Daewoo 21Q1, 21Q2, 14T2 IC DC Voltage Charts, Input signal, User’s control condition, Line Voltage

Page 46

IC DC Voltage Charts

•Input signal

-Video : color BAR(PM5518)-PAL -Audio : 1khz sine wave

•User’s control condition

-Contrast, Brightness, Color, Volume(Normal condition)

•Line Voltage

-AC 220V, 50HZ

•All the Voltage in each point are measured with multimeter

•I701(∝-com)

PIN NO

1

 

2

3

4

5

 

6

7

 

8

 

9

10

 

11

 

12

13

14

15

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

V(DC)

0

 

4.7

4.5

4.5

4.7

0

0

 

0

 

0

0

 

4.4

 

2.0

2.2

0

4.7

 

 

 

 

 

(option)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

PIN NO

16

 

17

18

19

20

 

21

22

 

23

 

24

25

 

26

 

27

28

29

30

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

V(DC)

4.0

 

0

4.4

0

0

 

0

0

 

0

 

0

0

 

0

 

0

0

0

0

 

 

 

 

MUTE

4.2

 

 

 

 

 

 

 

(TEXT option)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

PIN NO

31

 

32

33

34

35

 

36

37

 

38

 

39

40

 

41

 

42

43

44

45

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

V(DC)

0

 

4.6

4.7

0

0

 

4.6

4.6

 

3.7

 

3.7

4.4

 

0

 

0

4.4

0

2.9

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

PIN NO

46

 

47

48

49

50

 

51

52

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

V(DC)

0.2

 

0

0

0

0

 

0

0

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

47

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Contents Chassis CP-370 Contents Specifications Safety Instruction RAY Radiation PrecautionWhite Balance Alignment InstructionsScreen FocusVertical Slope Geometry Vertical CenterVertical Size Vertical S-CORRECTIONPage IC Description Cmos Compatible I/O Pins Plastic 42 Ysdp Pins Package Block DiagramDisplay Feature AcquisitionSynchronization Sdip 52 package Supply voltage Block Diagram ControllerPin Name Symbol Description Pin DescriptionCvbs Features PIN Symbol DescriptionAudio RGBBlock Diagram Pin Description Name Sound if InputVertical Guard Name DescriptionBeam current limitinq Luminance EAST-WEST Drive 3Block Diagram Pin Description TDA4665Base Band Delay LinePIN Description Symbol PIN Description TDA8395 Secam DecoderBlock Diagram Pin Description TDA6106Q Video Output AmplifierI802 PC817 VecoTDA8356 DC-coupled vertical deflection circuit 3Block Diagram 4Pin Description TDA7056 BTL Audio Output Amplifier 1 Speaker ModelSTR-S5707 Hybrid IC for a Switching Regulator PIN Name Symbol DescriptionTa=25 Description Terminal Symbol Rating UnitMIN TYP MAX Rating UnitTDA8138 5.1V+12V regulator with Disable and Reset TDA 1519BAUDIO Output Amplifier 2 Speaker Model PIN Signal Description PCA84C 122AIC RemoconCircuit Description Geometry processing Vertical synchronizationColour decoder Integrated video filters TuningRGB output and black current stabilization Base band delay line TDA4665 TDA8356 vertical deflection Horizontal deflectionVIN terminal, start-up circuit Power Supply STR-S5707Video amplifiers Oscillator, F/B terminal voltage PinLatch circuit Drive circuitOCP over-current protection function Thermal shutdown circuitTrouble Shooting Charts No RasterNo Pictureraster OK No Vertical Scaningone Horizontal Line on Screen No Color No Soundpicture OK Abnormal NormalNo External A/VRF OK No ON-SCREEN Displaypicture OKRemote Control Unit Troublelocal Control OK User’s control condition IC DC Voltage ChartsInput signal Line VoltageI502TDA4665 I501TDA8374AI301TDA8356 I503TDA8395Electrical Parts List LOC PART-CODE PART-NAME Part Type RemarkPTSPPWA499 Speaker AS DTC-14Q1VM IC AMP 5PTPS60MB Filter Cera TPS 6.0MBEFC-S6ROME3 CEXF1H229V Electro CEXF1H470V Electro 5PXPS45MB Filter Cera TPS-4.5MB Trap Tapping CCZB1H181K Cera DUZ5R1BM Diode Zener Coil Peaking Wire Copper AWG22 1/0.65 TIN Coating R530 RD-AZ203J R703 RD-AZ272J # Front A/V Part List Option Conn ASS’Y Difference Part List LOC Part NameCP-370 Inch Difference Part List LOC Part Name Model RemarkPage Page Page Page Page Page Page Page Page Page Page
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