Sony TRINITRON KV-29FS12A Service Manual
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Sony TRINITRON KV-29FS12A Service Manual

Sony TRINITRON KV-29FS12A Service Manual

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SERVICE MANUAL
MODEL
KV-29FS12A
COMMANDER
RM-Y168
KV-29FS12A
BA-5
DEST
CHASSIS NO.
E
SCC-S38T-A
RM-Y168
®
TRINITRON
CHASSIS
COLOR TV

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Summary of Contents for Sony TRINITRON KV-29FS12A

  • Page 1 BA-5 SERVICE MANUAL CHASSIS MODEL COMMANDER DEST CHASSIS NO. KV-29FS12A RM-Y168 SCC-S38T-A KV-29FS12A RM-Y168 ® TRINITRON COLOR TV...
  • Page 2 KV-29FS12A SPECIFICATIONS KV-29FS12A Power requirements 120V/220V, 60Hz/50Hz Number of inputs/outputs Video S Video Audio Audio Out Y, P Speaker output(W) 10Wx2 Power Consumption(W) In use(Max) 185W In standby Dimensions(W/H/D) 700 x 632 x 512 mm. (mm) x 24 x 20 (in) Mass (kg)

  • Page 3: Table Of Contents

    KV-29FS12A TABLE OF CONTENTS Section Title Page Warnings and Cautions ............................4 Self-Diagnostic Function ............................4 Safety Check-Out Instructions ..........................7 GENERAL ................................8 DISASSEMBLY 2-1. Rear Cover Removal ..........................14 2-2. Chassis Assembly Removal ........................14 2-3. Service Position ............................14 2-4.

  • 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-29FS12A 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-29FS12A 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-29FS12A 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 1.

  • Page 8: General

    AUX and normal (CATV) input, you should consider using the Channel Fix feature, (see page 26). Your Sony remote control can be programmed to operate your cable box, (see page 36). If you are connecting to an indoor or outdoor antenna, you may need to When using PIP, you cannot view the AUX input in the window picture.
  • Page 9 Connecting Your TV Operating Instructions Connecting Additional Equipment TV and Cable Box TV and VCR Cable Box Rear of TV Rear of TV From cable Connect the coaxial cable from your cable service to the IN jack on From your cable box. cable/ antenna Connect a coaxial cable (not supplied) from the OUT jack on your...
  • Page 10 Connecting Your TV Operating Instructions TV, Cable box, and Cable TV, VCR, and Cable box KV-27FS16, KV-27FV16, KV-32FS16, KV-29FV16 only Rear of TV For this set up, you can switch between scrambled channels (through your cable box) and normal (CATV) channels by pressing Rear of TV (KV-27FV16 only) Cable Box Cable box...
  • Page 11 Connecting Your TV Operating Instructions TV and Satellite Receiver TV, Satellite Receiver, and VCR Satellite Rear of TV antenna cable Rear of TV From From cable/ cable/ antenna antenna SATELLITE IN VHF/UHF AUDIO R AUDIO L VIDEO AUDIO R AUDIO L VIDEO Satellite receiver VHF/UHF LINE IN...
  • Page 12 Brings up the custom guide of sound. your satellite receiver. MENU Displays the on-screen menu. SYSTEM Powers off all Sony equipment at Press again to exit the menu at once, (may not work with older any time. equipment). RESET Press to return to factory settings...
  • Page 13 If, after reading these Operating Instructions, you have additional questions related to the use of your Some electronic equipment can create electrical noise, Sony television, please call our Direct Response Center at 1-800-222-SONY (7669) (U.S. residents which can interfere with TV reception.

  • Page 14: Disassembly

    KV-29FS12A SECTION 2 DISASSEMBLY 2-1. 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 2-2. CHASSIS ASSEMBLY REMOVAL 2-3. SERVICE POSITION CA Board VA Board Claw D Board...

  • Page 15: Picture Tube Removal

    KV-29FS12A 2-4. 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 16: Set-Up Adjustments

    KV-29FS12A SECTION 3 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 17: Convergence

    KV-29FS12A 3-2. 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 18: Focus

    KV-29FS12A 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 19: Screen (G2)

    KV-29FS12A 3-4. SCREEN (G2) 3-6. 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. 3.

  • Page 20: Safety Related Adjustments

    KV-29FS12A SECTION 4 SAFETY RELATED ADJUSTMENTS 4-1. 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 The following adjustments should always be performed when replacing the following components which are marked with T505...
  • Page 21 KV-29FS12A POWER SUPPLY DIGITAL MULTIMETER – 1SS119 – R564 C546 R438 R438 1 1 1 1 9 9 9 9 R449 R449 R438 R438 R449 R449 R454 R454 R454 R454 JR503 JR503 JR503 JR503 C448 C448 C448 C448 R450 R450 R450 R450 C530...

  • Page 22: Circuit Adjustments

    KV-29FS12A SECTION 5 CIRCUIT ADJUSTMENTS ELECTRICAL ADJUSTMENTS BY REMOTE COMMANDER Use the Remote Commander (RM-Y168) to perform the circuit adjustments in this section. NOTE: Test Equipment Required: • Pattern generator • Frequency counter • Digital multimeter • Audio oscillator 5-1. SETTING THE SERVICE ADJUSTMENT MODE 5-2.
  • Page 23 KV-29FS12A 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 VTRP TRAPEZIUM 0-31...
  • Page 24 KV-29FS12A 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 NSTD NSTDS KILS...
  • Page 25 KV-29FS12A 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 PREF RFF_FIX PARE...

  • Page 26: Ma Board Adjustments

    KV-29FS12A 5-4. MA BOARD ADJUSTMENTS 3. Select DISP with 4. Adjust values of DISP with to adjust characters H. Frequency (Free Run) Check to the center. 1. Input a TV mode (RF) with no signal. 5. Write to memory by pressing then 2.
  • Page 27 KV-29FS12A 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 28 KV-29FS12A NOTES: — 28 —...
  • Page 29 KV-29FS12A NOTES: — 29 —...
  • Page 30 KV-29FS12A NOTES: — 30 —...

  • Page 31: Diagrams

    KV-29FS12A SECTION 6 DIAGRAMS 6.1 BLOCK DIAGRAM (1/2) CN301 Y-TO-YUV J206 Y,PR,PB INPUT AUDIO 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 VAR/FIX-L VAR/FIX-L...
  • Page 32 KV-29FS12A 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 SPSW Q002 Q006...

  • Page 33: Circuit Board Location

    KV-29FS12A 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: IC402 TDA8580Q/N1 C520, C505, C509, C515, T504, (R564) T503, C551, L510, C546, C537, V P1 V P2 C547, D517, D518, D519, R560, R561, R562, R563, R565, R566,...
  • Page 34 KV-29FS12A [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 CN2008 CN2007 CN2006...
  • Page 35 KV-29FS12A A Board Schematic Diagram CN460 TO K BOARD CN450 STEREO TU101 J205 FSS BTF-WA412 YCBCR AUDIO IC402 TP100 TUNER INPUT TDA8580Q/N1 RF-AGC R430 AUDIO AMP A BOARD IC VOLTAGE LIST TP102 C219 C215 R107 DET OUT R421 R429 CN2005 :CHIP AUDIO R 4.7k...
  • Page 36 KV-29FS12A MA Board Schematic Diagram CN005 CN006 CN004 CN003 TO A BOARD TO A BOARD TO A BOARD TO A BOARD MA BOARD IC VOLTAGE LIST CN2005 CN2006 CN2007 CN2008 IC001 IC003 IC302 volt volt volt Q003 VIDEO 2SD601A BUFFER All voltages are in V R308 R042...
  • Page 37 KV-29FS12A MA BOARD IC BLOCK DIAGRAM MA BOARD: IC301 CXA2155S [TUNING CONTROL, Y/C/J] MA BOARD LOCATOR LIST DIODE Q303 D001 Q305 D002 Q310 HX Board Schematic Diagram D003 Q349 D004 Q350 D005 Q351 D006 Q352 (KEY) D075 Q354 D301 Q355 D305 Q356 CN4001...
  • Page 38 KV-29FS12A 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 R715 560k CN702...
  • Page 39 KV-29FS12A K Board Schematic Diagram CN402 TO MB BOARD CN309 [VELOCITY MODULATION] [AUDIO PROCESSOR] 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 CN402 C457 171846413...
  • Page 40 KV-29FS12A D Board Schematic Diagram D BOARD TRANSISTOR CN801 VOLTAGE LIST VOLTAGE LIST TO VA BOARD CN904 Q801 Q806 volt volt -2.2 Q802 Q809 R875 volt volt :CHIP R869 R870 100k R874 2.2k :CHIP :CHIP :CHIP C825 R867 R815 0.01 R871 R819 680k...

  • Page 41: Semiconductors

    KV-29FS12A 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 RGP10GPKG23...

  • Page 42: Exploded View

    * A-1343-875-A D (VAR) MOUNTED PC BOARD 4-075-658-01 DOOR 1-783-838-31 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 4-068-982-02 MULTI-BUTTON (TOP)

  • Page 43: Electrical Parts List

    KV-29FS12A 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 44 KV-29FS12A 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. REF.NO.
  • Page 45 KV-29FS12A 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. REF.NO.
  • Page 46 KV-29FS12A 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. REF.NO.
  • Page 47 KV-29FS12A 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 48 KV-29FS12A 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. REF.NO.
  • Page 49 KV-29FS12A 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. REF.NO.
  • Page 50 KV-29FS12A 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. REF.NO.
  • Page 51 KV-29FS12A 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. REF.NO.
  • Page 52 KV-29FS12A 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. REF.NO.
  • Page 53 KV-29FS12A 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. REF.NO.
  • Page 54 KV-29FS12A 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. REF.NO.
  • Page 55 KV-29FS12A 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. REF.NO.
  • Page 56 KV-29FS12A 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. REF.NO.
  • Page 57 KV-29FS12A 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. REF.NO.
  • Page 58 * 4-074-566-01 CUSHION ASSY, FRONT (UPPER) * 4-074-567-01 CUSHION ASSY, LOWER REMOTE COMMANDER 1-418-387-11 REMOTE COMMANDER (RM-Y168) 4-978-977-01 BATTERY COVER FOR RM-Y168 Sony Corporation English Sony Technology Center 2000GS74060-1 Technical Services Printed in USA 9-965-892-01 Service Promotion Dept. 2000.6 — 74 —...

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