Panasonic TX-P42GT60B Service Manual
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Panasonic TX-P42GT60B Service Manual

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TX-P42GT60B
Model No.
TX-P42GT60Y
GPF16D-E Chassis
© Panasonic Corporation 2013.
Unauthorized copying and distribution is a violation
of law.
ORDER NO.PCZ1304093CE
Plasma Television

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Summary of Contents for Panasonic TX-P42GT60B

  • Page 1 ORDER NO.PCZ1304093CE Plasma Television TX-P42GT60B Model No. TX-P42GT60Y GPF16D-E Chassis © Panasonic Corporation 2013. Unauthorized copying and distribution is a violation of law.

  • Page 2: Table Of Contents

    TABLE OF CONTENTS PAGE 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 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

    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 Function Power Supply Main AV input, processing Remote receiver, Power LED, C.A.T.S. sensor Data Driver (Lower Right) Data Driver (Lower Left) Scan Drive Sustain Drive Sustain out (Lower)

  • Page 7: Specifications

    NTSC disc playback from DVD player and recorder. M.NTSC Playback from M.NTSC Video recorders (VCR). NTSC (AV input only) Playback from NTSC Video recorders (VCR). • Check the latest information on the available services at the following website. http://panasonic.net/viera/support...
  • Page 8 0 °C - 40 °C Usage temperature range Battery Coin-shaped lithium battery CR2025 Operation time: Approx. 75 hours in continuous use of the battery made by Panasonic Materials Main body: Resin Lens section: Liquid crystal glass Electronic Touch Pen (B) Dimensions Length: 186.7 mm...

  • Page 9: Technical Descriptions

    Keys One-to-One CI Plus DTCP-IP WIDEVINE Netflix (For USB Rec.) TX-P42GT60B TX-P42GT60Y 5.2. USB HDD Recording 5.2.1. General information: Digital TV programmes can be recorded in USB HDD. A One-to-One key generated in A-board by SELF CHECK binds TV and USB-HDD for communication.

  • Page 10: 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 [ RED ] button of the remote control three times within 2 seconds. Note: Service Mode can not be entered when 3D signal input.
  • Page 11 6.1.4. Contents of adjustment mode • Value is shown as a hexadecimal number. • Preset value differs depending on models. • After entering the adjustment mode, take note of the value in each item before starting adjustment. Main item Sub item Sample Data Remark ADJUST...

  • Page 12: Option - Mirror

    6.2. Option - Mirror Picture can be reversed left and right or up and down. 00 : Default (Normal picture is displayed) 01 : Picture is reversed left and right. 02 : Picture is reversed up and down. Hint : If the defective symptom (e.g. Vertical bar or Horizontal bar) is moved by selection of this mirror, the possible cause is in A-board.

  • Page 13: Drv Check - Usbhdd Check

    6.4. DRV Check - USBHDD Check 1. Select [DRV Check - USBHDD Check] in Service Mode. 2. Press [OK] button on the remote control for more than 3 seconds. 6.5. Hotel mode 1. Purpose Restrict a function for hotels. Item Function 2.

  • Page 14: Data Copy By Usb Memory

    6.6. Data Copy by USB Memory Note: SD card can not be used for Data Copy. 6.6.1. 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 15 6.6.3. 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 16 6.6.4. 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 17: 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 18: 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 19: No Power

    7.3. No Power First check point There are following 3 states of No Power indication by power LED. 1. No lit 2. Green is lit then turns red blinking a few seconds later. (See Power LED Blinking timing chart) 3. Only red is lit. 7.4.

  • Page 20: Local Screen Failure

    7.5. Local screen failure Plasma display may have local area failure on the screen. Fig-1 is the possible defect P.C.B. for each local area. Fig-1...

  • Page 21: 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.

  • Page 22: Disassembly Procedure For The Unit

    8.2. Disassembly Procedure for the Unit 8.2.1. Remove the Pedestal stand 8.2.4. Remove the Wi-Fi module 1. Remove the Plasma panel section from the servicing 1. Remove the screw (×1 ) and remove the Wi-Fi stand and lay on a flat surface such as a table (covered module.
  • Page 23 8.2.7. Remove the P-Board 8. Remove the screws (×5 9. Remove the Heatsinks (bottom-1, -2), the Thermal Caution: To remove P.C.B. wait 1 minute after power was off for conductive sheet and the Heat rubber. discharge from electrolysis capacitors. 1. Unlock the hooks and the tapes to free the cables 2.
  • Page 24 8.2.11. Remove the Woofer 8.2.13. Remove the SS-Board 1. Unlock the hooks and the tapes to free the cables. 1. Disconnect the connector (SS11). 2. Disconnect the Relay connector. 2. Disconnect the flexible cable (SS33). 3. Disconnect the flexible cable (SS52). 3.
  • Page 25 8.2.16. Remove the Metal bracket bottom 8.2.18. Remove the Cabinet assy from the Plasma panel section , ×2 1. Remove the screws (×4 ) and the Metal bracket bottom. 1. Place the Cabinet assy on a flat surface of a table (covered by a soft cloth) and a cushion.
  • Page 26 8.2.19. Remove the Contact metals 8.2.22. Replace the Plasma panel Caution: 1. Remove the screws (×14 Place the Plasma panel on a flat surface of a table 2. Remove the Contact metal side (L, R). (covered by a soft cloth) and a cushion. 3.

  • Page 27: Measurements And Adjustments

    9 Measurements and Adjustments 9.1. Adjustment 9.1.1. Vsus selection Caution: When Plasma panel or A-board is replaced, Vsus should be set to LOW or HIGH. Procedure 1. Go into main item [VSUS] in Service Mode. LOW or HIGH will be displayed. 2.
  • Page 28 9.1.2. White balance adjustment Name of measuring instrument Remarks Color analyzer (Minolta CS-2000 or equivalent) Procedure Remarks 1. Enter the Service mode. 2. Receive the Analog-RF (except for no signal) or set CVBS/YUV/HDMI (no signal is available). 3. Select [WB-ADJ] by using [1] and [2] key in the remote controller. 4.

  • Page 29: Block Diagram

    10 Block Diagram 10.1. Main Block Diagram MAIN AV INPUT,PROCESSING CI SLOT HDMI1-3 (HDMI2) TMDS DATA ETHERNET DATA Parallel_TS(SAT) HDMI I/F LAN CON I/F ETHERPHY ETHERNET ARCOUT TUNER IF_P/N IF_P/N SD CARD DATA Parallel_ SD CARD SD CARD I/F TS(FE) DVB-T2 DEMOD.

  • Page 30: Block (1/4) Diagram

    10.2. Block (1/4) Diagram JK8600 SPEAKER_L SPEAKER_R WOOFER SD CARD D3101 DIGITAL JK8602A JK8603C JK8606B JK8601B JK8605 JK4701A JK4702A JK4703A AUDIO TU6702 ETHERNET USB3-HDD USB1 USB2 WiFi MAIN AV INPUT,PROCESSING TER IN SAT IN HDMI1 HDMI2 HDMI3 TUNER LNB POWER IC6850 SUPPLY DMD_...

  • Page 31: Block (2/4) Diagram

    10.3. Block (2/4) Diagram MAIN AV INPUT,PROCESSING X9500 20MHz IC9500 IC9300 PD6H LVDS DATA LVDS DATA LVDS RX LVDS TX VIDEO DATA IC9503 GCX1.1V PLASMA AI VIDEO DATA GCX1.1V DCDCGCX F15V LVDS DATA SYSTEM_BUS PA2001 H/V Sync Control VIDEO DATA 1.1V +1.1V P3.3V...

  • Page 32: Block (3/4) Diagram

    10.4. Block (3/4) Diagram POWER SUPPLY COLD COLD Q300-Q303 D105 F102 RESONANCE D600 Q600 T301 Q100 IC600 L100 Q101 L101 T303 CONTROL ERROR DET Q102 Q103 T302 Q701 D700 Q702 IC100 D704 Q601 DRIVER IC300 Vsus Q602 Vsus RESONANCE D302 CONTROL SS11 Q004...

  • Page 33: Block (4/4) Diagram

    10.5. Block (4/4) Diagram SCAN DRIVE SUSTAIN DRIVE Reference Voltage Vsus Lo : 213V SRV_VSUS Vsus Hi : 218V IC16784,85 Reference Voltage Vsus Vad = 205 5V(VFG_BASE) PC16897 Reference Voltage SRV_VSUS Vsus Lo : 213V IPD CIRCUIT TPVAD Vsus Hi : 218V T16471 IC16600 D16618...

  • Page 35: 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 36: Wiring (2)

    11.3. Wiring (2) 11.4. Wiring (3)

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