Panasonic Viera TC-L55ET60 Service Manual Download | Manualshive

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9 Measurements and Adjustments

9.1.

Voltage chart of P-board

9.2.

Voltage chart of A-board

Power Supply Name

Test point

Spec

24V

TP7407

24±1.2V

16V

TP7410

15.7±0.6V

5VS

TP7501

5.3±0.2V

PFC

TP7201 or TP7202

390V ±15V

*HOT

Power Supply Name

Test point

Spec

PANEL12V

TP4000/4001

11.50V - 12.50V

SUB5V

TP5420

4.95V - 5.40V

SUB3.3V

TP5400

3.17V - 3.43V

SUB1.8V

TP8714

1.70V - 1.90V

SUB1.5V

TP8100

1.435V - 1.585V

SUB1.2V

TP8101

1.140V - 1.260V

JP_TU_2.5V

TP5705

2.38V - 2.62V

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Summary of Contents for Viera TC-L55ET60

Page 1: ... Panasonic Corporation 2013 Unauthorized copying and distribution is a violation of law ORDER NO MTNC130220CE B32 Canada B61 55 inch Class 1080p LCD HDTV Model No TC L55ET60 LA41 Chassis ...

Page 2: ... Mode 9 6 2 SRV TOOL 10 6 3 Hotel mode 11 6 4 Data Copy by USB Memory 12 7 Troubleshooting Guide 15 7 1 Check of the IIC bus lines 15 7 2 Power LED Blinking timing chart 16 7 3 LCD Panel test mode 16 8 Disassembly and Assembly Instructions 17 8 1 Disassembly Flow Chart for the Unit 17 8 2 Disassembly Procedure for the Unit 18 9 Measurements and Adjustments 26 9 1 Voltage chart of P board 26 9 2 Vo...

Page 3: ...en the jumpered AC plug and each exposed metallic cabinet part on the equipment such as screwheads connectors control shafts etc When the exposed metallic part has a return path to the chassis the reading should be 100 Mohm and over When the exposed metal does not have a return path to the chassis the reading must be 1 1 2 Leakage Current Hot Check See Figure 1 1 Plug the AC cord directly into the...

Page 4: ... of the assembly 3 Use only a grounded tip soldering iron to solder or unsolder ES devices 4 Use only an anti static solder removal device Some solder removal devices not classified as anti static ESD protected can generate electrical charge sufficient to damage ES devices 5 Do not use freon propelled chemicals These can generate electrical charges sufficient to damage ES devices 6 Do not remove a...

Page 5: ...ee solder has a higher melting point than standard solder Typically the melting point is 50 70 F 30 40 C higher Please use a high temperature soldering iron and set it to 700 20 F 370 10 C Pb free solder will tend to splash when heated too high about 1100 F or 600 C If you must use Pb solder please completely remove all of the Pb free solder on the pins or solder area before applying Pb solder If ...

Page 6: ...6 3 Service Navigation 3 1 PCB Layout Board Name Function A Board Main K Board IR LED AI P Board Power GK Board SW ...

Page 7: ...SB 1 2 USB 2 0 Type A connector DC 5V Max 500mA DIGITAL AUDIO OUT PCM Dolby Digital Fiber Optic OTHERS SD CARD slot ETHERNET 10BASE T 100BASE TX Dimensions W H D Including pedestal 48 8 inch 30 7 inch 10 9 inch 1 238 mm 779 mm 275 mm TV Set only 48 8 inch 28 5 inch 1 4 inch 1 238 mm 724 mm 35 mm Mass Including pedestal 53 0 lb 24 0 kg NET TV Set only 46 3 lb 21 0 kg NET Standard Compliance and Fre...

Page 8: ...tored in both Main IC IC8000 and NAND Flash IC8900 5 1 2 Replacement of ICs When Main IC is replaced NAND Flash should be also replaced with new one the same time When NAND Flash is replaced Main IC is not necessary to be replaced the same time After the replacement of IC SELF CHECK should be done to generate the final KEY data How to SELF CHECK While pressing VOLUME button on the main unit press ...

Page 9: ...tion in reverse direction VOL button Value of sub items change in forward direction in reverse direction 6 1 3 How to exit Switch off the power with the POWER button on the main unit or the POWER button on the remote control 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 ...

Page 10: ...rrence after shipment will be cleared by Self check indication and forced to factory shipment setting 6 2 3 POWER ON TIME COUNT Note To display TIME COUNT menu highlight position then press MUTE for 3 sec Time Cumulative power on time indicated hour minute by decimal Count Number of ON times by decimal Note This indication will not be cleared by either of the self checks or any other command 6 2 4...

Page 11: ...h time power is switched on Selection RF HDMI1 HDMI2 HDMI3 AV Off give priority to a last memory Channel Select channel when input signal is RF Set the channel each time power is switched on Selection Any channel number or means the channel when turns off Volume Adjust the volume when each time power is switched on Range 0 to 100 Vol Max Adjust maximum volume Range 0 to 100 OSD Ctrl Restrict the O...

Page 12: ...then copy to other TVs 6 4 2 Preparation Make pwd file as startup file for a or b in a empty USB Memory 1 Insert a empty USB Memory to your PC 2 Right click a blank area in a USB Memory window point to New and then click text document A new file is created by default New Text Document txt 3 Right click the new text document that you just created and select rename and then change the name and exten...

Page 13: ...llowing 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 It takes around 2 to 6 minutes maximum for copying 4 After the completion of copying to USB Memory remove USB Memory from TV set 5 Turn off the TV set Note Following new folder will be created in USB Memory for data from TV set a For Board replacement user...

Page 14: ...ent 2771 b For Hotel 4851 Data will be copied from USB Memory to TV set 4 After the completion of copying to USB Memory remove USB Memory from TV set a For Board replacement Data will be deleted after copying Limited one copy b For Hotel Data will not be deleted and can be used for other TVs 5 Turn off the TV set Note 1 Depending on the failure of boards function of Data copy for board replacement...

Page 15: ...tting Produce TV reception screen and while pressing VOLUME button on the main unit press MENU button on the remote control for more than 3 seconds 7 1 2 Exit Disconnect the AC cord from wall outlet or press the POWER button on the main unit for 3 seconds to turn off and then turn on automatically 7 1 3 Screen display 7 1 4 Check Point Confirm the following parts if NG was displayed DISPLAY Check ...

Page 16: ...o Exit Switch off the power with the POWER button on the main unit or the POWER button on the remote control How to confirm If the abnormal picture is displayed go into LCD Panel test mode to display the several test patterns And then judge by the following method Still abnormal picture is displayed The cause must be in LCD Panel Normal picture is displayed The cause must be in A board Remarks The...

Page 17: ...17 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 18: ...tal 1 Lay down the unit so that the rear cover faces upward 2 Remove the 4 screws 3 Remove the pedestal 8 2 2 WiFi Dongle 1 Remove the 1 screw 2 Remove the WiFi Dongle 8 2 3 Back Cover 1 Remove the 28 screws 2 Remove the 4 M6 CAPs 3 Remove the Back Cover ...

Page 19: ...emove the 5 screws 2 Disconnect the connectors P2 and P4 3 Remove the P Board 4 Remove the P PCB Barrier 8 2 5 A Board 1 Remove the 3 screws 2 Remove the Side AV Bracket 3 Remove the 3 screws 4 Remove the Bottom AV Bracket ...

Page 20: ...20 5 Disconnect the connectors A02 A10 A12 A15 A16 and A20 6 Remove the A Board 8 2 6 K Board 1 Disconnect the connector K10 2 Remove the K Board ...

Page 21: ...21 8 2 7 Woofer 1 Remove the 3 screws 2 Remove the Woofer 8 2 8 GK Board 1 Remove the 1 screw ...

Page 22: ...bs 4 Disconnect the connector GK4 5 Remove the GK Board and the Key Button Bracket 8 2 9 Speaker 1 Remove the 4 screws 2 Remove the 2 Speakers 8 2 10 WiFi Metal 1 Remove the 1 screw 2 Remove the Wifi Cable 3 Remove the 2 screws 4 Remove the WiFi Metal ...

Page 23: ...e the 6 screws 2 Remove the Metal Bracket Bottom 8 2 12 Rear Panel B Assy 1 Remove the 3 screws 2 Remove the Rear Panel B Assy 8 2 13 Rear Panel T L R Assy and LCD Panel 1 Remove the 2 screws 2 Remove the Rear Panel T L R Assy and LCD Panel ...

Page 24: ...24 8 2 14 Felt Sponge and so on ...

Page 25: ...25 ...

Page 26: ...4V TP7407 24 1 2V 16V TP7410 15 7 0 6V 5VS TP7501 5 3 0 2V PFC TP7201 or TP7202 390V 15V HOT Power Supply Name Test point Spec PANEL12V TP4000 4001 11 50V 12 50V SUB5V TP5420 4 95V 5 40V SUB3 3V TP5400 3 17V 3 43V SUB1 8V TP8714 1 70V 1 90V SUB1 5V TP8100 1 435V 1 585V SUB1 2V TP8101 1 140V 1 260V JP_TU_2 5V TP5705 2 38V 2 62V ...

Page 27: ...SPDIF_OUT SPEAKER R SD CARD STB3 3V POWER ON HDMI3 3V SD IF POWER COMPONENT IN CVBS IN GK4 SUB3 3V LED_R SUB1 2V LLC CONVERTER BL_SOS Paragon CONTROL PANEL KEY SUB5V USB5V AUDIO BL_ON DDR_I F A PANEL12V OVP DET AUDIO A02 BL_SOS LVDS Tx USB5V SUB_ON SUB1 5V DIGITAL L R IN P2 KEY SUB1 2V AMP K10 LCD PANEL BL_SOS 5VS DCDC USB I F IF SUB5V REMOTE RECEIVER DCDC AMP DCDC P15V L LED_R WOOFER AVDDH3 3V P1...

Page 28: ...10 POWER IC8705 1 24V 4 Q7402 04 1 5 Q7403 40 5V 8 Y AC DETECT LCD PANEL 1 8 7 PANEL_VCC_ON A SUB_ON KEY AV PC7301 L 3 10 32 5 PHOTO COUPLER SUB3 3V A02 LLC CONVERTER AC CORD 16V DCDCEN2 JK3101A 7 2 PHOTO COUPLER LVDS_DATA LCD DRIVER 16V PFC IC5300 IC7503 BL_SOS ERROR DETCT KEY Power SW 11 GK A15 11 2 BL_ON USB5V PANEL_3D_ON PC7302 2 9 24V 16V P4 12V P2 51 11 LF7103 LF7104 LF7105 STB5V 5VS T7302 D...

Page 29: ...VER C A T S SENSOR XRST CEC 3 3V P15V TV_SOS FE_RST 3 11 IIC_0 5 AI_SENSOR A12 DDC2 SUB_AI_3 3V JK4701 TMDS DATA CLOCK USB_I F 9 UART 3 DCDCEN 6 1 2V K10 COMPONENT IN CVBS IN STB5V IC8202 OVP_DET CN0100 DCDC_CTL PANEL_PWM R SUB3 3V P_PWMA 5 DDC1 W STB3 3V SD DATA 4 D3201 7 ANALOG ASIC IC5000 2 SPEAKER_R SUB1 5V ARC_OUT PANEL_VCC_ON STB3 3V IIC_0 HDMI_5V_DET1 IC8900 CATS_EYE 5 R_LED_ON MAIN 1 PWM_E...

Page 30: ...30 ...

Page 31: ...gram 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 Dressing Wire ...

Page 32: ...32 ...

Page 33: ...Model No TC L55ET60 Exploded View 1 1 ...

Page 34: ...1 PAVCA C4000 F1K1V106A010 C 10UF 25V 1 PAVCA C4001 F1K1V106A010 C 10UF 25V 1 PAVCA C4002 F1H1H103B047 C 0 01UF 50V 1 PAVCA C4003 F1H1H103B047 C 0 01UF 50V 1 PAVCA C4701 F1G1A105A047 C 1UF 10V 1 C4702 F1G1H101A834 C 100PF 50V 1 C4704 F1G1H101A834 C 100PF 50V 1 C4901 F1G1C104A077 C 0 1UF 16V 1 C4902 F1G1C104A077 C 0 1UF 16V 1 C4903 F1G1C104A077 C 0 1UF 16V 1 C4904 F1G1C104A077 C 0 1UF 16V 1 C4905 F...

Page 35: ...0PF 50V 1 C6737 F1G1H101A834 C 100PF 50V 1 C6745 F1G1H102A834 C 1000PF 50V 1 PAVCA C7101 F1AAF471A019 C 470pF K 250V 1 PAVCA C7104 F0CAF2240010 C 0 22UF 250V 1 PAVCA C7105 F0CAF2240010 C 0 22UF 250V 1 PAVCA Model No TC L55ET60 Parts List Change Safety Ref No Part No Part Name Description Q ty Remarks C7106 F1AAF471A019 C 470pF K 250V 1 PAVCA C7201 F1J1H102A909 C 1000pF 50V 1 PAVCA C7202 F1J1H222A9...

Page 36: ...C8049 F1G1C104A077 C 0 1UF 16V 1 C8050 F1G1C104A077 C 0 1UF 16V 1 C8051 F1G1C104A077 C 0 1UF 16V 1 C8052 F1J0G2260001 C 22 UF 4 V 1 C8100 F1K1V106A010 C 10UF 25V 1 PAVCA C8102 F1G1C104A077 C 0 1UF 16V 1 C8103 F1G1C473A048 C 0 047UF 16V 1 PAVCA C8105 F1G1E332A144 C 3300PF 25V 1 PAVCA C8107 F1J0G2260001 C 22 UF 4 V 1 C8108 F1J0G2260001 C 22 UF 4 V 1 C8109 F1H1E105A153 C 1UF 25V 1 PAVCA C8110 F1G1C18...

Page 37: ...A087 C 10UF 10V 1 C8758 F1J1A106A087 C 10UF 10V 1 C8760 F1G1C104A077 C 0 1UF 16V 1 C8761 F1G1C104A077 C 0 1UF 16V 1 C8764 F1G1A105A047 C 1UF 10V 1 C8765 F1H0J4750004 C 4 7UF 16V 1 C8850 F1H0J4750004 C 4 7UF 16V 1 C8851 F1H0J4750004 C 4 7UF 16V 1 C8902 F1G1C104A077 C 0 1UF 16V 1 C8903 F1G1C104A077 C 0 1UF 16V 1 CF7101 D4CAY2R20002 THERMISTOR 1 PAVCA CN0100 K1KA14A00248 14P CONNECTOR 1 D3021 DZ2J140...

Page 38: ...y Ref No Part No Part Name Description Q ty Remarks JA4 D0GDR00J0004 M 0 OHM 1 8W 1 JA5 D0GDR00J0004 M 0 OHM 1 8W 1 JA8 D0GDR00J0004 M 0 OHM 1 8W 1 JA9 D0GDR00J0004 M 0 OHM 1 8W 1 JA10 D0GDR00J0004 M 0 OHM 1 8W 1 JA11 D0GDR00J0004 M 0 OHM 1 8W 1 JA12 D0GDR00J0004 M 0 OHM 1 8W 1 JA13 D0GDR00J0004 M 0 OHM 1 8W 1 JK3101A K1U511E00001 JACK 1 PAVCA JK4701 K1FY119E0070 CONNECTOR 1 PAVCA JK4702 K1FY119E0...

Page 39: ...15 TRANSISTOR 1 Q4700 B1ABCF000231 TRANSISTOR 1 Q4701 B1ABCF000231 TRANSISTOR 1 Q4750 B1ABCF000231 TRANSISTOR 1 Q5140 B1ABCE000015 TRANSISTOR 1 Q5141 B1ABCE000015 TRANSISTOR 1 Q5142 B1ADCE000022 TRANSISTOR 1 Q5143 B1ABCE000015 TRANSISTOR 1 Q7201 B1CERR000096 TRANSISTOR 1 PAVCA Q7202 B1ADCE000022 TRANSISTOR 1 Q7301 B1CFRR000023 TRANSISTOR 1 PAVCA Q7302 B1CFRR000023 TRANSISTOR 1 PAVCA Q7303 B1ADCE00...

Page 40: ...W 1 PAVCA R3118 D0GA473JA039 M 47KOHM J 1 16W 1 PAVCA R3121 D0GA101JA039 M 100 OHM J 1 16W 1 PAVCA R4004 D0GA243JA023 M 24K OHM J 0 063W 1 R4700 D0GA103JA039 M10KOHM J 1 16 W 1 PAVCA R4701 D0GA103JA039 M10KOHM J 1 16 W 1 PAVCA R4702 D0GA103JA039 M10KOHM J 1 16 W 1 PAVCA R4703 D0GA103JA039 M10KOHM J 1 16 W 1 PAVCA R4704 D0GA473JA039 M 47KOHM J 1 16W 1 PAVCA R4705 D0GA102JA039 M1KOHM J 1 16 W 1 PAVC...

Page 41: ... Part Name Description Q ty Remarks R6730 D0GA103JA039 M10KOHM J 1 16 W 1 PAVCA R6743 D0GA681JA023 M680 OHM J 1 16W 1 R6744 D0GA681JA023 M680 OHM J 1 16W 1 R7101 D0GF105JA048 M 1M OHM 1 4W 1 PAVCA R7102 D0GF105JA048 M 1M OHM 1 4W 1 PAVCA R7103 D0GF105JA048 M 1M OHM 1 4W 1 PAVCA R7201 ERX1SJR22 M0 22 OHM J 1W 1 R7202 ERX1SJR22 M0 22 OHM J 1W 1 R7203 D0GB513JA065 M 51KOHM J 1 10W 1 PAVCA R7204 D0GF1...

Page 42: ... F 1 16 W 1 R8230 D1BA1001A023 M 1 KOHM F 1 16 W 1 PAVCA R8231 D1BA1001A023 M 1 KOHM F 1 16 W 1 PAVCA R8232 D1BA1001A023 M 1 KOHM F 1 16 W 1 PAVCA R8233 D1BA1001A023 M 1 KOHM F 1 16 W 1 PAVCA R8234 D1BA1001A023 M 1 KOHM F 1 16 W 1 PAVCA R8235 D1BA1001A023 M 1 KOHM F 1 16 W 1 PAVCA R8236 D1BA1001A023 M 1 KOHM F 1 16 W 1 PAVCA R8237 D1BA1001A023 M 1 KOHM F 1 16 W 1 PAVCA R8238 D1BA1001A023 M 1 KOHM ...

Page 43: ...SOR 1 SN2800 B3JB00000208 IC 1 PAVCA SW2851 EVQ11G05R SWITCH 1 SW2852 EVQ11G05R SWITCH 1 SW2853 EVQ11G05R SWITCH 1 SW2854 EVQ11G05R SWITCH 1 SW2855 EVQ11G05R SWITCH 1 SW2857 EVQ11G05R SWITCH 1 T7202 G4DYA0000366 TRANS 1 PAVCA T7302 G4DYA0000449 TRANS 1 PAVCA T8600 G5BYC0000040 TRANS 1 PAVCA TU6706 J3ACAAB00009 TUNER 1 PAVCA X8300 H0J270500166 CRYSTAL 1 PAVCA ZA0050 K4AD01D00008 TERMINAL 1 ZA0051 K...

Page 44: ...A TQD2A19069 QUICK START GUIDE 1 PAVCA TSCKF0170015 LVDS FFC 41PIN 1 PAVCA TSCKF0170016 LVDS FFC 51PIN 1 PAVCA 37 TTP5ZA0011 LED_PANEL_ASSY 1 PAVCA 38 TXFKP5Z0067 REAR_PANEL_T_ASSY 1 PAVCA 39 TXFKP5Z0068 REAR_PANEL_B_ASSY 1 PAVCA 40 TXFKP5Z0069 REAR_PANEL_L_ASSY 1 PAVCA 41 TXFKP5Z0070 REAR_PANEL_R_ASSY 1 PAVCA 42 TXFKU1113SER BACK_COVER_COMP 1 PAVCA TXJ P4VCUU LEAD P4 LD GK4 1 PAVCA TXJA12VCUU SPE...

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