Philips DVD763SA/021, DVD763SA/001 IC Data, Diagram Power Supply TY72011P2 Block Diagram item

Page 61

EN 76

 

9.

 

DVD763SA

Circuit Descriptions and List of Abbreviations

9.7IC Data

In this paragraph, the internal block diagrams and pinning are given of ICs that are drawn as 'black box' in the electrical diagrams (with the exception of 'memory' and 'logic' ICs).

9.7.1Diagram Power Supply

TY72011P2 Block Diagram (item 7130)

 

 

 

 

 

 

Vcc pin13

 

 

 

 

 

Startup

 

 

 

 

 

HV

1

Over Voltage

 

 

UVLOh = 15V

 

14

 

Protection (Vcc > 41V?)

 

 

UVLOl = 7.2V

 

 

 

 

 

 

 

 

 

 

 

 

Internal Vcc

 

 

 

 

 

NC

2

Last pulse of

Internal regulator

 

 

13

Vcc

 

 

 

 

 

demag after 4µs

 

 

 

 

 

 

 

 

 

 

 

 

 

Demag

3

DEMAG ?

 

 

Internal Clamp

 

12

DRV

 

 

 

 

 

 

 

 

 

 

Rf

 

 

 

 

 

 

 

 

Verr max = 3V

 

 

 

 

 

 

 

 

Verr min = 10mV

 

Clock

 

 

 

 

 

 

 

 

 

 

 

 

FB

 

Ri

OVP

R Flip-Flop Q

 

 

 

Isense

4

 

 

 

11

1/3

 

 

 

 

 

 

 

 

 

 

 

 

 

2.5V

 

D

Driver

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Ct

 

 

Current comparator

 

 

 

Gnd

5

 

 

 

 

 

10

 

 

Over Current

 

 

 

 

 

 

 

 

Protection (OCP)

250mV - 1V max setpoint

 

200ns L.E.B

 

 

 

 

 

V(-) < 1.5V

 

 

Vcc pin8

 

 

OVP

 

 

 

 

 

 

NC

6

 

1V

 

 

 

9

 

 

 

250mV clamp

 

 

 

4x10V zener

 

 

 

 

 

VCO Feedback

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Verr

Toff = f (Verr)

OVP

 

 

 

NC

7

More than 128ms?

 

Max Toff = f (Ct)

 

500

8

NC

 

 

 

 

 

--> protection circuitry

 

 

 

60mV

 

 

 

 

 

 

 

 

 

 

 

 

 

20k

 

 

 

 

 

 

 

 

Figure 9-13

 

 

 

 

 

TY72011P2 Pinning (item 7130)

HV 1

nc 2

Demag 3

FB 4

Ct 5 OVP 6

nc 7

14nc

13Vcc

12Drive

11Isense

10GND

9nc

8nc

PIN CONNECTIONS

Figure 9-14

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Image 61
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Contents DVD-Video Player ContentsDVD763SA /001 /021 /051 Technical Specifications and Connection Facilities SpecificationsSafety Instructions Safety Instructions, Warnings and NotesLaser Device Unit DolbySwitched Mode Power Supply Service HintsService Positions ComPairTopCover 300 Remove 4 screws 310 MechanicalDVD Module 145 Remove flex connections to A/V board Lift module up slightly and moveMechanical- and Dismantling Instructions Nucleus Contents of Dealer Script Diagnostic Software, Trouble Shooting and Test InstructionsDealerscript Purpose of Dealer ScriptPlayer Script Contents of Player ScriptPurpose of Player Script Structure of Player ScriptDisplay PCB Remote Control TestDisplay Test LED Test5 P50 Loop-Back Test 162037.epsSound 1 & Scart DVD Test Picture Test Sound 2 TestBasic Engine Loop Test See Table Below Error BitsBe Errors Uart Error CodesSlph Error Codes SSM Error CodesReprogramming of New Mono Boards SMA Error CodesCL 26532053056.eps Command Overview of Nuclei Menu and Command Mode InterfaceSet-up Physical Interface Components Hardware required Processor and peripherals Ref. # Reference Name Remark Basic diagnostic nuclei Ref. # Reference Name RemarkComponents Ref. # Reference Name Remark Audio Ref. # Reference Name RemarkVideo Ref. # Reference Name Remark Log Error logging in Nvram Ref. # Reference Name RemarkDisplay slave processor Ref. # Reference Name Remark Miscellaneous Ref. # Reference Name RemarkActivation Layout of Menu and SubmenuMenus First Level SubmenusThird Level Submenus Second Level SubmenusError Code Error text Nuclei Error CodesAudio Nuclei Error Code Error text Basic Engine Nuclei Error Code Error text Processor & Peripherals Nuclei Error Code Error text Display PWB Nuclei Error Code Error textMiscellaneous Nuclei Error Code Error text Log Nuclei Error Code Error textVideo Nuclei Error Code Error text Furore Nuclei Error Code Error textSupply Check Test Instruction Front Display and Audio/ Video BoardClock Check Audio Mute CheckCommand Ref.# Name Remarks Killlr signal Command Ref.# Name Remarks Audio outputKill Circuit Digital SilencePersonal Notes Block Diagram DVD763SA EU Block and Wiring DiagramWiring Diagram DVD763SA EU CL 26532053011.eps AV Board Testpoint Overview170502 Power Supply Unit DVD763SA EU Electrical DiagramsAV-Board Clock & Control I200 I201 I221 AV-Board Video DAC200mV / div AC 10ms / divAV-Board Audio I231 I234 AV-Board VideoI403 I406 I407 I421 I422 I423 I480CL 26532053009.eps Layout AV-Board Overview Top Side260402 Layout AV-Board Part 1 Top Side Layout AV-Board Part 2 Top Side Part Layout AV-Board Overview Bottom SideCL 26532053010.eps CL 2653205310a.eps Layout AV-Board Part 1 Bottom SideCL 2653205310b.eps Layout AV-Board Part 2 Bottom SideDVD763SA 30521-Front Board Display Panel Layout DVD763SA 30521-Front Board Overview Bottom Side Layout DVD763SA 30521-Front Board Top SideCL 26532039021.eps 200302CL 2653203921a.eps Layout DVD763SA 30521-Front Board Part 1 Bottom Side210302 CL 2653203921b.eps Layout DVD763SA 30521-Front Board Part 2 Bottom SideLayout DVD763SA 30521-Front Board Standby Panel DVD763SA 30521-Front Board Standby Panel6200 1202 1200 1201 1200 1201 1202 6200Switching Panel TP1A Bvid out TP2A Gvid out Scart PanelTP14 Cvbs out 500mV/div ACLayout Scart Board Overview Top Side Layout Scart Board Part 1 Top Side Layout Scart Board Part 2 Top Side Alignments Power Supply UnitCircuit Descriptions and List of Abbreviations IntroductionPrimary Current Sensing Loader/Mono BoardUnder-voltage Protection Over-voltage ProtectionServo Processor/Decoder Loader InterfaceInterface/Program Memory DVD Back-end ProcessorBasic Engine Interface Sacd DSD processorAudio data input/output Interface Video Output Audio OutputClock Factory Power Supply diagram M7Miscellaneous Audio/Video A/V Board Reset CircuitStandby LED Control and DisplayKey Matrix IR ReceiverAbbreviation list IC Data Diagram Power Supply TY72011P2 Block Diagram itemTY72011P2 Pinning item Various Spare Parts ListSD 4.00SACH Module VariousRC22H RST SM Front PWBScart PWB

DVD763SA/051, DVD763SA/021, DVD763SA/001 specifications

The Philips DVD763SA series, which includes models DVD763SA/001, DVD763SA/021, and DVD763SA/051, represents a sophisticated blend of technology and quality in the realm of home entertainment. These DVD players are designed to deliver an exceptional viewing experience, featuring a range of functionalities that cater to modern media consumption needs.

One of the standout features of the DVD763SA series is its compatibility with various disc formats. It supports not just standard DVDs, but also CD-R/RW, MP3, and JPEG formats, allowing users to enjoy a versatile selection of media. This versatility ensures that whether you're in the mood for a classic movie, listening to music, or viewing photos from a digital camera, the Philips DVD763SA delivers seamless playback.

Equipped with progressive scan technology, these DVD players enhance video quality significantly. This technology minimizes motion blur and improves image clarity, producing a sharper picture that enhances the viewing experience, especially on larger screens. The DVD763SA series also boasts an advanced video rendering capability, which ensures that even older discs are upscaled to near-HD quality, providing a more enjoyable viewing experience.

Another notable characteristic of the DVD763SA series is its user-friendly interface. The remote control is ergonomically designed for ease of use, incorporating intuitive buttons that allow for quick access to settings, playback options, and media navigation. The on-screen display further simplifies navigation, making it easy for users to browse through their media collections.

Audio quality is equally impressive, with support for Dolby Digital and DTS sound formats. This ensures that viewers can enjoy cinematic audio experiences from the comfort of their homes. The players also feature direct audio outputs, enabling users to connect them to external sound systems for enhanced sound performance.

The Philips DVD763SA series prioritizes energy efficiency, adhering to environmentally friendly standards. This not only helps reduce power consumption but also contributes to lower electricity bills for households. With a sleek and compact design, these DVD players fit seamlessly into any home entertainment setup, providing both functionality and style.

In summary, the Philips DVD763SA/001, DVD763SA/021, and DVD763SA/051 models combine advanced technology with practical features, making them an excellent choice for anyone looking to upgrade their home media experience. From impressive audio-visual capabilities to user-friendly design, these players are well-equipped to meet the demands of today's media consumers.
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