Sony TRINITRON KV-29FS12K Service Manual
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Sony TRINITRON KV-29FS12K Service Manual

Sony TRINITRON KV-29FS12K Service Manual

Trinitron color tv
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SERVICE MANUAL

MODEL
KV-29FS12K
COMMANDER
RM-Y149A
KV-29FS12K
BA-5
DEST
CHASSIS NO.
KOREA
SCC-S53A-A
RM-Y149A
®
TRINITRON
CHASSIS
COLOR TV

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Summary of Contents for Sony TRINITRON KV-29FS12K

  • Page 1: Service Manual

    BA-5 SERVICE MANUAL CHASSIS MODEL COMMANDER DEST CHASSIS NO. KV-29FS12K RM-Y149A KOREA SCC-S53A-A KV-29FS12K RM-Y149A ® TRINITRON COLOR TV...

  • Page 2: Specifications

    KV-29FS12K SPECIFICATIONS KV-29FS12K Power requirements 120V-220V, 60Hz/50Hz Number of inputs/outputs Video S Video Audio Audio Out Y, P Speaker output(W) 5Wx2 Power Consumption(W) In use(Max) 185W In standby Dimensions(W/H/D) 700 x 632 x 512 mm. (mm) x 24 x 20...

  • Page 3: Table Of Contents

    KV-29FS12K TABLE OF CONTENTS Section Title Page Warnings and Cautions ............................4 Self-Diagnostic Function ............................4 Safety Check-Out Instructions ..........................7 DISASSEMBLY 1-1. Rear Cover Removal ..........................8 1-2. Chassis Assembly Removal ........................8 1-3. Service Position ............................8 1-4.

  • Page 4: Warnings And Cautions

    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-29FS12K Display of Standby/Timer LED Flash Count 2 times 4 times 5 times LED ON 0.3 sec. STANDBY/TIMER LED LED OFF LED OFF 0.3 sec. 3 sec. Diagnostic Item Flash Count* +B overcurrent 2 times I-Prot 4 times 5 times *One flash count is not used for self-diagnostic.
  • Page 6 KV-29FS12K Handling of Self-Diagnostic Screen Display Since the diagnostic results displayed on the screen are not automatically cleared, always check the self-diagnostic screen during repairs. When you have completed the repairs, clear the result display to “0”. Unless the result display is cleared to “0”, the self-diagnostic function will not be able to detect subsequent faults after completion of the repairs.

  • Page 7: Safety Check-Out Instructions

    KV-29FS12K SAFETY CHECK-OUT After correcting the original service problem, perform the Leakage Test following safety checks before releasing the set to the The AC leakage from any exposed metal part to earth customer: ground and from all exposed metal parts to any exposed metal part having a return to chassis, must not exceed 0.5...

  • Page 8: Disassembly

    KV-29FS12K SECTION 1 DISASSEMBLY 1-1. REAR COVER REMOVAL Screw +BVTP 4x16 Rear Cover Screw +BVTP 4x16 Screw +BVTP 4x16 Screw +BVTP 4x16 Screw +BVTP 4x16 Screw +BVTP 4x16 Screw +BVTP 4x16 1-2. CHASSIS ASSEMBLY REMOVAL 1-3. SERVICE POSITION CA Board...

  • Page 9: Picture Tube Removal

    KV-29FS12K 1-4. PICTURE TUBE REMOVAL WARNING: BEFORE REMOVING THE ANODE CAP High voltage remains in the CRT even after the power is disconnected. To avoid electric shock, discharge CRT before attempting to remove the anode cap. Short between anode and CRT coated earth ground strap.

  • Page 10: Set-Up Adjustments

    KV-29FS12K SECTION 2 SET-UP ADJUSTMENTS The following adjustments should be made when Perform the adjustments in order as follows: a complete realignment is required or when a new 1. Beam Landing picture tube is installed. 2. Convergence 3. Focus These adjustments should be performed with rated 4.

  • Page 11: Convergence

    KV-29FS12K 2-2. CONVERGENCE Horizontal Static Convergence Before starting convergence adjustments: If the blue dot does not converge with the red and green dots, perform the following: 1. Perform FOCUS, V.LIN AND V.SIZE adjustments. 1. Move BMC magnet (a) to correct insufficient H. Static 2.

  • Page 12: Focus

    KV-29FS12K 4. Adjust XCV core to balance X axis. 5. Adjust YCH VR to balance Y axis. * / 4 6. Adjust vertical red and blue convergence with V.TILT 4 / * (TLV VR). 4 / * * / 4 Note: Perform adjustments 3-6 while tracking items 1 and 2.

  • Page 13: Screen (G2)

    KV-29FS12K 2-4. SCREEN (G2) 2-6. WHITE BALANCE ADJUSTMENTS 1. Input a dots pattern. 1. Input an entire white signal with burst. 2. Set the PICTURE and BRIGHTNESS controls at minimum 2. Set to Service Adjustment Mode. and COLOR control at normal.

  • Page 14: Safety Related Adjustments

    KV-29FS12K SECTION 3 SAFETY RELATED ADJUSTMENTS 3-1. R564 CONFIRMATION METHOD Hold-Down Readjustment (HV HOLD-DOWN CONFIRMATION) AND If the setting indicated in Step 2 of Hold-Down Operation READJUSTMENTS Confirmation cannot be met, readjustment should be performed by altering the resistance value of R564 component marked with...
  • Page 15 KV-29FS12K POWER SUPPLY DIGITAL MULTIMETER – 1SS119 – R564 C546 1 1 1 1 9 9 9 9 R438 R438 R438 R438 R449 R449 R449 R449 R454 R454 R454 R454 JR503 JR503 JR503 JR503 C448 C448 C448 C448 R450 R450...

  • Page 16: Circuit Adjustments

    KV-29FS12K SECTION 4 CIRCUIT ADJUSTMENTS ELECTRICAL ADJUSTMENTS BY REMOTE COMMANDER Use the Remote Commander (RM-Y149A) to perform the circuit adjustments in this section. NOTE: Test Equipment Required: • Pattern generator • Frequency counter • Digital multimeter • Audio oscillator 4-1. SETTING THE SERVICE ADJUSTMENT MODE 4-2.
  • Page 17 KV-29FS12K Adjustment Items AVERAGE Reg # ITEM FUNCTION RANGE DATA NTSC PAL M PAL N VIDEO DATA HSIZ Horizontal Size Adjustment 0-63 HPOS Horizontal Position Adjustment 0-63 VBOW Vertical Line Bowing Adj. 0-15 VANG Vertical Line Bowing Slant Adj. 0-15...
  • Page 18 KV-29FS12K AVERAGE Reg # ITEM FUNCTION RANGE DATA NTSC PAL M PAL N VIDEO DATA PDSO PDS OFF 0-15 HPKO HPK OFF Palette CORE CORE TRAP TRAP CHTR CH TRAP CBPF CBPF ENHO ENHOFF NMRD NMRD YAPS YAPS CLKS CLKS...
  • Page 19 KV-29FS12K AVERAGE Reg # ITEM FUNCTION RANGE DATA NTSC PAL M PAL N VIDEO DATA PACS SET_ACC PSDL SYNC_DELAY PDCO PCGA C_GAIN PAAF PSU2 PCVF PBIT BITSEL PAFC AFCBITSEL PACC ACC_LEVEL 0-63 PBUR BURST_CLK PEVE EVENUPRA PINW INV_WFF PINR INV_REF...

  • Page 20: Ma Board Adjustments

    KV-29FS12K 4-4. MA BOARD ADJUSTMENTS 4. Adjust values of DISP with to adjust characters to the center. H. Frequency (Free Run) Check 5. Write to memory by pressing then 1. Input a TV mode (RF) with no signal. 6. Check to see if the text is displayed on the screen.

  • Page 21: Service Adjustment Mode Memory

    KV-29FS12K V. Center Adjustment (VPOS) V LINEARITY (VLIN) Perform this adjustment after performing H. Frequency (Free Run) Check. 1. Input a crosshatch signal. 2. Activate the Service Adjustment Mode. V CORRECTION (SCOR) 3. Select the VPOS item with 4. Adjust value of VPOS with for the best vertical center.

  • Page 22: Diagrams

    KV-29FS12K SECTION 6 DIAGRAMS 6.1 BLOCK DIAGRAM (1/2) CN301 Y-TO-YUV J206 Y,PR,PB INPUT J205 (POWER SUPPLY) (DEFLECTION) YCBCR AUDIO AUDIO (TUNER/IF) CN460 CN450 INPUT (AUDIO) MON-L MON-L AUDIO MUTE BUFFER (MTS) MON-R MON-R PROCESSOR Q430,431 Q432,433 J402 VAR/FIX-R VAR/FIX-R IC404...
  • Page 23 KV-29FS12K BLOCK DIAGRAM (2/2) STBY+7.5V STBY+5V REG STBY+5V DIG COMB MEMORY IC002 FILTER IC003 (TUNING CONTROL) IC302 RESET (Y/C/J) CN309 BUFFER Q001 B-CLK IO-BCLKN CN302 B-DAT CN002 I-RESET IO-BDAT Y-TO-YUV DVD-YIN B-INT I-BINT FOR JIG CVBS4IN DVDCR-IN DVDCB-IN BUFFER HSYNCH SEP...

  • Page 24: Circuit Board Location

    KV-29FS12K A BOARD IC BLOCK DIAGRAMS 6.2 CIRCUIT BOARD LOCATIONS HX Board Part Replaced ( Adjustment ( DY, T505, CRT, IC501, C507, HV HOLD-DOWN A BOARD: IC401 TDA7057AQ/N2 C520, C505, C509, C515, T504, (R564) T503, C551, L510, C546, C537, C547, D517, D518, D519, R560, R561, R562, R563, R565, R566, R567, R525......A Board...
  • Page 25 KV-29FS12K [POWER SUPPLY, DEFLECTION, TUNER/IF, AUDIO, MTS] 1-677-295-31 CN402 A BOARD LOCATOR LIST DET-OUT 1 R238 C631 7.5V STBY R663 CN2009 JR2001 R239 CN503 LED-MAIN JR002 Q604 R444 R634 R635 R443 DIODE D611 Q609 R661 D201 C-11 D612 C210 D2005...
  • Page 26 KV-29FS12K A Board Schematic Diagram CN460 A BOARD IC VOLTAGE LIST TO K BOARD CN450 IC401 53.2 IC2001 volt -23.8 volt STEREO TU101 J205 FSS BTF-WA412 -32.7 YCBCR AUDIO TP100 TUNER INPUT 10.1 RF-AGC IC602 R430 IC401 TDA7057AQ/N2 TP102 AUDIO AMP...
  • Page 27 KV-29FS12K MA Board Schematic Diagram CN005 CN006 CN004 CN003 TO A BOARD TO A BOARD TO A BOARD TO A BOARD CN2005 CN2006 CN2007 CN2008 MA BOARD IC VOLTAGE LIST IC001 IC003 IC302 volt volt volt Q003 VIDEO 2SD601A BUFFER...
  • Page 28 KV-29FS12K MA BOARD IC BLOCK DIAGRAM MA BOARD: IC301 CXA2154S [TUNING CONTROL, Y/C/J] MA BOARD LOCATOR LIST DIODE Q303 D001 Q305 HX Board Schematic Diagram D002 Q310 D003 Q349 D004 Q350 D005 Q351 D006 Q352 (KEY) D075 Q354 D301 Q355...
  • Page 29 KV-29FS12K CA Board Schematic Diagram [RGB DRIVE, CRT DRIVE] R717 CN704 TO A BOARD R716 100k (T505) 1/2W FOCUS J701 TO A BOARD (T505) G4 HV KR G1 G1-1 C707 0.0047 RV701 VSTAT CONTROL 110M G1-3 G1-2 200V CA BOARD WAVEFORMS...
  • Page 30 KV-29FS12K K Board Schematic Diagram CN402 TO MA BOARD CN309 [AUDIO PROCESSOR] [VELOCITY MODULATION] C419 C409 C418 :CHIP 0.0015 B:CHIP C410 R468 :CHIP 0.033 :CHIP C417 C408 R456 R455 0.22 C416 :CHIP C411 0.0033 B:CHIP R403 R404 R470 1-678-026-13 C490...
  • Page 31 KV-29FS12K D Board Schematic Diagram CN801 D BOARD TRANSISTOR TO VA BOARD VOLTAGE LIST CN904 Q801 Q806 volt volt -2.2 R875 Q802 Q809 :CHIP R869 R870 100k R874 volt volt 2.2k :CHIP :CHIP :CHIP C825 R867 R815 0.01 R871 R819...

  • Page 32: Semiconductors

    KV-29FS12K 6-4. SEMICONDUCTORS 2SA1309A-QRSTA 2SC3840K 2SA1837 2SB734-T-34 2SB709A-QRS-TX 2SC3311A-QRSTA 2SC4159-E 2SC3209LK-TP 2SD601A-QRS-TX 2SD2144S-TP-UVW 2SD2578-YB IRF614 2SC4793 2SA1091O-TPE2 2SK2663 MA111-TX RU-1P ERA38-06TP1 ERB44-06TP1 RD9.1EW-T1 UDZ-TE-17.5.1B ERC06-15S ERA82-004TP5 1SS83TD UDZ-TE-17.9.1B MTZJ-T-77-5.1C 1SS133T-77 D1NL2OU-TA MTZJ-T-775.6C D1N2OR-TA EL1Z-V1 MTZJ-T-77-7.5A D1NS4-TA ERA22-08TP3 MTZJ-T-77-10B MTZJ-T-77-3.3 GP08DPKG23 MTZJ-T-7730D MTZJ-T-77-7.5X...

  • Page 33: Exploded View

    A-1343-875-A D (VAR) MOUNTED PC BOARD 4-075-658-01 DOOR 1-775-468-11 CORD, POWER (WITH CONNECTOR) 4-047-464-01 CATCHER, PUSH A-1380-632-A K (VAR) MOUNTED PC BOARD 3-704-179-31 EMBLEM (NO.9), SONY 1-766-374-11 PLUG, F-PIN 4-075-657-11 GUIDE, LED 4-075-652-11 COVER, REAR 4-068-982-03 MULTI-BUTTON (TOP) 3-704-372-71 HOLDER, HV CABLE 1-529-498-11 SPEAKER (13.1X6.2CM)

  • Page 34: Electrical Parts List

    KV-29FS12K SECTION 8 ELECTRICAL PARTS LIST Note: The components identified by in this manual have been carefully factory-selected for each set in The components identified by shading order to satisfy regulations regarding X-ray and mark are critical for safety. Replace radiation.
  • Page 35 KV-29FS12K Note: Note: The components identified by shading Les composants identifies per un trame et une marque and mark are critical for safety. Replace sont critiques pour la securite. Ne les remplacer only with part number specified. que par une piece portant le numero specifie.
  • Page 36 KV-29FS12K Note: Note: The components identified by shading Les composants identifies per un trame et une marque and mark are critical for safety. Replace sont critiques pour la securite. Ne les remplacer only with part number specified. que par une piece portant le numero specifie.
  • Page 37 KV-29FS12K Note: Note: The components identified by shading Les composants identifies per un trame et une marque and mark are critical for safety. Replace sont critiques pour la securite. Ne les remplacer only with part number specified. que par une piece portant le numero specifie.
  • Page 38 KV-29FS12K Note: Note: The components identified by shading Les composants identifies per un trame et une marque and mark are critical for safety. Replace sont critiques pour la securite. Ne les remplacer only with part number specified. que par une piece portant le numero specifie.
  • Page 39 KV-29FS12K Note: Note: The components identified by in this manual have been The components identified by shading carefully factory-selected for each set in order to satisfy regu- and mark are critical for safety. Replace lations regarding x-ray radiation. Should replacement be required, only with part number specified.
  • Page 40 KV-29FS12K Note: Note: The components identified by shading Les composants identifies per un trame et une marque and mark are critical for safety. Replace sont critiques pour la securite. Ne les remplacer only with part number specified. que par une piece portant le numero specifie.
  • Page 41 KV-29FS12K Note: Note: The components identified by shading Les composants identifies per un trame et une marque and mark are critical for safety. Replace sont critiques pour la securite. Ne les remplacer only with part number specified. que par une piece portant le numero specifie.
  • Page 42 KV-29FS12K Note: Note: The components identified by shading Les composants identifies per un trame et une marque and mark are critical for safety. Replace sont critiques pour la securite. Ne les remplacer only with part number specified. que par une piece portant le numero specifie.
  • Page 43 KV-29FS12K Note: Note: The components identified by shading Les composants identifies per un trame et une marque and mark are critical for safety. Replace sont critiques pour la securite. Ne les remplacer only with part number specified. que par une piece portant le numero specifie.
  • Page 44 KV-29FS12K Note: Note: The components identified by shading Les composants identifies per un trame et une marque and mark are critical for safety. Replace sont critiques pour la securite. Ne les remplacer only with part number specified. que par une piece portant le numero specifie.
  • Page 45 KV-29FS12K Note: Note: The components identified by shading Les composants identifies per un trame et une marque and mark are critical for safety. Replace sont critiques pour la securite. Ne les remplacer only with part number specified. que par une piece portant le numero specifie.
  • Page 46 KV-29FS12K Note: Note: The components identified by shading Les composants identifies per un trame et une marque and mark are critical for safety. Replace sont critiques pour la securite. Ne les remplacer only with part number specified. que par une piece portant le numero specifie.
  • Page 47 KV-29FS12K Note: Note: The components identified by shading Les composants identifies per un trame et une marque and mark are critical for safety. Replace sont critiques pour la securite. Ne les remplacer only with part number specified. que par une piece portant le numero specifie.
  • Page 48 KV-29FS12K Note: Note: The components identified by shading Les composants identifies per un trame et une marque and mark are critical for safety. Replace sont critiques pour la securite. Ne les remplacer only with part number specified. que par une piece portant le numero specifie.
  • Page 49 KV-29FS12K CD-ROM CONTENTS The enclosed CD-ROM contains the complete service manual, p/n 9-965-895-01, including adjustment specifications and electrical parts listing. All non-schematic pages of this file can be printed to a post-script printer from the CD on standard letter sized paper. The large paper schematics provided in this booklet are also accessible on this CD for your convenience.
  • Page 50 KV-29FS12K Sony Corporation English Sony Technology Center 2000GS74032-1 Technical Services Printed in USA 9-965-895-01 Service Promotion Dept. 2000.7 — 66 —...

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