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

Page 31
Image 31
Sony MZ-N1 service manual Block Diagram Audio Section, Beep Mute HP/L

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.