Panasonic TH-47LFT30W Service Manual

Panasonic TH-47LFT30W Service Manual

Full hd lcd display
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TABLE OF CONTENTS

1 Safety Precautions----------------------------------------------- 3
1.1. General Guidelines---------------------------------------- 3
1.2. Touch-Current Check ------------------------------------- 3
2 Warning -------------------------------------------------------------- 4
2.2. About lead free solder (PbF)---------------------------- 5
2.3. Precautions for Installation ------------------------------ 6
3 Service Navigation ----------------------------------------------- 9
3.2. Applicable signals ----------------------------------------10
4 Specifications ----------------------------------------------------12
5 Operating Instructions-----------------------------------------13
6 Service Mode -----------------------------------------------------15
6.1. Service Menu Function (1) -----------------------------15
6.2. Service Menu Function (2) -----------------------------16
6.3. Service Mode Function (1) -----------------------------17
6.4. Service Mode Function (2) -----------------------------18
7 Troubleshooting Guide ----------------------------------------19
Model No.
Manufacturing ID No. and Destination
TH-47LFT30WU : North and Latin America
TH-47LFT30WA : Oceania
TH-47LFT30W : Other
PAGE
8.1. SERVICE INSTRUCTIONS --------------------------- 20
8.2. Disassembly Procedure Chart ------------------------ 21
8.3. Preparation ------------------------------------------------ 22
8.6. Removing the AV covers ------------------------------- 22
8.7. Removing the air filters --------------------------------- 23
8.9. Removing the back plate------------------------------- 23
8.10. Arrangement of the board------------------------------ 24
touch screen)---------------------------------------------- 24
8.12. Removing the cabinet back---------------------------- 25
8.14. How to replace the main board ----------------------- 26
8.15. How to replace the jack board ------------------------ 26
8.16. How to replace the power board --------------------- 26
8.17. How to replace the fan---------------------------------- 26
© Panasonic Corporation 2011
Unauthorized copying and distribution is a violation
of law.
Order Number MTV1111123CE
FULL HD LCD Display
TH-47LFT30W
PAGE

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Summary of Contents for Panasonic TH-47LFT30W

  • Page 1: Table Of Contents

    FULL HD LCD Display TH-47LFT30W Model No. Manufacturing ID No. and Destination TH-47LFT30WU : North and Latin America TH-47LFT30WA : Oceania TH-47LFT30W : Other TABLE OF CONTENTS PAGE PAGE 1 Safety Precautions----------------------------------------------- 3 8 Disassembly and Assembly Instructions--------------- 20 1.1. General Guidelines---------------------------------------- 3 8.1.
  • Page 2 8.24. Position for the hook holds cables ------------------- 31 8.25. How to replace the cabinet back --------------------- 31 8.26. How to replace the airflow sensor ------------------- 32 8.27. How to replace the Panasonic badge--------------- 32 8.28. How to replace the gaskets---------------------------- 32 9 Measurements and Adjustments -------------------------- 34 9.1.
  • Page 3: Safety Precautions

    TH-47LFT30W 1 Safety Precautions 1.1. General Guidelines 1. When conducting repairs and servicing, do not attempt to modify the equipment, its parts or its materials. 2. When wiring units (with cables, flexible cables or lead wires) are supplied as repair parts and only one wire or some of the wires have been broken or disconnected, do not attempt to repair or re-wire the units.
  • Page 4: Warning

    TH-47LFT30W 2 Warning 2.1. Prevention of Electrostatic Discharge (ESD) to Electrostatically Sensi- tive (ES) Devices Some semiconductor (solid state) devices can be damaged easily by static electricity. Such components commonly are called Elec- trostatically Sensitive (ES) Devices. Examples of typical ES devices are integrated circuits and some field-effect transistors and semiconductor “chip”...
  • Page 5: About Lead Free Solder (Pbf)

    TH-47LFT30W 2.2. About lead free solder (PbF) Note: Lead is listed as (Pb) in the periodic table of elements. In the information below, Pb will refer to Lead solder, and PbF will refer to Lead Free Solder. The Lead Free Solder used in our manufacturing process and discussed below is (Sn+Ag+Cu).
  • Page 6: Precautions For Installation

    TH-47LFT30W 2.3. Precautions for Installation...
  • Page 7 TH-47LFT30W...
  • Page 8 TH-47LFT30W...
  • Page 9: Service Navigation

    Destination can be confirmed by Manufacturing ID No. indicated in the Model Name Plate as following figure. TH-47LFT30WU : North and Latin America TH-47LFT30WA : Oceania TH-47LFT30W : Other The principal different points are AC power cord, Carton box, owners manual and set up guide.
  • Page 10: Applicable Signals

    TH-47LFT30W 3.2. Applicable signals...
  • Page 11 TH-47LFT30W...
  • Page 12: Specifications

    TH-47LFT30W 4 Specifications For USA, Canada and Mexico For Europe and Asia Power Source 110 - 127 V AC, 50/60Hz 220 - 240 V AC, 50/60 Hz Power Consumption Power on 310 W 300 W Stand-by condition Save off 0.2 W, Save off 0.3 W,...
  • Page 13: Operating Instructions

    TH-47LFT30W 5 Operating Instructions...
  • Page 14 TH-47LFT30W...
  • Page 15: Service Mode

    TH-47LFT30W 6 Service Mode 6.1. Service Menu Function (1)
  • Page 16: Service Menu Function (2)

    TH-47LFT30W 6.2. Service Menu Function (2)
  • Page 17: Service Mode Function (1)

    TH-47LFT30W 6.3. Service Mode Function (1)
  • Page 18: Service Mode Function (2)

    TH-47LFT30W 6.4. Service Mode Function (2)
  • Page 19: Troubleshooting Guide

    TH-47LFT30W 7 Troubleshooting Guide...
  • Page 20: Disassembly And Assembly Instructions

    TH-47LFT30W 8 Disassembly and Assembly Instructions 8.1. SERVICE INSTRUCTIONS...
  • Page 21: Disassembly Procedure Chart

    TH-47LFT30W 8.2. Disassembly Procedure Chart...
  • Page 22: Preparation

    TH-47LFT30W 8.3. Preparation 8.5. Disassembling the metal wall hanging fittings Please pull soft cloth etc. not to damage a screen and please turn the front of a main part down and lay it down. 1. Undo four screws (SPECIAL SCREW 5X12) to remove the metal wall hanging fittings.
  • Page 23: Removing The Air Filters

    TH-47LFT30W • The replacement AV cover is a single unit part including the • Cleaning air filters is required, because dust and dirt builds warning label and gel for the wire outlet. up in air filters during use. Clean any dust and dirt adhering to the air filters, and around the unit, using a vacuum cleaner.
  • Page 24: Arrangement Of The Board

    TH-47LFT30W 2. Undo the screws shown in the drawing, which hold the 1. Remove 17 screws which hold the cabinet front and cabi- back plate. net back together. (SPECIAL SCREW 4X12) • A: SPECIAL SCREW 4X12, 20 • B: SPECIAL SCREW 5X12, 8 3.
  • Page 25: Removing The Cabinet Back

    TH-47LFT30W 4. The top part of the cabinet front and cabinet back are • Pull out the coupler K601 for the power board. made like a hinge. Lift the bottom of the cabinet (on the • Undo the screws holding the earthed wire.
  • Page 26: Removing The Main Board And Jack Board

    TH-47LFT30W 4. Lift the cabinet back, keeping it horizontal to remove it. 2. Replace the main board with the replacement board. Precautions for removing and fitting the main board Aluminium tape is affixed on the main board USB pin and metal pin fitting.
  • Page 27: How To Replace The Lcd Panel

    TH-47LFT30W 3. Remove four screws which secure the fan holder and 4. Remove six screws (three on each side) which hold the detach the fan, then replace with the replacement fan. cover-fan-side assembly from side. (SCR (SCR BIN+SW+W 4X20) BIN+SW+W 4X10) 5.
  • Page 28: How To Replace The Main Switch Board And Rc Led Board

    TH-47LFT30W 7. Slide the cover-fan-side assembly to the sideways to 11. Undo five screws to remove the cover panel Bottom. remove it. There are cables as shown in the photo. Take (SCR BIN+SW+W 4X10) care not to cut them while removing the cover-fan-side assembly.
  • Page 29: How To Replace The Power Cord

    TH-47LFT30W 2. Undo the two screws to remove the main switch board 3. Pull the power cord out of the hole in the waterproof nut. from the metal holder fitting and replace it with the replacement board. (SCR BIN+SW+W3X6) 4. Undo the waterproof nut using a spanner to disassemble 3.
  • Page 30: How To Replace The Gaskets

    TH-47LFT30W 8. Fit the waterproof nuts A and B (out of A, B, and C) and 12. Fit one ferrite core with a CV band on the power-board- rubber packing to the power cord in the position shown in side connector part of the power cord.
  • Page 31: How To Remove The Handles

    TH-47LFT30W 8.22. How to remove the handles 8.24. Position for the hook holds cables Take the following steps to change the handles when the han- dle gets damaged, etc. The position for fitting the hook for holding cables, etc. is as 1.
  • Page 32: How To Replace The Airflow Sensor

    8.27. How to replace the Panasonic badge * The Panasonic badge is attached to the replacement cab- inet front, but the Panasonic badge itself can be also sup- plied as a single part. Take the following steps to replace the Panasonic badge.
  • Page 33 TH-47LFT30W...
  • Page 34: Measurements And Adjustments

    TH-47LFT30W 9 Measurements and Adjustments 9.1. About a setup of a touch panel • Please carry out [the calibration of touch panel] after exchanging touch panels. • When setting up a touch panel, the personal computer with which driver software was installed is required.
  • Page 35 TH-47LFT30W...
  • Page 36 TH-47LFT30W...
  • Page 37 TH-47LFT30W...
  • Page 38 TH-47LFT30W...
  • Page 39: Block Diagram

    TH-47LFT30W 9 Block Diagram TH-47LFT30 Block Diagram 1/3 K18A POWER BOARD COLD MAIN BOARD KIV2 D650 24VP 24VP LCD PANEL 3.3V_I/O 412V (P3/3) Q602 KLVP 24VP 400/3A Q4001 DCR_VBR PWM1 T6011 DCR_IN Q604 IC633 Q604 KIV1 OPC_EN OPC_EN BLON PEL-TEST...
  • Page 40 TH-47LFT30W TH-47LFT30 Block Diagram 2/3 DDR SDRAM 5VSTB MCU_5V IC2005 IC5500 MAIN BOARD IC2008 IC5501 KSPR KSPL RXD0 TXD1 IC2007 Q7206 Main Chip MCU_5V 12V_PWR IC7200 IC2006 UART-SW TXD0 IC2009 RXD1 3.3VSTB MUTE PWM1 TO LCD PANEL SUB MCU OPC_EN...
  • Page 41 TH-47LFT30W TH-47LFT30 Block Diagram 3/3 POWER MAIN BOARD BOARD IC3800 KTH1 to TEMPERATURE FN905 KFN6 K18A SENSOR TEMP1 5VSTB Q4316 12V_FAN4 TEMP2 (INTAKE) TEMP3 Q4317 KTH2 FAN_ON6 to TEMPERATURE Q4322 FAN_LOCK6 MAIN CHIP SENSOR PWM2 IC7200 (INTAKE) 24VP 24VP 12V_FAN2...
  • Page 42: Wiring Connection Diagram

    TH-47LFT30W 11 Wiring Connection Diagram 11.1. Wiring Connection Diagram (1)
  • Page 43 TH-47LFT30W...
  • Page 44: Wiring Connection Diagram (2)

    TH-47LFT30W 11.2. Wiring Connection Diagram (2)
  • Page 45: Wiring Connection Diagram (3)

    TH-47LFT30W 11.3. Wiring Connection Diagram (3)
  • Page 46: Wiring Connection Diagram (4)

    TH-47LFT30W 11.4. Wiring Connection Diagram (4)
  • Page 47: Wiring Connection Diagram (5)

    TH-47LFT30W 11.5. Wiring Connection Diagram (5)
  • Page 48: Wiring Connection Diagram (6)

    TH-47LFT30W 11.6. Wiring Connection Diagram (6)
  • Page 49: Wiring Connection Diagram (7)

    TH-47LFT30W 11.7. Wiring Connection Diagram (7)
  • Page 50: Wiring Connection Diagram (8)

    TH-47LFT30W 11.8. Wiring Connection Diagram (8)
  • Page 51: Wiring Connection Diagram (9)

    TH-47LFT30W 11.9. Wiring Connection Diagram (9)
  • Page 52: Wiring Connection Diagram (10)

    TH-47LFT30W 11.10. Wiring Connection Diagram (10)
  • Page 53: Exploded View And Replacement Parts List

    TH-47LFT30W 12 Exploded View and Replacement Parts List 12.1. Exploded View and Mechanical Replacement Parts List 12.1.1. Exploded View 12.1.1.1. Exploded View (1)
  • Page 54 TH-47LFT30W 12.1.1.2. Exploded View (2)
  • Page 55 TH-47LFT30W 12.1.1.3. Exploded View (3)
  • Page 56 TH-47LFT30W 12.1.1.4. Exploded View (4)
  • Page 57 TH-47LFT30W 12.1.1.5. Exploded View (5)
  • Page 58 TH-47LFT30W 12.1.1.6. Exploded View (6)
  • Page 59 TH-47LFT30W 12.1.1.7. Exploded View (7)
  • Page 60 TH-47LFT30W 12.1.1.8. Exploded View (8)
  • Page 61 TH-47LFT30W 12.1.1.9. Exploded View (9)
  • Page 62 TH-47LFT30W 12.1.1.10. Exploded View (10)
  • Page 63 TH-47LFT30W 12.1.1.11. Packing...
  • Page 64: Mechanical Replacement Parts List

    TH-47LFT30W 12.2. Mechanical Replacement Parts List Safety Ref. Part No. Part Name & Remarks Description Safety Ref. Part No. Part Name & Remarks T6103576534 SETUP GUIDE Description (KAZAKHSTAN) T6103593890 CABINET FRONT T6103576541 SETUP GUIDE ASSY (NORWEGIAN) T6103571119 GASKET FRONT T6103576558...
  • Page 65 TH-47LFT30W Safety Ref. Part No. Part Name & Remarks Description T6103576688 STANDARD WIRE Chap. 11.2- ASSY (K6C-K16C) T6103576695 STANDARD WIRE Chap. 11.2- ASSY (K8A-K18A) T6103576701 STANDARD WIRE Chap. 11.2- ASSY (K6A-K16A) T6103576718 STANDARD WIRE Chap. 11.2- ASSY (KIV2-CN01) T6103576725 STANDARD WIRE Chap.
  • Page 66: Electrical Replacement Boards List

    TH-47LFT30W 12.3. Electrical Replacement Boards list Note: All boards are Non serviceable. Safety Ref. Part No. Part Name & Remarks Description T6103568546 CIRCUIT BOARD (MAIN) T6103569628 CIRCUIT BOARD (JACK) T6103569635 CIRCUIT BOARD (KEY SW) T6103569659 CIRCUIT BOARD (RC+LED) T6103570396 CIRCUIT...

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