Daewoo CP-885F, WP-895F service manual GND1, OUT1+, Mode, Svr

Page 31

Service manual WP 895/895F, CP885/885F

4-4 TDA894xJ Stereo Audio Amplifier

The TDA8944J( TDA 8946J) is a dual-channel audio po wer amplifier with an output power of 2 x 7W (2 X 15W)

at an 8 load and a 12V supply. The circuit contains two Bridges Tied Load(BTL) amplifiers with an all-NPN output stage and standby/mute logic. The TDA8944J comes in a 17-pin DIL power package.

4-4-1- Features

-Few external components

-Fixed gain

-Standby and mute mode

-No on/off switching pop noise

-low standby current

-High supply voltage ripple rejection

-Outputs short-circuit protected to ground, supply and across the load

-Thermally protected

Pin description

Pin

Symbol

Description

1

OUT1-

negative loudspeaker

 

 

terminal 1

2

GND1

ground channel 1

3

Vcc1

supply voltage channel 1

4

OUT1+

positive loudspeaker

 

 

terminal 1

5

n.c.

not connected

6

IN1+

poitive input1

7

n.c.

not connected

8

IN1-

negative input1

9

IN2-

negative input2

10

MODE

mode selection input

11

SVR

half supply voltage

 

 

decoupling (ripple rejection)

12

IN2+

positive input2

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Image 31
Contents Colour Television Contents Circuit description PCB Layout Circuit Diagram Tuning system Main FeaturesPower consumption Sound Output PowerSpecification matrix Pin Signal Description Matching value Page C04 C01C02 C03C42 S13 S10S11 S12Special case Country selection = Others Program Group SkipITV RAY Radiation Precaution Safety instructionHOR Width Order Default settingh for wpAlignment instructions ParabolaDisable HOR Paral BOW Corner EW Trapez IC description Page Page Chassis IC marking OSD languages Atss countries Text IC version VCT 3832APin Name Type Short Description Gndaf Supply VCT Page German 2-Carrier System Dual FM System DSP-Section Audio Baseband ProcessingAnalogue Section Nicam plus FM/AM-MonoAdrsel PALSECAM-L UssrDvsup Xtalin FeaturesANAIN1 TestenPin Symbol Function Mode OUT1GND1 OUT1+Block diagram TDA8944J GND Page Page Inverting input Block diagram TDA6107Q SCL SDAPage Description IC PIN Symbol Rating Unit OCH -F MINCircuit description If section Block diagram Vision if Amplifier Standard Features Page Page Adaptive Comb Filter VCT3834A only Video Sync Processing CRT Measurement and Control Page Stand by ConfigurationDescription Application Page Page Quadrature Mixers ESCPage Page STR-F6654 general description Power supply primary part operationsPage STR-F6654 oscillating operation Overvoltage protection circuit OVP Overcurrent protection function OCPLatch circuit Thermal shutdown circuit TSDTV start-up operations TV normal run and stand-by mode operations Page FBT CP885/885F N T R O L L E D Rectifier 6V DC High Service Parts List Spark GAP CBXF1H104Z Cera Semi 50V F 0.1MF Z Tapping CZSL1H220J Cera 50V SL 22PF J Axial CCZB1H222K Cera Coil Peaking Wire Copper Carbon Comp Exploded View Exploded View DTF-29U8 DTP-28A7 Service Man ual WP-895/895F, CP885/885F DTP-28G7 DTP-28G8 Printed Circuit Board Page Page 686, AHYEON-DONG MAPO-GU SEOUL, Korea

CP-885F, CP-885, WP-895, WP-895F specifications

The Daewoo WP-895F, WP-895, CP-885, and CP-885F are versatile washing machines that embody the brand’s commitment to quality and innovation. These models are designed to meet the diverse needs of modern households, offering a range of features that enhance laundry efficiency and user convenience.

The WP-895F and WP-895 are known for their user-friendly design and robust functionality. They come equipped with advanced washing programs that cater to various fabric types, ensuring optimum care for garments. One of the standout features of these models is the 10kg capacity, which is ideal for larger families or those who frequently do laundry. The machines boast an energy-efficient motor that reduces power consumption while delivering superior washing performance.

Integrated with smart sensors, the WP-895F and WP-895 adjust water levels according to the load size, optimizing resource usage and making washing more economical. Additionally, the models feature a delayed start option, allowing users to schedule wash cycles at their convenience.

On the other hand, the CP-885 and CP-885F stand out for their compact design and functionality. Ideal for apartments or smaller spaces, these machines offer a 7.5kg capacity while delivering impressive wash quality. They include specialized washing modes for delicates, heavy-duty fabrics, and quick washes, thus accommodating a wide range of laundry needs.

Both CP models are designed with user comfort in mind, featuring intuitive control panels that simplify operation. The CP-885F includes an enhanced filtration system that captures lint and other particles, ensuring cleaner wash results while prolonging the machine's lifespan.

Each model incorporates durable and reliable technology, with stainless steel drums that resist rust and enhance longevity. The noise reduction technology also ensures that laundry day remains a peaceful experience, reducing operational sound levels significantly.

Overall, the Daewoo WP-895F, WP-895, CP-885, and CP-885F are equipped with essential features and cutting-edge technologies that cater to the evolving demands of households. With their combination of efficiency, capacity, and innovative design, these washing machines exemplify Daewoo's dedication to improving everyday laundry experiences. Whether for large families or smaller living spaces, these models provide robust solutions that make laundry tasks simpler and more effective.