MZ-NH700/NHF800

6-10. SCHEMATIC DIAGRAM – MAIN Section (7/9) – See page 36 for IC Block Diagram.

CN471

16P

(7/9)

VSTBREG5

REGREG5

 

R478

 

4.7k

R476

R477

4.7k

4.7k

K1

K2

K3

R486

DVDD

JOG_B

JOG_A

SET_KEY_2 SET_KEY_1

T_MARK CS

R471

0

 

R472

0

 

R473

0

 

D471

MA2Z748001S0

R489 100

JOG_B XRST2

JOG_A

SET_KEY_2

SET_KEY_1

REC_KEY

XCS_LCD

SDI1

0

K4

LCD

MODULE

SDI

SDO

SCK

RST

XWK

 

 

R490

100

FB471

0

R491

100

SDO1

SCK1

LCD_RST WK_DET

+2.4V REGULATOR

IC471

XC6219B242MR

 

NC

CE

 

 

 

 

VSS

K5

HOLD

PAUSE

DGND

SGND

XRST2

R474 1k

R475 0

XRST2

D473

MAZS068008SO

C858

0.1

C860

XHOLD_SW

PAUSE

VOUT

VIN

C481

1

C480

2.2

R483

470k

WK_DET REC_KEY

WK_DET

REC_KEY

0.1

-1 -2

R484

220k

RMC_KEY

RMC_KEY

C476C478

Q471

HALF_LOCK

XCS_PWR_IC

(Page 30) S_GND

GND

HALF_LOCK XCS_PWR_IC

1000p0.01

R480

100k

C892

0.1

XP1501-TXE

RESET

SWITCH

C479

R485

(Page 32)

0.1

470k

REG5_REG

PROTECT

SL891

VREC_SEL

RST_CONT

SDO0

SCK0

4FS

SLEEP

RMC_DTCK

RADIO_ON

XRST

3.3V REG5_VSTB

(Page 26)

REG5_REG

REG5_OSC

REG4_DVDD

REG_F

REG_DACVREFM

VB

DDC3

 

R894

 

100k

VREC_SEL

IC892

 

RST_CONT

HN58X2564FPI

SDO0

XCS VCC

SCK0

SO XHOLD

4FS

XWP SCK

SLEEP

GND SI

RMC_DTCK

RADIO_ON

XRST

EEPROM

(NOT SUPPLIED)

3.3V

NVXCS

SDI0

REG5_VSTB

REG5_REG

REG5_OSC

REG4_DVDD

REG_F

REG_DACVREFM

S894

-1

HIMD_PROTECT

-2

R895

100k

R897

0

HALF_LOCK

OPEN_CLOSE_SW

SDO0

SCK0

S894-1

PROTECT

DETECT

S894-2

Hi-MD PROTECT

DETECT

SL892

S892

(HALF LOCK)

S893

(OPEN/CLOSE DETECT)

SL894

K6

MZ-NH700/NHF800

31 31

Page 31
Image 31
Sony NHF800 service manual Sgnd

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.