Sony MZ-N1 service manual IC901 XPC18A32AFCR2

Page 45

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

MZ-N1

IC901 XPC18A32AFCR2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

VIF

VA

 

VAFB

 

 

VDFB

 

 

VIFFB

 

 

 

GND

VC

VCO

VC

VC OUT L1 NC

PGND1

PGND1

 

 

 

 

 

 

 

42

41

 

40

 

 

39

 

 

38

 

 

 

37

36

35

34

33 32 31 30 29

 

 

 

 

 

NC 43

 

 

 

 

 

 

 

 

 

 

 

 

 

 

OUTPUT

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

OUTPUT SW

 

 

 

28

L1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

SW

 

 

 

 

VD

44

 

 

SERIES PASS

 

SERIES PASS

 

SERIES PASS

 

 

 

 

 

 

 

 

 

VC

 

 

 

 

OUTPUT SW

 

 

 

 

 

 

 

 

 

VG

 

 

 

 

 

 

VC2

45

REGULATOR VA

REGULATOR VD

 

REGULATOR VIF

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

POWER

 

 

 

 

 

+

27

RF1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

SWITCH 1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

VC

VC

VC

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

26

INM1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

STEP-UP

 

PWM

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

PRE DRIVER

 

25

DTC1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

XRST 46

OUTPUT SW

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

CRST 47

 

 

 

 

 

 

 

 

 

VC

 

 

 

 

 

 

 

 

 

 

 

 

 

24

DTC2

RSTREF

48

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

BANDGAP

 

 

 

 

 

 

 

 

 

+

23

RF2

 

 

 

 

 

 

 

 

 

 

 

 

REFERENCE

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

VREF

49

 

 

 

 

 

 

 

 

 

 

 

 

VC

 

 

 

 

 

 

 

 

 

 

22

INM2

 

 

VB

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

PWM

 

 

 

 

 

 

 

 

 

VB

50

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

GND

51

VC

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

21

VDRF

 

 

 

 

 

 

 

 

 

 

 

VG

 

VG

 

 

 

 

 

 

 

 

 

 

 

 

 

 

VSTB

 

VC

 

VB

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

VB

VC

 

POWER

STEP-UP

 

 

 

 

 

 

 

20

VGFB

 

 

 

 

 

 

 

 

 

 

 

 

VB

 

VB

VC

VG

 

 

 

CLKSEL 52

 

 

 

 

 

 

 

 

 

 

SWITCH 2

PRE DRIVER

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

VAIFON

53

 

 

SYSTEM

 

 

 

 

 

 

 

 

 

 

 

 

 

 

STEP-UP

 

19

VG

FFCLR

54

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

OUTPUT

 

 

CONTROL

 

 

 

 

 

 

 

 

 

 

 

 

START-UP

 

 

DC/DC

 

18

LG

SLEEP 55

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

SW

 

 

 

 

 

 

VSTB

 

 

 

 

 

 

 

 

 

 

 

 

CONVERTER

17

PGND2

CLK

56

 

 

 

 

 

 

 

FFCLR

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

OUTPUT SW

 

 

 

 

 

 

 

 

16

L2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

15

NC

 

 

 

1

2

3

4

5

6

7

 

8

9

10

11

12

13

14

 

 

 

 

 

 

 

 

 

 

 

VLON

XWK1

XWK2

XWK3

XWK4

VSTB

VRMC

 

GND

VL

VLO

VL

L2

PGND2

PGND2

 

 

 

 

 

 

 

 

 

IC902 XC6368D101MR

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

PHASE

 

 

 

 

 

 

 

COMPENSATION

 

 

 

 

 

 

ERROR AMP

 

PWM

 

 

 

 

 

 

COMPARATOR

 

 

 

FB

1

+

 

 

 

 

 

+

BUFFER,

 

 

 

 

 

5

EXT

 

 

 

DRIVER

VDD

2

 

 

 

 

 

 

 

 

 

 

CE

3

REFERENCE VOLTAGE

PWM/PFM

RAMP WAVE

4

GND

WITH SOFT START,

GENERATOR,

CONTROLLER

 

 

CHIP ENABLE

OSC

 

 

 

 

 

 

 

 

 

45

Image 45
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+OKRPLAY SET OKRMC 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
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.