Sony KP-43T70C, KP-61SV70C, KP-53SV70C service manual TUNER, VIDEO, Audio IN/OUT

Page 44

BLOCK DIAGRAM (2)

TU151	IC1101
MAIN TUNER	A/V SWITCH

IC1702

COMB FILTER

DET OUT 2	BUFFER		63	MTV V
DET OUT 2	Q152		63	MTV V
	Q152
L OUT			62	MTV L
R OUT			64	MTV R
			64
DET OUT	H.SEP	MTUH
DET OUT	Q004	MTUH
	Q004
AFT OUT		AFT OUT
ST IND		ST IND
SAP IND		SAP IND	TO A BOARD
	SWITCH		SYSTEM CONTROL
RF AGC	SWITCH	RF AGC	BLOCK
RF AGC	Q151	RF AGC	BLOCK
	Q151
MODE		MODE
F MONO		F MONO
MUTE		MTU AUMT

MAIN V OUT

41

VIDEO BUFFER Q1103,1104

BUFFER Q1701

FL1701

BUFFER	ADIN	COUT	23
41	ADIN	COUT	23
Q1702,1703
		YOUT	25
			25
11	CKIN
11

BUFFER Q1704

BUFFER Q1705

FL1702

FL1703

BUFFER Q1707,1708

BUFFER Q1706,1709

43

45

CIN2

Y IN2

COUT2

Y OUT2

37

39

BUFFER

Q1102

IC1903

YUV SWITCH

INH

6

6

			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
			61
			STUH
		Q001	STUH
		Q001
	AFT OUT		STUAFT
	MUTE		STUAUMT
ANT	SDA	SDA	TO A BOARD
ANT	SDA	SDA	SYSTEM CONTROL
SW	SCL	SCL	SYSTEM CONTROL
SW	SCL	SCL	BLOCK
			BLOCK

C2 Y2 SSW-2

V2

L2

R2

5

3

7

1

2

4

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)

J1251

VIDEO2

IN

S VIDEO

VIDEO

L(MONO) AUDIO R

Y OUT

U OUT

V OUT

15

14

4

1

		CN004
		ANT SW1	3		SWITCH			ANT SW1
		ANT SW1	3		Q005			ANT SW1
					Q005

					SWITCH
		ANT SW2	1		SWITCH			ANT SW2
		ANT SW2	1		Q003			ANT SW2
					Q003

SCL	33	SCL
SDA	34	SDA

(LINE IN 1)

V BUFFER

Q1920

13

3

	V IN
DU IN	U IN
	Y IN
DV IN

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
	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

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
	SYSTEM CONTROL
	BLOCK						Q1108
							Q1108
		S OUT	SAVA CONT	BUFFER	SIRCS MIX	BUFFER	J1103
		S OUT	Q1121	Q1114	Q1111	Q1106,1107	J1103

J1106

Y

PB

PR

A (2/4)

24

Y4

28

SSW-4

L OUT	38
R OUT	40

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

(TUNER, VIDEO, AUDIO IN/OUT)

Q1105

– 45 –

– 46 –

Image 44

Contents Color Rear Video Projector MicrofilmSpecifications Video 1 Video 2 InputVideo 3 Monitor OUTBlinking 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 DisplaySelf-diagnosis block diagram Self-diagnosis function operationOVP Detect OCP DetectTable of Contents Circuit AdjustmentsDisassembly SET-UP AdjustmentsSection General FunctionCarrying 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 Using the Yellow Labeled Buttons for PIP Operations Watching Two Programs at One Time PIPLearning Menu Selection To exit from the menus at any t i m eUsing 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 M e n u 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 Manufacturer code numbers cable box To operate the cable boxTo operate the projection TV Picture turns offDouble images or ghosts UHF when using an antennaUsing a cable box Section Disassembly Rear Board Removal Service PositionHA Board and HB Board Removal KP-43T70CBeznet Assy Removal Mirror Cover RemovalRemoval Picture Tube RemovalSection SET-UP Adjustments Screen Voltage Adjustment Rough AlignmentFocus Lens Adjustment Screen G2 AdjustmentDeflection Yoke Tilt Adjustment Pole Magnet Adjustment GREEN,REDPole Magnet Adjustment Defocus Adjustment BlueElectrical Adjustment by Remote Commander Adjust Buttons and IndicatorMethod of Settingthe Service Adjustment Mode Service Mode AdjustmentAdjustment Data Standard Number Range VpntVpnv Vpns3DCM Adjustment Data Standard NumberPjed Tone DSPDAC CCDSUB Deflection Adjustment Item Registration AdjustmentSetup for Adjustment Green Registration Adjustment Fine AdjustmentGreen Center Green SkewFinal Check RED Registration AdjustmentBlue Registration Adjustment Error Code Display in Regi Service Mode Auto Registration Error Code List Error Code ListError Code Screen Display Sensor Position Section Safety Related Adjustments +B OVP Confirmation P & P SUB Contrast Adjustment SC-SYDR Section Circuit AdjustmentsTV Input SUB Contrast Adjustment VPNT-SCON X1 = PIP Position Adjustment PI-PIPH, PipvBAR Display Position Adjustment OP-DISP Section Diagrams Block DiagramTUNER, VIDEO, Audio IN/OUT 4 Video Reset Peak HoldBuff IC805 PJED-CPUTo a CN204POWERH/V Outsupply Circuit Boards Location Frame Schematic DiagramPart replaced Adjustment 3 Board Waveforms 3 Board IC406 TDA7265 3 Board IC1011 CXA2079Q3 Board IC807, 815, 816 BV DAC? a 2/3 board Board 3 Board IC1902 CXA2019AQ-T43 Board IC1903 BU4053BCF-T2 3 Board IC1904 CXA1315M-T4Board IC651 μPC393C Board WaveformsBoard IC654 DM-58 CG CR CB board CG Board CR Board WaveformCB Board Waveform CB BoardHA Board HC Board Function KeysHB Board FA Board 6 0 H zSemiconductors 2SK2663 2SC3271F-N 1SS133-T-77 D3S6M-F ERA22-08 ERC04-06SE ERC06-15SSLR-325VCT31 UDZS-TE17-8.2BSection Exploded Views Cover KP-43T70CCover Except KP-43T70C REF. NO. Part NO. DescriptionChassis KP-43T70C 103 !1-223-925-11 Resistor Assy Higvoltage Focus Pack153 152 151 159 158 154 156 155 160 161 162 163 165 Chassis Except KP-43T70C218 217 220 Picture TubeSection Electrical Parts List RM-Y906 RM-Y906REF. no Mylar103 104 Short Connector PLUG, Connector 4PPLUG, Connector 10P CONNECTOR, Board to Board 11PDiode DTZ10B FerritebeadFerrite RES,CHIPREF. no Description Remark Jack BLOCK, PIN Monitor OUTFILTER, LOW Pass Coil Inductor108 RM-Y906 Metal Chip Metal OxideCarbon 112 113 TUNER, FSS BTF-FA401 TunerFSS Tuner BTF-WA411 Crystal SHIELD, TransformerSCREW+PSW Ceramic 2KVPIN, Connector 2P PLUG, Connector 3PTAB Contact 1KVDiode GP08D Diode EL1ZDiode D4SBS4-F Diode D1NL20UNeon Lamp LAMP, NeonCarbon Photo Coupler Photo Coupler ON3171-R119 120 Relay Test PINCR BOARD, Complete Ferrite Neon LampCG BOARD, Complete L731 InductorGAP, Spark Connector Test PIN PLUG, Connector 5PPLUG, Connector 9P PLUG, Connector 3P Coil DiodeHA BOARD, Complete Connector Switch S1201 1-572-198-11 SWITCH, Keyboard Flash FocusCarbon Switch HB BOARD, Complete CapacitorCABLE, P-P Remote Commander CABLE, P-P CORD, Power with ConnectorRemote Commander RM-Y906 COVER, Battery for RM-Y906Sony Corporation 965-408-01