Daewoo DTQ-29U1SC/SSP, DTQ-29U5SC/SSP service manual Appendix

Page 53

 

 

 

 

 

IC DESCRIPTION

 

Appendix

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

4. Pin Description

 

 

 

 

 

 

 

Pin No.

Pin Name

Type

Short Description

1

TEST

IN

Test Input

 

2

RESQ

IN

Reset Input

 

3

SCL

IN/OUT

I2C Bus Clock

 

4

SDA

IN/OUT

I2C Bus Data

 

5

GNDD

SUPPLY

Digital Ground

 

6

HCS

IN

Half Contrast Switch Input

 

7

FSY

OUT

Front Sync Out

 

8

CSY

OUT

Composite Sync Output

 

9

VS

OUT

Vertical Sync Output

 

10

INTLC

OUT

Interlace Control Output

 

11

VPROT

IN

Vertical Protection Input

 

12

SAFETY

IN

Safety Input

 

13

HFLB

IN

Horizontal Flyback Input

 

14

GNDD

SUPPLY

Digital Ground

 

15

VSUPD

SUPPLY

Digital Supply Voltage(3.3v)

 

16

GNDD

SUPPLY

Digital Ground

 

17

VSUPD

SUPPLY

Digital Supply Voltage(3.3v)

 

18

P0

IN/OUT

Port 1, Bit 0

 

19

P1

IN/OUT

Port 1, Bit 1

 

20

P2

IN/OUT

Port 1, Bit 2

 

21

P3

IN/OUT

Port 1, Bit 3

 

22

P4

IN/OUT

Port 1, Bit 4

 

23

P5

IN/OUT

Port 1, Bit 5

 

24

P6

IN/OUT

Port 1, Bit 6

 

25

GNDD

SUPPLY

Digital Ground

 

26

RSW2

OUT

Range Switch 2 for Measurement ADC

 

27

RSW1

OUT

Range Switch 1 for Measurement ADC

 

28

SENSE

IN

Sense ADC Input

 

29

GNDM

SUPPLY

Ground, MADC Input

 

30

VERTQ

OUT

Inverted Vertical Sawtooth Output

 

31

VERT

OUT

Vertical Sawtooth Output

 

32

E/W

OUT

Vertical Parabola Output

 

33

XREF

IN

Reference Input for RGB DACs

 

34

SVMOUT

OUT

Analog Scan Velocity Modulation Output

 

35

GNDAB

SUPPLY

Analog Ground Backend

 

36

VSUPAB

SUPPLY

Analog Supply Voltage(5.0v)Backend

 

37

ROUT

OUT

Analog Red Output

 

38

GOUT

OUT

Analog Green Output

 

39

BOUT

OUT

Analog Blue Output

 

40

VRD

IN

DAC Reference

 

41

RIN

IN

Analog Red Input

 

42

GIN

IN

Analog Green Input

 

43

BIN

IN

Analog Blue Input

 

44

FBLIN

IN

Fast Blank Input

 

-52-

Image 53
Contents Color Television Table of Contents Safety Checks Safety PrecautionsSafety Precautions Subject Implosion NTSC-M SpecifictionCircuit Block Diagram Mute Alignment InstructionAlignment Instruction Table-B Assembly Adjustments White Balance ADJUSTMENTS8 Contrast Electrical Parts List Electrical Parts List IC Regulator HRFT102JBA Chip HRFT122JBA Chip HRFT471JBA Chip CEXF1E222V Electro Term PIN Oxide Film OHM J Small CEXF1H228V Electro CMXM2A682J Mylar PCB Main CCZB1H333K Cera 581 J009 85801065GY 626 J054 85801065GY 671 J099 85801065GY Coil Peaking Carbon Comp TKTC4370AY Metal Film 2W 24 OHM J Small 896 J908 85801065GY 941 R943 RD-AZ683J Different Parts List Schematic Diagram Explode View 485009KU Printed Circuit Board CN-794N/MAIN / Top Printed Circuit Board CN-794N/MAIN / Silkscreen Bottom Printed Circuit Board CN-794N/MAIN / Silkscreen Top Printed Circuit Board CN-794N/MAIN / Drill Drawing Printed Circuit Board CN-794N/MAIN / Solder Mask Top Printed Circuit Board CN-794N/CRT / Top Printed Circuit Board CN-794N/CRT / Silkscreen Bottom Printed Circuit Board CN-794N/CRT / Silkscreen Top Printed Circuit Board CN-794N/CRT / Drill Drawing Printed Circuit Board CN-794N/CRT / Solder Mask Top Appendix IC DescriptionIC Description I501 VDP3130Y Appendix RIN2 Waveforms Waveforms Appendix SVM Q909 Base 18 I901 PIN7 Rout No Power Troubleshooting GuideTroubleshooting Guide No Sound CH DON’T Memory or Skip I501 VDP3130Y Remote Control does not Operate