Sony KP-53SV75A, KP-43T75A service manual Line

Page 44

BLOCK DIAGRAM (2)

TU151 MAIN TUNER

DET OUT 2

L OUT

R OUT

DET OUT

BUFFER

 

 

Q152, 154

 

 

 

 

H.SEP

 

 

MTUH

Q004

 

 

 

 

 

 

IC1101

 

 

A/V SWITCH

63

MTV V

MAIN V OUT 41

62

MTV L

 

 

 

64

MTV R

 

 

 

BUFFER

Q1701

VIDEO BUFFER Q1103,1104

 

 

 

 

 

 

 

 

 

 

 

 

IC1702

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

COMB FILTER

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

BUFFER

 

 

FL1701

 

 

BUFFER

 

5

ADIN

COUT

20

 

 

BUFFER

 

FL1702

 

 

BUFFER

 

43

C IN2

C OUT2

37

 

 

 

 

Q1701

 

 

 

 

Q1702,1703

 

 

 

Q1704

 

 

 

Q1707,1708

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

YOUT

 

 

 

 

BUFFER

 

FL1703

 

 

BUFFER

 

 

 

Y IN2

Y OUT2

 

 

 

 

BUFFER

 

 

 

 

 

 

 

 

 

 

 

 

 

24

 

 

Q1705

 

 

 

Q1706,1709

45

39

 

 

Q1102

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

CKIN

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

15

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

AFT OUT

 

MTU AFT

 

ST IND

 

ST IND

 

SAP IND

 

SAP IND

TO A BOARD

 

SWITCH

 

SYSTEM CONTROL

RF AGC

ATT AGC

BLOCK

Q151

 

 

 

MODE

 

SAP

 

F MONO

 

F MONO

 

MUTE

 

MTU AUMT

 

 

 

ML OUT1

 

SDA

SDA

HR OUT1

 

SCL

SCL

 

 

TU152

 

 

52

ML OUT1

SUB TUNER

 

54

HR OUT1

DET OUT

BUFFER

60

STV V6

Q153

 

 

 

 

 

 

 

DE-EM OUT

 

59

STV L6

 

 

H.SEP

61

STV R6

 

 

STUH

 

 

 

Q001

 

 

 

 

 

AFT OUT

 

STU AFT

 

MUTE

 

STU AUMT

 

ANT

SDA

SDA

TO A BOARD

 

SYSTEM CONTROL

 

SW

SCL

SCL

 

BLOCK

 

CN001

 

 

SWITCH

 

 

ANT SW1

3

ANT SW1

 

Q005

 

 

 

 

 

ANT SW2

1

SWITCH

ANT SW2

 

Q003

 

 

 

 

 

C2

5

 

Y2

3

 

SSW-2

7

 

V2

1

 

L2

2

 

R2

4

 

SCL

33

SCL

SDA

34

SDA

CN1702

10FR C IN

7 FR Y IN

9 FRONT SW

5FR V IN

3FR L IN

1FR R IN

CN1253

 

 

 

FR C OUT

10

3

4

FR Y OUT

7

1

2

FRONT SW

9

 

 

FR V OUT

5

 

 

FR L OUT

3

 

 

FR R OUT

1

 

 

 

HB

(1/2)

 

 

(LINE IN 1)

 

J1251

VIDEO2

IN

S VIDEO

VIDEO

L(MONO) AUDIO R

U BUFFER

Q1921

 

V BUFFER

Q1920

13

3

IC1903 YUV SWITCH

Y OUT

U OUT

V OUT

V IN

DU IN

U IN

Y IN

DV IN

15

14

4

1

5

12

2

 

 

IC1701

 

 

 

5V REG

 

+11V

I

O

REG 5V

YBUFFER Q1914

1

 

DVD SW

DY IN

DVD SW

DVD SW

 

9

10

11

J1102

 

 

12

C1

 

 

 

VIDEO 1

3

4

10

Y1

IN

1

 

2

 

 

 

 

S VIDEO

 

 

14

SSW-1

VIDEO

 

 

8

V1

L(MONO)

 

 

9

L1

AUDIO

 

 

 

 

 

 

R

 

 

11

R1

 

 

 

 

J1101

 

 

19

C3

 

 

 

VIDEO 3

3

4

17

Y3

IN

 

1

 

2

 

 

 

 

S VIDEO

 

 

21

SSW-3

VIDEO

15

V3

L(MONO)

16

L3

AUDIO

 

 

R

18

R3

 

Y

J1106

Y4

24

SY OUT1

56

SC OUT1

58

Q1110

 

 

BUFFER

 

 

 

 

 

 

 

Q1119,1124

 

 

 

 

 

 

 

 

 

BUFFER

 

 

 

 

 

 

 

Q1118,1125

 

 

 

MUTE BUFFER

YUV MT

 

 

 

 

 

 

Q1122

 

 

 

 

 

 

 

FROM A BOARD

 

 

 

 

 

 

 

 

 

 

 

 

 

P MUTE

SYSTEM CONTROL

 

 

 

 

 

MUTE BUFFER

 

BLOCK

 

 

 

 

 

MTU AUMT

 

 

 

 

 

 

Q1117

 

 

 

 

 

 

 

 

 

 

 

 

 

 

L OUT

 

 

 

 

J1104

 

 

 

 

 

 

L

AUDIO OUT

 

 

 

 

 

 

 

 

R OUT

 

 

 

 

R

(VAR/FIX)

 

 

 

 

 

 

FROM A BOARD

 

 

 

 

 

Q1109

 

 

 

 

 

 

 

 

SYSTEM CONTROL

 

 

 

 

 

 

 

BLOCK

 

 

 

 

 

Q1108

 

 

 

 

 

 

 

 

 

S OUT

SAVA CONT

BUFFER

SIRCS MIX

BUFFER

J1103

 

 

Q1121

Q1114

Q1111

Q1106,1107

 

 

CONTROL

 

 

TO A BOARD

 

 

 

 

 

 

 

 

 

 

S

 

SYSTEM CONTROL

RM IN

 

 

 

 

 

 

 

 

 

OUT

 

BLOCK

 

 

 

 

 

 

 

 

 

 

 

 

 

J1105

 

PB

 

 

 

PR

28

SSW-4

L OUT 38

 

 

 

A

 

 

R OUT 40

(2/4)

 

 

(TUNER, VIDEO, AUDIO IN/OUT)

 

 

VIDEO

 

 

AUDIO BUFFER

L

MONIT OR

 

Q1115,1116

AUDIO BUFFER

AUDIO

OUT

 

R

 

Q1112,1113

 

 

 

 

 

 

 

Q1101

 

 

 

Q1105

 

– 45 –

– 46 –

Image 44
Contents Color Rear Video Projector Specifications KP-43T75A/53SV75ABlinking count display of TIMER/STAVDBY indicator Self Diagnosis FunctionSummary of Self-Diagnosis Function Diagnosis Items and Prediction of Malfunction LocationSelf-diagnosis screen displays Self-Diagnosis Screen DisplayOVP Detect Self-diagnosis block diagramSelf-diagnosis function operation Table of Contents Circuit AdjustmentsDisassembly SET-UP AdjustmentsRemote Control Section GeneralCarrying Your Projection TV Installing the Projection TV Connector Types Making ConnectionsConnecting a camcorder Connecting a cable TV system/ antenna to a VCRConnecting a VCR and projection TV to a cable box Connecting two VCRs for tape editing Connecting a DVD Player Upper illustrationUsing the Remote Control Setting Up the Projection TV AutomaticallyConnecting an audio system Upper illustration Inserting the batteriesAdjusting the Convergence Automatically Flash Focus To perform Auto SET UP againWatching the TV Watching Two Programs at One Time PIP Learning Menu Selection To exit from the menus at any timeUsing the Video Menu Using the Audio MenuTo restore the factory settings To select the Video menuUsing the Reloj Menu To select the Reloj menuCh Using the Ajustes de canal Menu To select the Ajustes de canal ch menuSetting and Selecting Canal favorito Setting Canal favorito manuallyUsing Canal favorito Changing Canal favorito choicesUsing the Ajustes Menu To select the Ajustes menuSetting the Manufacturers Code To operate the projection TV Manufacturer code numbers cable boxTo operate the cable box No color Section Disassembly Rear Board Removal Service PositionHA Board and HB Board Removal Chassis Assy Removal KP-53SV75AHA, HB and FB Board Removal Mirror Cover Removal KP-43T75APicture Tube Removal A, G and FA Boards Removal HIGH-VOLTAGE Cable InstallationRemoval SET-UP Adjustments SectionFocus VR Adjustment Pole Magnet Adjustment GREEN,REDPole Magnet Adjustment Defocus Adjustment BlueData Electrical Adjustment by Remote CommanderAdjusting Buttons and Indicator Service Mode List Adjustment Data Standard Number RangeAdjustment Data Standard Number KP- RMDAC D/A Converter CCD Closed Caption Decoder Registration Adjustment PJE Setup for AdjustmentGreen Registration Adjustment Green CenterFinal Check RED Registration AdjustmentBlue Registration Adjustment Auto Registration Error Code List Error Code ListSection Safety Related Adjustments +B OVP Confirmation Section Circuit Adjustments TV Input SUB Contrast Adjustment VPTR-GDRVTV Input SUB-HUE and SUB-COLOR Adjustment VPTR-SHUE, Scol PIP SUB Contrast Adjustment SC-SYDRText Position Adjustment CCD-CCHP BAR Display Position Adjustment OP-DISPPIP Position Adjustment PI-PIPH, PIPV, PPH5, PPV5 Section Diagrams Block DiagramLine Video Reset Peak HoldBuff IC805 PJED-CPUCRR Drive To aPower Supply G H/V OUT Frame Schematic Diagram Printed Wiring Boards and Schematic DiagramsCircuit Boards Location Micro Inductor3 Board IC1011 CXA2079Q 3 Board Waveforms3 Board IC406 TDA7265 3 Board IC807, 815, 816 ∝ PD6376GS-E2 BV DAC? a 2/3 board Board 3 Board IC1902 CXA2019AQ-T43 Board IC1903 BU4053BCF-T2 3 Board IC1904 CXA1315M-T4Board IC651 ∝ PC393C Board WaveformsBoard IC654 DM-58 CG CR CB board CB Board Waveform CR Board Waveform CB BoardCG Board Waveforms CG BoardHA Board HC Board Function KeysHB Board FB Power Switch FA Board FB BoardSemiconductors NJM7805FAD1NL20U Section Exploded Views Cover KP-43T75ACover KP-53SV75A REF. NO. Part no Description Remark REF. no152 113 115 Chassis KP-43T75AChassis KP-53SV75A 212 Picture TubeCapacitors PF ∝∝ F Section Electrical Parts ListResistors 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 HC HA HB S 125 965-413-01