Sony KDL-22L4000 Service Manual
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Sony KDL-22L4000 Service Manual

Lcd digital color television
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HISTORY INFORMATION FOR THE FOLLOWING MANUAL:

SERVICE MANUAL

MODEL NAME
KDL-22L4000
KDL-22L4000
KDL-22L4000
KDL-22L4000
ORIGINAL MANUAL ISSUE DATE: 9/2008
:UPDATED ITEM
REVISION DATE
9/2008
10/2008
9-883-801-02
REMOTE COMMANDER
RM-YD025
RM-YD025
RM-YD025
RM-YD025
SUBJECT
No revisions or updates are applicable at this time.
Removed Self Diagnosis logo from Front Cover and Self Diagnostic Function page.
Replaced pages 2 and 11.
CZ1R
DESTINATION
US
CANADA
MEXICO
LATIN AMERICA
LCD DIGITAL COLOR TELEVISION
CHASSIS

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Summary of Contents for Sony KDL-22L4000

  • Page 1: Service Manual

    HISTORY INFORMATION FOR THE FOLLOWING MANUAL: CZ1R SERVICE MANUAL CHASSIS MODEL NAME REMOTE COMMANDER DESTINATION KDL-22L4000 RM-YD025 KDL-22L4000 RM-YD025 CANADA KDL-22L4000 RM-YD025 MEXICO KDL-22L4000 RM-YD025 LATIN AMERICA ORIGINAL MANUAL ISSUE DATE: 9/2008 :UPDATED ITEM REVISION DATE SUBJECT 9/2008 No revisions or updates are applicable at this time.
  • Page 2 CZ1R SERVICE MANUAL CHASSIS MODEL NAME REMOTE COMMANDER DESTINATION KDL-22L4000 RM-YD025 KDL-22L4000 RM-YD025 CANADA KDL-22L4000 RM-YD025 MEXICO KDL-22L4000 RM-YD025 LATIN AMERICA KDL-22L4000 RM-YD025 LCD DIGITAL COLOR TELEVISION 9-883-801-02...

  • Page 3: Table Of Contents

    KDL-22L4000 TABLE OF CONTENTS SECTION TITLE PAGE SECTION TITLE PAGE Specifi cations ................. 4 SECTION 3: DIAGRAMS ..............20 3-1. Circuit Boards Location ............20 Warnings and Cautions ..............6 Safety-Related Component Warning ..........8 3-2. Printed Wiring Boards and Schematic Diagrams Information .........

  • Page 4: Specifi Cations

    KDL-22L4000 SPECIFICATIONS Power Requirements 110V - 240 V AC, 50/60Hz HDMI IN: HDMI: Video: 480i, 480p, 720p, 1080i, 1080p Power Consumption Audio: Two channel linear PCM 32, 44.1 In Use (Max) and 48 kHz, 16, 20 and 24 bits In Standby Less than 1.0 W...
  • Page 5 KDL-22L4000 SPECIFICATIONS (CONTINUED) KDL-22L4000 Power Consumption in use in standby Less than 1.0 W Speaker Output (W) 5W + 5W Speaker/Full Range (2) 50 x 90 mm 2 x 3 Dimensions (W x H x D) with stand 551 x 430 x 214 mm...

  • Page 6: Warnings And Cautions

    Replace these components with Sony parts whose part numbers appear as shown in this manual or in supplements published by Sony. Circuit adjustments that are critical for safe operation are identifi ed in this manual. Follow these procedures whenever critical components are replaced or improper operation is suspected.

  • Page 7: Carrying The Tv

    KDL-22L4000 WARNINGS AND CAUTIONS (CONTINUED) CARRYING THE TV To avoid dropping the TV and causing serious injury, be sure to follow these guidelines: Before carrying the TV, disconnect all cables. When you carry the TV, place your hand as illustrated and hold it securely.

  • Page 8: Safety-Related Component Warning

    KDL-22L4000 SAFETY-RELATED COMPONENT WARNING There are critical components used in LCD color TVs that are important for safety. These components are identifi ed with shading and mark on the schematic diagrams and the electrical parts list. It is essential that these critical parts be replaced only with the part number specifi...
  • Page 9 Due to the higher melting point of Lead Free Solder the soldering iron tip temperature needs to be set to 370 degrees centigrade. This requires soldering equipment capable of accurate temperature control coupled with a good heat recovery characteristics. For more information on the use of Lead Free Solder, please refer to http://www.sony-training.com KDL-22L4000...

  • Page 10: Safety Check-Out

    KDL-22L4000 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 11: Self-Diagnostic Function

    KDL-22L4000 SELF-DIAGNOSTIC FUNCTION IMPORTANT: The units in this manual DO NOT contain a self-diagnostic function. If an error occurs, the TV will not stay on. It is our recommendation that if a repair is required for these sets, the technician should bring both the A Board and the G Board to the customer location.

  • Page 12: Section 1: Disassembly

    KDL-22L4000 SECTION 1: DISASSEMBLY 1-1. REAR COVER REMOVAL Remove 13 screws from Rear Cover 1-2. FUNCTION KEY AND H1 BOARD REMOVAL Slide out Function Key unit from Bezel Release hooks and remove Function Key and H1 Board Disconnect 1 connector...

  • Page 13: A Board And G Board Removal

    KDL-22L4000 1-3. A BOARD AND G BOARD REMOVAL Remove 2 HEX screws Remove Hexagon Nut from tuner Remove 8 screws from Main Shield Release hooks and slide out Side Bracket Disconnect 6 connectors and remove 7 screws from A Board...

  • Page 14: Loudspeaker Removal

    KDL-22L4000 1-5. LOUDSPEAKER REMOVAL Remove 6 screws from each Speaker Speakers 1-6. BOTTOM COVER, H2 BOARD, H3 BOARD, IR LENS AND LED LENS REMOVAL Remove 1 screw from Bottom Cover Disconnect 1 connector and slide out H3 (LED) Board Disconnect 1 connector and remove 1 screw from H2 (IR) Board...

  • Page 15: Lcd Panel Removal

    KDL-22L4000 1-7. LCD PANEL REMOVAL Remove 2 screws from Main Bracket and Bezel Remove 4 screws and release LCD panel from Main Bracket Main Bracket LCD Panel Bezel 1-7-1. CLEANING THE LCD PANEL CAUTION: When cleaning the TV, be sure to unplug the power cord to avoid any chance of electric shock.

  • Page 16: Wire Dressing

    KDL-22L4000 WIRE DRESSING OVERALL VIEW CN1101 CN12 CN15 CN16 CN202 CN201 CN13 CN204 CN203 KDL-22L4000...

  • Page 17: Section 2: Service Adjustments

    KDL-22L4000 SECTION 2: SERVICE ADJUSTMENTS 2-1. ACCESSING SERVICE (FACTORY) MODE Use the remote commander to access Service (Factory) mode after completing a repair to the TV set. 1. TV must be in standby mode. (Power on) mode. 2. To display the service menu, quickly press the following buttons on the Remote Commander: ➔...

  • Page 18: Reviewing Service (Factory) Mode

    KDL-22L4000 2-2. REVIEWING SERVICE (FACTORY) MODE All of the necessary adjustment are contained in the boards for these models, therefore the following information is for informational purposes. Factory Mode Change source between Input Source <[ ]> Video1,Video2 ,Component, PC, HDMI, & TV White Balance <[...

  • Page 19: Viewing Model Information

    KDL-22L4000 2-4. VIEWING MODEL INFORMATION Use the Setup settings menu to display information about the TV. 1. TV must be On. 2. Press the button to display the User Menus. Setup Closed Captions (CC) Info Banner Label Video Inputs Language...

  • Page 20: Section 3: Diagrams

    KDL-22L4000 SECTION 3: DIAGRAMS 3-1. CIRCUIT BOARDS LOCATION H3 (LED) 3-2. PRINTED WIRING BOARDS AND All voltages are in V. SCHEMATIC DIAGRAMS INFORMATION S : Measurement impossibility. : B+line. All capacitors are in μF unless otherwise noted. pF : μμF 50WV or : B-line.

  • Page 21: Reference Information

    KDL-22L4000 REFERENCE INFORMATION Terminal name of semiconductors in silk screen printed circuit ( RESISTOR CAPACITOR : RN METAL FILM : TA TANTALUM Circuit Device Printed symbol Terminal name : RC SOLID : PS STYROL Collector Transistor : FPRD NONFLAMMABLE CARBON...

  • Page 22: Block Diagram

    KDL-22L4000 3-3. BLOCK DIAGRAM CMO 21.6' A Board V216B1-L01 LVDS DV33 Board CN13 TV IN MX25L32 IR/LED H3 Board SERIAL FLASH CN12 ALPS TDQU4-528A KEY PAD H1 Board ADC X 2 ; POWER X 1 1V3D DDRV DV10 DVRV DV33 NT5DS16M16CS-5T (GP) USB2.0...

  • Page 23: Schematics And Supporting Information

    KDL-22L4000 3-4. SCHEMATICS AND SUPPORTING INFORMATION A BOARD SCHEMATIC DIAGRAM (1 OF 21) — — — SWITCH POWER: 5.5V-->SW_55V SW_55V-->AV25 SW_55V 5.5V — G1117-25T63UF-GP G1117-25T63UF-GP C501 C501 AO4435-GP AO4435-GP POWER_ON_SW_1 2K2R3J-1-GP 2K2R3J-1-GP — SW_55V +3V3SB AV25 SW_55V_IN_U1 HCB3216KF-121T40-GP HCB3216KF-121T40-GP 10KR2J-3-GP...

  • Page 24: A Board Schematic Diagram (2 Of 21)

    KDL-22L4000 A BOARD SCHEMATIC DIAGRAM (2 OF 21) — — — 2.5V-->DV10_IN FOR 5380 USE SW_55V--> +5V FOR PANEL USE — DV33 2.5V 5.5V R399 R399 1KR3J-L1-GP 1KR3J-L1-GP LD29150PT-GP LD29150PT-GP 100R3J-4-GP 100R3J-4-GP R379 R379 TO263 DV10_IN D51RJ-GP D51RJ-GP BAV70-F-GP BAV70-F-GP...

  • Page 25: A Board Schematic Diagram (3 Of 21)

    KDL-22L4000 A BOARD SCHEMATIC DIAGRAM (3 OF 21) — — — APL1084UC-GP APL1084UC-GP Screw Hole SW_55V — SW_55V_IN_DDRV1 HCB3216KF-121T40-GP HCB3216KF-121T40-GP R407 R407 DDRV_IN 10RJ-2-GP-U 10RJ-2-GP-U 10RJ-2-GP-U 10RJ-2-GP-U — SW_55V_IN_DDRV C516 C516 MISC-3041005800-GP-U1 MISC-3041005800-GP-U1 MISC-3041005800-GP-U1 MISC-3041005800-GP-U1 MISC-3041005800-GP-U1 MISC-3041005800-GP-U1 MISC-3041005800-GP-U1 MISC-3041005800-GP-U1 MISC-3041005800-GP-U1...

  • Page 26: A Board Schematic Diagram (4 Of 21)

    KDL-22L4000 A BOARD SCHEMATIC DIAGRAM (4 OF 21) — — R107 R107 L_DET [8] 1KR2J-1-GP 1KR2J-1-GP C328 C328 1 L_DET — 2 ON/OFF INV 3 DIMM JWT-CON14-GP JWT-CON14-GP 4 +12 5 +12 BL_ON/OFF Dimming 6 GND POWER12_CN HCB2012KF-121T50-GP HCB2012KF-121T50-GP POWER12_IN POWER12_IN 7 +5.5V...

  • Page 27: A Board Schematic Diagram (5 Of 21)

    KDL-22L4000 A BOARD SCHEMATIC DIAGRAM (5 OF 21) — — 2 OF 11 2 OF 11 OSDA0 [21] OSDA0 OSDA0 — OSCL0 GPIO_0 [21] OSCL0 OSCL0 GPIO_0 GPIO_0 [14,17] GPIO_1 [14] OSDA1 OSDA1 GPIO_1 GPIO_1 [7] GPIO_3_1 R274 R274 100R2J-2-GP...

  • Page 28: A Board Schematic Diagram (6 Of 21)

    KDL-22L4000 A BOARD SCHEMATIC DIAGRAM (6 OF 21) — — — 4 OF 11 4 OF 11 USB_VRT AVDD12_PLL USB_VRT AVDD12_ADCPLL USB_DM USB_DM AVDD12_TVDPLL USB_DP — USB_DP AVDD12_HDMIPLL AVDD33_USB AVDD33_USB AVDD12_APLL AVDD12_USB AVDD12_USB AVDD12_SYSPLL TP_01 AVDD12_DMPLL TP_02 AVDD12_DTDPLL TPAD30 TPAD30...

  • Page 29: A Board Schematic Diagram (7 Of 21)

    KDL-22L4000 A BOARD SCHEMATIC DIAGRAM (7 OF 21) — — — MPX0P_1 SCD01U25V2KX-3GP SCD01U25V2KX-3GP 8 OF 11 8 OF 11 MPX0N_1 AVDD25_SADC AVDD25_SADC SCD01U25V2KX-3GP SCD01U25V2KX-3GP MPX0P AVSS25_SADC SIFP AVSS25_SADC MPX0N SIFN TP_03 — RF_AGC BLM18HE152SN1D-GP BLM18HE152SN1D-GP CVBS_TUNER 0R5J-5-GP 0R5J-5-GP RF_AGC...

  • Page 30: A Board Schematic Diagram (8 Of 21)

    KDL-22L4000 A BOARD SCHEMATIC DIAGRAM (8 OF 21) — — DDRV 1 OF 11 1 OF 11 +1V3D RDQS0 RDQS0 RDQM0 RDQM0 — RDQ0 RWE# RDQ0 MEM_DQ0 RDQ0 RWE# RDQ1 RBA0 NC#50 RDQ1 MEM_DQ1 RDQ1 RBA0 RDQ2 NC#53 RDQ2 MEM_DQ2...

  • Page 31: A Board Schematic Diagram (9 Of 21)

    KDL-22L4000 A BOARD SCHEMATIC DIAGRAM (9 OF 21) — — — DV10 9 OF 11 9 OF 11 DDRV 10 OF 11 10 OF 11 VCCK VCC2IO VCCK VCC2IO POCE0# U0RX U0RX [17] POCE0# U0RX VCCK VCC2IO POOE# U0TX U0TX [17]...

  • Page 32: A Board Schematic Diagram (10 Of 21)

    KDL-22L4000 A BOARD SCHEMATIC DIAGRAM (10 OF 21) — — — Near Tuner Near IC AV25 6 OF 11 6 OF 11 DVDD25_VADC CVBS0 DVDD25_VADC 68.00108.201 FCM2012KF-3-GP FCM2012KF-3-GP R104 R104 CVBS0 DVDD25_VADC R105 R105 CVBS1 DVSS25_VADC SCD1U16V2KX-3GP SCD1U16V2KX-3GP C130 C130...

  • Page 33: A Board Schematic Diagram (11 Of 21)

    KDL-22L4000 A BOARD SCHEMATIC DIAGRAM (11 OF 21) — — HDMI_PLUGPWR0 HDMI_PLUGPWR0 R129 10KR2J-3-GP R129 10KR2J-3-GP — C156 C156 R130 R130 HDMIDDCWP0 CN24 CN24 33R2J-2-GP 33R2J-2-GP HDMIDDCSCL_0 HDMIDDCSDA_0 R131 R131 GPIO_0 [8,17] GPIO_0 RX0_2 PMBS3904-1-GP PMBS3904-1-GP 4K7R2J-2-GP 4K7R2J-2-GP AT24C02BN-SH-T-GP AT24C02BN-SH-T-GP —...

  • Page 34: A Board Schematic Diagram (12 Of 21)

    KDL-22L4000 A BOARD SCHEMATIC DIAGRAM (12 OF 21) — — — 7 OF 11 7 OF 11 AIN0_L ASPDIF R142 R142 100R3J-4-GP 100R3J-4-GP [20] AIN0_L AIN0_L ASPDIF SPDIF_OUT [20] AIN0_R AOMCLK [20] AIN0_R AIN0_R AOMCLK AOMCLK [21] AIN1_L AOLRCK AIN1_L...

  • Page 35: A Board Schematic Diagram (13 Of 21)

    KDL-22L4000 A BOARD SCHEMATIC DIAGRAM (13 OF 21) — — — A0N_C 3 OF 11 3 OF 11 A0P_C AVDD33_LVDS AVDD33_LVDSA AVDD33_LVDS TCM1210-301-2P-T000-GP TCM1210-301-2P-T000-GP AVDD33_LVDSB AVDD33_LVDS AVDD33_LVDSC A1N_C AVDD33_VPLL AVDD33_VPLL A1P_C CK1N — CK1N CK1P TP_07 TP24 TP24 CK1P TP_08...

  • Page 36: A Board Schematic Diagram (14 Of 21)

    KDL-22L4000 A BOARD SCHEMATIC DIAGRAM (14 OF 21) — — CN10 CN10 — NEARLY IC RED_GND VGA_U0RX VGA_PLUGPWR GRN_GND VGASDA_IN NEARLY VGA CON. R185 R185 1N4148W-7-F-GP 1N4148W-7-F-GP C201 C201 SOG_A 0R2J-2-GP 0R2J-2-GP BLU_GND [18] SC4700P50V2KX-1GP SC4700P50V2KX-1GP HSYNC# C202 C202 VGA_A...

  • Page 37: A Board Schematic Diagram (15 Of 21)

    KDL-22L4000 A BOARD SCHEMATIC DIAGRAM (15 OF 21) — — — NEARLY MT5380 — COMPONENT NEARLY YPBPR CONNECTOR R210 R210 SOY0_A C224 C224 SOY0 0R2J-2-GP 0R2J-2-GP SC4700P50V2KX-1GP SC4700P50V2KX-1GP CN11 CN11 R248 R248 Y0_IN SOY0_B Y0P_A GREEN Y_GND NBQ201209T-750Y-N-GP NBQ201209T-750Y-N-GP R211 68R2-GP...

  • Page 38: A Board Schematic Diagram (16 Of 21)

    KDL-22L4000 A BOARD SCHEMATIC DIAGRAM (16 OF 21) — — KEY PAD CONN. +3V3SB — C244 C244 SCD1U25V3KX-GP SCD1U25V3KX-GP R223 R223 CN12 CN12 4K7R2J-2-GP 4K7R2J-2-GP R93 0R2J-2-GP R93 0R2J-2-GP C245 C245 R166 0R2J-2-GP R166 0R2J-2-GP SCD1U25V3KX-GP SCD1U25V3KX-GP — ADC_IN1 R224...

  • Page 39: A Board Schematic Diagram (17 Of 21)

    KDL-22L4000 A BOARD SCHEMATIC DIAGRAM (17 OF 21) A BOARD SCHEMATIC DIAGRAM (17 OF 21) — — +3V3SB SIDE BOARD — BAV99-4-GP BAV99-4-GP AV1_IN_N BAV70-F-GP BAV70-F-GP CN22 CN22 AV1_IN [13] — YELLOW C256 C256 R241 R241 AV1L_IN AV1L_IN_A AIN0_L AIN0_L [15]...

  • Page 40: A Board Schematic Diagram (18 Of 21)

    KDL-22L4000 A BOARD SCHEMATIC DIAGRAM (18 OF 21) — — 12V - - - - - - - - - - - - +3V3VD VCC_AMP C340 C340 C339 C339 C338 C338 R335 R335 — C281 C281 C282 C282 HCB2012KF-121T50-GP HCB2012KF-121T50-GP...

  • Page 41: A Board Schematic Diagram (19 Of 21)

    KDL-22L4000 A BOARD SCHEMATIC DIAGRAM (19 OF 21) — — — AUDIO H.P AMP OUT4B_3 R270 R270 C258 C258 C266 C266 OUT4B_1 [15] OUT4BIN — SC4D7U10V5ZY-3GP SC4D7U10V5ZY-3GP R253 R253 C531 C531 R361 R361 OUT4B_2 E2R_1 E2R_2 OPA_B FCM1608CF-121T03-GP FCM1608CF-121T03-GP 12KR2J-L-GP...

  • Page 42: A Board Schematic Diagram (20 Of 21)

    KDL-22L4000 A BOARD SCHEMATIC DIAGRAM (20 OF 21) — — — Audio Switch DV33 12VP R284 R284 — 12VA 10KR3J-L1-GP 10KR3J-L1-GP R289 R289 12VP 100KR3J-L-GP 100KR3J-L-GP GPIO4_1 12VP FCM1608CF-121T03-GP FCM1608CF-121T03-GP R106 R106 SW_GPIO4_Q29 PMBS3904-1-GP PMBS3904-1-GP SW_GPIO4 [8] R285 R285 R286...

  • Page 43: A Board Schematic Diagram (21 Of 21)

    KDL-22L4000 A BOARD SCHEMATIC DIAGRAM (21 OF 21) — — — LINE OUT C302 C302 AU_R4 SC33P50V2JN-3GP SC33P50V2JN-3GP R300 R300 +12OPA 150KR2J-GP 150KR2J-GP C540 C540 C305 C305 E10U25VM-11-GP E10U25VM-11-GP U22A U22A — SCD01U25V2KX-3GP SCD01U25V2KX-3GP OPA_P2 C307 C307 R303 R303 C309...
  • Page 44 KDL-22L4000 [DC CONVERTER I, DC CONVERTER II, DC CONVERTER III, POWER CONN, GPIO INTERFACE, USB, TUNER, DDR1, FLASH INTERFACE, AV INPUT/CVBS IN, HDMI, AUDIO IN I/O, LVDS, VGA IN /LR IN, YPBPR/LR, KEYPAD/IR, SIDE BOARD INPUT, STA559 AMP, HEADPHONE AMP, AUDIO SWITCH/CVBS_DET, AUDIO LINE OUT]...

  • Page 45: G Board Schematic Diagram (1 Of 2)

    KDL-22L4000 G BOARD SCHEMATIC DIAGRAM (1 OF 2) — — — CB-4.0-15 T 4A H 250V LFV-DP8189 LFH-CE7246 470pF 1KV K STPS20H100CFP L151 NTC101 FL101 FL102 SRW32EC-T08H118 F101 C119 CR151 F151 220pF V T101 — SCK13084LSY751 MMBT4401LT1G Q151 IC151 R151...

  • Page 46: G Board Schematic Diagram (2 Of 2)

    KDL-22L4000 G BOARD SCHEMATIC DIAGRAM (2 OF 2) — — — 1.5K TMS93769CT R228 T201 CN201 AFOUT4 R261 1K 0805 — C226 1uF 16V 0805 340K 1/4W R239 C235 R231 — 100K 1/4W 100nF 50V 0603 R230 1M 0603 R205...
  • Page 47 KDL-22L4000 [POWER] [POWER] COMPONENT SIDE CONDUCTOR SIDE — — — — — — — — — — — — — — — — — — — — — — — — — — — — KDL-22L4000...

  • Page 48: H1 Board Schematic Diagram

    KDL-22L4000 H1 BOARD SCHEMATIC DIAGRAM — — — 3V3_KEYPAD R9109 R9109 R9110 R9110 R9111 R9111 R9113 R9113 4K7R3J-2-GP 4K7R3J-2-GP 113R3F-GP 113R3F-GP 68D1R5F-GP 68D1R5F-GP 787R3F-GP 787R3F-GP C9113 C9113 R9112 R9112 R9114 R9114 R9115 R9115 — 0R3-0-U-GP 0R3-0-U-GP 37D4R5F-GP 37D4R5F-GP 0R3-0-U-GP 0R3-0-U-GP...
  • Page 49 KDL-22L4000 [KEYPAD] COMPONENT SIDE SW9103 SW9107 SW9106 SW9104 SW9105 SW9102 SW9101 07496-2 48.71H02.021 ² KEYPAD BOARD MADE IN TAIWAN [KEYPAD] CONDUCTOR SIDE R9113 CN9103 R9112 R9114 R9111 R9109 R9110 R9115 R9116 R9119 L9102 D9109 C9118 CN9104 D9111 D9110 R9117 ²...

  • Page 50: H2 Board Schematic Diagram

    KDL-22L4000 H2 BOARD SCHEMATIC DIAGRAM — — IRM-40KHZ-GP IRM-40KHZ-GP — IRM9101 IRM9101 CN9101 CN9101 — R9102 R9102 R9104 R9104 L9101 L9101 3V3_IR 3V3_IR_1 3V3_IR_2 3V3_IR_3 MHC2012S121UB-GP MHC2012S121UB-GP 22R6J-GP 22R6J-GP 22R6J-GP 22R6J-GP R9103 R9103 10KR3F-L-GP 10KR3F-L-GP — IR_DET R9101 R9101 IR_DET_1...
  • Page 51 KDL-22L4000 [IR] COMPONENT SIDE 07497-2 C9101 48.71H03.021 C9102 IR CONTROL BD D9101 MADE IN TAIWAN L9101 ² R9103 C9105 IRM9101 R9101 C9103 C9104 [IR] CONDUCTOR SIDE C9107 C9108 R9104 ² R9102 C9106 KDL-22L4000...

  • Page 52: H3 Board Schematic Diagram

    KDL-22L4000 H3 BOARD SCHEMATIC DIAGRAM — LED_GREEN(POWER)_1 — LED_RED(STANDBY)_1 LED_AMBER(TIMER)_1 — Amber D9103 D9103 D9104 D9104 D9102 D9102 — LED-R-55-GP LED-R-55-GP LED-G-156-GP LED-G-156-GP LED-O-42-GP-U LED-O-42-GP-U C9109 C9109 C9110 C9110 C9111 C9111 — CN9102 CN9102 LED_GREEN(POWER) LED_RED(STANDBY) LED_AMBER(TIMER) — +3V3_SB JWT-CON6-4-GP JWT-CON6-4-GP —...
  • Page 53 KDL-22L4000 [LED] COMPONENT SIDE D9105 C9110 07498-2 C9109 D9114 D9112 D9106 48.71H04.021 LED BOARD D9113 D9108 D9103 D9104 MADE IN TAIWAN D9107 D9102 C9111 C9112 D9115 ² [LED] CONDUCTOR SIDE CN9102 ² KDL-22L4000...

  • Page 54: Section 4: Exploded Views

    SCREW, +PSW M4X12 (SCREWS TO ATTACH TABLE-TOP STAND TO LCD TV) For product protection and safety reasons, Sony strongly recommends that you use the screws provided with the TV CAUTION: These screws cannot be used to secure the TV to the Wall Mount Brackets.

  • Page 55: Chassis

    See Appendix A: Encryption Key Components in the back of this manual. 4-2. CHASSIS (Check the Sony Electronics Service Information website for any additional service related issues for this model.) 4-382-854-01 SCREW, (M3X8), P, SW (+) 2-580-590-01...

  • Page 56: Screw Legend

    KDL-22L4000 NOTE: Les composants identifi es per un trame et NOTE: The components identifi ed by a red outline and a mark contain NOTE: The components identifi ed by shading une marque sont critiques pour la securite. confi dential information. Specifi c instructions must be adhered to whenever mark are critical for safety.
  • Page 57 SCREW, +PSW M4X12 (SCREWS TO ATTACH TABLE-TOP STAND TO LCD TV) For product protection and safety reasons, Sony strongly recommends that you use the screws provided with the TV CAUTION: These screws cannot be used to secure the TV to the Wall Mount Brackets.

  • Page 58: Appendix A: Encryption Key Components

    MUST BE RETURNED to Sony. b) and if the core charge is NOT covered under the product warranty, the defective un-repaired or modifi...

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