Panasonic TC-58AX800U Service Manual
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Panasonic TC-58AX800U Service Manual

58 inch class 4k ultra hd tv
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58 inch Class 4K Ultra HD TV
TC-58AX800U
Model No.
LA52 Chassis
© Panasonic Corporation 2014.
Unauthorized copying and distribution is a violation
of law.
ORDER NO. MTNC140315CE

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  • Page 1 ORDER NO. MTNC140315CE 58 inch Class 4K Ultra HD TV TC-58AX800U Model No. LA52 Chassis © Panasonic Corporation 2014. Unauthorized copying and distribution is a violation of law.

  • Page 2: Table Of Contents

    TABLE OF CONTENTS PAGE 1 Safety Precautions -----------------------------------------------3 1.1. General Guidelines ----------------------------------------3 1.2. Touch-Current Check--------------------------------------3 2 Warning --------------------------------------------------------------4 2.1. Prevention of Electrostatic Discharge (ESD) to Electrostatically Sensitive (ES) Devices ----------4 2.2. About lead free solder (PbF) ----------------------------5 3 Service Navigation------------------------------------------------6 3.1.

  • Page 3: Safety Precautions

    1 Safety Precautions 1.1. General Guidelines 1. When servicing, observe the original lead dress. If a short circuit is found, replace all parts which have been overheated or damaged by the short circuit. 2. After servicing, see to it that all the protective devices such as insulation barriers, insulation papers shields are properly installed.

  • Page 4: Warning

    2 Warning 2.1. Prevention of Electrostatic Discharge (ESD) to Electrostatically Sensitive (ES) Devices Some semiconductor (solid state) devices can be damaged easily by static electricity. Such components commonly are called Electrostatically Sensitive (ES) Devices. Examples of typical ES devices are integrated circuits and some field-effect transistors and semiconductor [chip] components.

  • Page 5: About Lead Free Solder (Pbf)

    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). That is Tin (Sn), Silver (Ag) and Copper (Cu) although other types are available.

  • Page 6: Service Navigation

    3 Service Navigation 3.1. PCB Layout Board Name Main Device A-Board TUN, OFDM, ADV, LD4, STBY EEP P-Board Power Supply GK-Board Function SW for LGD panel K-Board LED, RM, CATS FR-Board HE-Board HEVC ( Non serviceable, HE-Board should be exchanged for service ) MD-Board Human Activity Sensor...

  • Page 7: Specifications

    4 Specifications...

  • Page 8: Technical Descriptions

    5 Technical Descriptions 5.1. Specification of KEY for DTCP-IP, WMDRM and Widevine 5.1.1. General information: 1. eMMC (IC8903) for spare parts has the seed of KEY for each. 2. The final KEY data will be generated by Main IC (IC8000) when SELF CHECK was done and are stored in both Main IC (IC8000) and eMMC (IC8903).

  • Page 9: Service Mode

    6 Service Mode 6.1. How to enter into Service Mode 6.1.1. Purpose/ After exchange parts, check and adjust the contents of adjustment mode. While pressing [VOLUME ( - )] button of the main unit, press [INFO] button of the remote control three times within 2 seconds. 6.1.2.

  • Page 10: Srv-Tool

    6.2. SRV-TOOL 6.2.1. How to access 1. Select [SRV-TOOL] in Service Mode. 2. Press [OK] button on the remote control. 6.2.2. Display of SOS History SOS History (Number of LED blinking) indication. From left side; Last SOS, before Last, three occurrence before, 2nd occurrence after shipment, 1st occurrence after shipment. This indication except 2nd and 1st occurrence after shipment will be cleared by [Self-check indication and forced to factory shipment setting].

  • Page 11: Hotel Mode

    6.3. Hotel mode 1. Purpose Restrict a function for hotels. Item Function 2. Access command to the Hotel mode setup menu Mode Select hotel mode On/Off In order to display the Hotel mode setup menu: Input Select input signal modes. While pressing [VOLUME (-)] button of the main unit, Set the input, when each time power is switched on.

  • Page 12: Data Copy By Usb Memory

    6.4. Data Copy by USB Memory Note: SD card can not be used for Data Copy. 6.4.1. Purpose (a) Board replacement (Copy the data when exchanging A-board): When exchanging A-board, the data in original A-board can be copied to USB Memory and then copy to new A-board. (b) Hotel (Copy the data when installing a number of units in hotel or any facility): When installing a number of units in hotel or any facility, the data in master TV can be copied to USB Memory and then copy to other TVs.
  • Page 13 6.4.3. Data copy from TV set to USB Memory 1. Turn on the TV set. 2. Insert USB Memory with a startup file (pwd file) to USB terminal. On-screen Display will be appeared according to the startup file automatically. 3. Input a following password for (a) or (b) by using remote control. (a) For Board replacement : 2770 (b) For Hotel : 4850 Data will be copied from TV set to USB Memory.
  • Page 14 6.4.4. Data copy from USB Memory to TV set 1. Turn on the TV set. 2. Insert USB Memory with Data to USB terminal. On-screen Display will be appeared according to the Data folder automatically. 3. Input a following password for (a) or (b) by using remote control. (a) For Board replacement : 2771 (b) For Hotel : 4851 Data will be copied from USB Memory to TV set.

  • Page 15: Troubleshooting Guide

    7 Troubleshooting Guide Use the self-check function to test the unit. 1. Checking the IIC bus lines 2. Power LED Blinking timing 7.1. Check of the IIC bus lines 7.1.1. How to access 7.1.1.1. Self-check indication only: Produce TV reception screen, and while pressing [VOLUME ( - )] button on the main unit, press [OK] button on the remote control for more than 3 seconds.

  • Page 16: Power Led Blinking Timing Chart

    7.2. Power LED Blinking timing chart 1. Subject Information of LED Flashing timing chart. 2. Contents When an abnormality has occurred the unit, the protection circuit operates and reset to the stand by mode. At this time, the defective block can be identified by the number of blinks of the Power LED on the front panel of the unit. Blinking Times Contents Check point...

  • Page 17: Disassembly And Assembly Instructions

    8 Disassembly and Assembly Instructions 8.1. Disassembly Flow Chart for the Unit This is a disassembly chart. When assembling, perform this chart conversely. 8.2. Disassembly Procedure for the Unit 8.2.1. Rear Pedestal 8.2.2. WiFi Dongle 1. Lay down the unit so that the rear cover faces upward. 1.
  • Page 18 8.2.3. Bluetooth cover 8.2.6. Back cover 1. Remove the screw (THEC1509). 1. Remove the screw (XTV3+8GFJK). 2. Remove the BT cover. 2. Remove the 4 M6 CAP. 3. Remove the 31 screws (THEC1509). 4. Remove the Back cover. 8.2.4. Inlet cover 1.
  • Page 19 8.2.9. WiFi Cable 8.2.11. A-Panel 1. Remove the screw (THEJ036J). 1. Remove the 3 screws (THEJ036J). 2. Remove the WiFi Cable. 2. Remove the Side AV bracket. 3. Remove the Bottom AV bracket. 8.2.10. P-Panel 4. Disconnect the connectors A02, A10, A12, A20, A23, 1.
  • Page 20 8.2.15. Heat Sink FR-Panel and HE-Panel 3. Remove the GK-Panel. 1. Remove the 4 screws (THEJ036J). 2. Remove the Heat sink. 8.2.13. FR-Panel 8.2.16. Ornament Cover L/R 1. Disconnect the connector FR20 and FR1. 2. Disconnect the flexible cables FR15, FR16, FR11 and 1.
  • Page 21 8.2.18. Metal Bracket L/R 8.2.21. Metal Bracket BTM 1. Remove the 4 screws (THEC1509). 1. Remove the 6 screws (THEJ024). 2. Remove the Metal Bracket L/R. 2. Remove the Metal Bracket BTM. 8.2.22. MD-Panel 1. Remove the MD-Panel. 2. Disconnect the connector MD1. 8.2.19.
  • Page 22 8.2.25. Vesa Metal 2. Remove the Cabinet. 1. Remove the 4 screws (THEJ024). 2. Remove the 4 vesa metals. 8.2.26. Assy, Rear Panel T/L/R. 1. Remove the 4 screws (THEC1509). 8.2.28. Metal Frame TOP-L 2. Remove the Assy Rear panel T, L and R. 1.
  • Page 23 8.2.30. Metal Frame L 1. Remove the 4 screws (THEJ036J). 2. Remove the 4 Metal Frame L. 8.2.31. Heat Sink 1. remove the 17 screws (THEJ036J). 2. Remove the 2 Heat Sink. 8.2.32. Positioning PIN 1. Remove the 2 positioning PIN.
  • Page 24 EMI processing 8.2.33.

  • Page 36: Measurements And Adjustments

    9 Measurements and Adjustments 9.1. Voltage chart of A-Board VOLTAGE TEST POINT SPECIFICATION SUB5V TP5420 4.80V - 5.30V USB5V TP5440 5.00V - 5.40V SUB3.3V TP5401 3.20V - 3.50V SUB1.5V TP8101 1.38V - 1.54V SUB1.1V TP8100 1.00V - 1.24V FPGA1.0V TP1803 0.96V - 1.06V FPGA1.0V_2 TP1808...

  • Page 37: Block Diagram

    10 Block Diagram 10.1. Main Block Diagram MAIN LED/RM/CATS SUB5V 3.3V IF1/2_P/N TUNER IF1/2_P/N STB3.3V STB3.3V POWER_LED POWER_LED REMOTE_IN REMOTE_RECEIVER C.A.T.S. SENSOR C.A.T.S. SENSOR HUMAN ACTIVITY SENSOR Y/PB/PR COMPONENT IN CVBS IN STB5V 3.3V HUMAN ACTIVITY HUMAN ACTIVITY L/R IN SENSOR SENSOR DIGITAL AUDIO OUT...

  • Page 38: Block (1/3) Diagram

    10.2. Block (1/3) Diagram POWER MAIN COLD COLD IC7301, IC7503 STB5V IC7201, Q7301, STB5V [SRV-5.3V] T7201,02 Q7302 T7301,02 PA7406 D7102 Q7201,03 RECTIFIER [SRV-16V] P16V CONVERTER Q7403,5 [SRV-16V] TP0001 P16V Q7402,4 STB5V P16V DETECT IC7402, P16V Q7408,09 Q7422,23 Q7202 Q7418 SUB_ON SUB_ON Q7205 HUM_ON...

  • Page 39: Block (2/3) Diagram

    10.3. Block (2/3) Diagram JK4704 JK3502 FACTORY FACTORY HDMI4 DISPLAY MAIN MAIN (2.0) PORT CN1600 CN3500 (FPGA) (DP-HDMI) STB5V P16V P16V IC1501 HDMI_SW_2 IC3606 RX1DDC I2C BUS RX2DDC REPEATER IC1602 STB5V STB5V X1500 27MHz LEVEL USB5V SHIFT HDMI_CEC SYSTEM_BUS IC1601 USB_DP/DN LVDS_DATA LEVEL...

  • Page 40: Block (3/3) Diagram

    10.4. Block (3/3) Diagram JK8600 WiFi SPEAKER_R SPEAKER_L WOOFER SD CARD SLOT JK3101A D3201 JK8650 JK8603 JK8601 JK8602 JK4701 JK4703 JK4702 Skype camera FACTORY TU6706 DIGITAL MAIN ETHERNET USB3(USB3.0) (built-in) USB1 USB2 AUDIO OUT ANT IN HDMI2 HDMI1 HDMI3 TV_TUNER CN0100 IIC_0 IIC_5...

  • Page 41: Wiring Connection Diagram

    11 Wiring Connection Diagram 11.1. Caution statement. Caution: Please confirm that all flexible cables are assembled correctly. Also make sure that they are locked in the connectors. Verify by giving the flexible cables a very slight pull. 11.2. Wiring (1)

  • Page 42: Wiring (2)

    11.3. Wiring (2)

  • Page 43: Wiring (3)

    11.4. Wiring (3)

  • Page 44: Wiring (4)

    11.5. Wiring (4) 11.6. Wiring (5)

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