Sony KLV-22T550A Service Manual
Sony KLV-22T550A Service Manual

Sony KLV-22T550A Service Manual

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REVISION HISTORY
MODEL
KLV-22T550A
KLV-32T550A
NO.
SUFFIX
DATE
1
-01
2009/06
PART NO. :
SUPP / CORR
DESCRIPTION
_ _
1st Issue
EX2T
9-888-120-01
CHASSIS

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Summary of Contents for Sony KLV-22T550A

  • Page 1 REVISION HISTORY EX2T CHASSIS MODEL 9-888-120-01 PART NO. : KLV-22T550A KLV-32T550A SUFFIX DATE SUPP / CORR DESCRIPTION 2009/06 1st Issue...
  • Page 2 SERVICE MANUAL EX2T CHASSIS MODEL COMMANDER DEST. MODEL COMMANDER DEST. KLV-22T550A RM-GA016 ARM, India, Indonesia, Malaysia,New Zealand, Phillipines, Saudi Arabia, Singapore, SOGUL , Thailand, Vietnam KLV-32T550A RM-GA016 ARM, India, Indonesia, Iran, Malaysia, Phillipines, Saudi Arabia, Singapore, SOGUL, South Africa, Thailand, Vietnam...
  • Page 3: Table Of Contents

    2-5. Viewing the Service Diagnosis Display ......6 2-6. Standby LED Error Display ..........7 8. EXPLODED VIEWS 2-7. Triage Chart ..............8 8-1. KLV-22T550A ............... 30 8-2. KLV-32T550A ............... 32 3. TROUBLE SHOOTING 9. ELECTRICAL PARTS LIST 3-1. FlowChart ................ 9 3-2.
  • Page 4: Safety Notes

    OPERATION. REPLACE THESE COMPONENTS WITH 6) Check the line cords for cracks and abrasion. SONY PARTS WHOSE PART NUMBERS APPEAR AS Recommend the replacement of any such line cord to the SHOWN IN THIS MANUAL OR IN SUPPLEMENTS customer.
  • Page 5: Lead Free Information

    Figure B Figure A For more information on the use of Lead Free Solder, please refer to http://www.sony-training.com Figure A: Do not press lock portion. Figure B: Do not press the front side of the connector.
  • Page 6 KLV-22, 32 T550A RM-GA016 b) Detachment c) Confirmation of Lock Condition (1) Hold between the lock part and harness of socket. (1) Confirm the lock conditions. When lock is completed, Release the lock and pull out connector within 20 base and socket must be same line as shown in Figure degree.
  • Page 7: Self Diagnostic Function

    KLV-22, 32 T550A RM-GA016 SECTION 2 SELF DIAGNOSTIC FUNCTION 2-1. Overview of Control Buttons 2-4. LED Pattern When safety shutdown occurs, Standby LED display reports the cause by using the blinking patterns as indicated below. 2.0 sec 2.0 sec 0.3 sec 0.3 sec Example: The figure above shows LED display when...
  • Page 8: Standby Led Error Display

    KLV-22, 32 T550A RM-GA016 2-6. STANDBY LED ERROR DISPLAY Blinking times Detection items Countermeasure Main power failure Replace either/both z BT2 board z GT2 board (22”) z GT3 board (32”) 5V power failure Replace BT2 board. Audio failure Replace either/board. z BT2 board z GT2 board (22”) z GT3 board (32”)
  • Page 9: Triage Chart

    KLV-22, 32 T550A RM-GA016 2-7. Triage Chart 2-7-1. KLV-22T550A Failure No Power Sound NG Picture NG Panel Speaker 2-7-2. KLV-32T550A Failure No Power Sound NG Picture NG Panel Speaker – 8 –...
  • Page 10: Troubleshooting

    KLV-22, 32 T550A RM-GA016 SECTION 3 TROUBLESHOOTING 3.1 Flowchart Trouble Shooting Flowchart 1. NO POWER 2. SOUND NG Sound NG No Power Only speaker out? BT2 Board NG Check AC cable AC cable NG connection AUDIO_VCC (GT2:1, GT2:10V, GT3:13V) GT2 or GT3 Board NG STBY_VCC CN7000_1, 2pin on (GT2:13.2V, GT3:6.2V)
  • Page 11: Board Replacement Order

    KLV-22, 32 T550A RM-GA016 3.2 Board Replacement Order 3.2.1. LED 2x or 4x BLINKING 3.2.2. LED 8x BLINKING LED 8x BLINKING LED 2x or 4 x BLINKING Replace(OK) Speaker Replace(OK) GT2 or Replace BT2 Finish Replace BT2 Finish 3.2.3. LED 6x BLINKING 3.2.4.
  • Page 12: Disassembly

    1) The illustrations provided in this section might have slight difference from actual sets. 2) Refer to Removal & Installation of Rear Cover and Switch Unit Procedure in Section 1 Safety Notes. 4-1. KLV-22T550A 4-1-1. Stand Assy Removal 4-1-2. Rear Cover Removal...
  • Page 13: Klv-32T550A

    KLV-22, 32 T550A RM-GA016 4-2. KLV-32T550A 4-2-1. Rear Cover Removal 4-2-2. Stand Assy Removal Two screws 1 Four screws (+PSW M3 X 5) (+PSW M5 X 16) Two screws One screw (+BVTP 4 X 16) 2 Stand Assy (+BVTP 3 X 12) Two screws Two screws (+BVTP 3 X 12)
  • Page 14 KLV-22, 32 T550A RM-GA016 4-2-7. LCD Panel Bezel Assy Removal 2 Harness with connector 1 Three screws (+BVTP2 4 X 16) 3 LCD panel 4 Bezel assy – 13 –...
  • Page 15: Wire Dressing

    --> avoid disconnection of wires. 2. Make sure wires are kept away from sharp edges, heatsinks & other Hook high-temperature parts. 5-1. KLV-22T550A 5-1-1. Wiredressing Overview i) Non-CISPR model ii) CISPR model 5-1-2. P3 Area 1) Insert LVDS to panel and attach Sheet Core, C as in the picture shown.
  • Page 16 KLV-22, 32 T550A RM-GA016 5-1-3. P4 Area 5-1-4. P5 Area 1) Insert Connector Assy 10P to HT3. Right Speaker Attach HT3 PWB to switch Guide on Bezel. 1) Attach LCD, Tape on spk and main bracket after insert the spk 2) Attach Sheet Core, C (X2) to main bracket as shown.
  • Page 17: Klv-32T550A

    KLV-22, 32 T550A RM-GA016 5-2. KLV-32T550A 5-2-1. Wiredressing Overview i) Non-CISPR model ii) CISPR model 5-2-2. P3 Area 1) Insert SP Conn Assy 4P to speakers as shown. 2) Attach LCD, Tape to speaker and panel as shown. (X3) 3) Insert Connector Assy 14P to inverter as in the picture SLCD panel panel Spk Conn Assy 4P...
  • Page 18 KLV-22, 32 T550A RM-GA016 5-2-3. P4 Area 1) Insert Connector Assy 10P to HT3 1) Insert Spk Conn Assy 4P to speaker 2) Attach Sheet Core, C (X1) to main bracket as shown. Attach LCD, Tape to Spk Conn Assy 4P on the speaker.
  • Page 19: Service Adjustments

    KLV-22, 32 T550A RM-GA016 SECTION 6 SERVICE ADJUSTMENTS Note 6-3. Control keys via Remote Commander. All data have been set for optical viewing for customers. Buttons on the Remote Commander to access the service This section serves for informational purpose only. menu items and adjust the data values.
  • Page 20 KLV-22, 32 T550A RM-GA016 6-4-3. White Balance Adjustment 6-4-2. Resetting the User Menu- Factory Reset Test Pattern: While TV on standby mode, press the following sequence a) Connect video signal of white to video input on the Remote commander. b) Restort to original value : Color temp=0, Picture=Max,Brightness=50,Backlight=max While TV on standby mode, press the following sequence on the Remote commander.
  • Page 21 KLV-22, 32 T550A RM-GA016 6-5. Table 1 l a i t s i . y l i t l 0 " T " " V , I : A " " o B " " " r " K " I " "...
  • Page 22: Diagrams

    KLV-22, 32 T550A RM-GA016 SECTION 7 DIAGRAMS 7-1. BLOCK DIAGRAM 7-1-1. BT2 Board – 21 –...
  • Page 23 KLV-22, 32 T550A RM-GA016 – 22 –...
  • Page 24 KLV-22, 32 T550A RM-GA016 – 23 –...
  • Page 25 KLV-22, 32 T550A KLV-22, 32 T550A RM-GA016 RM-GA016 7-1-2. GT3 Board (32T550A) GT3 BOARD D6122 IC6105 T6102 D6129 D6201 D6109 D6101 D6143 Q6107 PH6106 PH6102 D6122 Q6108 IC6201 CN6202 IC6103 11 STBY5.8V PH6103 CN6202 Q6201 13 POWER_ON D6145 D6115 Q6202, Q6105, Q6104 IC6104...
  • Page 26 KLV-22, 32 T550A RM-GA016 7-1-3. GT2 Board (22T550A) CN6201 Q6201 AUDIO-W 13.2V CN6202 Q6202 AUDIO 10V CN6202 STDBY 13.2V CN6202 T6103 Q6203 13.2V D6108 CN6101 F6101 D6202 AC (L) T6101 T6104 D6205 D6207 D6204 IC6100 CN6202 Q6204 P ON PH6102 PH6103 IC6201 Q6101...
  • Page 27 KLV-22, 32 T550A RM-GA016 7-1-4. HT3 Board HT3 BOARD CN1000 IC1000 CN1000 Q1003 BT BOARD CN1000 Q1002 CN1000 Q1001 D2804 D2801 – 27 –...
  • Page 28: Connector Diagram

    KLV-22, 32 T550A RM-GA016 7-2. CONNECTOR DIAGRAM 7-2-1. KLV-22T550A T-CON CNF1(30) Speaker L, R Inverter, Backlight CN(2) LVDS CN(2) CN6701(4) CN6202(11) CN6702(2) CN6704(2) Power, Standby, Audio VCC, Main VCC Hotel CN3008(30) CN3007(5) Speaker R Speaker L CN3002(18) CN6101(3) CN6705(2) CN6707(2)
  • Page 29: Circuit Board Location

    KLV-22, 32 T550A RM-GA016 7-3. CIRCUIT BOARD LOCATION 7-3-2. KLV-32T550A 7-3-1. KLV-22T550A GT2 Board GT3 Board BT2 Board BT2 Board HT3 Board HT3 Board 7-4. SCHEMATIC DIAGRAM 7-5. PRINTED WIRING BOARDS Board Function Note I/O, AV INPUT/OUTPUT, HDMI, Due to complexity of the board, performing...
  • Page 30: Exploded Views

    SCREW +BVTP 3X12 TYPE2 IT-3 2-580-663-02 SCREW, WOOD 3.8X20 Note: The illustrations provided in this section might have slight difference from actual set. 8-1. KLV-22T550A 8-1-1. REAR CABINET AND STAND ASSY REF. NO. PART NO. DESCRIPTION REMARK REF. NO. PART NO.
  • Page 31 KLV-22, 32 T550A RM-GA016 8-1-2. BOARDS, SPEAKERS, BEZEL AND PANEL REF. NO. PART NO. DESCRIPTION REMARK X-2349-577-1 BEZEL (22) ASSY 52 ! 1-802-935-11 LCD PANEL (21.6 INCH WXGA TFT) 4-131-443-01 BRACKET, SIDE JACK A-1730-515-A BT2 MOUNT (SERVICE) (22T550A (SOGUL, SAUDI ARABIA, MALAYSIA, SINGAPORE, ARM, INDONESIA, INDIA, PHILIPPINES,VIETNAM)) A-1735-195-A BT2 MOUNT (SERVICE)
  • Page 32: Klv-32T550A

    KLV-22, 32 T550A RM-GA016 8-2.KLV-32T550A 8-2-1. REAR CABINET AND STAND ASSY REF. NO. PART NO. DESCRIPTION REMARK X-2349-594-1 REAR COVER (32) ASSY * 3-106-086-01 COVER, ECS * 4-115-101-02 COVER, ECS * 4-127-924-02 COVER, ECS(S) 4-138-855-01 COVER, MS/USB X-2349-595-1 STAND (32) ASSY –...
  • Page 33 KLV-22, 32 T550A RM-GA016 8-2-2. BOARDS, SPEAKERS, BEZEL AND PANEL REF. NO. PART NO. DESCRIPTION REMARK X-2349-593-1 BEZEL(32) ASSY 52 ! 1-802-932-11 LCD PANEL (32 INDIACH WXGA TFT) ! 1-802-932-31 LCD PANEL (32 INDIACH WXGA TFT) 4-131-443-01 BRACKET, SIDE JACK A-1729-495-A BT2 MOUNT (SERVICE) (32T550A (SOGUL, SAUDI ARABIA, MALAYSIA, SINGAPORE, ARM, INDONESIA, INDIA, IRAN,...
  • Page 34: Electrical Parts List

    • MMH : mH, UH : µH noted. REF NO. PART NO. DESCRIPTION REMARK REF NO. PART NO. DESCRIPTION REMARK 9-1. KLV-22T550A 4-152-018-11 MANUAL, INSTRUCTION (22T550A (INDIA, PHILIPPINES, VIETNAM)) 4-152-018-31 MANUAL, INSTRUCTION A-1730-515-A BT2 MOUNT (SERVICE) (22T550A (PHILIPPINES,VIETNAM)) (22T550A (SOGUL, SAUDI ARABIA, MALAYSIA,...
  • Page 35: Klv-32T550A

    (32T550A (SOGUL, SAUDI ARABIA, MALAYSIA, 1-487-316-11 REMOTE COMMANDER (RM-GA016) SINGAPORE, ARM, INDONESIA)) 1-487-316-31 REMOTE COMMANDER (RM-GA016W) 9-885-123-43 REMOTE COMMANDER BATTERY COVER 9-885-131-73 REMOTE COMMANDER BATTERY COVER Sony Corporation Sony EMCS (Malaysia) Sdn. Bhd. English 9-888-120-01 TVEG  2009.6 – 35 –...
  • Page 36 TV. KLV-22T550A These installation instructions are included within this TV’s instructions manual. Printed on 70% or more recycled paper using VOC (Volatile Organic Compound)-free vegetable oil based ink. Printed in Malaysia © 2009 Sony Corporation 4-153-019-11(1)

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