SA-FT7ED/WFT7/SS-CNF7ED/FRF7ED/WS-FT7

• IC Block Diagram

IC601 TDA7570 (AMP BOARD)

 

DGND

CD CDSEL2 CDSEL1

FEEDLIN

-VS2

-VS1-VS+VREFL SNL1 SNL2 GNLS

GNL

 

 

 

32 31 30 29 28 27

26 25 24 23 22 21

 

 

 

 

CLIP

 

 

 

 

 

 

I-O-FCLK 33

 

OSC

 

 

 

 

 

 

O0-15 34

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

35

 

 

 

 

 

 

20

 

THWINT 36

 

 

 

 

 

 

19

 

THWEXT 37

 

TERM.

 

 

 

 

18

GPL

NTC 38

 

 

 

 

 

 

17

GPLS

39

 

 

 

 

 

 

16

 

5VDIG 40

 

 

 

 

 

 

15

-VS+5

41

 

 

 

 

 

 

14

SPL2

+VS-LOW 42

 

 

 

 

 

 

13

SPL1

43

 

 

 

 

 

 

12

+VS

44

 

LEFT

 

 

CHANNEL LEFT LSD +

 

11

 

IN_L- 45

 

CHANNEL

 

INTERFACE

PROTECTIONS

 

10

PGND

IN_L+ 46

 

SIGNAL

 

CHANNEL LEFT HSD +

9

+VS-VREF1

 

 

 

47

PROCESSING

 

PROTECTIONS

 

8

SPR1

48

 

 

 

 

CHANNEL RIGHT HSD +

7

SPR2

 

RIGHT

 

 

6

+VS-5

IN_R+ 49

 

 

 

PROTECTIONS

 

 

CHANNEL

 

INTERFACE

 

5

GPRS

IN_R- 50

 

SIGNAL

 

CHANNEL RIGHT LSD +

 

 

 

4

GPR

51

PROCESSING

 

PROTECTIONS

 

 

 

3

 

 

 

 

 

 

 

 

 

-2.5V 52

 

REF

 

 

 

 

2

 

 

 

 

 

 

1

 

 

53 54 55 56 57 58

59 60 61 62 63 64

 

 

 

SGND

+2.5V MUTE ST-BY

FEEDRIN

-VS3

-VS4 VS+VREFR SNR1 SNR2 GNRS

GNR

 

 

 

 

 

 

 

-

 

 

 

19

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Image 19
Sony SA-WFT7, SS-FRF7ED service manual IC601 TDA7570 AMP Board

SA-WFT7, SS-FRF7ED specifications

The Sony SS-FRF7ED and SA-WFT7 speaker system represents a harmonious blend of cutting-edge technology and superior audio performance, designed to elevate your listening experience. The SS-FRF7ED is a part of Sony's renowned line of floorstanding speakers, offering a powerful combination of elegance and robust sound. With a sleek design, the SS-FRF7ED can seamlessly integrate into any home environment while delivering stunning acoustic clarity.

One of the standout features of the SS-FRF7ED is its three-way configuration, which includes a high-frequency tweeter, mid-range driver, and dual bass drivers. This arrangement ensures that a wide frequency range is covered, allowing for rich highs, clear mids, and powerful lows. The frequency response is impressive, providing a listening experience that caters to various music genres, whether it be classical, rock, or electronic.

The speaker uses Sony's advanced Magnetic Fluid technology, which enhances the overall sound quality by reducing distortion and improving response times. This technology allows for greater dynamic range and ensures that even the most subtle nuances in music are accurately reproduced. The SS-FRF7ED also utilizes optimized bass reflex design, enabling deeper bass performance while minimizing air turbulence, resulting in clean and punchy bass response.

Complementing the SS-FRF7ED is the SA-WFT7 subwoofer, specifically engineered to provide deep, immersive bass that enhances any audio experience. The SA-WFT7 features a high-efficiency amplifier that delivers powerful output without compromising clarity. Its front-firing design and large diameter cone ensure that low frequencies are reproduced with full-bodied detail, making it an ideal partner for movie soundtracks and music alike.

Both the SS-FRF7ED and SA-WFT7 are designed with user convenience in mind. They come equipped with speaker terminals that facilitate easy integration with various audio systems, allowing users to create a comprehensive home theater setup. These speakers also feature a stylish finish that not only enhances their aesthetic appeal but also protects against dust and scratches.

In summary, the Sony SS-FRF7ED and SA-WFT7 speaker combination is an excellent choice for anyone looking to enhance their audio setup with high-quality sound and innovative technology. Whether you’re watching movies, listening to music, or playing video games, the superior performance and advanced features of this speaker system promise to deliver a captivating auditory experience.