Daewoo DTZ-2881/28W8, DTZ-29U7/U3, DTY-21U7/21B4 service manual Color Television Chassis CP-520

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P/N:TCP520BEF0

Service Manual

COLOR TELEVISION

CHASSIS : CP-520

MODEL : DTY-28A8/28A6/28A7 DTY-2880/28W5 DTY-21U7/21B4 DTY-25G6/25G7

CHASSIS : CP-520A

MODEL : DTC-20T2 DTC-21Y1/21Y2

CHASSIS : CP-520F

MODEL : DTZ-29U7/U3 DTZ-2881/28W8 DTZ-2481

Caution

:In this Manual, some parts can be changed for improving. their performance without notice in the parts list. So, if you need the latest parts information, please refer to PPL(Parts Price List)in Service Information Center(http://svc.dwe.co.kr)

DAEWOO ELECTRONICS Corp.

http : //svc.dwe.co.kr

June. 2004

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Contents Color Television Chassis CP-520 IC Description UOC III Series Contents Document History Main Features SpecificationsTDA8946J Stereo Audio Amplifier TDA8358J Vertical AmplifierStereo and AV Stereo Versions Mono Versions Schematic DiagramALL Versions Functional Description Sound ProcessorDocument History Version Date Comments General EURO-SCART 1 21 Pin Signal Description Matching valueEURO-SCART 2 21 Pin Pin Signal Description Matching valueChannel Europe Ccir France Gbireland East Oirt CHANNEL/FREQUENCY TableC47 C46C48 C49S19 S18S20 S21Safety Precaution Safety Instruction RAY Radiation PrecautionProduct Safety Notice Service Mode Navigation Microcontroller Configuration Service ModeOrder Default setting HOR CEN RED Gain GRN Gain Blue Gain RED Bias GRN BiasChassis Model Option Tuner OptionsRemarks Entering into NVM Editor mode Entering into Factory modeNavigation in NVM Editor mode Exit NVM Editor modeNVM Data Change List White Balance 1 G2 AlignmentVertical Geometry Horizontal Picture Centring7 AGC Corner B & Corner T EW TrapezIC Marking and Version IC DescriptionBulgarian CZECH, German DANISH, SpanishBlock Diagram Short Description QFP 128pinBclin BlkinGND3 PBIN3Pllif SIFAGC/DVBAGCGND2 QSSO/AMOUT/AUDEEAnalogue Video Processing all versions FeaturesAnalogue video processing stereo versions Analogue video processing mono versionsSound Demodulation all versions Audio interfaces and switching mono versionsStereo Demodulator and Decoder full stereo versions RDS/RBDS Audio Multi Channel Decoder stereo versions with Audio DSPController Display Data CaptureTDA8946J Stereo Audio Amplifier OUT1 Pin Symbol DescriptionOUT1+ ModeBlock diagram TDA8946J 1 TDA8358J TDA8358J Vertical AmplifierINB INAOutb InewPin description FeaturesGND Pin No Name Description General Description OVP PIN Description Name SymbolIIN H TJ TSDSymbol MIN Type MAX Unit Mosfet Electrical Characteristics IC PIN Rating DescriptionOCH F Circuit Description Vision if amplifier Functional Description of Video ProcessorQSS sound circuit FM demodulatorStereo and AV Stereo Versions Audio input selector and volume controMono Versions ALL VersionsSynchronisation circuit Horizontal and vertical drive Colour decoder RGB output circuit Wprgb Possible slave address 11 I2C-BUS User Interface DescriptionWrite registers Read registersAnalog 2-CARRIER Systems Table Frequency modulation Other features of the Demdec areA2/A2 ParameterA2+ Korea CarriersystemswithnicamFunctional Overview Of the digital controller sound part Mixer IntroductionFmandamdemodulation FM/AMDECODING FmidentificationFmpilotcarrierpresentdetector NicamdemodulationNicam AUTO-MUTE Service Parts List DTV- R&D Europe CCXB1H561K Cera Carbon Film Carbon Comp DTC-20T2FZS-S E30 4856310300 PCB Main CP-520A DTC 100 OHM J J500 85801065GY Packing AS DTC-20T2FZS-S DTC-21Y1FZF-S E33 4856310300 1N4937G 2.2K OHM F Packing AS DTC-21Y1FZF-S DTZ-29U7FZF-S Partsname 3M #232 6.0X2000M A001 4859809993 J38 85801065GY Packing AS DTZ-29U7FZS-S Exploded View Exploded View 7-2DTY-2880 Exploded View 7-3DTY-21U7 Exploded View 7-4DTY-25G6 Exploded View 7-5DTC-20T2 Exploded View 7-6DTC-21Y1 Exploded View 7-7DTZ-29U7 Exploded View 7-8DTZ-2881 Exploded View 7-9DTZ-2481 Printed Circuit Board 4859809893CP-520A 4859809993CP-520F Schematic Diagram CP-520A CP-520F

DTZ-2481, DTZ-29U7/U3, DTC-21Y1/21Y2, DTY-21U7/21B4, DTY-2880/28W5 specifications

The Daewoo DTC-20T2, DTY-28A8, DTY-28A6, DTY-28A7, DTZ-2881/28W8, DTY-25G6/25G7, and DTY-2880/28W5 represent a range of innovative and feature-rich vehicles that reflect Daewoo's commitment to quality and advanced technology. Each model combines sleek design with performance excellence, appealing to a wide range of consumers.

Starting with the DTC-20T2, this compact car offers a combination of efficiency and agility. Its lightweight design enhances fuel economy while maintaining stability on the road. Equipped with a state-of-the-art engine, the DTC-20T2 delivers a responsive drive, making it ideal for city commuting and weekend getaways.

The DTY-28A8 is known for its spacious interior and comfort features. It boasts advanced infotainment systems, including touch screens and smartphone connectivity, catering to modern drivers. Safety is paramount, with multiple airbags and advanced braking systems ensuring peace of mind on every journey.

Similarly, the DTY-28A6 and DTY-28A7 share many design elements but have unique enhancements that differentiate them. They incorporate advanced suspension systems that provide a smooth driving experience while navigating urban and rural landscapes. These models also feature high-efficiency engines that strike a balance between power and fuel consumption.

Moving to the DTZ-2881/28W8, this vehicle makes a statement with its bold design and robust performance. This model is designed with aerodynamics in mind, reducing drag and enhancing fuel efficiency. It includes innovative technologies like regenerative braking, which captures energy during deceleration, extending the vehicle's overall efficiency.

The DTY-25G6/25G7 and DTY-2880/28W5 are particularly impressive with their emphasis on versatility. These models offer various configurations and layouts to cater to different needs, whether for families or individuals. They feature expanded cargo capacity and modular seating arrangements that can accommodate both passenger and transportation requirements.

In conclusion, the Daewoo DTC-20T2, DTY-28A8, DTY-28A6, DTY-28A7, DTZ-2881/28W8, DTY-25G6/25G7, and DTY-2880/28W5 showcase a blend of performance, technology, and comfort across their varying models. From advanced safety features to innovative fuel efficiency technologies, these vehicles are tailored to meet the needs of a diverse clientele, reinforcing Daewoo’s stature in the automotive industry.
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