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HISTORY INFORMATION FOR THE FOLLOWING MANUAL:

SERVICE MANUAL

MODEL NAME
KF-42E200A
KF-42E201A
KF-50E200A
KF-50E201A
ORIGINAL MANUAL ISSUE DATE: 8/2006
REVISION DATE
SUBJECT
8/2006
No revisions or updates are applicable at this time.
9-883-719-01
REMOTE COMMANDER
RM-YD010
RM-YD010
RM-YD010
RM-YD010
LCD PROJECTION TELEVISION
LA-4
DESTINATION
CANADA
MEXICO
CANADA
MEXICO
CHASSIS

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Table of Contents

   Summary of Contents for Sony KF-42E200A

  • Page 1: Service Manual

    HISTORY INFORMATION FOR THE FOLLOWING MANUAL: LA-4 SERVICE MANUAL CHASSIS MODEL NAME REMOTE COMMANDER DESTINATION KF-42E200A RM-YD010 CANADA KF-42E201A RM-YD010 MEXICO KF-50E200A RM-YD010 CANADA KF-50E201A RM-YD010 MEXICO ORIGINAL MANUAL ISSUE DATE: 8/2006 REVISION DATE SUBJECT 8/2006 No revisions or updates are applicable at this time.
  • Page 2 Self Diagnosis Supported model LA-4 SERVICE MANUAL CHASSIS MODEL NAME REMOTE COMMANDER DESTINATION KF-42E200A RM-YD010 CANADA KF-42E201A RM-YD010 MEXICO KF-50E200A RM-YD010 CANADA KF-50E201A RM-YD010 MEXICO KF-42E200A RM-YD010 LCD PROJECTION TELEVISION 9-883-719-01...
  • Page 3: Table Of Contents

    KF-42E200A/42E201A/50E200A/50E201A TABLE OF CONTENTS SECTION TITLE PAGE SECTION TITLE PAGE Specifi cations ................. 4 3-4. Schematics and Supporting Information ......42 Warnings and Cautions ..............6 A Board Schematic Diagram ..........42 Safety Check-Out ................7 B2 Board Schematic Diagram (1 of 7) ......... 44 Self-Diagnostic Function ..............
  • Page 4: Specifi Cations

    WEGA, Grand WEGA, WEGA GATE, Steady Sound, Macintosh is a trademark licensed to Apple Computer, Inc., Digital Reality Creation and CineMotion registered in the U.S.A and other countries. are registered trademarks of Sony Corporation. Design and specifi cations are subject to change without notice. KF-42E200A/42E201A/50E200A/50E201A...
  • Page 5 Television system American TV standard, NTSC Channel coverage Terrestrial 2-69/ Cable TV: 2-125 (analog) Screen Size (measured diagonally) 42 inches (KF-42E200A/42E201A Only) 50 inches (KF-50E200A/50E201A Only) Antenna 75-ohm external antenna terminal for VHF/UHF Projection System 3 LCD Panels, 1 lens projection system LCD Panel 0.73 inch TFT LCD panel...
  • Page 6: 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 7: Safety Check-out

    KF-42E200A/42E201A/50E200A/50E201A SAFETY CHECK-OUT The AC leakage from any exposed metal part to earth ground and After correcting the original service problem, perform the following from all exposed metal parts to any exposed metal part having a safety checks before releasing the set to the customer: return to chassis, must not exceed 0.5 mA (500 microamperes).
  • Page 8: Self-diagnostic Function

    KF-42E200A/42E201A/50E200A/50E201A Self Diagnosis SELF-DIAGNOSTIC FUNCTION Supported model The units in this manual contain a self-diagnostic function. If an error occurs, the POWER/STANDBY 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 POWER/STANDBY fl ash indicators is listed in the instruction manual for the user’s knowledge and reference.
  • Page 9 "0" is displayed when no error has been detected LAMP_DRIVER LowB-ERROR D_OVP 101 : Name: KF-42E200A Serial: XXXXXXX NOTE: To refresh the Self Check menu when all the items are not displayed, press JUMP on the Remote Commander. 3. Proceed to Viewing the Self-Diagnostic Errors. KF-42E200A/42E201A/50E200A/50E201A...
  • Page 10 KF-42E200A/42E201A/50E200A/50E201A CLEARING THE SELF-DIAGNOSTIC SCREEN The self-diagnostic results displayed on the screen are not cleared automatically, therefore you should always check the self-diagnostic screen during repairs. When you have completed the repairs, clear the self-diagnostic screen to reset the results to “0”.
  • Page 11 KF-42E200A/42E201A/50E200A/50E201A SELF-DIAGNOSTIC BLOCK DIAGRAM G BOARD B2 BOARD CN6800 FAN 1 CN6805 FAN 2 IC3002 TV Micro-computer CN6801 FAN 3 CN6802 CN3002 CN6904 LB-ERROR 10.5V FAN 4 I_FAN_PROT S2 BOARD D_OVP IC160 TEMP I 2 C I 2 C SENSOR...
  • Page 12: Exiting Service Mode

    KF-42E200A/42E201A/50E200A/50E201A READING LAMP AND PANEL TIME When replacing the lamp, use the following to reset the lamp time. The TV_Micro menu of the Service Menu displays the current lamp and 1. If the Self-Diagnostic screen is already displayed, proceed to step 4.
  • Page 13: Section 1: Disassembly

    KF-42E200A/42E201A/50E200A/50E201A SECTION 1: DISASSEMBLY 1-1. OVERVIEW TOOLS NEEDED Long Phillips Screwdriver Needle Nose Pliers Small Flathead Screwdriver or Jewelers Screwdriver The connectors in this chassis have been redesigned to ensure they are securely fasten to the boards. Please review the illustra- tions below.
  • Page 14: Rear Cover Removal

    KF-42E200A/42E201A/50E200A/50E201A 1-2. REAR COVER REMOVAL Pull down the claw to release the Lamp Door Remove the Lamp Door Remove 11 screws (+BVTP2 4X16) (42” models), 13 screws (+BVTP2 4X16) (50” models), to remove the Rear Cover Lamp door NOTE: The USB connector...
  • Page 15: Chassis Removal And Service Position

    KF-42E200A/42E201A/50E200A/50E201A 1-3. CHASSIS REMOVAL AND SERVICE POSITION Remove 2 screws to release the Left Stay Disconnect CN8400 from U Board Disconnect CN2500 from K Board Release wires from purse locks Gently pull chassis out towards the right of the TV to access connectors on B2 Block Assembly.
  • Page 16: B2 Block Assembly, A Block Assembly, Antenna, U Board And K Board Removal

    KF-42E200A/42E201A/50E200A/50E201A 1-5. B2 BLOCK ASSEMBLY, A BLOCK ASSEMBLY, ANTENNA, U BOARD AND K BOARD REMOVAL Remove 6 screws and 2 hexagon washers to release the Terminal Bracket from the U Board. On the U Board, disconnect CN8400 then using a fl at...
  • Page 17: Lamp Block Assembly And Optical Block Removal

    KF-42E200A/42E201A/50E200A/50E201A 1-6. LAMP BLOCK ASSEMBLY AND OPTICAL BLOCK REMOVAL Note: Remove the Lamp door and Lamp before removing the Lamp Block Assembly (See “Replacing the Lamp” in the Appendix section of this service manual.) Remove 2 screws to release the Right Stay.
  • Page 18: Lamp Connector And T2 Board Removal

    KF-42E200A/42E201A/50E200A/50E201A 1-6-1. LAMP CONNECTOR AND T2 BOARD REMOVAL Pull retaining clip outward to release and drop the high voltage connector and the T2 Bracket. Separate the HV Connector from the bracket Remove 1 screw to release the T2 Board. KF-42E200A/42E201A/50E200A/50E201A...
  • Page 19: Lamp Driver Fan Removal

    KF-42E200A/42E201A/50E200A/50E201A 1-6-2. LAMP DRIVER FAN REMOVAL From the inside of the assembly, release the 3 claws securing the fan duct, then remove the fan duct by grasping as shown. Remove 1 screw. Release 3 clips to detach cover. Remove Fan.
  • Page 20: Hc Board Removal

    KF-42E200A/42E201A/50E200A/50E201A 1-7. HC BOARD REMOVAL Remove 2 screws to detach the H2 Bracket. Disconnect connector. Remove 2 screws. 1-8. HA BOARD AND HB BOARD REMOVAL Remove 2 screws from inside the front panel. Using a screwdriver, gently push through the hole to release the speaker grill.
  • Page 21: Screen Frame Assebmly And Speaker Removal

    KF-42E200A/42E201A/50E200A/50E201A 1-9. SCREEN FRAME ASSEBMLY AND SPEAKER REMOVAL CAUTION: When removing the Screen Frame Assembly be sure to clean the Mirror and Diffusion Plate(s) to remove any dust particles. Release the wire harness from the purse locks. Disconnect the CN2500 from the K Board.
  • Page 22: Mirror Assembly And Mirror Cover Assembly Removal

    KF-42E200A/42E201A/50E200A/50E201A 1-10. MIRROR ASSEMBLY AND MIRROR COVER ASSEMBLY REMOVAL CAUTION: When removing the Mirror Cover Assembly be sure to clean the Mirror and Diffusion Plate(s) to remove any dust particles. Remove 4 screws to release the 2 top mirror brackets.
  • Page 23: Wire Dressing

    KF-42E200A/42E201A/50E200A/50E201A WIRE DRESSING BALLAST WIRE DRESSING “Top” Lead Dress Lamp Driver Leads as shown below to wire holders. Dress "Bottom" Lamp Driver Lead as shown to wire holder on Duct Block Assy “Bottom” Lead 1-910-024-31 Connector Assy should be After Installing Duct Block assy to dressed around Heat Sink and around Duct Optical Block Dress “TOP”...
  • Page 24 KF-42E200A/42E201A/50E200A/50E201A BALLAST WIRE DRESSING (CONTINUED) 1-910-024-31 Connector Assy should be dressed around Heat Sink and around Duct Block Cover as shown above. KF-42E200A/42E201A/50E200A/50E201A...
  • Page 25 KF-42E200A/42E201A/50E200A/50E201A C BLOCK WIRE DRESSING Dress 15P CN9000 [C] LVDS Connector and Fan Connector to Purse Lock on [C] Shield Install Conn Assy 1-910-024-21 to "FAN1" Route Optical Block Fan Optical Block Fan. to Wire Holder to avoid being “Pinched” when [G]...
  • Page 26 KF-42E200A/42E201A/50E200A/50E201A CHASSIS WIRE DRESSING Dress [B] Block Fan and [K] Board Connector Assy to Purse Lock on [B] Block as shown above. Dress the following DUCT BLOCK ASSEMBLY WIRE DRESSING Connector Assys to Wire Holder on Bottom Block: 1. 1-910-024-29 2.
  • Page 27 KF-42E200A/42E201A/50E200A/50E201A G BOARD WIRE DRESSING G-Board Wire Pin Holders Instructions. There are (3) wire pin Holders on the [G] board. See below to see which wires are dressed to each wire pin holder 1. LVDS and 8P CN6009[G] 2. LVDS, 8P CN6009, and 7P CN3004[B] 3.
  • Page 28 KF-42E200A/42E201A/50E200A/50E201A OPTICAL BLOCK ASSEMBLY WIRE DRESSING ROUTE IRS CONNECTOR AS SHOWN APPLY HIMELONE TAPE TO SECURE IRIS CON- NECTOR AS SHOWN ABOVE. APPLY TAPE SO THAT THE CONNECTOR ASSEM- BLY WILL NOT BE IN SHADED AREA ABOVE. IF CONNECTOR ASSEMBLY IS IN THE SHADED...
  • Page 29 KF-42E200A/42E201A/50E200A/50E201A OPTICAL BLOCK ASSEMBLY LIGHTNING GROUND POSITION 1-910-016-90 x Secure Ring Terminal of 1-910-016-90 to G-Block as shown above. x Install Faston Terminal to Antenna Switch. Note: Orientation of ring terminal should be towards the top of the set. KF-42E200A/42E201A/50E200A/50E201A...
  • Page 30 KF-42E200A/42E201A/50E200A/50E201A SPEAKER GRILL WIRE DRESSING See above for Connector Assy Routing of CN110 [HB] See above for Connector Assy Routing of CN100 [HA] KF-42E200A/42E201A/50E200A/50E201A...
  • Page 31 KF-42E200A/42E201A/50E200A/50E201A SPEAKER GRILL WIRE DRESSING (CONTINUED) When routing HA/HB Connector Assy through Wire Holder Dress HA/HB Connector Assy to Wire holder as shown above. “RED” tape should be approximately in the position shown above. KF-42E200A/42E201A/50E200A/50E201A...
  • Page 32 KF-42E200A/42E201A/50E200A/50E201A SPEAKER WIRE DRESSING Dress Positive Tab of Speaker wire around speaker bracket and then Himelon Tape should be installed to secure the wire as shown. Tape should wrap around bracket as shown to the right and securely hold the speaker wire so that it does not move once Wire Should be pulled so that there is no excess wire.
  • Page 33 KF-42E200A/42E201A/50E200A/50E201A SPEAKER WIRE DRESSING (CONTINUED) On “Left” Speaker Secure Speaker wire as shown below using 265206401 TAPE, HIMELON (20X40) Note: PCN MB607734 Shows different Tape position please disregard that location and use above Speaker Bracket must be secured following the above Screw Order.
  • Page 34 KF-42E200A/42E201A/50E200A/50E201A RIGHT SPEAKER WIRE DRESSING KF-42E200A/42E201A/50E200A/50E201A...
  • Page 35 KF-42E200A/42E201A/50E200A/50E201A LEFT SPEAKER WIRE DRESSING KF-42E200A/42E201A/50E200A/50E201A...
  • Page 36: Section 2: Circuit Adjustments

    KF-42E200A/42E201A/50E200A/50E201A SECTION 2: CIRCUIT ADJUSTMENTS 2-1. USING THE REMOTE COMMANDER Item Number Data Value FOR ELECTRICAL ADJUSTMENTS To adjust various set features, use the Remote Commander to put the Category Service VERSION SERVICE set into service mode to display the service menu categories.
  • Page 37: Exiting Service Mode

    KF-42E200A/42E201A/50E200A/50E201A SERVICE MENUS 2-4. VERIFYING SERVICE DATA CHANGES (CATEGORIES ONLY) 1. After completing all adjustments turn the set off with the Remote Commander and WAIT for the fans to turn off before proceeding to 79 0,&52 the next step. 9(56,21 $5 Note: It may take up to two minutes for the fans to stop.
  • Page 38: Iris Adjustments

    KF-42E200A/42E201A/50E200A/50E201A 2-6. IRIS ADJUSTMENTS Use the following instructions to adjust the IRIS after replacing either of the following: Optical Block Assembly B Block Assembly 1. Access Service Adjustment Mode. 2. Press until the IRIS_ADJ category displays. 3. Press until the AUTO (7) item displays.
  • Page 39: Section 3: Diagrams

    KF-42E200A/42E201A/50E200A/50E201A SECTION 3: DIAGRAMS 3-1. CIRCUIT BOARDS LOCATION The C Board is part of the Optics Unit Block Assembly and cannot be ordered separately Power Supply Block 3-2. PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS INFORMATION All capacitors are in µF unless otherwise noted. pF : µµF 50WV or All voltages are in V.
  • Page 40 KF-42E200A/42E201A/50E200A/50E201A REFERENCE INFORMATION Terminal name of semiconductors in silk screen printed circuit ( RESISTOR : RN METAL FILM Circuit Device Printed symbol Terminal name Collector : RC SOLID Transistor : FPRD NONFLAMMABLE CARBON Emitter Base : FUSE NONFLAMMABLE FUSIBLE Collector...
  • Page 41: Signal Flow Block Diagram

    KF-42E200A/42E201A/50E200A/50E201A 3-3. SIGNAL FLOW BLOCK DIAGRAM o V i n ol Y bP / r RGB L DS L DS O y l o f r TV m i r c U o i l B s / I F...
  • Page 42: Schematics And Supporting Information

    KF-42E200A/42E201A/50E200A/50E201A 3-4. SCHEMATICS AND SUPPORTING INFORMATION A BOARD SCHEMATIC DIAGRAM Due to the complexity of this board, performing component level fi eld repairs is not recommended. If service is required, complete block assembly replacement is the preferred repair method. R1034...
  • Page 43 KF-42E200A/42E201A/50E200A/50E201A Due to the complexity of this board, performing component level fi eld repairs is not recommended. If service is required, complete block assembly replacement is the preferred repair method. [TUNER] [TUNER] COMPONENT SIDE CONDUCTOR SIDE 1-869-670-11 A-1168- 361-A (172753811)
  • Page 44: B2 Board Schematic Diagram (1 Of 7)

    KF-42E200A/42E201A/50E200A/50E201A B2 BOARD SCHEMATIC DIAGRAM (1 OF 7) Due to the complexity of this board, performing component level fi eld repairs is not recommended. If service is required, complete block assembly replacement is the preferred repair method. TIMER_LED_IS_REVERSED_ON_HB TO HA BOARD...
  • Page 45: B2 Board Schematic Diagram (2 Of 7)

    KF-42E200A/42E201A/50E200A/50E201A B2 BOARD SCHEMATIC DIAGRAM (2 OF 7) Due to the complexity of this board, performing component level fi eld repairs is not recommended. If service is required, complete block assembly replacement is the preferred repair method. FB3607 L3203 R3234...
  • Page 46: B2 Board Schematic Diagram (3 Of 7)

    KF-42E200A/42E201A/50E200A/50E201A B2 BOARD SCHEMATIC DIAGRAM (3 OF 7) Due to the complexity of this board, performing component level fi eld repairs is not recommended. If service is required, complete block assembly replacement is the preferred repair method. VIDEO APL DETECT...
  • Page 47: B2 Board Schematic Diagram (4 Of 7)

    KF-42E200A/42E201A/50E200A/50E201A B2 BOARD SCHEMATIC DIAGRAM (4 OF 7) Due to the complexity of this board, performing component level fi eld repairs is not recommended. If service is required, complete block assembly replacement is the preferred repair method. — — R3526...
  • Page 48: B2 Board Schematic Diagram (5 Of 7)

    KF-42E200A/42E201A/50E200A/50E201A B2 BOARD SCHEMATIC DIAGRAM (5 OF 7) Due to the complexity of this board, performing component level fi eld repairs is not recommended. If service is required, complete block assembly replacement is the preferred repair method. R3747 Q3603 2SC3052EF-T1-LEF...
  • Page 49: B2 Board Schematic Diagram (6 Of 7)

    KF-42E200A/42E201A/50E200A/50E201A B2 BOARD SCHEMATIC DIAGRAM (6 OF 7) Due to the complexity of this board, performing component level fi eld repairs is not recommended. If service is required, complete block assembly replacement is the preferred repair method. 1005 I2C-TU0 6.3V 0 .
  • Page 50: B2 Board Schematic Diagram (7 Of 7)

    KF-42E200A/42E201A/50E200A/50E201A B2 BOARD SCHEMATIC DIAGRAM (7 OF 7) Due to the complexity of this board, performing component level fi eld repairs is not recommended. If service is required, complete block assembly replacement is the preferred repair method. HDMI/NTSC_AUDIO — LEFT...
  • Page 51 KF-42E200A/42E201A/50E200A/50E201A Due to the complexity of this board, performing component level fi eld repairs is not recommended. If service is required, complete block assembly replacement is the preferred repair method. [SAIPH, CCP-XA, HELIOS, DCP/LVDS, HDMI, POWER AND TUNER CONNECTIONS, FE I/F AND AUDIO SWITCHING, AUDIO]...
  • Page 52: G Board Schematic Diagram (1 Of 2)

    KF-42E200A/42E201A/50E200A/50E201A G BOARD SCHEMATIC DIAGRAM (1 OF 2) CN6013 — C6279 C6280 2200p 2200p 250V 250V D6000 D4SB60L C6002 CAM603 R6246 4700p 250V — 8.2M SG6000 1/2W C6003 JL6008 4700p 250V CAM600 R6098 R6016 D6032 0 . 1 470k C6077...
  • Page 53: G Board Schematic Diagram (2 Of 2)

    KF-42E200A/42E201A/50E200A/50E201A G BOARD SCHEMATIC DIAGRAM (2 OF 2) ANT_SW1 LAMP_SEL RN-CP — RN-CP FAN1-POW 1/10W 1/10W R6892 R6894 BA00BC0WT-V5 IC6800 R6854 100k R6891 IC6804 CXA1875AM-T4 R6808 1/10W FB6800 RN-CP 1/10W D/A CONVERTER 220k 1/10W RN-CP RN-CP TO B BOARD 0 . 0 FAN1-REG 0.5%...
  • Page 54 KF-42E200A/42E201A/50E200A/50E201A [MAIN POWER SUPPLY, FAN CONTROL] COMPONENT SIDE G BOARD LOCATOR LIST COMPONENT SIDE ',2'( ,& 75$16,6725 100W/120W FAN1-POW CN6800 FAN1-PROT IC6801 IC6803 ' ,& 4 CN6803 C6815 C6808 C6819 A-1161- C6802 C6813 ' ,& 4 C6803 IC6800 R6821 JL6032...
  • Page 55 KF-42E200A/42E201A/50E200A/50E201A [MAIN POWER SUPPLY, FAN CONTROL] CONDUCTOR SIDE G BOARD LOCATOR LIST CONDUCTOR SIDE ',2'( ,& 75$16,6725 ' ,& 4 R6803 ' ,& 4 IC6800 JL6816 JL6814 JL6803 D6804 JL6801 JL6815 D6806 CN6802 R6809 JL6802 JL6804 ' ,& 4 JL6809...
  • Page 56: Ha Board Schematic Diagram

    KF-42E200A/42E201A/50E200A/50E201A HA BOARD SCHEMATIC DIAGRAM S100 S101 S102 S103 S104 S105 — R100 R101 R102 R103 R104 1 . 8 k 3 . 9 k 1/10W 1/10W 1/10W 1/10W 1/10W RN-CP RN-CP RN-CP RN-CP RN-CP 0.5% 0.5% 0.5% 0.5% 0.5% —...
  • Page 57 KF-42E200A/42E201A/50E200A/50E201A [USER CONTROL] COMPONENT SIDE A-1177- 119-A VDR100 D101 1-870-206-11 D100 C100 (172736011) S101 S103 S104 S100 CN100 R103 R101 R100 R102 R104 VOL+ S102 S105 VOL- VIDEO INPUT MENU [USER CONTROL] CONDUCTOR SIDE 1-870-206-11 PF LP (172736011) MENU VIDEO INPUT...
  • Page 58: Hb Board Schematic Diagram

    KF-42E200A/42E201A/50E200A/50E201A HB BOARD SCHEMATIC DIAGRAM TIMER (RED + GREEN) STBY_RED POWER_GREEN — C119 D113 0 . 1 D115 SML-020MVT-T86 SML-020MVT-T86 1608 R124 R133 R125 1/10W 1/10W 1/10W RN-CP RN-CP RN-CP 0.5% R130 R122 R127 Q111 Q113 Q110 1/10W 1/10W 1/10W R137 —...
  • Page 59 KF-42E200A/42E201A/50E200A/50E201A [SIRCS P-ON] COMPONENT SIDE C114 C115 R112 C111 C112 C116 C117 R115 CN110 R138 D112 R111 A-1177- 120-A C119 R121 R127 R126 C118 R136 R125 Q114 Q111 R130 D113 R134 R123 C113 R124 Q110 (172736011) Q113 D115 1-870-207-11 [SIRCS P-ON]...
  • Page 60: Hc Board Schematic Diagram

    KF-42E200A/42E201A/50E200A/50E201A HC BOARD SCHEMATIC DIAGRAM J180 VD182 — VD186 VD181 — VD187 — VD180 VD188 CN180 — COMP_DET D183 R186 UDZSTE-173.9B V2_V CHIP V2_L V2_R R185 — COMP2_CR CHIP R187 R188 R182 COMP2-CB 1/10W 1/10W 1/10W C184 RN-CP RN-CP RN-CP 0.5%...
  • Page 61 KF-42E200A/42E201A/50E200A/50E201A [VIDEO, HD, DVD INPUT] COMPONENT SIDE A-1161- R181 R184 C182 597-A R180 R183 VD183 C181 VD182 1-869-542-11 J180 VD187 VD181 J181 D181 CN180 (172753911) VD188 VD180 R187 VD186 R185 R188 VD184 C180 C184 C183 CN181 COMP-DET [VIDEO, HD, DVD INPUT]...
  • Page 62: K Board Schematic Diagram

    KF-42E200A/42E201A/50E200A/50E201A K BOARD SCHEMATIC DIAGRAM — 1 0 . 4 MC2836 D2508 R2527 D2509 4 . 7 k MC2836 1/10W 1608 — Q2504 2SA1235TP-1EF C2528 MUTE 1 0 . 2 1000 R2528 - 0 . 3 4 . 7 k...
  • Page 63 KF-42E200A/42E201A/50E200A/50E201A [AUDIO OUT] COMPONENT SIDE KF-42E200A/42E201A/50E200A/50E201A...
  • Page 64 KF-42E200A/42E201A/50E200A/50E201A [AUDIO OUT] CONDUCTOR SIDE CN2500 C2520 R2520 A2500 R2518 C2511 C2517 C2506 CN2501 C2519 C2512 C2515 C2514 R2500 R2529 R2503 D2509 R2531 C2505 R2530 C2504 FB2500 C2508 Q2501 CN2502 R2532 C2509 FB2501 R2504 R2517 R2524 C2525 IC2500 KF-42E200A/42E201A/50E200A/50E201A...
  • Page 65: S2 Board Schematic Diagram

    KF-42E200A/42E201A/50E200A/50E201A S2 BOARD SCHEMATIC DIAGRAM TO G BOARD CN6804 CN160 R161 1/10W RN-CP SCL_TV R162 ² LM75BIM-5/NOPB 1/10W IC160 SDA_TV RN-CP SET_5V R166 C162 C163 C161 C160 0 . 1 CHIP 1608 1608 1608 1608 ² R167 R165 & RN-CP Lamp temp detection ²...
  • Page 66 KF-42E200A/42E201A/50E200A/50E201A [LAMP TEMPERATURE DETECTION] COMPONENT SIDE C161 R166 C160 R163 R161 IC160 IC160 R164 R167 R168 (172736011) 1-870-208-11 CN160 KF-42E200A/42E201A/50E200A/50E201A...
  • Page 67 KF-42E200A/42E201A/50E200A/50E201A [LAMP TEMPERATURE DETECTION] CONDUCTOR SIDE PF LP 121-A A-1177- KF-42E200A/42E201A/50E200A/50E201A...
  • Page 68: T1 Board Schematic Diagram

    KF-42E200A/42E201A/50E200A/50E201A T1 BOARD SCHEMATIC DIAGRAM LAMP_COV S150 ² CN150 Lamp door detection TO G BOARD CN6804 A-1177-122-A <LA4>T1 T2 BOARD SCHEMATIC DIAGRAM LAMP_POS S155 ² CN155 Lamp connector detection TO G BOARD CN6804 A-1177-123-A <LA4>T2 KF-42E200A/42E201A/50E200A/50E201A...
  • Page 69 KF-42E200A/42E201A/50E200A/50E201A [LAMP DOOR DETECTION] COMPONENT SIDE 1-870-209-11 S150 (172736011) KF-42E200A/42E201A/50E200A/50E201A...
  • Page 70 KF-42E200A/42E201A/50E200A/50E201A [LAMP DOOR DETECTION] CONDUCTOR SIDE 1-870-209-11 (172736011) PF LP 122-A A-1177- KF-42E200A/42E201A/50E200A/50E201A...
  • Page 71 KF-42E200A/42E201A/50E200A/50E201A [LAMP CONNECTOR DETECTION] COMPONENT SIDE 1-870-210-11 (172736011) KF-42E200A/42E201A/50E200A/50E201A...
  • Page 72 KF-42E200A/42E201A/50E200A/50E201A [LAMP CONNECTOR DETECTION] CONDUCTOR SIDE 1-870-210-11 (172736011) A-1177- 123-A KF-42E200A/42E201A/50E200A/50E201A...
  • Page 73: U Board Schematic Diagram

    KF-42E200A/42E201A/50E200A/50E201A U BOARD SCHEMATIC DIAGRAM U BOARD WAVEFORMS — C8436 D8418 UDZSTE-175.6B B 2012 R8482 R8544 R8545 1/10W 1/10W 1/10W C,CV/Y/PCHV RN-CP RN-CP RN-CP L8401 0.5% 0.5% 0.5% C,CV/Y/PCHV 10uH C8443 C8442 0 . 1 1.21V p-p (H) 1.2 Vp-p (H) D8417 1.3 Vp-p (H)
  • Page 74 KF-42E200A/42E201A/50E200A/50E201A [AUDIO/VIDEO SW, I/O JACKS] [AUDIO/VIDEO SW, I/O JACKS] COMPONENT SIDE CONDUCTOR SIDE J8400 C8434 D8416 R8479 R8552 C8433 R8477 D8418 R8543 R8483 R8486 C8432 C8477 TU-BR D8401 TU-BL R8476 C8431 R8502 TU-BV R8615 R8616 C8404 R8499 R8560 R8475 VD8416...
  • Page 75: Semiconductors

    KF-42E200A/42E201A/50E200A/50E201A 3-5. SEMICONDUCTORS 1SS184 PQ30RV11 P6SMB39AT3 D5LC20U-4012 LM75BIM-5/NOPB M24C02-WMN6T(B) MARKING SIDE VIEW ANODE TOP VIEW 8 PINS CATHODE ANODE CATHODE MCZ3001DB D10SC4M-F SML-020MVT-T86 D10SC6M-4012 DTZ10B RPM7240-H8 HZU5.6GTRF TOP VIEW Cathode mark MA111-TX 18 PINS UDZS-TE17-5.6B MM1431ATT NJM2870F18 (TE2) XXC6219B182MR ANODE...
  • Page 76: Section 4: Exploded Views

    SCREW +BVTP 3X12 TYPE2 IT-3 2-590-903-21 GRILL, SPEAKER (42) A-1161-597-A HC BOARD, MOUNTED 2-580-654-01 SCREW, +PWTP2 4X16TYPE2 IT-3 (KF-42E200A ONLY) 2-590-904-03 BRACKET, HC (42) Caution: 2-590-903-31 GRILL, SPEAKER (42) (KF-42E200A/42E201A ONLY) When removing the Mirror Cover Assembly or the Screen Frame...
  • Page 77: Chassis

    KF-42E200A/42E201A/50E200A/50E201A 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 pour Replace only with part number specifi ed. la securite. Ne les remplacer que par une piece portant le numero specifi e.
  • Page 78: Optics Unit Block Assembly And Lamp Assembly

    LAMP BLOCK ASSEMBLY A-1212-387-A OPTICS UNIT BLOCK ASSEMBLY (42) [112] A-1177-123-A T2 BOARD, MOUNTED (KF-42E200A/42E201A ONLY) A-1177-122-A T1 BOARD, MOUNTED The C Board is part of the Optics Unit Block Assembly and cannot be ordered separately. 4-035-160-01 PURSE LOCK (S) (DIA. 12)
  • Page 79: Section 5: Electrical Parts List

    KF-42E200A/42E201A/50E200A/50E201A SECTION 5: ELECTRICAL PARTS LIST NOTE: The components identifi ed by shading Items marked with an asterisk are not stocked since they RESISTORS mark are critical for safety. Replace only are seldom required for routine service. Expect some delay •...
  • Page 80 KF-42E200A/42E201A/50E200A/50E201A REF. NO. PART NO. DESCRIPTION VALUES REF. NO. PART NO. DESCRIPTION VALUES FB1005 1-414-226-21 FERRITE 0µH R1018 1-216-821-11 METAL CHIP 1/10W FB1006 1-414-226-21 FERRITE 0µH R1019 1-216-295-91 SHORT CHIP FB1007 1-414-226-21 FERRITE 0µH R1021 1-216-809-11 METAL CHIP 1/10W FB1008...
  • Page 81 KF-42E200A/42E201A/50E200A/50E201A REF. NO. PART NO. DESCRIPTION VALUES REF. NO. PART NO. DESCRIPTION VALUES C2014 1-164-360-11 CERAMIC CHIP 0.1µF C3008 1-126-205-11 ELECT CHIP 47µF 6.3V C2015 1-162-915-11 CERAMIC CHIP 10pF 0.50pF 50V C3009 1-107-826-11 CERAMIC CHIP 0.1µF C2016 1-124-779-00 ELECT CHIP 10µF...
  • Page 82 KF-42E200A/42E201A/50E200A/50E201A REF. NO. PART NO. DESCRIPTION VALUES REF. NO. PART NO. DESCRIPTION VALUES C3075 1-125-779-21 CERAMIC CHIP 0.022µF 5% C3235 1-162-970-11 CERAMIC CHIP 0.01µF C3077 1-107-826-11 CERAMIC CHIP 0.1µF C3236 1-165-989-11 CERAMIC CHIP 10µF 6.3V C3078 1-107-826-11 CERAMIC CHIP 0.1µF...
  • Page 83 KF-42E200A/42E201A/50E200A/50E201A REF. NO. PART NO. DESCRIPTION VALUES REF. NO. PART NO. DESCRIPTION VALUES C3299 1-107-826-11 CERAMIC CHIP 0.1µF C3431 1-162-970-11 CERAMIC CHIP 0.01µF C3300 1-107-826-11 CERAMIC CHIP 0.1µF C3432 1-107-826-11 CERAMIC CHIP 0.1µF C3302 1-126-206-11 ELECT CHIP 100µF 6.3V C3433...
  • Page 84 KF-42E200A/42E201A/50E200A/50E201A REF. NO. PART NO. DESCRIPTION VALUES REF. NO. PART NO. DESCRIPTION VALUES C3480 1-100-507-91 CERAMIC CHIP 4.7µF 6.3V C3526 1-162-970-11 CERAMIC CHIP 0.01µF C3481 1-100-507-91 CERAMIC CHIP 4.7µF 6.3V C3527 1-162-970-11 CERAMIC CHIP 0.01µF C3482 1-162-917-11 CERAMIC CHIP 15pF...
  • Page 85 KF-42E200A/42E201A/50E200A/50E201A REF. NO. PART NO. DESCRIPTION VALUES REF. NO. PART NO. DESCRIPTION VALUES C3615 1-162-964-11 CERAMIC CHIP 0.001µF 10% C3672 1-107-826-11 CERAMIC CHIP 0.1µF C3616 1-126-394-11 ELECT CHIP 10µF C3676 1-162-970-11 CERAMIC CHIP 0.01µF C3617 1-107-826-11 CERAMIC CHIP 0.1µF C3679...
  • Page 86 KF-42E200A/42E201A/50E200A/50E201A REF. NO. PART NO. DESCRIPTION VALUES REF. NO. PART NO. DESCRIPTION VALUES C7512 1-162-917-11 CERAMIC CHIP 15pF C7730 1-117-681-11 ELECT CHIP 100µF C7513 1-162-917-11 CERAMIC CHIP 15pF C7735 1-165-908-11 CERAMIC CHIP 1µF C7514 1-126-204-11 ELECT CHIP 47µF C7952 1-100-566-91 CERAMIC CHIP 0.1µF...
  • Page 87 KF-42E200A/42E201A/50E200A/50E201A REF. NO. PART NO. DESCRIPTION VALUES REF. NO. PART NO. DESCRIPTION VALUES D3019 6-500-335-01 DIODE MC2838-T112-1 FB7655 1-216-295-91 SHORT CHIP D3102 8-719-083-82 DIODE UDZS-TE17-12B FB7908 1-400-331-11 FERRITE 0µH D3103 8-719-056-85 DIODE UDZ-TE-17-8.2B FB7909 1-400-331-11 FERRITE 0µH D3603 8-719-404-50 DIODE...
  • Page 88 KF-42E200A/42E201A/50E200A/50E201A REF. NO. PART NO. DESCRIPTION VALUES REF. NO. PART NO. DESCRIPTION VALUES IC3401 8-753-229-46 CXD3808AQ L3205 1-469-549-21 INDUCTOR 1µH IC3402 8-759-833-72 NJM2870F25-TE2 L3206 1-469-549-21 INDUCTOR 1µH IC3403 8-759-833-72 NJM2870F25-TE2 L3207 1-469-549-21 INDUCTOR 1µH IC3404 6-709-435-01 IS42S32200C1-6TL-TR L3208 1-469-549-21 INDUCTOR 1µH...
  • Page 89 KF-42E200A/42E201A/50E200A/50E201A REF. NO. PART NO. DESCRIPTION VALUES REF. NO. PART NO. DESCRIPTION VALUES Q3007 8-729-120-28 TRANSISTOR 2SC1623-L5L6 Q3605 8-729-120-28 TRANSISTOR 2SC1623-L5L6 Q3009 8-729-120-28 TRANSISTOR 2SC1623-L5L6 Q3606 8-729-120-28 TRANSISTOR 2SC1623-L5L6 Q3010 8-729-120-28 TRANSISTOR 2SC1623-L5L6 Q3750 8-729-120-28 TRANSISTOR 2SC1623-L5L6 Q3011 8-729-600-22 TRANSISTOR...
  • Page 90 KF-42E200A/42E201A/50E200A/50E201A REF. NO. PART NO. DESCRIPTION VALUES REF. NO. PART NO. DESCRIPTION VALUES R2101 1-216-821-11 METAL CHIP 1/10W R3012 1-216-801-11 METAL CHIP 1/10W R2102 1-216-829-11 METAL CHIP 4.7K 1/10W R3013 1-216-857-11 METAL CHIP 1/10W R2103 1-216-825-11 METAL CHIP 2.2K 1/10W...
  • Page 91 KF-42E200A/42E201A/50E200A/50E201A REF. NO. PART NO. DESCRIPTION VALUES REF. NO. PART NO. DESCRIPTION VALUES R3074 1-216-797-11 METAL CHIP 1/10W R3124 1-216-809-11 METAL CHIP 1/10W R3075 1-216-797-11 METAL CHIP 1/10W R3125 1-216-805-11 METAL CHIP 1/10W R3076 1-216-829-11 METAL CHIP 4.7K 1/10W R3126...
  • Page 92 KF-42E200A/42E201A/50E200A/50E201A REF. NO. PART NO. DESCRIPTION VALUES REF. NO. PART NO. DESCRIPTION VALUES R3177 1-216-864-11 SHORT CHIP R3227 1-216-864-11 SHORT CHIP R3178 1-216-864-11 SHORT CHIP R3230 1-216-864-11 SHORT CHIP R3179 1-216-809-11 METAL CHIP 1/10W R3231 1-216-833-11 METAL CHIP 1/10W R3180...
  • Page 93 KF-42E200A/42E201A/50E200A/50E201A REF. NO. PART NO. DESCRIPTION VALUES REF. NO. PART NO. DESCRIPTION VALUES R3277 1-216-797-11 METAL CHIP 1/10W R3339 1-216-797-11 METAL CHIP 1/10W R3279 1-218-694-11 METAL CHIP 1.2K 0.50% 1/10W R3340 1-216-797-11 METAL CHIP 1/10W R3280 1-216-864-11 SHORT CHIP R3341...
  • Page 94 KF-42E200A/42E201A/50E200A/50E201A REF. NO. PART NO. DESCRIPTION VALUES REF. NO. PART NO. DESCRIPTION VALUES R3392 1-216-864-11 SHORT CHIP R3450 1-216-864-11 SHORT CHIP R3393 1-216-864-11 SHORT CHIP R3451 1-216-864-11 SHORT CHIP R3394 1-216-864-11 SHORT CHIP R3452 1-216-864-11 SHORT CHIP R3395 1-216-864-11 SHORT CHIP...
  • Page 95 KF-42E200A/42E201A/50E200A/50E201A REF. NO. PART NO. DESCRIPTION VALUES REF. NO. PART NO. DESCRIPTION VALUES R3508 1-216-801-11 METAL CHIP 1/10W R3619 1-218-706-11 METAL CHIP 3.9K 0.50% 1/10W R3509 1-216-864-11 SHORT CHIP R3620 1-216-821-11 METAL CHIP 1/10W R3511 1-216-864-11 SHORT CHIP R3621 1-218-706-11 METAL CHIP 3.9K...
  • Page 96 KF-42E200A/42E201A/50E200A/50E201A REF. NO. PART NO. DESCRIPTION VALUES REF. NO. PART NO. DESCRIPTION VALUES R3679 1-216-809-11 METAL CHIP 1/10W R3773 1-218-847-11 METAL CHIP 0.50% 1/10W R3680 1-216-833-11 METAL CHIP 1/10W R3774 1-218-883-11 METAL CHIP 0.50% 1/10W R3688 1-216-864-11 SHORT CHIP R3775...
  • Page 97 KF-42E200A/42E201A/50E200A/50E201A REF. NO. PART NO. DESCRIPTION VALUES REF. NO. PART NO. DESCRIPTION VALUES R7526 1-216-805-11 METAL CHIP 1/10W R7788 1-216-809-11 METAL CHIP 1/10W R7527 1-216-833-11 METAL CHIP 1/10W R7789 1-216-821-11 METAL CHIP 1/10W R7529 1-216-837-11 METAL CHIP 1/10W R7790 1-216-821-11...
  • Page 98 KF-42E200A/42E201A/50E200A/50E201A 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 B2 G remplacer que par une piece portant le numero specifi e.
  • Page 99 KF-42E200A/42E201A/50E200A/50E201A 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 e.
  • Page 100 KF-42E200A/42E201A/50E200A/50E201A 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 e.
  • Page 101 KF-42E200A/42E201A/50E200A/50E201A 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 e.
  • Page 102 KF-42E200A/42E201A/50E200A/50E201A 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 G HA remplacer que par une piece portant le numero specifi e.
  • Page 103 KF-42E200A/42E201A/50E200A/50E201A HB HC REF. NO. PART NO. DESCRIPTION VALUES REF. NO. PART NO. DESCRIPTION VALUES R117 1-216-833-11 METAL CHIP 1/10W R118 1-216-833-11 METAL CHIP 1/10W R119 1-216-864-11 SHORT CHIP R122 1-216-833-11 METAL CHIP 1/10W A-1177-120-A HB BOARD, MOUNTED R123 1-216-833-11...
  • Page 104 KF-42E200A/42E201A/50E200A/50E201A HC K REF. NO. PART NO. DESCRIPTION VALUES REF. NO. PART NO. DESCRIPTION VALUES RESISTOR C2525 1-162-966-11 CERAMIC CHIP 0.0022µF 10% C2528 1-126-767-11 ELECT 1000µF R180 1-216-849-11 METAL CHIP 220K 1/10W R181 1-216-849-11 METAL CHIP 220K 1/10W R182 1-218-831-11 METAL CHIP 0.50% 1/10W...
  • Page 105 KF-42E200A/42E201A/50E200A/50E201A K S2 T1 T2 REF. NO. PART NO. DESCRIPTION VALUES REF. NO. PART NO. DESCRIPTION VALUES R2505 1-216-833-11 METAL CHIP 1/10W R2506 1-216-821-11 METAL CHIP 1/10W IC160 6-707-223-01 LM75BIM-5/NOPB R2509 1-216-825-11 METAL CHIP 2.2K 1/10W R2510 1-216-825-11 METAL CHIP 2.2K...
  • Page 106 KF-42E200A/42E201A/50E200A/50E201A REF. NO. PART NO. DESCRIPTION VALUES REF. NO. PART NO. DESCRIPTION VALUES C8453 1-162-970-11 CERAMIC CHIP 0.01µF C8454 1-165-908-11 CERAMIC CHIP 1µF C8455 1-165-908-11 CERAMIC CHIP 1µF A-1175-421-A U BOARD, COMPLETE C8456 1-107-826-11 CERAMIC CHIP 0.1µF C8457 1-107-826-11 CERAMIC CHIP 0.1µF...
  • Page 107 KF-42E200A/42E201A/50E200A/50E201A REF. NO. PART NO. DESCRIPTION VALUES REF. NO. PART NO. DESCRIPTION VALUES DIODE TRANSISTOR D8400 8-719-977-28 DIODE DTZ10B Q8400 8-729-120-28 TRANSISTOR 2SC1623-L5L6 D8401 8-719-977-28 DIODE DTZ10B Q8401 8-729-120-28 TRANSISTOR 2SC1623-L5L6 D8402 8-719-069-55 DIODE UDZSTE-175.6B Q8402 8-729-120-28 TRANSISTOR 2SC1623-L5L6 D8403...
  • Page 108 KF-42E200A/42E201A/50E200A/50E201A REF. NO. PART NO. DESCRIPTION VALUES REF. NO. PART NO. DESCRIPTION VALUES R8433 1-216-807-11 METAL CHIP 1/10W R8501 1-216-853-11 METAL CHIP 470K 1/10W R8434 1-216-809-11 METAL CHIP 1/10W R8502 1-216-853-11 METAL CHIP 470K 1/10W R8435 1-216-809-11 METAL CHIP 1/10W...
  • Page 109 METAL CHIP 2.2K 1/10W R8568 1-216-825-11 METAL CHIP 2.2K 1/10W 2-694-110-01 CARTON, INDIVIDUAL R8569 1-216-825-11 METAL CHIP 2.2K 1/10W (KF-42E200A ONLY) R8570 1-216-845-11 METAL CHIP 100K 1/10W 2-694-111-01 CARTON, INDIVIDUAL (KF-42E201A ONLY) R8571 1-216-825-11 METAL CHIP 2.2K 1/10W 2-694-108-01 CARTON, INDIVIDUAL...
  • Page 110 SCREW +PWH M2X5 2-580-591-01 SCREW, +PSW M3X5 4-319-520-11 SCREW, SPECIAL (+PW4X30) 7-623-210-22 SW 4,TYPE 2 REMOTE COMMANDER 1-479-827-11 REMOTE COMMANDER (RM-YD010) Sony Corporation English Sony Technology Center 2006HJ74WEB-1 Technical Services Printed in USA Service Promotion Department © 2006.08 9-883-719-01 KF-42E200A/42E201A/50E200A/50E201A...
  • Page 111: Appendix A: Replacing The Lamp

    Lamp maintains its brightness will vary depending upon your usage and environmental conditions. To maintain the quality of your viewing experience, Sony recommends that you replace the Lamp (1) after approximately 8,000 hours of use (the TV will display a message reminding you to replace the lamp);...
  • Page 112 KF-42E200A/42E201A/50E200A/50E201A Remove the outside lamp cover. Remove the lamp door. Turn the knob counterclockwise to OPEN and pull out Lamp door the cover. Pull out the lamp. Hook a finger through the loop of the lamp handle and pull the handle upwards. Then pull the lamp straight out.
  • Page 113 Put the outside lamp cover back in its place. Select the Lamp Replacement option (MENU > Settings > Setup menu) and follow the on-screen procedure. ✍ Consult your Sony dealer for a Sony XL-2400 replacement lamp. ✍ Take great care when replacing the lamp or plugging in/unplugging the connecting cords.
  • Page 114 In an effort to reduce the size of this pdf file the tiled schematics are not attached to this Service Manual. To receive a complete set of the tiled schematics for this manual please submit a request to the Service Promotion Department at Service_Promotion@am.sony.com.

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