Sony NHF800 service manual IC Block Diagrams, IC301 AK5356VN-L

Page 36

MZ-NH700/NHF800

IC Block Diagrams

IC301

AK5356VN-L

 

 

 

 

 

 

 

 

 

 

 

 

 

PREOR

PRENR

PRER

PREL

PRENL

PREOL

MICL

 

 

 

 

 

 

 

 

21

20 19

18 17

16

15

 

 

 

 

 

 

MICR

22

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

RESET

 

14

PDN

 

 

MVDD

23

 

 

 

 

 

 

 

 

 

 

 

 

 

MVSS

24

 

 

 

 

 

 

 

CONTROL

 

13

CSN

 

 

 

 

 

 

 

 

 

 

 

REGISTER

 

12

CCLK

 

 

MVCM

25

 

VCOM

 

 

 

 

 

INTERFACE

 

11

CDTI

 

 

MRF

26

 

MIC POWER

 

 

 

 

 

 

10

LRCK

 

 

MPWR

27

 

SUPPLY

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

9

MCLK

 

 

 

 

 

 

 

 

 

 

 

 

 

8

BCLK

 

 

LIN

28

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

A/D

AUDIO

 

 

 

 

 

 

 

 

 

 

 

 

 

INTERFACE

 

 

 

 

 

 

 

 

 

 

 

 

CONVERTER

 

 

 

 

 

 

 

 

 

 

 

 

CONTROLLER

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

VCOM

 

 

 

 

 

 

 

 

 

 

 

 

 

1

2

3

4

5

6

 

 

7

 

 

 

 

 

 

RIN

VCOM

AVDD

AVSS

DVSS

DVDD

 

 

SDTO

 

 

 

 

IC401

MM1655NCBE

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

RS

I CTL3

 

 

A/D

GND

I CTL1

PGND

I SEL AD SEL

 

 

 

 

 

 

24

23

 

 

22

21

20

19

18 17

BAT–

25

 

 

 

 

 

 

A/D

 

 

 

 

 

 

 

 

 

 

CONVERTER

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

RF1

26

 

 

 

 

 

 

 

 

 

 

 

 

16 TYPE2

IAMP_CAL

27

 

 

 

 

 

 

 

 

 

15

CFB

 

 

 

 

 

 

 

 

 

 

 

AMP_SEL

28

 

 

 

 

 

+ –

 

 

 

14

IAMP_CTL

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

+ –

 

 

 

 

 

13

A7CAL_SW

 

 

 

+

VREF

 

 

 

 

 

 

 

I_CTL2

29

 

 

VREF

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

CHG_SW1

30

 

 

 

 

 

 

 

 

 

 

 

BAT+

31

 

 

 

 

 

 

 

 

 

12

IN1–

VO

32

 

 

 

 

 

 

 

 

 

11

TYPE1

 

 

 

 

 

TIME

 

OSC

 

 

 

10

WDT

 

 

 

 

 

DIVIDER

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

SWITCHING

 

 

 

 

 

 

 

 

 

 

 

 

 

SWITCHING

DET

 

 

 

 

 

 

 

 

 

 

 

 

 

COMPARATOR

 

 

 

 

 

 

CHARGE

CIRCUIT

 

 

 

 

 

 

 

 

 

 

 

 

BLOCK

 

 

 

 

 

CONTROL

 

 

 

 

 

 

 

 

 

 

CONTROL

 

 

 

 

 

 

 

 

 

 

 

RECEIVER

 

 

 

 

 

 

 

 

 

 

 

ON/OFF

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

CHARGE CONTROL

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ON/OFF

 

 

 

 

 

 

 

 

 

 

 

 

 

ERROR LED

9

LED_CTL

 

 

+

 

 

 

 

 

 

 

CONTROL

 

 

 

 

 

 

 

 

 

 

 

 

VREF

 

 

 

CHARGE SWITCH

 

 

WAKE-UP

8

PWR_WAKE

 

 

 

 

 

 

CONTROL

 

 

CONTROL

 

 

 

 

 

 

 

 

 

 

 

 

1

2

3

4

 

 

5

6

7

 

 

 

 

VI2

VG

PWT

VI CTL

 

 

CHG SW2

VI

CHG CTL

 

 

MZ-NH700/NHF800

 

 

 

 

 

 

 

 

 

 

C352

TA2131FLG (EL)

 

 

 

 

 

 

 

PW SW

 

MT SW

BST SW

BEEP IN

GND

VREF IN

 

 

 

 

18

 

17

16

15

14

13

 

 

 

 

PW

 

MT

BST

BEEP

 

V REF

12

VREF

 

 

SW

 

SW

SW

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

11

LPF1

MT TC

19

 

 

 

 

 

 

 

 

 

VCC1

20

 

 

 

 

ADD

 

 

 

 

INB

 

 

 

 

 

 

 

 

 

21

 

 

 

 

 

 

 

10

BST NF1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

BST1

 

 

INA

22

 

 

 

 

 

 

 

9

LPF2

 

 

 

 

 

 

 

 

 

BEEP

23

 

PW

 

PW

 

BST2

 

8

BST NF2

OUTB

 

A

 

B

 

 

 

BEEP

 

 

 

 

 

 

 

 

7

BST OUT

24

 

 

 

 

 

 

 

 

 

OUTA

 

 

 

 

 

 

BST

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

AGC

 

 

 

 

1

2

3

4

 

5

6

 

 

 

 

VCC2

OUTA

PWR GND

OUTB

 

DET

AGC IN

 

 

 

IC501

SN761059ZQLR

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

TE

FE

ABCD

ADIP-IN

VC

CIG

DGND

 

XRESET

VGIN

SBUS

SCK

CPOUT

CP

DVCC

 

 

 

 

 

 

 

 

42

41

40

39

38

37

36

 

35

34

33 32

31 30 29

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

SERIAL

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

INTERFACE

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

POWER

 

 

 

 

28

CN

 

 

 

 

 

 

 

 

 

 

 

VCC2

 

 

 

 

 

 

27

CPGND

 

 

 

 

 

 

 

 

 

 

 

 

 

SUPPLY

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

26

CLK

 

 

 

 

 

 

 

 

 

 

 

 

VCC

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

TEMP

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

A+B+C+D

 

 

VREF09

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

I+J

 

 

A-C

 

 

 

NPPO

43

 

 

 

 

 

 

 

 

 

 

 

 

 

 

NPP

 

 

D-C

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

TON

 

 

MALFA

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

AVCC2

44

VCC2

 

 

 

 

 

 

 

 

 

 

 

 

CSL

 

 

MIJ

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

AW+DW

 

 

AWBPF

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

S-MONITOR

 

 

 

OFTRK

45

 

OFTRK

 

 

 

 

 

 

 

 

 

 

 

TON PEAK

 

DW

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

TON BOTM

 

 

DWBPF

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ADIP

 

 

OFTTH

 

 

 

TON-C

46

 

T-ON

 

 

 

 

 

 

 

 

 

 

 

TE

 

 

APC

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

TWPP

 

 

ADIP-BPF

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

PK/BTM

 

 

VFREF0.4

25

CCSL2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ADIP

 

 

AW

 

 

I-J

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

24

CDN

 

BOTM

47

 

PEAK/

 

 

 

 

 

 

 

 

 

 

 

CSLO

 

 

 

 

PEAK

48

 

BOTTOM

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

23

ADFG

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

D

49

 

 

 

 

 

 

 

 

 

 

 

 

 

 

TPP/WPP

 

 

 

22

WPP-LPF

 

A

50

 

 

 

 

TE

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

21

SMON

 

B

51

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ABCD

 

 

 

 

 

 

 

 

20

PD-BUF

 

C

52

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

19

PD-NI

 

AVCC

53

VCC

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

18

PD-I

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

JX

54

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

APC

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

JY

55

 

 

 

 

FE

 

 

 

 

 

 

 

 

 

 

 

 

 

17

PDO-SOURCE

 

LY

56

 

 

 

 

 

 

 

 

 

 

 

 

 

RF

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

16

PDO-SINK

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

15

A-C

 

 

 

1

 

 

 

 

 

2

3

4

5

6

7

8

9

10 11 12 13

14

 

 

 

 

 

 

LX

 

 

 

 

 

PS

EQ

AGND

OFC-C1

OFC-C2

VREF10

RFO

VREF09

RF LX RF LY RF JY

RF JX

D-C

 

 

 

36

36

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Image 36
Contents Specifications Model Name Using Similar MechanismMD Mechanism Type MT-MZNH900-181 Optical Pick-up Name On nextFlexible Circuit Board Repairing MZ-NH700/NHF800Table of Contents DisassemblyDiagrams GeneralSection Servicing Notes Unleaded SolderSection General Display window MARK/REC +N button Jog dial Way control keyDisassembly Disassembly FlowSection Case Lower Section Main BoardCase Upper Section Mechanism Deck Section MT-MZNH900-181, MD Standard PINSET Chassis Assy Gear BSA, Gear SBOP Service Assy Holder Assy Position of Ferrite CoreTest Mode 00# VerOutline 00# ManualAdjF 0000CD Run OfsRun000 OPChk#### N1####N2#### $$$$$$ ##Electrical Adjustments Temp131 ###S PwrAdjPwrAdj adjustments ItemNo Display Specification value Measuring point211 AD VBsAdj adjustments VBsAdj261 AD Charge Function Check111 ###S DiscPr113 ###S Servo Overall Adjustment Releasing The Test ModeResume Clear Section Diagrams Block Diagram MD Servo SectionBlock Diagram Audio Section MICBlock Diagram Power Supply Section CLK aConductor Side Pattern face are indicated Parts face side Lead layout of conventional ICAbbreviation EE East European model Schematic Diagram Main /9 See page 36 for IC Block Diagram 2FOSchematic Diagram Main /9 See page 36 for IC Block Diagrams GNDCSPChip Size Package CTL2ICHG XRST2 Mute 30 Sgnd Schematic Diagram Main /9 Lrck Xbck Xcsadc PoencloseswTOU NDG Printed Wiring Board Main /2 Semiconductor LocationUses unleaded solder IC601 60 IC Block Diagrams IC301 AK5356VN-LIC601 SC901585VAR2 IC602 R1160N121B-TR-FA HN58X2564FPIEZ IC Pin Function Description Davdd DVDD25LPFDavss OscvddFili FiloCltv DvregoVrefl VrefrDclsoutr DclsoutlAccessled SI0SO0 SCK0DRV XcsnvPWM GndswSCS4 HizsldHizspdl SETCODE3Section Exploded Views 311Ref. No Description NH700 2023-317-12023-318-1 NHF800 USChassis Section 109 117110 111 124 125Mechanism Deck Section MT-MZNH900-181 Ref. No Description Remark 160 3-263-453-01 PLATE, RatchetM702 M703Section Electrical Parts List Main C415 125-777-11 1uF 10% 10V C416 125-777-111uF 10% 10V C419 125-777-11 1uF 10% 10V C420 125-777-11C669 125-837-11 1uF 10% C671 125-777-111uF 10% 10V C672 127-820-11 7uF 10% 16V C673 125-777-11D303 8-719-056-54 Diode MAZS068008SO NNCD6.8H-T1MA22D2800LS0 MA8056-LL607 419-881-11 47uH L608 400-402-217uH L701 216-295-00 L702 216-295-00R305 RES-CHIP 100 16W R306 10K R307 R308 216-864-11 R309 RES-CHIP 16W R310 R312 R314 218-990-11R315 218-990-11 R433 245-455-21R649 245-456-21 R650 216-793-11R652 218-990-11 R653 RES-CHIP 22K 16W R654 R657 218-990-11S894 SWITCH, Push 2 KEY Ref. No Description Remark R918 218-985-11470K 16W R920 218-985-11 470K 16W R922 218-977-11501 502 503504 506 504Revision History

NHF800 specifications

The Sony NHF800 is a remarkable addition to Sony's range of high-fidelity audio devices, designed to elevate the listening experience for audiophiles and casual listeners alike. Blending cutting-edge technology with user-friendly features, the NHF800 stands out as a versatile and powerful audio solution.

At the heart of the NHF800 is its advanced audio circuitry, which employs high-resolution audio technology. This ensures that music playback is not only accurate but also retains the depth and richness of the original recordings. Supporting various audio formats, including DSD, PCM, and even compressed formats, this device caters to diverse musical tastes while maintaining superior sound quality.

One of the standout features of the Sony NHF800 is its compatibility with both wired and wireless connections. With Bluetooth capabilities, users can stream music effortlessly from smartphones, tablets, or computers, while the high-resolution audio ensures that streamed content does not compromise on quality. Additionally, the device is equipped with Wi-Fi support, allowing for easy access to streaming services and internet radio, further broadening the audio horizons for users.

The NHF800 also boasts a built-in DAC (Digital-to-Analog Converter) that promotes enhanced audio performance. This DAC converts digital signals into analog with precision, resulting in a cleaner, more detailed sound output. The device supports a wide dynamic range, allowing listeners to experience their music as intended by the artists.

Moreover, the NHF800 features an intuitive user interface that simplifies navigation through music libraries and settings. The color display provides clear visuals, making it easy to browse albums, playlists, and streaming options. The device's ergonomic design ensures that it is not only visually appealing but also comfortable to use, whether at home or on the go.

Further enhancing the listening experience, the device incorporates noise-canceling technologies, allowing users to enjoy their music without external interruptions. This feature is particularly beneficial for users in noisy environments, such as public transport or busy urban settings.

In summary, the Sony NHF800 is a well-rounded high-fidelity audio device that merges advanced technology with usability. Its high-resolution audio capability, extensive connectivity options, and user-friendly design make it an excellent choice for anyone looking to elevate their listening experience. Whether at home or out and about, the NHF800 ensures that every note resonates with clarity and detail, making music come alive like never before.