Sony STR-DE845 service manual IC414-416 TC9299P Main Board

Page 43

IC301

TC9273N-004 (MAIN Board)

 

 

IC303

TC9273N-014 (MAIN Board)

 

 

IC330 TC9273N-013 (MAIN Board (DE945))

IC1502 TC9273N-012 (EL) (AU SW Board)

 

VSS

1

 

 

28

VDD

S1

2

 

 

27

S1

S2

3

 

 

26

S2

S3

4

 

 

25

S3

S4

5

 

 

24

S4

S5

6

 

 

23

S5

 

 

10BIT

10BIT

 

 

S6

7

LATCH

LATCH

22

S6

 

 

CIRCUIT

CIRCUIT

 

 

S7

8

(L-CH)

(R-CH)

21

S7

 

 

S8

9

 

 

20

S8

S9

10

 

 

19

S9

S10

11

 

 

18

S10

S11

12

 

 

17

S11

GND 13

 

 

16

STB

 

 

 

 

CK 14

LEVEL SHIFT & SHIFT REGISTER

 

 

 

 

 

 

15

DATA

IC414-416

 

TC9299P (MAIN Board)

 

 

 

 

VSS

1

 

 

 

16

VDD

 

 

OUT

2

 

 

 

15

OUT

 

L-ch

IN

3

L-CH

 

R-CH

14

IN

R-ch

NC

4

DATA

 

DATA

13

NC

 

 

 

 

LATCH

 

LATCH

 

 

A-GND

5

 

12

A-GND

 

 

CIRCUIT

 

CIRCUIT

 

 

 

 

 

 

 

 

 

 

 

 

SHIFT

 

 

 

 

 

CS1

6

REGISTER

11

CS2

 

 

LEVEL

(13bit)

LEVEL

 

 

GND

7

SHIFT

STROBE

SHIFT

10

STB

 

 

CK

8

CIRCUIT

CIRCUIT

9

DATA

 

 

 

 

 

 

 

GENERATOR

 

 

 

 

 

 

 

CIRCUIT

 

 

 

 

PROTECTOR

REG DRIVE

PRE

DRIVE

PRE

DRIVE

DRIVE

1

2

3

4

5

6

7

8

9

10

11

12

13 14 15

MUTE

VOUT1

VOUT1

COMP1

MF1

IN1

GND

IN2

NF2

COMP2

VOUT2

VOUT2

VCC1

VCC2 VEE

 

+

 

 

 

 

 

 

 

+

 

 

43

Image 43
Contents STR-DE845/DE945 Flexible Circuit Board Repairing ROTARY/VIDEO 3DE945/VOL Exploded Views Electrical Parts ListLocation of controls Section GeneralAC Outlet Model Setting a voltage selectorSection Disassembly VIDEO/OSD/JOINT 1 H/OSD Joint H VIDEO/DIGITAL Board VOL BOARD, Main Board Test Mode Memo DVD Section DiagramsBlock Diagram Main /2 Signal PathVideo Input TV/SAT DVD/LD Monitor Video Select Buffer Block Diagram DISPLAY/POWER Supply SectionCND PhonoPIN Function STR-DE845/DE945 Components identified by mark 0or dotted Semiconductor Location STR-DE845/DE945 Video Board STR-DE845/DE945 OSD Joint H Board STR-DE845/DE945 STR-DE845/DE945 STR-DE845/DE945 STR-DE845/DE945 STR-DE845/DE945 CNP107 PIN Function 40 Page 36 STR-DE845/DE945 STR-DE845/DE945 Schematic Diagram Main Board 3/3 STR-DE845/DE945 STR-DE845/DE945 STR-DE845/DE945 STR-DE845/DE945 Board DC 1 Board Schematic Diagram DC 1/DC 2 Boards Ref. No Location D901 D902 D903 D904 D905 D906 D907 Q901 Schematic Diagram AC/SP Boards Waveforms Display Board Digital Board OSD Board DE945 IC414-416 TC9299P Main Board IC1206 NJM2103M-TE2 Digital Board IC1403 TC74VHC367FT EL Digital Board DIN1 ErrorDisel DIN0CKSEL1 DOSEL0DOSEL1 CKSEL0SIN0 SclkDsig VCCStop RY-POWERSdata StereoDIG-INB VSS4 VSS3ECJ0, ECJ1 XhdrdVDD0 ClkiClko VSS1SDT1 SdosI2C BclkRDS Signal SetupVolume Power RYOSD Vsync ResetPOWER-KEY RDS ClockExcept MY, SP, CH FL101 1-517-781-21 INDICATOR, FluorescentSection Exploded Views US, CND, E, AUS, PX65 A-4428-787-A Digital BOARD, Complete 52 #155 #1 62 59 60 #1Chassis Section Electrical Parts List AU SW AU SW Bias C Bias L Bias LS Bias R Bias RS Digital CONNECTOR, FFC 21P CNS6 PIN, Connector 7P CNP7PIN, Connector 12P CNS1 CONNECTOR, FFC 15P CNS2TC74VHC367FT EL TC74VHC14F ELShort Display BOARD, Complete Digital DisplayMetal Oxide VibratorLED Multi Channel DecodingDigital Cinema Sound LED SEL5821A-TP15 LevelDescription Remark Main Ref. No Description Remark C352 128-809-11 Transistor 2SB1647 DE945 COIL, AIR-CORETransistor BA1F4M-TP Transistor BN1F4M-TPTransistor 2SC2785TP-FEK Description Remark R403 249-417-11 Main Muting OSD PIN, Connector 4P Trimmer CONNECTOR, FFC 7PFerrite BEAD/FILTER Terminal Board Speaker 6P OSD OSD Joint H Power Rotary VideoSP Board Capacitor JACK, PIN 2P SUB WooferTransistor BA1A4M-TP TERMINAL, S MoniterJack DVD/LD Jack TV/SATSwitch VOL Hardware List

STR-DE845 specifications

The Sony STR-DE845 is a vintage yet impressive 5.1-channel surround sound receiver that has captivated audio enthusiasts since its release. As part of Sony's esteemed line of home audio equipment, this model exemplifies a combination of classic design, robust build quality, and advanced features that enhance the listening experience.

One of the standout features of the STR-DE845 is its power output, capable of delivering 100 watts per channel at 8 ohms. This ample power ensures that your audio experience remains vibrant and dynamic, whether you’re enjoying music or watching movies. The receiver supports a range of speaker configurations, making it versatile enough to accommodate various home theater setups.

Another key characteristic of the STR-DE845 is its compatibility with Dolby Pro Logic and DTS surround sound formats. These technologies bring a cinematic experience into the home, allowing sound to envelop listeners from all directions. The receiver's ability to decode these formats enhances the clarity and immersion of soundtracks, providing an impressive auditory experience.

The STR-DE845 boasts a wide array of connectivity options, including multiple analog and digital inputs, which allow you to connect various audio sources such as CD players, VCRs, and gaming consoles. The inclusion of an AM/FM tuner also opens up the possibility for listening to local radio stations. For convenience, the receiver includes a remote control, enabling users to adjust settings and change inputs from a distance.

In terms of audio processing, the STR-DE845 features Advanced Digital Sound Field Processing (DSFP), which allows users to customize their listening experience based on room acoustics and personal preferences. This technology helps replicate the ambiance of live music venues and movie theaters, delivering an optimized sound experience regardless of the room's characteristics.

The design of the STR-DE845 is another highlight. With a sleek black finish and intuitive layout, this receiver fits seamlessly into any home entertainment setup. The front panel features a clear display, and the user-friendly interface makes navigating settings and configurations straightforward.

Moreover, the receiver's durability is noteworthy. Built with quality components, the STR-DE845 is designed to withstand the test of time, making it a dependable option for audiophiles and casual listeners alike.

In conclusion, the Sony STR-DE845 is a feature-packed surround sound receiver that combines quality, functionality, and a user-friendly experience. With its powerful output, advanced surround sound technologies, and versatility in connectivity, it remains a respectable choice for those looking to elevate their audio and home theater systems.