Sony KP-43T90 Service Manual
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Sony KP-43T90 Service Manual

Color rear video projector
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SERVICE MANUAL

MODEL NAME
KP-43T90
KP-48V90
KP-53V90
KP-61V90
9-965-907-01
REMOTE COMMANDER
RM-Y906
US/Canada/Mexico
RM-Y906
US/Canada/Mexico
RM-Y906
US/Canada/Mexico
RM-Y906
US/Canada/Mexico
KV-53V90
COLOR REAR VIDEO PROJECTOR
RA-3B
DESTINATION
CHASSIS NO.
SCC-P62A-A
SCC-P62D-A
SCC-P62C-A
SCC-P62B-A
RM-Y906
Self Diagnosis
Supported model
CHASSIS

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Summary of Contents for Sony KP-43T90

  • Page 1: Service Manual

    Self Diagnosis Supported model RA-3B SERVICE MANUAL CHASSIS MODEL NAME REMOTE COMMANDER DESTINATION CHASSIS NO. KP-43T90 RM-Y906 US/Canada/Mexico SCC-P62A-A KP-48V90 RM-Y906 US/Canada/Mexico SCC-P62D-A KP-53V90 RM-Y906 US/Canada/Mexico SCC-P62C-A KP-61V90 RM-Y906 US/Canada/Mexico SCC-P62B-A KV-53V90 RM-Y906 COLOR REAR VIDEO PROJECTOR 9-965-907-01...

  • Page 2: Table Of Contents

    1-2. Chassis Assembly Removal ..........9 A Board................40 1-3. Service Position ..............9 G Board ................45 1-4. HA and HB Board Removal (Except KP-43T90) ....10 CG Board................47 1-5. HA and HB Board Removal (KP-43T90 only)...... 10 CB Board ................48 1-6.

  • Page 3: Specifi Cations

    Connecting Cables RK-G34, RK-74A, RK-G69HG, VMC-10HG, VMC-720M, Screen size (measured diagonally) VMC-810S/820S, YC-15V/30V 43 inches (KP-43T90) U/V mixer EAC-66 48 inches (KP-48V90) 53 inches (KP-53V90) 61 inches (KP-61V90) Design and specifi cations are subject to change without notice.

  • Page 4: Warnings And Cautions

    Ne les remplacer que par des composants Sony dont le numero de piece est indique dans le present manuel ou dans des supplements publies par Sony. Les reglages de circuit dont l’importance est critique pour la securite du fonctionnement sont identifi...

  • Page 5: Safety Check-Out

    KP- 43T90 / 48V90 / 53V90 / 61V90 SAFETY CHECK-OUT Leakage Test After correcting the original service problem, perform the following The AC leakage from any exposed metal part to earth ground and from safety checks before releasing the set to the customer: all exposed metal parts to any exposed metal part having a return to chassis, must not exceed 0.5 mA (500 microamperes).

  • Page 6: Self-Diagnostic Function

    KP- 43T90 / 48V90 / 53V90 / 61V90 Self Diagnosis SELF-DIAGNOSTIC FUNCTION Supported model The units in this manual contain a self-diagnostic function. If an error occurs, the STANDBY/TIMER LED will automatically begin to fl ash. The number of times the LED fl ashes translates to a probable source of the problem. A defi nition of the STANDBY/TIMER LED fl ash indicators is listed in the instruction manual for the user’s knowledge and reference.
  • Page 7 KP- 43T90 / 48V90 / 53V90 / 61V90 Self-diagnosis screen displays In cases of malfunctions where it is not possible to determine the symptom such as when the power goes off occasionally or when the screen disappears occasionally, there is a screen display on whether the malfunction occurred or not in the past (and whether the detection circuit operated or not) in order to allow confi...
  • Page 8 KP- 43T90 / 48V90 / 53V90 / 61V90 Self-diagnosis function operation Low B and +B line detect DET SHORT, and shut-down POWER ON RELAY. Reset by turning power on/off. In case of +B is loaded approx. 1.3A or more, microcomputer detects it via IC651. In case of +B becomes approx.

  • Page 9: Disassembly

    SECTION 1: DISASSEMBLY 1-1. REAR BOARD REMOVAL 1-2. CHASSIS ASSEMBLY REMOVAL Three screws (Screw(4x20),tapping) Rear board Chassis assy Eight Screws (KP-43T90) Ten Screws (KP-48V90/53V90/61V90) Disconnect CN203 on A board. From CG board CN1304. 1-3. SERVICE POSITION (The extension cable is not...

  • Page 10: Ha And Hb Board Removal (Except Kp-43T90)

    HA board HA board Three screws (+BVTP 3x12) Speaker grille assy Two screws (Screws (4x20), tapping) 1-6. BEZNET ASSY REMOVAL Eleven screws (KP-43T90) Twelve screws (KP-48V90) Fifteen screws (KP-53V90) Fourteen screws (KP-61V90) (Screws (4x20), tapping) Beznet assy Three screws (KP-43T90/48V90)

  • Page 11: Mirror Cover Removal

    KP- 43T90 / 48V90 / 53V90 / 61V90 1-7. MIRROR COVER REMOVAL Seventeen screws (KP-43T90) Twenty-four screws (KP-48V90) Twenty-one screws (KP-53V90) Twenty-five screws (KP-61V90) (Screw (4x20), tapping) 1-9. A BOARD AND G BOARD REMOVAL Two screws (+BVTP 3x12) Eight screws...

  • Page 12: Hv Cable Installation And Removal

    KP- 43T90 / 48V90 / 53V90 / 61V90 1-10. HIGH-VOLTAGE CABLE INSTALLATION AND REMOVAL (1) Removal (2) Installation Gutter Rubber cap HV cable Hook HV cable turn 90 1-11. PICTURE TUBE REMOVAL CAUTION: Removing the arrow-marked screws is strictly prohibited. If removed, it may cause liquid to spill. Four screws (Screw(4x20), tapping) Lens...

  • Page 13: Set-Up Adjustments

    KP- 43T90 / 48V90 / 53V90 / 61V90 SECTION 2: SET-UP ADJUSTMENTS 2-1. SCREEN VOLTAGE ADJUSTMENT 2-3. DEFLECTION YOKE TILT ADJUSTMENT (COARSE ADJUSTMENT) 1. Display a cross-hatch pattern 1. Select a video input with no signal applied (the screen must be black, 2.

  • Page 14: Focus Lens Adjustment

    KP- 43T90 / 48V90 / 53V90 / 61V90 2-4. FOCUS LENS ADJUSTMENT 2-5. FOCUS CONTROL ADJUSTMENT In this adjustment, use the remote commander while in service mode. 1. Enter the service mode. For details on the usage of the service mode and the remote 2.

  • Page 15: 2-Pole Magnet Adjustment

    KP- 43T90 / 48V90 / 53V90 / 61V90 8. Repeat steps 1 through 6 for the blue CRT, except now cover the 2-6. 2-POLE MAGNET ADJUSTMENT green and red CRT lenses with lens caps to allow only blue to show. (GREEN, RED) Adjust the blue focus control on the focus block (or use the method shown in the note below for turning off the CRTs individually without...

  • Page 16: Electrical Adjustments By Remote Commander

    KP- 43T90 / 48V90 / 53V90 / 61V90 2-9-2. MEMORY WRITE CONFIRMATION 2-9. ELECTRICAL ADJUSTMENTS BY METHOD REMOTE COMMANDER. 1. After adjustment, remove the plug from the AC outlet, and then By using Remote Commander (RM-Y906), all circuit adjustments can replace the plug in the AC outlet again.

  • Page 17: Service Mode Lists

    KP- 43T90 / 48V90 / 53V90 / 61V90 2-9-4. SERVICE MODE LISTS VPNT (Video Processor NTSC) ADJUSTM'T SERVICE DATA NAME SETTING VARIABLE (24) VARIABLE (30) FIXED VARIABLE (10) FIXED FIXED VARIABLE (26) VARIABLE (20) VARIABLE VARIABLE VARIABLE FIXED FIXED FIXED FIXED VARIABLE (31)
  • Page 18 KP- 43T90 / 48V90 / 53V90 / 61V90 PJED (Projection TV Engine) ADJUSTM'T SERVICE DATA NAME SETTING FIXED FIXED FIXED FIXED FIXED FIXED FIXED FIXED FIXED FIXED FIXED FIXED FIXED FIXED FIXED FIXED FIXED FIXED FIXED FIXED FIXED FIXED FIXED FIXED FIXED FIXED...
  • Page 19 KP- 43T90 / 48V90 / 53V90 / 61V90 3DCM (3D Comb Filter) ADJUSTM'T SERVICE DATA NAME SETTING FIXED FIXED FIXED FIXED FIXED FIXED FIXED FIXED FIXED FIXED FIXED FIXED FIXED FIXED FIXED FIXED FIXED FIXED FIXED FIXED FIXED FIXED FIXED FIXED FIXED FIXED...
  • Page 20 KP- 43T90 / 48V90 / 53V90 / 61V90 PIP (Picture In Picture) ADJUSTM'T SERVICE DATA NAME SETTING FSEL FIELD SELECT FIXED VACQ 0-15 VERTICAL ACQUISITION VARIABLE HACQ 0-15 HORIZONTAL ACQUISITION VARIABLE ISYS INSET DISPLAY SYSTEM FIXED PSYS PARENT SYSTEM FIXED FACT FRAME MODE ACTIVATION FIXED...

  • Page 21: Registration Adjustment (Pje Mode Only)

    KP- 43T90 / 48V90 / 53V90 / 61V90 2-10. REGISTRATION ADJUSTMENT (PJE) A pattern from an external pattern generator must be used for the main defl ection adjustments. FUNCTION OF BUTTONS OF REMOTE COMMANDER FOR PJE MODE ONLY. 1. Enter the service mode by quickly pressing the keys on the remote commander in the standby mode in the following order: TV Power ON Press “DISPLAY,”...

  • Page 22: Green Registration Adjustment

    KP- 43T90 / 48V90 / 53V90 / 61V90 GREEN PINCUSHION 1. Select GRN PIN with the 1 and 4 buttons on the remote commander. 13. Cover the red and blue picture lenses with lens caps to allow only green to show, or use the method shown in the note below to turn 2.

  • Page 23: Red Registration Adjustment

    KP- 43T90 / 48V90 / 53V90 / 61V90 FINE ADJUSTMENT 1. Press the 9 button on the remote commander to shift to the fi ne adjustment mode; the red cursor appears at the center of the screen. If the cursor is not red, press the 3 button until it is red. 2.

  • Page 24: Auto Registration Adjustment

    KP- 43T90 / 48V90 / 53V90 / 61V90 2-14. AUTO REGISTRATION ERROR CODE LIST If an error code is displayed after the set has been correctly adjusted, check the following items: position, tilt and sizing. If any of these adjustments are off, even slightly, the auto-registration pattern will not hit the four sensors properly.

  • Page 25: Hv Regulation Circuit Check And Adjustment

    KP- 43T90 / 48V90 / 53V90 / 61V90 SECTION 3: SAFETY-RELATED ADJUSTMENTS 3-2. HV HOLD DOWN CIRCUIT OPERATION G BOARD CHECK AND ADJUSTMENT 3-1. HV REGULATION CIRCUIT CHECK AND When replacing the following components marked with a Y on the ADJUSTMENT schematic diagram always check the hold-down voltage and re-adjust when necessary.

  • Page 26: B Max Voltage Confi Rmation

    KP- 43T90 / 48V90 / 53V90 / 61V90 3-3.+B MAX VOLTAGE CONFIRMATION The following adjustments should always be performed when replacing IC654. 1. Supply 130V +/- 2V AC to the set. 2. Display a dot pattern through the video-1 input. 3.

  • Page 27: Circuit Adjustments

    KP- 43T90 / 48V90 / 53V90 / 61V90 SECTION 3: CIRCUIT ADJUSTMENTS 4-1.TV INPUT SUB CONTRAST ADJUSTMENT 4-3.COMPONENT INPUT SUB-HUE AND SUB- (VPNT-SCON) COLOR ADJUSTMENT (DAC-UVSH, UVSC) 1. Display a color bar signal through the TV’s VHF/UHF input. 1. Select VIDEO 4 and display a color bar signal. 2.

  • Page 28: Pip Sub-Hue, Sub-Color Adjustment

    KP- 43T90 / 48V90 / 53V90 / 61V90 4-5.PIP SUB-HUE , SUB-COLOR 4-7.PIP POSITION ADJUSTMENT ADJUSTMENT (PYC-PHUE, PYC-PCOL) (PIP-POFV, POFH) 1. Display a color bar signal through the TV’s VHF/UHF input. 1. Select the PIP mode. 2. Mode: Personal 1 or 2. 2.

  • Page 29: Diagrams

    KP- 43T90 / 48V90 / 53V90 / 61V90 SECTION 5: DIAGRAMS 5-1. CIRCUIT BOARDS LOCATION 5-2. PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS INFORMATION The components identifi ed by X in this basic schematic diagram have All capacitors are in µF unless otherwise noted. pF : µµF 50WV or less are not indicated except for electrolytics and tantalums.

  • Page 30: Reference Information

    KP- 43T90 / 48V90 / 53V90 / 61V90 Terminal name of semiconductors in silk screen REFERENCE INFORMATION printed circuit ( RESISTOR : RN METAL FILM Circuit Device Printed symbol Terminal name Collector : RC SOLID Transistor : FPRD NONFLAMMABLE CARBON Base Emitter : FUSE...

  • Page 31: Block Diagrams

    KP- 43T90 / 48V90 / 53V90 / 61V90 5-3. BLOCK DIAGRAM (1 OF 8) IC403 IC406 D/A CONVERTER L/R AMP CN403 TO A BOARD ML OUT1 OUT1 IN+(L) OUT(L) TUNER HR OUT1 OUT2 IN+(R) IN-(L) BLOCK IC002 SYSTEM CONTROL OUT(R) L/R MUTE MUTE IN-(R)
  • Page 32 KP- 43T90 / 48V90 / 53V90 / 61V90 BLOCK DIAGRAM (2 OF 8) — 32 —...
  • Page 33 KP- 43T90 / 48V90 / 53V90 / 61V90 BLOCK DIAGRAM (3 OF 8) — 33 —...
  • Page 34 KP- 43T90 / 48V90 / 53V90 / 61V90 BLOCK DIAGRAM (4 OF 8) — 34 —...
  • Page 35 KP- 43T90 / 48V90 / 53V90 / 61V90 BLOCK DIAGRAM (5 OF 8) (SENSOR) IC802 IC808 IV CONV (1/6, 3/6) CN3001 CN802 I AREGI D3 I HP SENSOR LEFT I DREG OVF I DREG BSY I AREGI D0 I DREG ACK UPPER (SENSOR) CN3001...
  • Page 36 KP- 43T90 / 48V90 / 53V90 / 61V90 BLOCK DIAGRAM (6 OF 8) D+5V TO G BOARD CN1502 TO G BOARD CN651 TO G BOARD CN501 REGI OUT (4/4) (PJED-CPU, REGI CORRECTON) — 36 —...
  • Page 37 KP- 43T90 / 48V90 / 53V90 / 61V90 BLOCK DIAGRAM (7 OF 8) CN732 (R DRIVE) IK R CN704 CN701 CN731 CN740 Q704-706 IK R TO A Q731-733 4, 5, BOARD 9, 11 V902 CN204 CN702 4, 5, BUFFER V901 9, 11 Q734 CN737...
  • Page 38 KP- 43T90 / 48V90 / 53V90 / 61V90 BLOCK DIAGRAM (8 OF 8) POWER SUPPLY H/V OUT IC1502 IC1501(1/2) SUB DY-DRIVE IC1509 V ZOOMING AMP CN651 CN501 V OUT DY (B) CN1503 V DRIVE (+) CN1506 HR OUT RV DEF V.

  • Page 39: Frame Schematic Diagram

    KP- 43T90 / 48V90 / 53V90 / 61V90 5-4. FRAME SCHEMATIC DIAGRAM — 39 —...

  • Page 40: Schematics And Supporting Information A Board

    KP- 43T90 / 48V90 / 53V90 / 61V90 A BOARD SCHEMATIC DIAGRAM (1 OF 3) A (1/3) BOARD WAVEFORMS TU151 — TU152 1.0Vp-p (H) 1.5Vp-p (H) BTF-WA412 CN001 BTF-FA401 CN002 MAIN TUNER CN1702 CN204 SUB TUNER :S-MICRO :S-MICRO :S-MICRO TO HA:CN1203 :S-MICRO TO HB:CN1253 TO ANT SW...
  • Page 41 KP- 43T90 / 48V90 / 53V90 / 61V90 A BOARD SCHEMATIC DIAGRAM (2 OF 3) TO (1/3) — D FOCUS C810 C811 FB805 C850 D+5V F:1608 BLM21A102SPT D+5V A (2/3) BOARD : IC807, 815, 816, 817 C813 C821 R903 :CHIP R911 µPD6376GS-E2 C852...
  • Page 42 A BOARD SCHEMATIC DIAGRAM (3 OF 3) KP- 43T90 / 48V90 / 53V90 / 61V90 A (3/3) BOARD : IC1902 SDA9588X R1937 D1905 R1944 1SS355 :CHIP YUVSW :CHIP C1920 R1928 :CHIP Q1602 B:1608 2SD601A R1619 R1927 :CHIP MAIN Y 2.2k :CHIP C1922 IC1902...
  • Page 43 KP- 43T90 / 48V90 / 53V90 / 61V90 A BOARD LOCATOR LIST TUNER, YCJ, SYSTEM CONTROL, AUDIO, PJED, REGI-CORRECTION, P in P, COMB FILTER [COMPONENT SIDE] (COMPONENT SIDE) ',2'( ,& 4 ( ' % ,& $ 4 & ' % ,& % 4...
  • Page 44 KP- 43T90 / 48V90 / 53V90 / 61V90 [CONDUCTOR SIDE] TUNER, YCJ, SYSTEM CONTROL, AUDIO, PJED, REGI-CORRECTION, P in P, COMB FILTER A BOARD LOCATOR LIST (CONDUCTOR SIDE) ',2'( 75$16,6725 — ' , 4 , ' , 4 + ' & 4 +...

  • Page 45: G Board

    KP- 43T90 / 48V90 / 53V90 / 61V90 G BOARD SCHEMATIC DIAGRAM CN1507 CN1508 CN1506 G BOARD WAVEFORMS CN1503 CN1504 CN1505 :S-MICRO :S-MICRO :S-MICRO :S-MICRO :S-MICRO :S-MICRO TO DY(R) TO DY(G) TO DY(B) TO DY(R) TO DY(G) TO DY(B) — IC1502 IC1506 STK392-150...
  • Page 46 KP- 43T90 / 48V90 / 53V90 / 61V90 [H/V, DY DRIVE, POWER SUPPLY] G BOARD LOCATION LIST ',2'( ' ) ' ' ' ) ' ' ' ) ' ' ' ( ' ' ' ) — ' ' ' ) ' &...

  • Page 47: Cg Board

    KP- 43T90 / 48V90 / 53V90 / 61V90 CG BOARD SCHEMATIC DIAGRAM — — — — — — — CG BOARD WAVEFORMS — 103Vp-p (H) — 133Vp-p (H) — 47 —...

  • Page 48: Cb Board

    KP- 43T90 / 48V90 / 53V90 / 61V90 [G DRIVE, VM DRIVE] CB BOARD SCHEMATIC DIAGRAM [B DRIVE] — — — — CB BOARD WAVEFORM — 136Vp-p (H) — 48 —...

  • Page 49: Cr Board

    KP- 43T90 / 48V90 / 53V90 / 61V90 CR BOARD SCHEMATIC DIAGRAM — — — CR BOARD WAVEFORM — 101Vp-p (H) — [R DRIVE] — 49 —...

  • Page 50: S Board

    KP- 43T90 / 48V90 / 53V90 / 61V90 [P in P, 3D COMB FILTER] HA BOARD SCHEMATIC DIAGRAM — — [FUNCTION KEY] — 50 —...

  • Page 51: Hb Board

    KP- 43T90 / 48V90 / 53V90 / 61V90 HB BOARD SCHEMATIC DIAGRAM — VIDEO INPUT AUD IO — — [VIDEO-2 INPUT, MENU CONTROL KEYS] HC BOARD SCHEMATIC DIAGRAM [REMOTE CONTROL RECEIVER] — 51 —...

  • Page 52: Semiconductors

    KP-43T90 / 48V90 / 53V90 / 61V90 5-5. SEMICONDUCTORS CXA2039M-T6 NJM7805FA UPC339C 2SA1175-HFE BA05T 2SA1309A 2SC2785-HFE 2SC3311A TOP VIEW 14pin TOP VIEW LETTER SIDE 24pin DM-58 Z8613012SSC-00TR Z8622912SSC-00TR NJM7905FA BH3868FS-E2 SDA9288XE MARKING SIDE VIEW TOP VIEW Mt (one side, both side)
  • Page 53 KP-43T90 / 48V90 / 53V90 / 61V90 5-5. SEMICONDUCTORS (continued) 11ES2 D1NL20U D1N20R D1NL20U CATHODE D2L20U MTZJ-10B MTZJ-13 MTZJ-15B MTZJ-2.7A ANODE MTZJ-3.9B MTZJ-4.7C MTZJ-5.1B D1NS6 MTZJ-7.5B EL1Z MTZJ-T-77-15B GP08DPKG23 MTZJ-T-77-18B RGP02-20EL-6394 MTZJ-T-77-24A RGP10GPKG23 MTZJ-T-77-5.6B RGP15J-6040G23 MTZJ-T-77-6.2B CATHODE MTZJ-T-77-8.2B CATHODE ANODE...

  • Page 54: Exploded Views

    KP-43T90 / 48V90 / 53V90 / 61V90 SECTION 6: EXPLODED VIEWS Components not identifi ed by a part number or The component parts of an assembly are indicated by Items marked with an asterisk are not stocked since description are not stocked because they are seldom the reference numbers in the far right column of the parts they are seldom required for routine service.

  • Page 55: Chassis (Kp-43T90)

    KP-43T90 / 48V90 / 53V90 / 61V90 NOTE: The components identifi ed by shading and mark are critical for safety. NOTE: Les composants identifi es per un trame et une marque sont critiques Replace only with part number specifi ed.

  • Page 56: Picture Tube (Kp-43T90)

    KP-43T90 / 48V90 / 53V90 / 61V90 NOTE: The components identifi ed by shading and mark are critical for safety. NOTE: Les composants identifi es per un trame et une marque sont critiques Replace only with part number specifi ed.

  • Page 57: Cover (Kp-48V90)

    KP-43T90 / 48V90 / 53V90 / 61V90 NOTE: The components identifi ed by shading and mark are critical for safety. NOTE: Les composants identifi es per un trame et une marque sont critiques Replace only with part number specifi ed.

  • Page 58: Chassis (Kp-48V90)

    KP-43T90 / 48V90 / 53V90 / 61V90 NOTE: The components identifi ed by shading and mark are critical for safety. NOTE: Les composants identifi es per un trame et une marque sont critiques Replace only with part number specifi ed.

  • Page 59: Picture Tube (Kp-48V90)

    KP-43T90 / 48V90 / 53V90 / 61V90 NOTE: The components identifi ed by shading and mark are critical for safety. NOTE: Les composants identifi es per un trame et une marque sont critiques Replace only with part number specifi ed.

  • Page 60: Cover (Kp-53V90)

    KP-43T90 / 48V90 / 53V90 / 61V90 NOTE: The components identifi ed by shading and mark are critical for safety. NOTE: Les composants identifi es per un trame et une marque sont critiques Replace only with part number specifi ed.

  • Page 61: Chassis (Kp-53V90)

    KP-43T90 / 48V90 / 53V90 / 61V90 NOTE: The components identifi ed by shading and mark are critical for safety. NOTE: Les composants identifi es per un trame et une marque sont critiques Replace only with part number specifi ed.

  • Page 62: Picture Tube (Kp-53V90)

    KP-43T90 / 48V90 / 53V90 / 61V90 NOTE: The components identifi ed by shading and mark are critical for safety. NOTE: Les composants identifi es per un trame et une marque sont critiques Replace only with part number specifi ed.

  • Page 64: Chassis (Kp-61V90)

    KP-43T90 / 48V90 / 53V90 / 61V90 NOTE: The components identifi ed by shading and mark are critical for safety. NOTE: Les composants identifi es per un trame et une marque sont critiques Replace only with part number specifi ed.

  • Page 65: Picture Tube (Kp-61V90)

    KP-43T90 / 48V90 / 53V90 / 61V90 NOTE: The components identifi ed by shading and mark are critical for safety. NOTE: Les composants identifi es per un trame et une marque sont critiques Replace only with part number specifi ed.

  • Page 66: Electrical Parts List

    KP- 43T90 / 48V90 / 53V90 / 61V90 SECTION 7: ELECTRICAL PARTS LIST NOTE: The components identifi ed by shading RESISTORS The components in this manual identifi ed by the following mark are critical for safety. Replace only symbol: indicate parts that have been carefully factory- •...
  • Page 67 KP- 43T90 / 48V90 / 53V90 / 61V90 REF.NO. PART NO. DESCRIPTION VALUES REF.NO. PART NO. DESCRIPTION VALUES C276 1-162-927-11 CERAMIC CHIP 100pF C325 1-126-964-11 ELECT 10µF C277 1-126-959-11 ELECT 0.47µF C326 1-104-664-11 ELECT 47µF C327 1-107-826-11 CERAMIC CHIP 0.1µF C279 1-126-959-11 ELECT...
  • Page 68 KP- 43T90 / 48V90 / 53V90 / 61V90 REF.NO. PART NO. DESCRIPTION VALUES REF.NO. PART NO. DESCRIPTION VALUES C850 1-104-664-11 ELECT 47µF C477 1-130-495-00 MYLAR 0.1µF C681 1-104-664-11 ELECT 47µF C851 1-164-156-11 CERAMIC CHIP 0.1µF C682 1-162-970-11 CERAMIC CHIP 0.01µF C852 1-104-664-11 ELECT...
  • Page 69 KP- 43T90 / 48V90 / 53V90 / 61V90 REF.NO. PART NO. DESCRIPTION VALUES REF.NO. PART NO. DESCRIPTION VALUES C902 1-162-910-11 CERAMIC CHIP 0.25pF 50V C959 1-164-156-11 CERAMIC CHIP 0.1µF C903 1-162-910-11 CERAMIC CHIP 0.25pF 50V C960 1-164-156-11 CERAMIC CHIP 0.1µF C904 1-162-910-11 CERAMIC CHIP...
  • Page 70 KP- 43T90 / 48V90 / 53V90 / 61V90 REF.NO. PART NO. DESCRIPTION VALUES REF.NO. PART NO. DESCRIPTION VALUES C1735 1-164-156-11 CERAMIC CHIP 0.1µF C1133 1-162-970-11 CERAMIC CHIP 0.01µF C1736 1-164-156-11 CERAMIC CHIP 0.1µF C1134 1-162-970-11 CERAMIC CHIP 0.01µF C1135 1-115-416-11 CERAMIC CHIP 0.001µF 5% C1737...
  • Page 71 KP- 43T90 / 48V90 / 53V90 / 61V90 REF.NO. PART NO. DESCRIPTION VALUES REF.NO. PART NO. DESCRIPTION VALUES C1912 1-107-826-11 CERAMIC CHIP 0.1µF DIODE C1914 1-162-970-11 CERAMIC CHIP 0.01µF D001 8-719-988-61 DIODE 1SS355TE-17 C1915 1-162-970-11 CERAMIC CHIP 0.01µF D002 8-719-988-61 DIODE 1SS355TE-17 C1916 1-107-826-11...
  • Page 72 KP- 43T90 / 48V90 / 53V90 / 61V90 REF.NO. PART NO. DESCRIPTION VALUES REF.NO. PART NO. DESCRIPTION VALUES D808 8-719-069-55 DIODE UDZSTE-175.6B FERRITE BEAD D809 8-719-988-61 DIODE 1SS355TE-17 FB001 1-414-234-22 FERRITE 0µH D810 8-719-988-61 DIODE 1SS355TE-17 FB151 1-414-234-22 FERRITE 0µH D816 8-719-988-61 DIODE 1SS355TE-17...
  • Page 73 KP- 43T90 / 48V90 / 53V90 / 61V90 REF.NO. PART NO. DESCRIPTION VALUES REF.NO. PART NO. DESCRIPTION VALUES FILTER IC1701 8-759-642-22 IC UPC29M05T-E2 IC1702 8-759-568-27 IC UPD424210LE-60-E2 FL1701 1-239-847-11 FILTER, LOW PASS IC1703 8-759-594-44 IC UPD64082GF-3BA FL1703 1-239-847-11 FILTER, LOW PASS IC1704 8-759-559-82 IC UPC29M33T-E1...
  • Page 74 KP- 43T90 / 48V90 / 53V90 / 61V90 NOTE: Les composants identifi es per un trame et une NOTE: The components identifi ed by shading marque sont critiques pour la securite. Ne les mark are critical for safety. Replace only remplacer que par une piece portant le numero specifi...
  • Page 75 KP- 43T90 / 48V90 / 53V90 / 61V90 REF.NO. PART NO. DESCRIPTION VALUES REF.NO. PART NO. DESCRIPTION VALUES Q814 8-729-120-28 TRANSISTOR 2SC2412K-T-146-QR Q1912 8-729-120-28 TRANSISTOR 2SC2412K-T-146-QR Q1102 8-729-120-28 TRANSISTOR 2SC2412K-T-146-QR Q1913 8-729-120-28 TRANSISTOR 2SC2412K-T-146-QR Q1106 8-729-120-28 TRANSISTOR 2SC2412K-T-146-QR Q1107 8-729-120-28 TRANSISTOR 2SC2412K-T-146-QR Q1914 8-729-026-49...
  • Page 76 KP- 43T90 / 48V90 / 53V90 / 61V90 REF.NO. PART NO. DESCRIPTION VALUES REF.NO. PART NO. DESCRIPTION VALUES R042 1-216-033-00 RES-CHIP 1/10W R094 1-216-113-00 RES-CHIP 470K 1/10W R043 1-216-057-00 RES-CHIP 2.2K 1/10W R044 1-216-121-11 RES-CHIP 1/10W R095 1-216-017-91 RES-CHIP 1/10W R045 1-216-097-11 RES-CHIP...
  • Page 77 KP- 43T90 / 48V90 / 53V90 / 61V90 REF.NO. PART NO. DESCRIPTION VALUES REF.NO. PART NO. DESCRIPTION VALUES R158 1-216-464-11 METAL OXIDE R300 1-216-033-00 RES-CHIP 1/10W R159 1-216-041-00 RES-CHIP 1/10W R301 1-216-033-00 RES-CHIP 1/10W R160 1-216-025-11 RES-CHIP 1/10W R302 1-216-049-11 RES-CHIP 1/10W R303...
  • Page 78 KP- 43T90 / 48V90 / 53V90 / 61V90 REF.NO. PART NO. DESCRIPTION VALUES REF.NO. PART NO. DESCRIPTION VALUES R345 1-216-049-11 RES-CHIP 1/10W R444 1-216-077-91 RES-CHIP 1/10W R445 1-216-079-00 RES-CHIP 1/10W R346 1-216-089-91 RES-CHIP 1/10W R446 1-216-085-91 RES-CHIP 1/10W R347 1-216-073-91 RES-CHIP 1/10W R348...
  • Page 79 KP- 43T90 / 48V90 / 53V90 / 61V90 REF.NO. PART NO. DESCRIPTION VALUES REF.NO. PART NO. DESCRIPTION VALUES R839 1-216-025-11 RES-CHIP 1/10W R894 1-216-033-00 RES-CHIP 1/10W R840 1-216-025-11 RES-CHIP 1/10W R895 1-216-025-11 RES-CHIP 1/10W R843 1-216-025-11 RES-CHIP 1/10W R896 1-216-121-11 RES-CHIP 1/10W R844...
  • Page 80 KP- 43T90 / 48V90 / 53V90 / 61V90 REF.NO. PART NO. DESCRIPTION VALUES REF.NO. PART NO. DESCRIPTION VALUES R951 1-216-053-00 RES-CHIP 1.5K 1/10W R1012 1-216-295-91 SHORT R952 1-216-049-11 RES-CHIP 1/10W R1013 1-216-295-91 SHORT R1014 1-216-295-91 SHORT R953 1-216-025-11 RES-CHIP 1/10W R1015 1-216-295-91 SHORT...
  • Page 81 KP- 43T90 / 48V90 / 53V90 / 61V90 REF.NO. PART NO. DESCRIPTION VALUES REF.NO. PART NO. DESCRIPTION VALUES R1151 1-216-105-91 RES-CHIP 220K 1/10W R1219 1-216-025-11 RES-CHIP 1/10W R1156 1-216-025-11 RES-CHIP 1/10W R1221 1-216-025-11 RES-CHIP 1/10W R1157 1-216-065-91 RES-CHIP 4.7K 1/10W R1222 1-216-295-91 SHORT...
  • Page 82 KP- 43T90 / 48V90 / 53V90 / 61V90 REF.NO. PART NO. DESCRIPTION VALUES REF.NO. PART NO. DESCRIPTION VALUES R1736 1-216-017-91 RES-CHIP 1/10W R1920 1-216-043-91 RES-CHIP 1/10W R1738 1-216-057-00 RES-CHIP 2.2K 1/10W R1921 1-216-017-91 RES-CHIP 1/10W R1922 1-216-049-11 RES-CHIP 1/10W R1739 1-216-045-00 RES-CHIP 1/10W...
  • Page 83 KP- 43T90 / 48V90 / 53V90 / 61V90 NOTE: Les composants identifi es per un trame et une NOTE: The components identifi ed by shading marque sont critiques pour la securite. Ne les mark are critical for safety. Replace only remplacer que par une piece portant le numero specifi...
  • Page 84 KP- 43T90 / 48V90 / 53V90 / 61V90 NOTE: Les composants identifi es per un trame et une NOTE: The components identifi ed by shading marque sont critiques pour la securite. Ne les mark are critical for safety. Replace only remplacer que par une piece portant le numero specifi...
  • Page 85 KP- 43T90 / 48V90 / 53V90 / 61V90 CG CB NOTE: Les composants identifi es per un trame et une NOTE: The components identifi ed by shading marque sont critiques pour la securite. Ne les mark are critical for safety. Replace only remplacer que par une piece portant le numero specifi...
  • Page 86 PART NO. DESCRIPTION VALUES REF.NO. PART NO. DESCRIPTION VALUES Q764 8-729-200-17 TRANSISTOR 2SA1091O-TPE2 RESISTOR * A-1316-475-A G BOARD, COMPLETE (KP-43T90) * A-1316-498-A G BOARD, COMPLETE (KP-48V90/61V90) R761 1-219-743-11 CARBON 1/2W * A-1316-499-A G BOARD, COMPLETE (KP-53V90) R762 1-260-132-11 CARBON 560K...
  • Page 87 KP- 43T90 / 48V90 / 53V90 / 61V90 NOTE: Les composants identifi es per un trame et une NOTE: The components identifi ed by shading marque sont critiques pour la securite. Ne les mark are critical for safety. Replace only remplacer que par une piece portant le numero specifi...
  • Page 88 KP- 43T90 / 48V90 / 53V90 / 61V90 NOTE: Les composants identifi es per un trame et une NOTE: The components identifi ed by shading marque sont critiques pour la securite. Ne les mark are critical for safety. Replace only remplacer que par une piece portant le numero specifi...
  • Page 89 KP- 43T90 / 48V90 / 53V90 / 61V90 NOTE: Les composants identifi es per un trame et une NOTE: The components identifi ed by shading marque sont critiques pour la securite. Ne les mark are critical for safety. Replace only remplacer que par une piece portant le numero specifi...
  • Page 90 KP- 43T90 / 48V90 / 53V90 / 61V90 NOTE: Les composants identifi es per un trame et une NOTE: The components identifi ed by shading marque sont critiques pour la securite. Ne les mark are critical for safety. Replace only remplacer que par une piece portant le numero specifi...
  • Page 91 KP- 43T90 / 48V90 / 53V90 / 61V90 A component identifi ed by this symbol indicates that it NOTE: The components identifi ed by shading has been carefully factory-selected to satisfy regulations mark are critical for safety. Replace only regarding X-ray radiation. Should replacement be required, with part number specifi...
  • Page 92 KP- 43T90 / 48V90 / 53V90 / 61V90 REF.NO. PART NO. DESCRIPTION VALUES REF.NO. PART NO. DESCRIPTION VALUES R658 1-249-429-11 CARBON 1/4W R1512 1-214-800-11 METAL 1/2W R659 1-215-446-00 METAL 1/4W R1513 1-215-421-00 METAL 1/4W R660 1-215-439-00 METAL 5.6K 1/4W R1514 1-215-433-00 METAL 3.3K...
  • Page 93 KP- 43T90 / 48V90 / 53V90 / 61V90 NOTE: Les composants identifi es per un trame et une NOTE: The components identifi ed by shading marque sont critiques pour la securite. Ne les mark are critical for safety. Replace only remplacer que par une piece portant le numero specifi...
  • Page 94 KP- 43T90 / 48V90 / 53V90 / 61V90 REF.NO. PART NO. DESCRIPTION VALUES REF.NO. PART NO. DESCRIPTION VALUES *A-1372-619-A HA BOARD, MOUNTED * A-1372-618-A HC BOARD, MOUNTED CONNECTOR CAPACITOR CN1202 1-564-517-11 PLUG,CONNECTOR C1291 1-126-791-11 ELECT 10µF CN1203 1-564-522-11 PLUG,CONNECTOR CONNECTOR DIODE CN1291 1-564-518-11...
  • Page 95 CN1252 1-564-517-11 PLUG,CONNECTOR 4-069-586-03 CUSHION, LOWER ASSY (KP-61V90) CN1253 1-564-526-11 PLUG,CONNECTOR 4-080-861-01 CUSHION, LOWER ASSY (KP-53V90) 4-080-867-01 CUSHION, LOWER ASSY (KP-43T90) DIODE D1251 8-719-110-17 DIODE MTZJ-T-77-10 4-069-525-02 CUSHION, UPPER ASSY (KP-48V90) D1252 8-719-110-17 DIODE MTZJ-T-77-10 4-069-585-02 CUSHION, UPPER ASSY (KP-61V90)
  • Page 96 5-4. FRAME SCHEMATIC DIAGRAM...
  • Page 97 KP- 43T90 / 48V90 / 53V90 / 61V90...
  • Page 98 — 39 —...
  • Page 100 A BOARD SCHEMATIC DIAGRAM (1 OF 3) TU151 — TU152 CN001 BTF-WA412 CN002 BTF-FA401 CN1702 MAIN TUNER SUB TUNER :S-MICRO :S-MICRO :S-MICRO TO HA:CN1203 TO HB:CN1253 TO ANT SW C152 C166 IC682 0.01 R157 C167 0.01 C159 PQ09RD11 R152 R161 R361 C156 0.0022...
  • Page 101 KP- 43T90 / 48V90 / 53V90 / 61V90 A (1/3) BOARD WAVEFORMS 1.0Vp-p (H) 1.5Vp-p (H) CN204 :S-MICRO TO CG:CN731 Q302 R352 D303 D302 2SD601A 1SS355 13.1 1SS355 FB2007 :CHIP FB209 MUTE FB206 :CHIP :CHIP Q303 Q301 :CHIP R347 2SD601A 2SB709A 2.4Vp-p (H) 1.2Vp-p (H)
  • Page 102 B CLK 1SS355 :CHIP AUDIO DISCHARGE :CHIP AGCATT D1131 D1132 R415 UDZS-10B UDZS-10B R425 R041 R074 R1134 STU H R023 :CHIP Q402 R1133 :CHIP 4.7k :CHIP :CHIP 470k I-2HSYNC O-AGCATT :CHIP 2SB709A 470k R042 R064 :CHIP R024 :CHIP Q401 :CHIP MTU H :CHIP OFF MUTE...
  • Page 103 D406 UDZ-22B R448 UDZ-22B CN402 D418 R430 D412 C463 :CHIP VOUT1 UDZ-22B UDZ-22B :B TO B-P :CHIP TO G:CN651 YIN1 R433 C462 R437 R440 R447 R452 (SENSOR) :CHIP :CHIP YOUT1 :CHIP :CHIP :CHIP R445 R455 R436 C470 C467 D419 :CHIP :CHIP D407 :CHIP...
  • Page 104 A BOARD SCHEMATIC DIAGRAM (2 OF 3) TO (1/3) D FOCUS — C810 C811 FB805 C850 D+5V BLM21A102SPT F:1608 D+5V C813 C821 R903 :CHIP R911 C852 C820 C812 :CHIP F:1608 F:1608 IC807 R957 BV DAC :CHIP — R859 A+5V :CHIP A+5V C851 C845...
  • Page 105 KP- 43T90 / 48V90 / 53V90 / 61V90 A (2/3) BOARD : IC807, 815, 816, 817 µPD6376GS-E2 C956 R957 R1001 L828 L835 0.0068 DIGUTAL ANALOG :FLR50 :EL0606 :CHIP :RN-CP B:1608 POWER SUPPLY POWER SUPPLY C888 C938 C909 C923 R994 0.0047 0.001 SYSTEM SYSTEM...
  • Page 106 — D-BV R941 R945 R912 3.3k 2.2k D-BH C872 :CHIP :CHIP :CHIP RE-YS R953 :CHIP D+5V Q806 CH:1608 2SD601A YM OR C862 B:1608 R919 3.3k R920 2.2k :CHIP :CHIP RE-YM X801 IC811 IC815 12MHz PST9143NL AT-49 RESET B DAC — R880 R943 :CHIP...
  • Page 107 R959 :RN-CP C958 C964 :CHIP F:1608 R968 R979 C901 :RN-CP :RN-CP CH:1608 R1011 IC820 NJM2068V :CHIP C913 C928 BH FILTER&BUFF F:1608 R998 L823 L830 :RN-CP :FLR50 :EL0606 C933 C951 R985 C900 C918 0.0047 R965 0.001 0.0068 C880 C877 R918 :RN-CP B:1608 B:1608 :RN-CP...
  • Page 108 A BOARD SCHEMATIC DIAGRAM (3 OF 3) D1905 R1937 1SS355 :CHIP YUVSW C1920 R1928 :CHIP Q1602 B:1608 R1927 2SD601A R1619 :CHIP MAIN Y 2.2k :CHIP C1922 — D1903 R1614 B:1608 Q1913 1SS355 R1911 2SD601A :CHIP IC1601 4.7k D1906 Z8622912SSC-00TR :CHIP 1SS355 MAIN V CHIP/CC.
  • Page 109 KP- 43T90 / 48V90 / 53V90 / 61V90 A (3/3) BOARD : IC1902 SDA9588X R1944 :CHIP IC1902 IC1904 SDA9588X CXA1315M-T4 C1938 C1947 PIP PROCESSOR X1903 D/A CONV. 0.01 CH:1608 20.25MHz B:1608 Y/VID FULL REFM C1918 R1954 C1946 C1915 :CHIP CH:1608 0.01 B:1608 DVD SW2...
  • Page 110 C1743 F:1608 FB1715 R1733 R1734 R1714 R1731 R1732 HM601 Q1711 2.2k R1735 5.6k :CHIP 2SD601A F:1608 :RN-CP :CHIP :CHIP C1722 :CHIP :RN-CP Q1712 BUFF :RN-CP 2SD601A Q1713 VIDEO Y-BUFF F:1608 R1739 2SD601A :CHIP FB1710 R1736 HM601 R1738 R1740 :CHIP C1747 2.2k R1742 :CHIP...
  • Page 111 C IN Y IN DVD SW DVD SW C1939 0.01 DVD SW B:1608 A (3/3) BOARD : IC1904 CXA1315M-T4 LEVEL CONVERTION LATCH LEVEL CONVERTION LEVEL CONVERTION C DECODER POWER RESET LATCH LATCH LATCH LATCH LATCH (P IN P,COMB FILTER) 9-965-907-01<RA3B> A P3...
  • Page 112 G BOARD SCHEMATIC DIAGRAM CN1503 CN1504 CN1505 :S-MICRO :S-MICRO :S-MICRO — TO DY(R) TO DY(G) TO DY(B) IC1502 IC1506 STK392-150 STK392-150 SUB DY-DRIVE SUB DY-DRIVE R1593 R1597 R1595 Ch.3 Ch.2 Ch.1 Pre. Pre. Ch.3 Ch.2 Ch.1 Pre. Pre. R1594 SUB. SUB.
  • Page 113 KP- 43T90 / 48V90 / 53V90 / 61V90 CN1507 CN1508 CN1506 G BOARD WAVEFORMS :S-MICRO :S-MICRO :S-MICRO TO DY(R) TO DY(G) TO DY(B) IC1509 LA78045 V OUT 12.5Vp-p (H) 18.5Vp-p (H) 14.5Vp-p (H) R1587 R1588 R1589 R1590 R1591 R1592 C1557 Q1505 R1585 2SC3311A...
  • Page 114 — 0.82 FB655 1.8k 1/2W 125V 125V Q502 137.4 0.45UH R537 TP11V 2SD2578-RF -0.1 L653 H.OUT R619 C651 R653 D603 R612 330p FB656 R506 C620 7.5MM 135V D4SB60L-F R610 R611 0.68 500V 0.45UH :LHL08 1.8k R535 220k 220k T501 AC RECT 1/2W :MPS C657...
  • Page 115 680p 1/2W R537 R556 R563 R597 :FPRD 0.47 1/2W :FPRD 220k L505 C546 C542 R566 2.2mmH HV BLOCK 470p 250V :LHL08 D534 +200V C531 T502 C557 C527 C538 500V R590 C533 RGP10G 220k 0.001 0.0047 0.0047 100V 200V-RECT 250V 100V 1/2W CN505 630V...

  • Page 117: Schematic Diagrams

    PRINTING THE SERVICE MANUAL The PDF of this service manual is not designed to be printed from cover to cover. The pages vary in size, and must therefore be printed in sections based on page dimensions. NON-SCHEMATIC PAGES Data that does NOT INCLUDE schematic diagrams are formatted to 8.5 x 11 inches and can be printed on standard letter-size and/or A4-sized paper. SCHEMATIC DIAGRAMS The schematic diagram pages are provided in two ways, full size and tiled.
  • Page 118 ON-SCREEN SEARCH OPTION All of the text within the service manual PDF is content searchable. This means that you can enter any text, word, phrase or reference number that appears in the manual, and the PDF software will search, fi nd and move the cursor to the location where you requested text fi rst appears. This feature can be particularly useful in locating components on a specifi...

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