Sony MZ-NF810 service manual IC701 SC111258EPR2

Page 48

MZ-NF810/NF810CK

IC701 SC111258EPR2

 

UI1

PWM1

 

56

55

 

 

VC

VI1

1

3Phase

WI1

2

control

ch1

 

 

VG VC

PGNDW1

3

 

WO1

4

 

WMVW1

5

 

 

 

3Phase

VO1

6

Pre driver

ch1

 

 

PGNDUV1

7

 

UO1

8

 

VMU1

9

VG VC

VMR1

10

 

RO1

11

 

PGND1

12

H-BRIDGE

PRE

 

 

DRIVER

FO1

13

CH1

 

VMF1

14

VC

 

 

 

H-BRIDGE

 

 

CONTROL

 

 

CH1

CPUO1

54

OE

VGVC

U

CPVO1

CPWO1

VG

VC

GND1

OE

CPWO2 CPVO2

53

52

51

50

49

48

47 46

 

 

VG

 

VC

VC

 

 

 

 

 

 

BIAS

 

 

 

 

 

 

OE

 

 

 

 

 

 

ROE

 

GND

VGVC

VGVC

VCVG

VCVG

V

W

U

V

 

 

OE

 

CPUO2

45

VC

3Phase control ch2

VC VG

3Phase

Pre driver

ch2

VC VG

H-BRIDGE

PRE

DRIVER

CH2

VCVG

W

PWM2

UI2

 

44

43

 

 

42

VI2

 

41

WI2

 

40

PGNDW2

 

39

WO2

 

38

VMVW2

 

37

VO2

 

36

PGNDUV2

 

35

UO2

 

34

VMU2

 

33

VMR2

 

32

RO2

 

31

PGND2

 

30

FO2

 

29

VMF2

 

VC

 

H-BRIDGE

CONTROL

CH2

15

16

17

18

19

20

21

22

23

24

25

26

FI1

RI1

COM1

CPUI1

CPVI1

CPWI1

GND2

NC

CPWI2

CPVI2

CPUI2

COM2

27 28

RI2

FI2

48

Image 48
Contents MZ-NF810/NF810CK Battery life LR6Flexible Circuit Board Repairing On power sourcesSection Servicing Notes System requirementsSection General MZ-NF810/NF810CK Looking at controlsSection Disassembly Disassembly FlowMain Board, Battery Case Case LowerPanel Upper Section LCD Module, Panel Upper BlockMechanism Deck MT-MZN710-177 OP Service Assy LCX-5R Gear SA Screw M1.4Holder Assy DC Motor Sled M602Gear HA Section Test Mode Operation in Setting the Test ModeSetting Method of Test Mode Releasing the Test ModeConfiguration of Test Mode Manual ModeTransition method in manual mode 1. Set the test mode see A n u a l011 C 6 8 S 0 F F J 0011 0 6 3 B 0 011 0 5 9 a 0Reset the Error Display Code Description of error indication codesSetting method of reset the error display code Description of indication history000 P * * R 000000 FF RP PUSResOK? E sE s e t SetTmp741 VC1 L 742 VC1 H743 VC2 Lo 744 VC2 Hi748 REG3L2 749 REG3 HVrec L Vrec MChgV L 757 CILChgV H 758 CIHAdjustment/checking and Connection Location Power Supply Adjustment Auto Item Feed Configuration of power supply adjustment auto item feedAssy ADJ OKLaser LrefpwHrefPw WrPwLoAssy11 000 *** NGCD OK MO OKMO overall adjustment items Resume Clear Setting Method 043Resume043 Res ResClrRewriting the Patch Data at Replacement of Main Board IC851 PreparationPre-check Rewriting the Patch DataMZ-NF810/NF810CK MZ-NF810/NF810CK MZ-NF810/NF810CK How to get the application NVWriter for NV values rewriting Rewriting the NV valuesRewriting the NV values MZ-NF810/NF810CK MZ-NF810/NF810CK MZ-NF810/NF810CK Memo Section Diagrams Block DiagramWaveforms Lead LayoutsPrinted Wiring Board Main Board Side a Uses unleaded solder Semiconductor LocationPrinted Wiring Board Main Board Side B Uses unleaded solder Main BoardSSM1NI2P HP OUT R822 R824 47k 220k 470k Schematic Diagram Main Board 4/4 IC Block Diagrams IC301 AK5356VN-NIC501 SN761058ZQLR IC601 XPC18A22AEPR2 IC701 SC111258EPR2 IC901 SC901580EPR2 IC Pin Function Description Krck XbckExcs SensGndsw FfclrChgadsel ChgiselUosci UoscoSI3 SO3XCS DVSS0DVSS1 DVSS2FVSS0 MsakSection Exploded Views Case SectionChassis Section Except US,3CED,4CED,UK Mechanism Deck MT-MZN710-177 301 302 308 306 303307 304 305309 310Mechanism Deck MT-MZN710-177 357 365 356 355 354 353 352 351358 359 361 360 364Section Main Electrical Parts List ¥ Resistors¥ Semiconductors AUSCAP-CHIP XC61FS1YXXMR Resistor Metal CONNECTOR, Light US,CND,3CED,4CED,UK,TW,AUS,JE Memo Revision History

MZ-NF810 specifications

The Sony MZ-NF810 is a notable entry in the portable digital music player market, primarily aimed at users who seek high-quality audio playback and advanced recording capabilities. This MiniDisc player is celebrated for its compact design, making it an ideal companion for on-the-go listeners who value both audio quality and portability.

One of the standout features of the MZ-NF810 is its support for ATRAC compression technology. ATRAC, short for Adaptive Transform Acoustic Coding, provides a means to compress audio files while still maintaining impressive sound fidelity. This technology was specifically designed to optimize audio for the MiniDisc format, allowing users to enjoy longer playtimes without sacrificing sound quality. The MZ-NF810 can store up to 40 hours of music on a single battery charge, a significant advantage for audiophiles and casual listeners alike.

The device also boasts a high-resolution LCD display, providing crucial information about the currently playing track, including title, artist, and remaining battery life. Navigation is smooth and user-friendly, allowing users to access their music collections with ease. In addition, the MZ-NF810 supports USB connectivity, enabling users to transfer music and files directly from their computers. This feature eliminates the need for additional software, streamlining the process of loading music onto the device.

An important aspect of the MZ-NF810 is its recording capabilities. The player allows users to record live audio directly onto MiniDiscs, providing the freedom to capture concerts, lectures, or personal notes. The addition of various recording modes, including long-play options, enhances its utility for users who need diverse functionality.

Sound quality is further augmented with features such as Dynamic Bass Boost and a five-band equalizer, allowing users to tailor their listening experience to their preferences. The MZ-NF810 also supports various audio formats, adding to its versatility as a personal audio device.

Lastly, the MZ-NF810's sleek and lightweight design makes it not only aesthetically pleasing but also comfortable to carry, making it a practical choice for those who lead active lifestyles. In summary, the Sony MZ-NF810 MiniDisc player stands out for its audio quality, recording features, and user-friendly design, catering to music enthusiasts who demand both performance and portability in their listening experience.