROCESSOR

SDO0

 

 

 

 

 

 

 

46

SO0

 

 

 

 

 

 

 

16M BIT D-RAM

 

SCK0

 

 

 

 

 

 

 

 

47

SCK0

 

 

XCS NV1

 

 

 

XCS NV2

IC801 (2/3)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

OSCI

OSCO

 

 

 

 

 

71

 

 

 

94

150

151

 

 

SDI0

SDO0

SCK0

 

SDIO

SDO0

SCK0

 

X802

SIGNAL PATH

 

 

 

 

 

 

 

 

 

 

45.1584MHz

 

 

4

3

2

1

4

3

2

1

 

: PLAYBACK

 

 

DO DI SK

XCS

DO DI SK

XCS

 

: REC (ANALOG IN)

 

 

 

EEPROM

 

EEPROM

 

: REC (DIGITAL IN)

 

 

 

 

 

 

 

 

 

IC802

 

 

IC803

 

 

 

31 31

Image 31
Contents 873-443-01 SpecificationsMZ-N1 Battery lifeFlexible Circuit Board Repairing Table of ContentsDisassembly DiagramsSystem 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 Releasing the Test Mode MZ-N1 Section Test ModeSetting Method of Test Mode Operation in Setting the Test ModeA n u a l Configuration of Test ModeManual Mode Transition method in manual mode011 0 5 9 a 0 011 C 6 8 S 0F F J 0 011 0 6 3 B 0Description of indication history Reset the Error Display CodeDescription of error indication codes Setting method of reset the error display code000 JOG+OK 000 P * * RPush 000 JOG+SET OK RPLAYRMC OK ResOK? ResetMZ-N1 Section Electrical Adjustments ResNV CC862 V1 dat AbcdGnDfct 861 V1 num874 V6 dat 873 V6 numVLpwmH Power Supply Manual AdjustmentVclPWM VLpwmLSetTmp RECpwLRECpwH VdpwmIC301 WritPwOfstOK AssyAssy11 OfstResume CC 000 *** NGCD OK MO OKRewriting the patch data PreparationServicing Notes Pre-checkMZ-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 SSB Data DRAMVSS0DVSS0 DVDD0Aout SEL KDITrst VG CTLWK DET LCD RSTVref MON Vbus DETVsiosc VdioscOsci OscoIFVDD3 LrckDVSS3 DVDD3Flashvdd XOEXWE EVAKNOB, Balance White . . . RED MZ-N1 Section Exploded ViewsNot supplied Bottom Panel Section102 104 Chassis Section107 108 101 102 103Main BOARD, Complete FR 155 156 157 154 152 153 151315 MD Mechanism Deck Section MT-MZN1-171312 322MZ-N1 Main Section Electrical Parts ListMica Chip IC XC61CN0802NR Except FR Short 503 501 502505 504Revision 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.