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Sony KV-29AL40 Service Manual

Sony KV-29AL40 Service Manual

Trinitron color tv

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SERVICE MANUAL

MODEL
KV-29AL40
KV-29AL40A
KV-29AL40C
KV-29AL40
COMMANDER
DEST.
RM-Y165
E
RM-Y165
E
RM-Y165
E
TRINITRON
1
KV-29AL40/KV-29AL40A/KV-29AL40C
BA-4
CHASSIS
CHASSIS NO.
SCC-S06J-A
SCC-S06H-A
SCC-S06K-A
RM-Y165
COLOR TV
®

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Table of Contents
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Summary of Contents for Sony KV-29AL40

  • Page 1: Service Manual

    KV-29AL40/KV-29AL40A/KV-29AL40C SERVICE MANUAL BA-4 CHASSIS MODEL COMMANDER DEST. CHASSIS NO. KV-29AL40 RM-Y165 SCC-S06J-A KV-29AL40A RM-Y165 SCC-S06H-A KV-29AL40C RM-Y165 SCC-S06K-A KV-29AL40 RM-Y165 TRINITRON COLOR TV ® — —...
  • Page 2: Specifications

    The ( ) SRS (SOUND RETRIEVAL SYSTEM) is manu- Supplied Accessories factured by Sony Corporation under license from SRS Labs, Remote commander (including 2 size AA (R6) batteries) Inc. It is covered by U.S. Patent No. 4,748,669. Other U.S. RM-Y165 and foreign patents pending.
  • Page 3: Table Of Contents

    KV-29AL40/KV-29AL40A/KV-29AL40C TABLE OF CONTENTS Section Title Page Section Title Page 4. SAFETY RELATED ADJUSTMENTS ......17 Warnings and Caution ............4 Self-Diagnostic Function ............4 5. CIRCUIT ADJUSTMENTS Safety Check Out Instructions ..........7 5-1. Electrical Adjustment by Remote Commander ..19 5-2.
  • Page 4: Warnings And Caution

    SECURITE DU FONCTIONNEMENT. NE LES REMPLACER QUE PAR DES SONY PARTS WHOSE PART NUMBERS APPEAR AS COMPOSANTS SONY DONT LE NUMERO DE PIECE EST INDIQUE DANS SHOWN IN THIS MANUAL OR IN SUPPLEMENTS LE PRESENT MANUEL OU DANS DES SUPPLEMENTS PUBLIES PAR SONY.
  • Page 5 KV-29AL40/KV-29AL40A/KV-29AL40C 2. DISPLAY OF STANDBY/TIMER LIGHT FLASH COUNT 2 times 4 times 5 times Lamp ON 0.3 sec. Lamp OFF Lamp OFF 0.3 sec. STANDBY/SLEEP lamp 3 sec. Diagnostic Item Flash Count* +B overcurrent 2 times Vertical deflection stopped 4 times...
  • Page 6 KV-29AL40/KV-29AL40A/KV-29AL40C 6. SELF-DIAGNOSTIC CIRCUIT IC301 IC541 IC001 IC003 Y/CHROMA JUNGLE V.OUT SYSTEM MEMORY FROM IO-BDAT B-DAT IK IN I-PROT FROM IC521 HP/PROTECT PIN 7 O-LED SDAT +B overcurrent (OCP) Occurs when an overcurrent on the +B(115V) line is detected by pin 18 of IC301. If the voltage to pin 18 of IC301 is less than 1V when V.SYNC is more than seven verticals...
  • Page 7: Safety Check Out Instructions

    KV-29AL40/KV-29AL40A/KV-29AL40C SAFETY CHECK-OUT LEAKAGE TEST After correcting the original service problem, perform the following safety checks before releasing the set to the customer: The AC leakage from any exposed metal part to earth ground and from all exposed metal parts to any exposed metal part having a return 1.
  • Page 8: General (In Spanish)

    Mezclador de computadoras o productos permite ver texto sobrepuesto discos, sea o no de la marca Sony (Sólo KV-21SE80A, 29AL40A, Conexión a Cámara de Video U/V EAC-66 similares con el televisor, a las imágenes, en...
  • Page 9 Para ver Programas de Televisión Paso 3: Programación de Canales Otras Funciones Oprima POWER para encender el televisor. Programación Automática del Televisor Ajuste del SISTEMA DE COLOR Apagado Automático (SLEEP) Nota Con excepción KV-14MB40A Es posible ajustar manualmente el SISTEMA DE COLOR para cada modo •...
  • Page 10 Otras Funciones (continuacion) Otras Funciones (continuación) Para usar Imagen en Imagen (PIP) Ajustes de la Imagen (VIDEO) Programación de FIJAR CANAL Sólo KV-29VL65A Puede cambiar el contraste, brillo, color, tinte y nitidez de la imagen. Esta función resulta útil cuando quiera hacer todos los cambios de canal a través de un decodificador de cable o un aparato de video.
  • Page 11 Ajuste al Volumen de la salida de Audio (SALIDA) En caso de un problema con su televisor, siga estas recomendaciones. igual que aquellos utilizados. Si el problema persiste, comuníquese con el concesionario Sony más Nota Sólo KV-21SE80A, 29AL40A, 29SL40A, 29VL65A, 29XT11A cercano.
  • Page 12: Disassembly

    KV-29AL40/KV-29AL40A/KV-29AL40C SECTION 2 DISASSEMBLY 2-1. REAR COVER REMOVAL 2-2. CONTROL SWITCH REMOVAL Control Switch Four Claws NINE SCREWS (BVTP 3x12) 2-3. CHASSIS ASSEMBLY REMOVAL 2-4. SERVICE POSITION — 12 —...
  • Page 13: Picture Tube Removal

    KV-29AL40/KV-29AL40A/KV-29AL40C 2-5. PICTURE TUBE REMOVAL BEFORE REMOVING ANODE CAP WARNING: H.V. remains in the CRT even after the power is disconnected. Discharge the CRT before attempting to remove the anode cap to avoid electrical shock. Short between the anode and CRT coating the earth ground strap.
  • Page 14: Set-Up Adjustments

    KV-29AL40/KV-29AL40A/KV-29AL40C SECTION 3 SET-UP ADJUSTMENTS The following adjustments should be made when a complete Perform the adjustments in order as follows: realignment is required or a new picture tube is installed. These Beam Landing adjustments should be performed with rated power supply Convergence voltage unless otherwise noted.
  • Page 15: Convergence

    KV-29AL40/KV-29AL40A/KV-29AL40C 3-2. CONVERGENCE If the blue dot does not converge with red and green dots, perform the following steps: Preparation: • Move BMC magnet (a) to correct insufficient H. Static conver- gence. • Before starting, perform FOCUS, V. LIN and V. SIZE adjustments.
  • Page 16: Focus

    KV-29AL40/KV-29AL40A/KV-29AL40C (3) Screen-corner Convergence 3-5. METHOD OF SETTING THE SERVICE ADJUSTMENT MODE (1) SERVICE MODE PROCEDURE a-b : screen-corner misconvergence Standby mode. (Power off) on the Remote Commander. (Press each button within a second.) Fig. 9 (2) SERVICE ADJUSTMENT MODE IN...
  • Page 17: Safety Related Adjustments

    KV-29AL40/KV-29AL40A/KV-29AL40C SECTION 4 SAFETY RELATED ADJUSTMENTS BOARD R584 CONFIRMATION METHOD (HV HOLD-DOWN CONFIRMATION) AND READJUSTMENTS Hold-down Readjustment The following adjustments should always be performed when replacing the following components which are marked with ] on If the current setting indicated in step 2-2 cannot be met,...
  • Page 18 KV-29AL40/KV-29AL40A/KV-29AL40C DIGITAL MULTIMETER TP600 C574 R584 [A BOARD] T504 ABL 11 POWER DIGITAL AMMETER SUPPLY MULTIMETER 3mA dc range 1SS119 — 18 —...
  • Page 19: Circuit Adjustments

    KV-29AL40/KV-29AL40A/KV-29AL40C SECTION 5 CIRCUIT ADJUSTMENTS 5-1. ELECTRICAL ADJUSTMENT BY REMOTE COMMANDER Use Remote Commander (RM-Y165) to perform circuit adjust- 7. Press then on the Remote Commander to initialize. ments on this model. NOTE: Test Equipment Required: Carry out step 7 when adjusting...
  • Page 20 KV-29AL40/KV-29AL40A/KV-29AL40C (4) Item of Adjustments INITIAL DATA DATA AVERAGE ITEM FUNCTION RANGE NTSC PAL-M PAL-N VIDEO DATA HSIZ HORIZONTAL AMP. ADJ. 0-63 HPOS HORIZONTAL POS. ADJ. 0-63 VBOW VRT LINE BOWING ADJ. 0-15 VANG VRT LINE BOW SLANT ADJ. 0-15 TRAP HORIZ.
  • Page 21 KV-29AL40/KV-29AL40A/KV-29AL40C INITIAL DATA DATA AVERAGE ITEM FUNCTION RANGE NTSC PAL-M PAL-N VIDEO DATA FIFR FIELD FREQUENCY SBAL SUB BALANCE 0-31 DISP OSD POSITION 0-127 PADJ POWER ADJUSTMENT 0-63 PSHP PIP SUB SHARPNESS 0-15 PPIX PIP SUB CONTRAST 0-15 PHUE PIP SUB HUE...
  • Page 22: A Board Adjustments

    KV-29AL40/KV-29AL40A/KV-29AL40C (5) Feature ID Map 2 9 A L 4 0 173 195 2 9 A L 4 0 A 173 195 173 195 2 9 A L 4 0 C 5-2. A BOARD ADJUSTMENTS H. FREQUENCY ADJUSTMENT R ON .
  • Page 23 KV-29AL40/KV-29AL40A/KV-29AL40C V. CENTER ADJUSTMENT (VPOS) DISPLAY POSITION ADJUSTMENT (DISP) 1.Input a cross-hatch signal. 1. Input a color-bar signal. 2.Set to Service adjustment Mode. 2. Set to Service adjustment Mode. 3. Select DISP with 3.Select VPOS with 4. Adjust with for adjustment of characters to center .
  • Page 24 KV-29AL40/KV-29AL40A/KV-29AL40C NOTES: — 24 —...
  • Page 25 KV-29AL40/KV-29AL40A/KV-29AL40C NOTES: — —...
  • Page 26 KV-29AL40/KV-29AL40A/KV-29AL40C NOTES: — 26 —...
  • Page 27: Diagrams

    6-2. Circuit Boards Location • When replacing parts in the table below be sure to perform the related adjustment. Adjustment ([) Part replaced (]) DY, C511, C572, C573, C574, C575, D573, D574, R582, R583, R585, HV HOLD-DOWN R586, R578, R579, T504, IC301, (R584) IC521,IC603, C507, C508, C509, C515, C520, L591, L501...
  • Page 28 CN203 B INT Y/C JUNGLE TUNING-MICON B DAT IC001 IC301 B CLK MEMORY FOR JIG IC003 I-BINTN BDAT IO-BDAT TUNER BCLK 0-BCLKN I-VPN V-TIM YUVSW TU101 I-AFT O-MONO F-MONO O-CHBLK2 ST LED I-STEREO MODE O-SAP FOR ALL MODELS EXCEPT: DIG COMB FILT A/V SW KV-29AL40A IC203...
  • Page 29 <FOR JIG> CN101 CN203 CN253 CN251 TO HV-BOARD TO K-BOARD :LIGHTENING :MICRO REAR-VAR/FIX CN 1405 CN 1402 STEREO J200 TP100 RF-AGC TU101 R214 R245 R216 BTF-WA411 C222 470k 470k R150 R101 R218 R219 :CHIP :CHIP :CHIP C151 5.6k C209 :CHIP :CHIP :CHIP :CHIP...
  • Page 30 A BOARD WAVEFORMS 1.5 Vp-p (H) 4.9 Vp-p (H) 3.5 Vp-p (8MHz) 3.0 Vp-p (H) 1.5 Vp-p (H) 4.2 Vp-p (V) 2.0 Vp-p (H) 1.5 Vp-p (H) 1.5 Vp-p (V) 1.5 Vp-p (H) 1.5 Vp-p (V) 8.5 Vp-p (H) 6.0 Vp-p (H) 3.0 Vp-p (H) 3.4 Vp-p (H).
  • Page 31: A Board

    TO A BOARD FOCUS T504(FBT) (1P) J1701 :CRT F GND R1710 C1702 CN1703 100k 0.0047 :ZZZ 1/2W TO A BOARD R1712 T504(FBT) 2W :RS C1705 2.2m 160V HEATER R1720 G4 HV KR G1 560k 1/2W R1711 N.C. 2W :RS D1708 200V TAB(CONTACT) RGP10GPK23...
  • Page 32: Cv Board

    CV BOARD WAVEFORMS 154.7 Vp-p (H) 118.8 Vp-p (H) 142.2 Vp-p (H)
  • Page 33 TO A BOARD R5001 T5001 C5003 CN601 0.01 D5001 :FPRD 630V ERC04-06S D5002 R5002 C5002 ERC04-06S 470k 250V CN5002 D5003 C5000 ERA22-08TP3 TO A BOARD D5008 :PIN-Z 250V D1NL20-TA CN604 R5003 7.5V T5050 C5010 C5004 R5007 D5005 0.001 2.2k 1SS133-T-77 Q5001 2SK2845 C5006...
  • Page 34 IC1401 IC1400 TDA1519AQU TDA1519AQU AUDIO AMP AUDIO AMP C1406 C1405 C1402 0.22 R1401 R1452 C1452 Q1400 R1402 0.0022 2SC3311A PS1401 MUTE :CFK-I C1401 0.22 CN1402 R1436 R1437 R1435 2.2k PS1400 SPSW R1450 C1451 :CFK-I 2.7k 0.33 R1451 MUTE 2.7k L1400 (5.0mm) R1434 C1453...
  • Page 35 CN2201 R2006 :PIN-Z 1/4W POWER ON S2001 R2004 R2003 R2005 R2002 R2001 2.2k 6.8k 1/4W TO HV BOARD 1/4W 1/4W 1/4W 1/4W S2005 CN2001 S2002 S2003 S2004 S2006 S2007 (CNTL) B-SV6867<BA4-M#4-29V>-HT...
  • Page 36: Ht Board

    CN1406 CN1405 :PIN-Z :S-MICRO FROM A BOARD TO K BOARD CN 253 CN 1401 C1437 C1432 R1430 R1403 4.7k R1404 C1407 1.5k 0.47 R1405 C1408 C1410 4700p 3.9k C2233 JW(5mm) TO A BOARD R1406 R1407 R1417 CN250 R1416 R2235 C2236 J2231 R1434 R1408...
  • Page 37: Semiconductors

    KV-29AL40/KV-29AL40A/KV-29AL40C 6-4. SEMICONDUCTORS 2SA1162-G 2SA1175-HFE 2SC3209LK 2SC4159-E 2SD601A-Q 2SC2785-HFE 2SD1312-K 2SA933AS-QRT 2SD774-34 LETTER SIDE 2SK2845-LB102 2SC5426-01 RD9.1EW 2SA1091-0 — —...
  • Page 38 KV-29AL40/KV-29AL40A/KV-29AL40C D3SB60F D10SC4M MA111 MX0541B-F D1NL40-TA2 ‘ ‘ ANODE CATHODE ‘ ‘ D1NL20R D2S4MF S2L60F CATHODE ERA22-08TP3 MTZJ-T-77-5.1C CATHODE GP08D CATHODE RD6.2ESB2 MTZJ-T-77-30D U05G RD8.2ESB2 D1NL20-TA MTZJ-3.3 EGP20G MTZJ-5.1C EL1Z ANODE RD5.6ESB2 1SS83 ANODE 1S133T-77 ANODE — 44 —...
  • Page 39: Chassis

    PART NO. DESCRIPTION REMARK REF.NO. PART NO. DESCRIPTION REMARK 1-751-057-21 CORD, POWER (w/CONNECTOR) 10A/125V (KV-29AL40) X-4035-965-1 BEZNET ASSY (KV-29AL40/C) 1-783-838-31 CORD, POWER (w/CONNECTOR) (KV-29AL40A) X-4035-963-1 BEZNET ASSY (KV-29AL40A) 1-769-796-71 CORD, POWER (w/CONNECTOR) (KV-29AL40C) 4-046-160-01 EMBLEM (NO.9), SONY 24 * A-1343-525-A E BOARD (VAR), MOUNTED (KV-29AL40)
  • Page 40: Main Power Switch

    KV-29AL40/KV-29AL40A/KV-29AL40C Les composants identifies per un trame et une marque The components identified with gray shading and a critical sont critiques pout la securite. Ne les remplacer que symbol ( ) are critical for safety. Replace only with part par une piece portant le numero specifie.
  • Page 41: Electrical Parts List

    ELECT 0.47MF C208 1-126-959-11 ELECT 0.47MF C209 1-126-963-11 ELECT 4.7MF C211 1-126-964-11 ELECT 10MF A-1298-609-A A BOARD, COMPLETE (KV-29AL40) C212 1-126-963-11 ELECT 4.7MF A-1298-672-A A BOARD, COMPLETE (KV-29AL40A) A-1298-610-A A BOARD, COMPLETE (KV-29AL40C) C213 1-126-964-11 ELECT 10MF C218 1-126-941-11 ELECT...
  • Page 42 KV-29AL40/KV-29AL40A/KV-29AL40C Note: Note: The components identified Les composants identifies per with shading and a critical un trame et une marque sont symbol are critical for critiques pout la securite. Ne les safety. Replace only with remplacer que par une piece part number specified.
  • Page 43 FILM 0.47MF D572 8-719-991-33 DIODE 1SS133T-77 FILTER D573 8-719-110-08 DIODE RD8.2ESB2 D574 8-719-302-43 DIODE EL1Z CF001 1-767-487-11 VIBRATOR, CRYSTAL (KV-29AL40/KV-29AL40A) D581 8-719-991-33 DIODE 1SS133T-77 D601 8-719-510-51 DIODE D3SB60F CONNECTOR D602 8-719-991-33 DIODE 1SS133T-77 CN101 1-508-786-00 PIN, CONNECTOR (5MM PITCH) 2P...
  • Page 44 Q001 8-729-216-22 TRANSISTOR 2SA1162-G IC203 8-759-534-81 IC MM1313AD/ Q002 8-729-422-27 TRANSISTOR 2SD601A-Q Q081 8-729-216-22 TRANSISTOR 2SA1162-G IC301 8-752-083-09 IC CXA2061S (KV-29AL40/KV-29AL40C) Q200 8-729-422-27 TRANSISTOR 2SD601A-Q IC301 8-752-082-35 IC CXA2061S (KV-29AL40C) Q201 8-729-422-27 TRANSISTOR 2SD601A-Q IC302 8-752-385-80 IC CXD2073S (KV-29AL40/KV-29AL40C) IC402...
  • Page 45 KV-29AL40/KV-29AL40A/KV-29AL40C Note: Note: The components identified Les composants identifies per with shading and a critical un trame et une marque sont symbol are critical for critiques pout la securite. Ne les safety. Replace only with remplacer que par une piece part number specified.
  • Page 46 KV-29AL40/KV-29AL40A/KV-29AL40C Note: Note: The components identified Les composants identifies per with shading and a critical un trame et une marque sont symbol are critical for critiques pout la securite. Ne les safety. Replace only with remplacer que par une piece part number specified.
  • Page 47 KV-29AL40/KV-29AL40A/KV-29AL40C Note: Note: The components identified Les composants identifies per with shading and a critical un trame et une marque sont symbol are critical for critiques pout la securite. Ne les safety. Replace only with remplacer que par une piece part number specified.
  • Page 48 1-205-997-11 CEMENTED T603 1-431-837-11 TRANSFORMER, CONVERTER (PIT) (KV-29AL40A/KV-29AL40C) R603 1-205-998-11 CEMENTED THERMISTOR (KV-29AL40) R603 1-205-997-11 CEMENTED THP601 1-809-539-11 THERMISTOR, POSITIVE (KV-29AL40) (KV-29AL40A/KV-29AL40C) THP601 1-809-827-11 THERMISTOR, POSITIVE (KV-29AL40A/KV-29AL40C) R604 1-260-131-11 CARBON 470K 1/2W R605 1-260-131-11 CARBON 470K 1/2W — 54 —...
  • Page 49 KV-29AL40/KV-29AL40A/KV-29AL40C Note: Note: The components identified Les composants identifies per with shading and a critical un trame et une marque sont symbol are critical for critiques pout la securite. Ne les safety. Replace only with remplacer que par une piece part number specified.
  • Page 50 DIODE D1NL20U R2005 1-249-429-11 CARBON 1/4W FUSE R2006 1-247-815-91 CARBON 1/4W SWITCH F5050 1-532-506-51 FUSE 6.3A/250V (KV-29AL40A/KV-29AL40C) F5050 1-576-193-11 FUSE 6.3A/125V (KV-29AL40) S2001 1-572-198-11 SWITCH, KEYBOARD TRANSISTOR S2002 1-572-198-11 SWITCH, KEYBOARD S2003 1-572-198-11 SWITCH, KEYBOARD S2004 1-572-198-11 SWITCH, KEYBOARD Q5001 8-729-044-30...
  • Page 51 CN2200 * 1-564-514-11 PLUG, CONNECTOR 11P A-1372-117-A HZ BOARD, MOUNTED (KV-29AL40A ONLY) DIODE CONNECTOR D2006 1-810-039-11 LED UNIT (KV-29AL40A) D2006 1-810-039-21 LED UNIT (KV-29AL40/KV-29AL40C) CN901 * 1-580-843-11 PIN, CONNECTOR (POWER) CN902 * 1-580-843-11 PIN, CONNECTOR (POWER) SWITCH IC1403 8-759-496-03 IC NJM2178L...
  • Page 52 KV-29AL40/KV-29AL40A/KV-29AL40C Note: Note: The components identified Les composants identifies per with shading and a critical un trame et une marque sont symbol are critical for critiques pout la securite. Ne les safety. Replace only with remplacer que par une piece part number specified.
  • Page 53 KV-29AL40/KV-29AL40A/KV-29AL40C Note: Note: The components identified Les composants identifies per NOTES: with shading and a critical un trame et une marque sont symbol are critical for critiques pout la securite. Ne les safety. Replace only with remplacer que par une piece part number specified.
  • Page 54 KV-29AL40/KV-29AL40A/KV-29AL40C Note: Note: The components identified Les composants identifies per NOTES: with shading and a critical un trame et une marque sont symbol are critical for critiques pout la securite. Ne les safety. Replace only with remplacer que par une piece part number specified.
  • Page 55 KV-29AL40/KV-29AL40A/KV-29AL40C Note: Note: The components identified Les composants identifies per with shading and a critical un trame et une marque sont symbol are critical for critiques pout la securite. Ne les safety. Replace only with remplacer que par une piece part number specified.
  • Page 56 REF.NO. PART NO. DESCRIPTION REMARK REF.NO. PART NO. DESCRIPTION REMARK Sony Corporation Sony Technology Center English Product Quality Division 98IJ74117-1 Printed in U.S.A. 9-965-860-01 Service Promotion Department © 1998.9 — 62 —...

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