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
62
64	MTV R
64

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	SWITCH	ATT AGC	BLOCK
	RF AGC	Q151	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
	DET OUT		Q153		STV V6


	DE-EM OUT			59	STV L6
			H.SEP	61	STV R6
			H.SEP	STUH
			Q001	STUH
			Q001
	AFT OUT			STU AFT
	MUTE			STU AUMT
	ANT	SDA	SDA	TO A BOARD
	ANT	SDA	SDA	SYSTEM CONTROL
	SW	SCL	SCL	SYSTEM CONTROL
	SW	SCL	SCL	BLOCK
	CN001			BLOCK
	CN001		SWITCH
	ANT SW1	3	SWITCH	ANT SW1
	ANT SW1	3	Q005	ANT SW1
			Q005
	ANT SW2	1	SWITCH	ANT SW2
	ANT SW2	1	Q003	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
	DY IN	DVD SW
		DVD SW

9

10

11

	J1102			12	C1
				12	C1
	VIDEO 1	3	4	10	Y1
	IN	3	4	10	Y1
	IN	1		2
		1		2
	S VIDEO			14	SSW-1
	VIDEO			8	V1
	L(MONO)			9	L1
	AUDIO			9	L1
	AUDIO
	R			11	R1
				11
	J1101			19	C3
				19	C3
	VIDEO 3	3	4	17	Y3
	IN				Y3

		1		2
		1		2
	S VIDEO			21	SSW-3

VIDEO	15	V3
L(MONO)	16	L3
AUDIO
R	18	R3
	18	R3
Y	J1106	Y4
Y	24	Y4

SY OUT1	56
SC OUT1	58

Q1110

		BUFFER
		Q1119,1124
				BUFFER
				Q1118,1125
MUTE BUFFER	YUV MT
Q1122	YUV MT
Q1122		FROM A BOARD
		FROM A BOARD
	P MUTE	SYSTEM CONTROL
MUTE BUFFER		BLOCK
MUTE BUFFER	MTU AUMT
Q1117	MTU AUMT
Q1117
	L OUT					J1104
	L OUT					L	AUDIO OUT
							AUDIO OUT
	R OUT					R	(VAR/FIX)
	R OUT					R
FROM A BOARD						Q1109
FROM A BOARD
SYSTEM CONTROL
BLOCK						Q1108
						Q1108
	S OUT	SAVA CONT	BUFFER	SIRCS MIX	BUFFER	J1103
		Q1121	Q1114	Q1111	Q1106,1107	J1103
						CONTROL

TO A BOARD
TO A BOARD						S
SYSTEM CONTROL	RM IN					S
SYSTEM CONTROL	RM IN					OUT
BLOCK
						J1105

PB
PR	28	SSW-4	L OUT 38
PR
A			R OUT 40
A	(2/4)

(TUNER, VIDEO, AUDIO IN/OUT)

		VIDEO
	AUDIO BUFFER	L	MONIT OR
	Q1115,1116	L	MONIT OR
AUDIO BUFFER	Q1115,1116	AUDIO	OUT
AUDIO BUFFER		R
Q1112,1113		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