Sony KV-XA25M31 Service Manual
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Sony KV-XA25M31 Service Manual

Sony KV-XA25M31 Service Manual

Trinitron color tv
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SERVICE MANUAL

MODEL
COMMANDER DEST.
KV-XA25M61
RM-954
KV-XA25M61
RM-954
KV-XA25M31
RM-954
KV-XA25M90
RM-954
KV-XA25M80
RM-954
KV-XA25M50
RM-954
RM-953
CHASSIS NO.
GE
SCC-U52D-A
Malaysia
SCC-U45G-A
OCE
SCC-U44D-A
Hong Kong SCC-U50D-A
Singapore
SCC-U39B-A
Malaysia
SCC-U45H-A
PIC MODE
1
2
3
1
2
3
4
5
6
4
5
6
7
8
9
7
8
9
-/--
0
-/--
0
SOUND
PIP PROGR
MODE
SURROUND
FAVORITE
PIC MODE
MENU
ENTER
A/B
ENTER
FAVORITE
PIP PROGR
SOUND
MODE SURROUND
RM-954
BG-3R
MODEL
KV-XA25M87
RM-953
KV-XA25M84
RM-953
KV-XA25M86
RM-953
TRINITRON
CHASSIS
COMMANDER DEST. CHASSIS NO.
ME
SCC-U48F-A
ME
SCC-U48G-A
ME
SCC-U48H-A
COLOR TV
®

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Summary of Contents for Sony KV-XA25M31

  • Page 1: Service Manual

    COMMANDER DEST. CHASSIS NO. MODEL COMMANDER DEST. CHASSIS NO. KV-XA25M61 KV-XA25M87 RM-954 SCC-U52D-A RM-953 SCC-U48F-A KV-XA25M61 KV-XA25M84 RM-954 Malaysia SCC-U45G-A RM-953 SCC-U48G-A KV-XA25M31 KV-XA25M86 RM-954 SCC-U44D-A RM-953 SCC-U48H-A KV-XA25M90 RM-954 Hong Kong SCC-U50D-A KV-XA25M80 RM-954 Singapore SCC-U39B-A KV-XA25M50 RM-954 Malaysia SCC-U45H-A...
  • Page 2 CARBON PAINTED ON THE CRT, AFTER REMOVING THE PARTS LIST ARE CRITICAL TO SAFE OPERATION. REPLACE ANODE. THESE COMPONENTS WITH SONY PARTS WHOSE PART NUMBERS APPEAR AS SHOWN IN THIS MANUAL OR IN SUPPLEMENTS PUBLISHED BY SONY. – 2 –...
  • Page 3 CARBON PAINTED ON THE CRT, AFTER REMOVING THE PARTS LIST ARE CRITICAL TO SAFE OPERATION. REPLACE ANODE. THESE COMPONENTS WITH SONY PARTS WHOSE PART NUMBERS APPEAR AS SHOWN IN THIS MANUAL OR IN SUPPLEMENTS PUBLISHED BY SONY. – 3 –...

  • Page 4: Table Of Contents

    KV-XA25M61/XA25M31/XA25M90/XA25M80/XA25M50 RM-954 KV-XA25M87/XA25M84/XA25M86 RM-953 TABLE OF CONTENTS Section Title Page Section Title Page SELF DIAGNOSIS FUNCTION 6. DIAGRAMS ........ 5 6-1. Block Diagram ............65 1. GENERAL ................ 8 6-2. Circuit Board Location ..........67 6-3. Schematic Diagrams ..........68 2.
  • Page 5 KV-XA25M61/XA29M31/XA25M90/XA25M80/XA25M50 RM-954 KV-XA25M87/XA25M84/XA25M86 RM-953 SELF DIAGNOSTIC FUNCTION The units in this manual contain a self-diagnostic function. If an error occurs, the STANDBY/TIMER lamp will automatically begin to flash. The number of times the lamp flashes translates to a probable source of the problem. A definition of the STANDBY/TIMER lamp flash indicators is listed in the instruction manual for the user’s knowledge and reference.
  • Page 6 KV-XA25M61/XA29M31/XA25M90/XA25M80/XA25M50 RM-954 KV-XA25M87/XA25M84/XA25M86 RM-953 2. DISPLAY OF STANDBY/TIMER LIGHT FLASH COUNT Diagnostic Item Flash Count* 2 times +B overcurrent/overvoltage 2 times Vertical deflection stopped 3 times White balance failure 5 times Lamp ON 0.3 sec. * One flash count is not used for self-diagnostic. Lamp OFF 3 sec.
  • Page 7 KV-XA25M61/XA29M31/XA25M90/XA25M80/XA25M50 RM-954 KV-XA25M87/XA25M84/XA25M86 RM-953 5. 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 8 KV-XA25M61/XA25M31/XA25M90/XA25M80/XA25M50 RM-954 KV-XA25M87/XA25M84/XA25M86 RM-953 – 8 –...
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  • Page 28 KV-XA25M61/XA25M31/XA25M90/XA25M80/XA25M50 RM-954 KV-XA25M87/XA25M84/XA25M86 RM-953 Using Your New TV – 28 –...
  • Page 29 KV-XA25M61/XA25M31/XA25M90/XA25M80/XA25M50 RM-954 KV-XA25M87/XA25M84/XA25M86 RM-953 Using Your New TV – 29 –...
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  • Page 49: Advance Operation

    KV-XA25M61/XA25M31/XA25M90/XA25M80/XA25M50 RM-954 KV-XA25M87/XA25M84/XA25M86 SECTION 3 RM-953 ADVANCE OPERATION 3-1. "RESET" FUNCTION 1. Purpose If a customer faces some setting problem that cannot be solved, using the "RESET" function some items will be reset to its original setting (shipment condition) 2. How to Operate The way to access to the "RESET"...

  • Page 50: Set-Up Adjustments

    KV-XA25M61/XA25M31/XA25M90/XA25M80/XA25M50 RM-954 KV-XA25M87/XA25M84/XA25M86 SECTION 4 RM-953 SET-UP ADJUSTMENTS • The following adjustments should be made when a complete Perform the adjustments in the following order : realignment is required or a new picture tube is installed. 1. Beam Landing • These adjustments should be performed with rated power 2.
  • Page 51 KV-XA25M61/XA25M31/XA25M90/XA25M80/XA25M50 RM-954 KV-XA25M87/XA25M84/XA25M86 RM-953 4-2. CONVERGENCE Preparation : • Before starting this adjustment, adjust the focus, horizontal size and vertical size. • Receive dot/hatch signal. Purity • Pic mode: Personal (Pic 90%, Brightness 50%, Col 50 %, Hue 50%, Shp 50%). BMC (Hexapole) Purity (1) Horizontal and Vertical Static Convergence...

  • Page 52: Convergence Adjustment

    KV-XA25M61/XA25M31/XA25M90/XA25M80/XA25M50 RM-954 KV-XA25M87/XA25M84/XA25M86 RM-953 BMC (Hexapole) Magnet. Blue Neck assy Neck assy If the red, green and blue dots are not balanced or aligned, then use the BMC magnet to adjust in the manner described below. Blue VM1 board VM1 board Note 1.

  • Page 53: Focus Adjustment

    KV-XA25M61/XA25M31/XA25M90/XA25M80/XA25M50 RM-954 KV-XA25M87/XA25M84/XA25M86 RM-953 Rotate TLV-2 VOL (29”, 34”) on DY 4-3. FOCUS ADJUSTMENT Rotate TLV VOL (25”) on DY FOCUS adjustment should be completed before W/B adjustment. XCV Rotate XCV Adj core on DY YCH Rotate YCH VOL on DY Receive digital monoscope pattern.

  • Page 54: G2 (Screen) And White Balance Adjustments

    KV-XA25M61/XA25M31/XA25M90/XA25M80/XA25M50 RM-954 KV-XA25M87/XA25M84/XA25M86 RM-953 2. WHITE BALANCE ADJUSTMENT 4-4. G2 (SCREEN) AND WHITE BALANCE 1) Set to Service Mode (Refer Section 5-1: ADJUSTMENTS ADJUSTMENTS WITH COMMANDER). 1. G2 (SCREEN) ADJUSTMENT 2) Input white raster signal. 1) Set the PICTURE to normal. 3) Set the PICTURE to minimum.

  • Page 55: Circuit Adjustments

    KV-XA25M61/XA29M31/XA25M90/XA25M80/XA25M50 RM-954 KV-XA25M87/XA25M84/XA25M86 SECTION 5 RM-953 CIRCUIT ADJUSTMENTS 5-1. ADJUSTMENTS WITH COMMANDER 5-2. ADJUSTMENT METHOD Service adjustments to this model can be performed using the sup- Item Number 00 of device GEO plied Remote Commander RM-953 and RM-954. This explanation uses H-Position as an example. 1.
  • Page 56 KV-XA25M61/XA29M31/XA25M90/XA25M80/XA25M50 KV-XA25M61/XA29M31/XA25M90/XA25M80/XA25M50 RM-954 RM-954 KV-XA25M87/XA25M84/XA25M86 KV-XA25M87/XA25M84/XA25M86 RM-953 RM-953 – 56 –...
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  • Page 59 RM-953 ITEM INFORMATION No. OPB0 OP1 Item XTAL 4.43 XTAL 3.58 SECAM 2nd. Lang KV-XA25M61 (GE) KV-XA25M31 (OCE) KV-XA25M90 (HK) KV-XA25M80 (ES) KV-XA25M50 (EM) KV-XA25M87 (ME) KV-XA25M84 (ME) KV-XA25M86 (ME) KV-XA25M61 (EM) APPLICABLE FOR XF-L (14" AND 21") MODELS ONLY No.
  • Page 60 PIC Rotate* 2199 Curve* Auto PIC Auto TV sys US ST AV Mono* 11 KEY Colour SW* KV-XA25M61 (GE) KV-XA25M31 (OCE) KV-XA25M90 (HK) KV-XA25M80 (ES) KV-XA25M50 (EM) KV-XA25M87 (ME) KV-XA25M84 (ME) KV-XA25M86 (ME) KV-XA25M61 (EM) PIC Rotate PIC Rotation Switch...

  • Page 61: Picture Quality Adjustments

    KV-XA25M61/XA29M31/XA25M90/XA25M80/XA25M50 RM-954 KV-XA25M87/XA25M84/XA25M86 RM-953 5-3. PICTURE QUALITY ADJUSTMENTS 5-4. DEFLECTION ADJUSTMENT NORMAL MODE (50Hz) SUB COLOR ADJUSTMENT Set to Service Mode. 1. Select Video. Using the 1 and 4 button, select category GEO (Service 2. Input a PAL color-bar. Mode). Raise/lower the data using the 3 and 6 buttons.

  • Page 62: H-Trapezoid Adjustment

    KV-XA25M61/XA29M31/XA25M90/XA25M80/XA25M50 KV-XA25M61/XA29M31/XA25M90/XA25M80/XA25M50 RM-954 RM-954 KV-XA25M87/XA25M84/XA25M86 KV-XA25M87/XA25M84/XA25M86 RM-953 RM-953 5-5. H-TRAPEZOID ADJUSTMENT NORMAL MODE (60Hz) 11. Input 525/60Hz signal. Receive cross hatch/dot signal. 12. Using the 1 and 4 buttons select category GEO (Service Adjust RV1801 on C6 board to make H-Trapezoid distortion Mode).

  • Page 63: Picture Distortion Adjustment

    KV-XA25M61/XA29M31/XA25M90/XA25M80/XA25M50 RM-954 KV-XA25M87/XA25M84/XA25M86 RM-953 5-7. PICTURE DISTORTION ADJUSTMENT (1) PICTURE DISTORTION ADJUSTMENT (2) Item Number 00 – 0B H-TRAPEZOID (DAC 4 HTR) GEO 0 HPS (H POSITION) GEO 1 HSZ (H SIZE) GEO 2 PAP (PIN AMP) GEO 3 TLT (TRAPEZIUM) GEO 4 VPS (V POSITION) GEO 5...
  • Page 64 KV-XA25M61/XA29M31/XA25M90/XA25M80/XA25M50 KV-XA25M61/XA29M31/XA25M90/XA25M80/XA25M50 RM-954 RM-954 KV-XA25M87/XA25M84/XA25M86 KV-XA25M87/XA25M84/XA25M86 RM-953 RM-953 MEMO ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○...

  • Page 65: Diagrams

    KV-XA25M61/XA25M31/XA25M90/XA25M80/XA25M50 KV-XA25M61/XA25M31/XA25M90/XA25M80/XA25M50 RM-954 RM-954 KV-XA25M87/XA25M84/XA25M86 KV-XA25M87/XA25M84/XA25M86 SECTION 6 RM-953 RM-953 DIAGRAMS 6-1. BLOCK DIAGRAM Front AV IN, Sensor, MAIN.TUVF Power Switch) with TV.V In AV SW L1 out DBFB AUDIO OUT SP ASSY STEREO TRU Surround TV.L In R1 out IC3206 IC3202 DECODER...

  • Page 66: Circuit Board Location

    KV-XA25M61/XA25M31/XA25M90/XA25M80/XA25M50 KV-XA25M61/XA25M31/XA25M90/XA25M80/XA25M50 RM-954 RM-954 KV-XA25M87/XA25M84/XA25M86 KV-XA25M87/XA25M84/XA25M86 RM-953 RM-953 6-3. SCHEMATIC DIAGRAM 6-2. CIRCUIT BOARDS LOCATION Note: • All capacitors are in µF unless otherwise noted. • All electrolytic capacitors are rated at 50V unless otherwise noted. • All resistors are in ohms. kΩ...

  • Page 67: Schematic Diagram Of H Board

    KV-XA25M61/XA25M31/XA25M90/XA25M80/XA25M50 KV-XA25M61/XA25M31/XA25M90/XA25M80/XA25M50 RM-954 RM-954 KV-XA25M87/XA25M84/XA25M86 KV-XA25M87/XA25M84/XA25M86 (1) Schematic Diagram of H Board RM-953 RM-953 CN3901 4P BLK :S-MICRO TO SPEAKER CN3602 CN3601 CN3904 CN3902 CN3905 9P WHT :S-MICRO 6P WHT :S-MICRO 9 P RED :S-MICRO TO B BOARD CN3906 CN3903 TO B BOARD TO A BOARD TO F BOARD...

  • Page 68: Schematic Diagram Of A Board

    KV-XA25M61/XA25M31/XA25M90/XA25M80/XA25M50 KV-XA25M61/XA25M31/XA25M90/XA25M80/XA25M50 RM-954 RM-954 KV-XA25M87/XA25M84/XA25M86 KV-XA25M87/XA25M84/XA25M86 (2) Schematic Diagram of A Board RM-953 RM-953 CN303 CN302 TO B3 BOARD CN1404 R336 TO B3 BOARD CN1406 JOINT A1 JOINT A2 JOINT A3 JOINT A4 JW080 7.5MM JOINT A5 SYSTEM CONTROLLER,Y/C JUNGLE, JOINT A6 D314 D301...
  • Page 69 KV-XA25M61/XA25M31/XA25M90/XA25M80/XA25M50 KV-XA25M61/XA25M31/XA25M90/XA25M80/XA25M50 RM-954 RM-954 KV-XA25M87/XA25M84/XA25M86 KV-XA25M87/XA25M84/XA25M86 RM-953 RM-953 SYSTEM CONTROLLER,Y/C JUNGLE, DEFLECTION,TUVIF,FRONT AMP, POWER SUPPLY CN101 CN102 CN204 CN203 TO B3 BOARD CN1407 CN1405 TO B3 BOARD CN106 TO B3 BOARD CN104 CN3603 CN105 CN205 :TAB TU101 JR111 C112 JR108 C110 JR109 R111...
  • Page 70 KV-XA25M61/XA25M31/XA25M90/XA25M80/XA25M50 KV-XA25M61/XA25M31/XA25M90/XA25M80/XA25M50 RM-954 RM-954 KV-XA25M87/XA25M84/XA25M86 KV-XA25M87/XA25M84/XA25M86 RM-953 RM-953 SYSTEM CONTROLLER,Y/C JUNGLE, DEFLECTION,TUVIF,FRONT AMP, POWER SUPPLY TO PAGE 1 L901 R901 R902 D312 1SS355TE-17 R377 L902 D311 C336 1SS355TE-17 R345 J901 R339 :CHIP JACK C901 :CHIP B:CHIP R348 R376 IC001 C337 C341 CXP750097-032S :RN-CP...
  • Page 71 KV-XA25M61/XA25M31/XA25M90/XA25M80/XA25M50 KV-XA25M61/XA25M31/XA25M90/XA25M80/XA25M50 RM-954 RM-954 KV-XA25M87/XA25M84/XA25M86 KV-XA25M87/XA25M84/XA25M86 RM-953 RM-953 SYSTEM CONTROLLER,Y/C JUNGLE, DEFLECTION,TUVIF,FRONT AMP, POWER SUPPLY TO PAGE 1 TO PAGE 1 C338 R370 R333 :CHIP R365 R306 :CHIP R375 R350 3.3k :CHIP D309 UDTZ-TE17-5.1B JOINT A21 Q315 UN2213 JOINT A22 JOINT A23 JOINT A24 JOINT A25...
  • Page 72 KV-XA25M61/XA25M31/XA25M90/XA25M80/XA25M50 KV-XA25M61/XA25M31/XA25M90/XA25M80/XA25M50 RM-954 RM-954 KV-XA25M87/XA25M84/XA25M86 KV-XA25M87/XA25M84/XA25M86 RM-953 RM-953 JOINT A1 JOINT A2 NS ROT JOINT A3 NS MUTE JOINT A4 JOINT A5 JOINT A6 L517 JOINT A7 C501 C551 R523 SYSTEM CONTROLLER,Y/C JUNGLE, JOINT A8 C564 DEFLECTION,TUVIF,FRONT AMP, F:CHIP JOINT A9 POWER SUPPLY R518 C508...
  • Page 73 KV-XA25M61/XA25M31/XA25M90/XA25M80/XA25M50 KV-XA25M61/XA25M31/XA25M90/XA25M80/XA25M50 RM-954 RM-954 KV-XA25M87/XA25M84/XA25M86 KV-XA25M87/XA25M84/XA25M86 RM-953 RM-953 SYSTEM CONTROLLER,Y/C JUNGLE, DEFLECTION,TUVIF,FRONT AMP, POWER SUPPLY JOINT A1 CN507 JOINT A2 R501 :S-MICRO JOINT A3 TO C BOARD JOINT A4 R500 CN1801 JOINT A5 JOINT A6 C512 0.033 B:CHIP L516 R502 R596 C514 C500...
  • Page 74 KV-XA25M61/XA25M31/XA25M90/XA25M80/XA25M50 KV-XA25M61/XA25M31/XA25M90/XA25M80/XA25M50 RM-954 RM-954 KV-XA25M87/XA25M84/XA25M86 KV-XA25M87/XA25M84/XA25M86 RM-953 RM-953 SYSTEM CONTROLLER,Y/C JUNGLE, DEFLECTION,TUVIF,FRONT AMP, POWER SUPPLY TO PAGE 2 JOINT A13 T603 C624 R650 0.0022 D615 R653 C630 4.7k JOINT A14 IC603 FB604 160V NJM78M09FA D622 FMU-G26S Q607 JOINT A15 2SD2144S-UVW C634 C642 C616...
  • Page 75 KV-XA25M61/XA25M31/XA25M90/XA25M80/XA25M50 KV-XA25M61/XA25M31/XA25M90/XA25M80/XA25M50 RM-954 RM-954 KV-XA25M87/XA25M84/XA25M86 KV-XA25M87/XA25M84/XA25M86 RM-953 RM-953 TO PAGE 2 TO PAGE 2 TO C BOARD JOINT A13 CN CN701 JOINT A14 R526 R522 C513 8.2k 330p :CHIP :RN-CP CH:CHIP 200V C566 CN505 IC503 220p JOINT A15 500V TDA8172 L518 C522 V.OUT...

  • Page 76: Schematic Diagram Of B Board

    KV-XA25M61/XA25M31/XA25M90/XA25M80/XA25M50 KV-XA25M61/XA25M31/XA25M90/XA25M80/XA25M50 RM-954 RM-954 KV-XA25M87/XA25M84/XA25M86 KV-XA25M87/XA25M84/XA25M86 (3) Schematic Diagram of B Board RM-953 RM-953 CN1400 TU1401 C1461 R1411 C1460 :S-MICRO 470p D1415 AUDIO(R) CH:CHIP F:CHIP :CHIP UDZS-TE17-9.1B R/L/Y/S/C/CV R IN C1462 R1420 C1450 R1409 C1453 R1412 220k AUDIO(L) JR1409 R1474 :CHIP JW1481 :CHIP...

  • Page 77: Schematic Diagram Of P2 Board

    KV-XA25M61/XA25M31/XA25M90/XA25M80/XA25M50 KV-XA25M61/XA25M31/XA25M90/XA25M80/XA25M50 RM-954 RM-954 KV-XA25M87/XA25M84/XA25M86 KV-XA25M87/XA25M84/XA25M86 (4) Schematic Diagram of P2 Board RM-953 RM-953 CN4501 8P WHT :S-MICRO TO J BOARD CN2410 IC4301 C4555 R4302 1.5k :C HI P SDA9288XE-B0121-GEG PIP PROCESSOR DVD Y Q4313 2SA1162-G BUFFER R4349 100 :CHI P L4308 :E L0606 R4304...

  • Page 78: Schematic Diagram Of V1 Board

    KV-XA25M61/XA25M31/XA25M90/XA25M80/XA25M50 KV-XA25M61/XA25M31/XA25M90/XA25M80/XA25M50 RM-954 RM-954 KV-XA25M87/XA25M84/XA25M86 KV-XA25M87/XA25M84/XA25M86 (3) Schematic Diagram of V1 Board RM-953 RM-953 R897 R898 R895 (TELE TEXT) IC801 D802 D801 DAP202K SAA5261 PROTECT Q813 TEXT DECODER R838 R807 :CHIP R896 C828 C825 R806 R814 R831 :CHIP EAST /WEST R889 D806 R813...

  • Page 79: Schematic Diagram Of C6 Board

    KV-XA25M61/XA25M31/XA25M90/XA25M80/XA25M50 RM-954 KV-XA25M87/XA25M84/XA25M86 RM-953 (6) Schematic Diagram of C6 Board – 93 –...

  • Page 80: Schematic Diagram Of B1 Board

    KV-XA25M61/XA25M31/XA25M90/XA25M80/XA25M50 RM-954 KV-XA25M87/XA25M84/XA25M86 RM-953 (7) Schematic Diagram of B1 Board C1523 C1524 R1547 C1522 L1507 R1528 R1538 R1517 0.47 150p L1508 Q1503 DVD Y CH:CHIP CH:CHIP :CHIP :CHIP :CHIP 2SC2712-YG :CHIP F:CHIP B-Y DELAY Q1505 L1506 Q1509 2SC2712-YG DVD BY Q1510 B-Y DELAY 2SC2712-YG...

  • Page 81: Schematic Diagram Of Vm1 Board

    KV-XA25M61/XA25M31/XA25M90/XA25M80/XA25M50 RM-954 KV-XA25M87/XA25M84/XA25M86 RM-953 (8) Schematic Diagram of VM1 Board – 95 –...

  • Page 82: Schematic Diagram Of F And J Boards

    KV-XA25M61/XA25M31/XA25M90/XA25M80/XA25M50 RM-954 KV-XA25M87/XA25M84/XA25M86 RM-953 (9) Schematic Diagrams of F and J Boards (CISPR) CN4601 JW4603 F4601 T4601 T3.15A T.L.F AC IN AC OUT JW4604 T4602 R4601 AC IN T.L.F AC OUT 1/2W CN4602 .BLK002F .BLK0030 JW4601 CN4603 C4601 JW4602 0.47 275V :TAB :MPS...

  • Page 83: Schematic Diagram Of J1 Board

    KV-XA25M61/XA25M31/XA25M90/XA25M80/XA25M50 RM-954 KV-XA25M87/XA25M84/XA25M86 RM-953 (10) Schematic Diagram of J1 Board CN2410 :S-MICRO TO B5 BOARD J2410 CN1303 R2421 C2410 DVD Y D2410 R2410 HZS9.1NB2 DVD BY R2411 D2411 R2419 C2411 DVD RY HZS9.1NB2 D2412 HZS9.1NB2 DVD L DVD R C2412 R2412 R2420 C2413...
  • Page 84 KV-XA25M61/XA25M31/XA25M90/XA25M80/XA25M50 RM-954 KV-XA25M87/XA25M84/XA25M86 RM-953 – 98 –...
  • Page 85 KV-XA25M61/XA25M31/XA25M90/XA25M80/XA25M50 RM-954 KV-XA25M87/XA25M84/XA25M86 RM-953 – 99 –...
  • Page 86 KV-XA25M61/XA25M31/XA25M90/XA25M80/XA25M50 RM-954 KV-XA25M87/XA25M84/XA25M86 RM-953 – 100 –...

  • Page 87: Voltage Measurements

    KV-XA25M61/XA25M31/XA25M90/XA25M80/XA25M50 RM-954 KV-XA25M87/XA25M84/XA25M86 RM-953 6-4 VOLTAGE MEASUREMENTS A (1/2) BOARD VOLTAGE LIST Pin No Voltage[v] Pin No. Voltage[v] Pin No. Voltage[v] IC001 IC002 4.9(5.1) 2.1(0.2) IC003 5.2(4.2) IC302 0(4.9) 4.9(0) 2.11 IC100 1.4(1.7) 0(4.9) 4.7(0) IC301 4.8(0) IC502 0(6.4) IC503 0(0.8) 13.8 -13.8...
  • Page 88 KV-XA25M61/XA25M31/XA25M90/XA25M80/XA25M50 RM-954 KV-XA25M87/XA25M84/XA25M86 RM-953 A (2/2) BOARD VOLTAGE LIST Pin No Voltage[v] Pin No Voltage[v] Pin No Voltage[v] Q511 -0.1 Q005 Q311 123.9(100.00) Q600 Q101 Q312 4.8(5.1) 12.6 6.2(6.6 ) Q601 -0.6 Q301 12.6 Q313 -0.4 12.5 -0.6 12.5 Q602 Q314 Q302 16.7...
  • Page 89 KV-XA25M61/XA25M31/XA25M90/XA25M80/XA25M50 RM-954 KV-XA25M87/XA25M84/XA25M86 RM-953 B (1/2) BOARD VOLTAGE LIST Pin No Voltage[v] Pin No. Voltage[v] Pin No. Voltage[v] IC1401 IC3205 IC1404 12.5 IC3200 IC3201 IC3206 0(0.2) IC3202 IC3203 3.9(3.3) IC6200 IC3204 IC1402 12.1 2.42 25.7 – 103 –...
  • Page 90 KV-XA25M61/XA25M31/XA25M90/XA25M80/XA25M50 RM-954 KV-XA25M87/XA25M84/XA25M86 RM-953 B (2/2) BOARD VOLTAGE LIST Pin No Voltage[v] Pin No Voltage[v] Pin No Voltage[v] Q1316 (8.3) Q1402 (3.8) Q3203 Q1317 Q1403 Q3204 Q1318 Q1404 Q6201 Q1323 Q1408 Q6203 Q1324 Q1409 Q6204 Q1365 Q3201 Q6208 Q1372 Q3202 0(3.9) C6 BOARD VOLTAGE LIST Pin No...
  • Page 91 KV-XA25M61/XA25M31/XA25M90/XA25M80/XA25M50 RM-954 KV-XA25M87/XA25M84/XA25M86 RM-953 VM1 BOARD VOLTAGE LIST Pin No Voltage[v] Pin No Voltage[v] Pin No Voltage[v] Q5901 Q5904 Q5907 Q5902 135.2 Q5905 Q5908 81.2 135.2 Q5903 Q5906 Q5909 81.3 V1 BOARD VOLTAGE LIST Pin No Voltage[v] Pin No Voltage[v] Pin No Voltage[v] Q808...
  • Page 92 KV-XA25M61/XA25M31/XA25M90/XA25M80/XA25M50 RM-954 KV-XA25M87/XA25M84/XA25M86 RM-953 B1 BOARD VOLTAGE LIST Pin No Voltage[v] Pin No. Voltage[v] Pin No. Voltage[v] IC1502 Q1502 Q1511 Q1514 Q1503 Q1505 Q1515 Q1507 Q1516 Q1509 Q1520 Q1510 Q1522 Q1501 Q1523 H BOARD VOLTAGE LIST Pin No Voltage[v] IC3901 Q3901 Q3902 P2 (2/2) BOARD VOLTAGE LIST...
  • Page 93 KV-XA25M61/XA25M31/XA25M90/XA25M80/XA25M50 RM-954 KV-XA25M87/XA25M84/XA25M86 RM-953 P2 (1/2) BOARD VOLTAGE LIST Pin No Voltage[v] Pin No. Voltage[v] Pin No. Voltage[v] IC4301 Q4300 Q4301 Q4302 Q4303 Q4304 Q4305 Q4306 Q4307 IC4302 Q4308 IC4502 Q4309 Q4310 Q4313 Q4314 IC4303 Q4315 IC4503 Q4327 Q4362 – 107 –...

  • Page 94: Waveforms

    KV-XA25M61/XA25M31/XA25M90/XA25M80/XA25M50 RM-954 KV-XA25M87/XA25M84/XA25M86 RM-953 6-5 WAVEFORMS A BOARD WAVEFORM PAL/SECAM NTSC PAL/SECAM : 2.8Vp-p (V) PAL : 1.3Vp-p (H) 5.0Vp-p (V) 4.1Vp-p (V) NTSC : 2.4Vp-p (V) SECAM : 1.1Vp-p (H) 1.2Vp-p (H) PAL/SECAM NTSC PAL/SECAM NTSC PAL : 0.8Vp-p (H) PAL : 0.9Vp-p (H) SECAM :...
  • Page 95 KV-XA25M61/XA25M31/XA25M90/XA25M80/XA25M50 KV-XA25M61/XA25M31/XA25M90/XA25M80/XA25M50 RM-954 RM-954 KV-XA25M87/XA25M84/XA25M86 KV-XA25M87/XA25M84/XA25M86 RM-953 RM-953 PRINTED WIRING BOARD N O T E : The circuit indicated at left contains high voltage of over [SYSTEM CONTROLLER, Y/C JUNGLE, 1220 Vp-p. Please pay attention when inspecting or re- DEFLECTION, TUVIF, FRONT AMP, POWER SUPPLY] pairing it to prevent an electric shock.
  • Page 96 KV-XA25M61/XA25M31/XA25M90/XA25M80/XA25M50 KV-XA25M61/XA25M31/XA25M90/XA25M80/XA25M50 RM-954 RM-954 KV-XA25M87/XA25M84/XA25M86 KV-XA25M87/XA25M84/XA25M86 RM-953 RM-953 B BOARD PRINTED WIRING BOARD Q6202 C-12 [AUDIO PROCESSOR, AUDIO AMP, Q6203 A-8 SUB TUNER, AV IN/OUT, VM DRIVER] [FRONT AV IN, SENSOR, POWER SWITCH] IC1401 C-2 Q6204 A-9 IC1402 A-2 Q6205 B-11 –...
  • Page 97 KV-XA25M61/XA25M31/XA25M90/XA25M80/XA25M50 RM-954 KV-XA25M87/XA25M84/XA25M86 RM-953 PRINTED WIRING BOARD [DVD, 3D TERMINAL] [DVD SWITCH] – B1 Board – – 113 –...
  • Page 98 KV-XA25M61/XA25M31/XA25M90/XA25M80/XA25M50 RM-954 KV-XA25M87/XA25M84/XA25M86 RM-953 PRINTED WIRING BOARD [VIDEO AMP, ROTATION CIRCUIT] [TELETEXT] – C6 Board – – V1 Board – – 114 –...
  • Page 99 KV-XA25M61/XA25M31/XA25M90/XA25M80/XA25M50 RM-954 KV-XA25M87/XA25M84/XA25M86 RM-953 PRINTED WIRING BOARD [VELOCITY MODULATION] [DVD, 3D TERMINAL] [CISPR] – VM1 Board – – F Board – – J Board – – 115 –...
  • Page 100 KV-XA25M61/XA25M31/XA25M90/XA25M80/XA25M50 RM-954 KV-XA25M87/XA25M84/XA25M86 RM-953 PRINTED WIRING BOARD [PICTURE IN PICTURE, DVD] - P2 Board - (Component Side) P2 A BOARD Q4522 B-1 Q4523 B-1 IC4301 A-4 Q4571 D-1 IC4302 C-3 Q4572 D-1 IC4303 D-5 Q4573 C-2 IC4503 C-5 Q4574 C-2 TRANSISTOR DIODE Q4308 C-4...

  • Page 101: Semiconductors

    KV-XA25M61/XA29M31/XA25M90/XA25M80/XA25M50 RM-954 KV-XA25M87/XA25M84/XA25M86 6-7. SEMICONDUCTORS RM-953 DIODE CATHODE CATHODE ANODE CATHODE CATHODE ANODE ANODE ANODE AK0HV0 RD33EB3T DTZ-TT11-15B D1N20R RD5.6M-B2 D5S6M EL1Z RGP02-17EL-6433 DTZ10B D1NS4 RD3.3M-B2 ERA22-08 RU4AM-T3 MA111-(K8).S0 RD11SB2-T1 ERC06-15S RD9.1S-B 10ELS2N-TB5 RD6.8ES-B1 ERC04-06SE 1SS355TE-17 RD20ES-B2 GP08D UDZS-TE17-9.1B RD30ES-B2 NNCD9.1A-T1 UDZS-TE17-5.1B RD39-ES-B2...
  • Page 102 KV-XA25M61/XA29M31/XA25M90/XA25M80/XA25M50 RM-954 KV-XA25M87/XA25M84/XA25M86 RM-953 MARKING SIDE VIEW Zig-zag In -line Package Pin 6~99 TDA8172 UN2213 2SC1623-L5L6 STR-F6656 2SK246-GR UN2111 2SA1162-G 2SC2712-YG 2SD2114K UN2212 DTC114EKA-T146 DTA114TK DTC114EK TOP VIEW TOP VIEW Single In -line Package Dual In-line Package Pin 8~98 Pin 6~98 CXA1855S ON3171-R SBX3081-(01)30...

  • Page 103: Exploded Views

    : 7-685-663-71 SCREW +BVTP 4 × 16 REF. NO. PART NO. DESCRIPTION REMARK REF. NO. PART NO. DESCRIPTION REMARK X-4038-537-1 BEZNET ASSY (KV-XA25M31/M61/M90) 2 ~ 6 * A-1342-590-A VM1 BOARD MOUNTED X-4038-690-1 BEZNET ASSY (KV-XA25M50/M80/M84/M86/M87) 4-369-318-61 SPRING, TENSION 4-036-405-11...

  • Page 104: Chassis

    P-P CABLE (KV-XA25M84/M86/M87) * A-1299-400-A A BOARD COMPLETE (KV-XA25M90 only) 1-251-658-21 SPLITTER RF (KV-XA25M84/M86/M87) * A-1299-442-A A BOARD COMPLETE (KV-XA25M31/M61) A-1347-164-A V1 BOARD MOUNTED (KV-XA25M61/M31/M86) * A-1299-448-A A BOARD COMPLETE (KV-XA25M50/M80) A-1190-376-A P2 BOARD MOUNTED * A-1299-454-A A BOARD COMPLETE (KV-XA25M84/M87)

  • Page 105: Electrical Parts List

    * A-1299-400-A A BOARD COMPLETE (KV-XA25N90) C109 1-163-005-11 CERAMIC CHIP 470PF 10.00 50V * A-1299-442-A A BOARD COMPLETE C110 1-163-005-11 CERAMIC CHIP 470PF 10.00 50V (KV-XA25M31/XA25M61/GE/EM) C111 1-163-005-11 CERAMIC CHIP 470PF 10.00 50V * A-1299-448-A A BOARD COMPLETE (KV-XA25M50/XA25M80) C112 1-104-664-11 ELECT 47UF 20.00 16V...
  • Page 106 KV-XA25M61/XA25M31/XA25M90/XA25M80/XA25M50 RM-954 The components identified by shading KV-XA25M87/XA25M84/XA25M86 and mark ! are critical for safety. RM-953 Replace only with part number specified. REF. NO. PART NO. DESCRIPTION REMARK REF. NO. PART NO. DESCRIPTION REMARK C332 1-126-963-11 ELECT 4.7UF 20.00 50V C561 1-129-708-91 FILM...
  • Page 107 KV-XA25M61/XA25M31/XA25M90/XA25M80/XA25M50 RM-954 The components identified by shading KV-XA25M87/XA25M84/XA25M86 and mark ! are critical for safety. RM-953 Replace only with part number specified. REF. NO. PART NO. DESCRIPTION REMARK REF. NO. PART NO. DESCRIPTION REMARK C643 1-104-665-11 ELECT 100UF 20.00 10V D100 8-719-073-01 MA111-(K8).S0...
  • Page 108 KV-XA25M61/XA25M31/XA25M90/XA25M80/XA25M50 RM-954 The components identified by shading KV-XA25M87/XA25M84/XA25M86 and mark ! are critical for safety. RM-953 Replace only with part number specified. REF. NO. PART NO. DESCRIPTION REMARK REF. NO. PART NO. DESCRIPTION REMARK D623 8-719-978-65 DTZ-TT11-15B IC603 8-759-701-59 NJM78M09FA D624 8-719-073-01 MA111-(K8).S0...
  • Page 109 3.9K 1/10W Q302 8-729-230-49 2SC2712-YG R027 1-216-049-11 RES-CHIP 1/10W Q303 8-729-216-22 2SA1162-G R028 1-216-073-00 RES-CHIP 1/10W Q304 8-729-216-22 2SA1162-G (EXCEPT KV-XA25M86) (KV-XA25M31/XA25M61/GE/ME/XA25M90) Q305 8-729-216-22 2SA1162-G R029 1-216-049-11 RES-CHIP 1/10W Q306 8-729-230-49 2SC2712-YG R031 1-216-049-11 RES-CHIP 1/10W Q307 8-729-230-49 2SC2712-YG R032...
  • Page 110 KV-XA25M61/XA25M31/XA25M90/XA25M80/XA25M50 RM-954 The components identified by shading KV-XA25M87/XA25M84/XA25M86 and mark ! are critical for safety. RM-953 Replace only with part number specified. REF. NO. PART NO. DESCRIPTION REMARK REF. NO. PART NO. DESCRIPTION REMARK R067 1-216-049-11 RES-CHIP 1/10W R358 1-216-049-11 RES-CHIP 1/10W R068...
  • Page 111 KV-XA25M61/XA25M31/XA25M90/XA25M80/XA25M50 RM-954 The components identified by shading KV-XA25M87/XA25M84/XA25M86 and mark ! are critical for safety. RM-953 Replace only with part number specified. REF. NO. PART NO. DESCRIPTION REMARK REF. NO. PART NO. DESCRIPTION REMARK R542 1-216-295-11 SHORT R616 1-260-302-51 CARBON 1/2W R543 1-216-437-00...
  • Page 112 REMARK C1404 1-164-004-11 CERAMIC CHIP 0.1UF 10.00 25V T503 ! 1-453-364-11 TRANSFORMER ASSY FLYBACK C1405 1-104-664-11 ELECT 47UF 20.00 25V (NX-4009//M3J4) (KV-XA25M31 ONLY) C1406 1-163-251-11 CERAMIC CHIP 100PF 5.00% 50V T504 1-435-122-11 TRANSFORMER, HORIZONTAL LINEAR C1407 1-126-933-11 ELECT 100UF 20.00 16V...
  • Page 113 KV-XA25M61/XA25M31/XA25M90/XA25M80/XA25M50 RM-954 The components identified by shading KV-XA25M87/XA25M84/XA25M86 and mark ! are critical for safety. RM-953 Replace only with part number specified. REF. NO. PART NO. DESCRIPTION REMARK REF. NO. PART NO. DESCRIPTION REMARK C1452 1-163-005-11 CERAMIC CHIP 470PF 10.00 50V C3244 1-164-346-11 CERAMIC CHIP...
  • Page 114 KV-XA25M61/XA25M31/XA25M90/XA25M80/XA25M50 RM-954 The components identified by shading KV-XA25M87/XA25M84/XA25M86 and mark ! are critical for safety. RM-953 Replace only with part number specified. REF. NO. PART NO. DESCRIPTION REMARK REF. NO. PART NO. DESCRIPTION REMARK <CONNECTOR> <JACK> CN1300* 1-564-506-11 PLUG, CONNECTOR 3P J1401 1-784-646-11 TERMINAL, S...
  • Page 115 KV-XA25M61/XA25M31/XA25M90/XA25M80/XA25M50 RM-954 The components identified by shading KV-XA25M87/XA25M84/XA25M86 and mark ! are critical for safety. RM-953 Replace only with part number specified. REF. NO. PART NO. DESCRIPTION REMARK REF. NO. PART NO. DESCRIPTION REMARK Q1324 8-729-230-49 2SC2712-YG R1411 1-216-089-11 RES-CHIP 1/10W Q1365 8-729-230-49...
  • Page 116 KV-XA25M61/XA25M31/XA25M90/XA25M80/XA25M50 RM-954 The components identified by shading KV-XA25M87/XA25M84/XA25M86 and mark ! are critical for safety. RM-953 Replace only with part number specified. REF. NO. PART NO. DESCRIPTION REMARK REF. NO. PART NO. DESCRIPTION REMARK R1467 1-216-057-00 RES-CHIP 2.2K 1/10W R3216 1-216-129-00 RES-CHIP 2.2M...
  • Page 117 KV-XA25M61/XA25M31/XA25M90/XA25M80/XA25M50 RM-954 The components identified by shading KV-XA25M87/XA25M84/XA25M86 and mark ! are critical for safety. RM-953 Replace only with part number specified. REF. NO. PART NO. DESCRIPTION REMARK REF. NO. PART NO. DESCRIPTION REMARK R6219 1-216-089-11 RES-CHIP 1/10W <IC> R6245 1-216-065-91 RES-CHIP 4.7K...
  • Page 118 KV-XA25M61/XA25M31/XA25M90/XA25M80/XA25M50 RM-954 The components identified by shading KV-XA25M87/XA25M84/XA25M86 and mark ! are critical for safety. RM-953 Replace only with part number specified. REF. NO. PART NO. DESCRIPTION REMARK REF. NO. PART NO. DESCRIPTION REMARK R1540 1-216-049-11 RES-CHIP 1/10W CN1801* 1-564-509-11 PLUG, CONNECTOR 6P R1541 1-216-041-00...
  • Page 119 KV-XA25M61/XA25M31/XA25M90/XA25M80/XA25M50 RM-954 The components identified by shading KV-XA25M87/XA25M84/XA25M86 and mark ! are critical for safety. RM-953 Replace only with part number specified. REF. NO. PART NO. DESCRIPTION REMARK REF. NO. PART NO. DESCRIPTION REMARK <RESISTOR> R1824 1-249-435-11 CARBON 1/4W R1825 1-247-843-11 CARBON 3.3K...
  • Page 120 KV-XA25M61/XA25M31/XA25M90/XA25M80/XA25M50 RM-954 The components identified by shading KV-XA25M87/XA25M84/XA25M86 and mark ! are critical for safety. RM-953 Replace only with part number specified. REF. NO. PART NO. DESCRIPTION REMARK REF. NO. PART NO. DESCRIPTION REMARK * A-1372-915-A H BOARD MOUNTED <RESISTOR> (EXCEPT KV-XA25M84/XA25M86) A-1372-963-A H MOUNT MOUNTED (KV-XA25M84/XA25M86) R3900...
  • Page 121 KV-XA25M61/XA25M31/XA25M90/XA25M80/XA25M50 RM-954 The components identified by shading KV-XA25M87/XA25M84/XA25M86 and mark ! are critical for safety. RM-953 Replace only with part number specified. REF. NO. PART NO. DESCRIPTION REMARK REF. NO. PART NO. DESCRIPTION REMARK <DIODE> <JACK> D2410 8-719-070-16 NNCD9.1A-T1 J2410 1-784-623-11 BLOCK, PIN JACK 5P D2411...
  • Page 122 KV-XA25M61/XA25M31/XA25M90/XA25M80/XA25M50 RM-954 The components identified by shading KV-XA25M87/XA25M84/XA25M86 and mark ! are critical for safety. RM-953 Replace only with part number specified. REF. NO. PART NO. DESCRIPTION REMARK REF. NO. PART NO. DESCRIPTION REMARK C4340 1-163-038-11 CERAMIC CHIP 0.1UF <FERRITE BEAD> C4341 1-104-665-11 ELECT...
  • Page 123 KV-XA25M61/XA25M31/XA25M90/XA25M80/XA25M50 RM-954 The components identified by shading KV-XA25M87/XA25M84/XA25M86 and mark ! are critical for safety. RM-953 Replace only with part number specified. REF. NO. PART NO. DESCRIPTION REMARK REF. NO. PART NO. DESCRIPTION REMARK Q4306 8-729-230-49 2SC2712-YG R4330 1-216-053-00 RES-CHIP 1.5K 1/10W Q4307...
  • Page 124 REF. NO. PART NO. DESCRIPTION REMARK REF. NO. PART NO. DESCRIPTION REMARK R4508 1-216-073-00 RES-CHIP 1/10W * A-1347-164-A V1 BOARD COMPLETE R4511 1-216-033-00 RES-CHIP 1/10W (KV-XA25M31/XA25M61/XA25M86 ONLY) ********************* R4512 1-216-005-00 RES-CHIP 1/10W R4515 1-216-041-00 RES-CHIP 1/10W R4516 1-216-025-11 RES-CHIP 1/10W R4517...
  • Page 125 KV-XA25M61/XA25M31/XA25M90/XA25M80/XA25M50 RM-954 The components identified by shading KV-XA25M87/XA25M84/XA25M86 and mark ! are critical for safety. RM-953 Replace only with part number specified. REF. NO. PART NO. DESCRIPTION REMARK REF. NO. PART NO. DESCRIPTION REMARK <TRANSISTOR> R882 1-216-049-11 RES-CHIP 1/10W R884 1-216-025-11 RES-CHIP 1/10W...
  • Page 126 8-729-809-29 2SC4159-E 2.5A/250V (EXCEPT KV-XA25M31/XA25M90) Q5907 8-729-230-45 2SC2458-YGR ! 1-769-609-21 CORD, POWER (WITH CONNECTOR) (KV-XA25M90 ONLY) <RESISTOR> ! 1-900-702-66 LEAD ASSY, FOCUS+G2 (KV-XA25M31 ONLY) R5901 1-249-401-11 CARBON 1/4W ! 1-900-701-22 LEAD ASSY, G2+LEAD ASSY, FOCUS R5902 1-249-414-11 CARBON 1/4W R5903...
  • Page 127 KV-XA25M61/XA25M31/XA25M90/XA25M80/XA25M50 RM-954 The components identified by shading KV-XA25M87/XA25M84/XA25M86 and mark ! are critical for safety. RM-953 Replace only with part number specified. REF. NO. PART NO. DESCRIPTION REMARK REF. NO. PART NO. DESCRIPTION REMARK 4-078-793-41 MANUAL, INSTRUCTION REMOTE COMMANDER (KV-XA25M84/XA25M86/XA25M87) ********************** 4-078-793-71 MANUAL, INSTRUCTION...
  • Page 128 Replace only with part number specified. REF. NO. PART NO. DESCRIPTION REMARK REF. NO. PART NO. DESCRIPTION REMARK Sony Corporation English 2001AS70182-1 Sony Technology Malaysia Sdn. Bhd. Printed in Malaysia  9-872-238-01 Visual Entertainment General Area 2001.1 – 144 –...

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