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Panasonic TX-37LZ80Y, Руководство по обслуживанию

Panasonic TX-37LZ80Y - качественный телевизор с высоким разрешением HD и технологией Viera Link. Для тех, кто ищет сервисное руководство, можно скачать бесплатно "Service Manual" на manualshive.com. Получите подробную информацию о продукте и решите любые проблемы сами.

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11.3. G Board

11.3.1. G Board (1 / 2)

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TX-37LZ80Y

Содержание TX-37LZ80Y

Страница 1: ...0 W 1 080 H Sound Speaker Full range 2 pcs 8 Ω Audio Output 20 W 10 W 10 W 10 THD Headphones M3 3 5 mm Jack 1 PC signals VGA SVGA XGA SXGA WXGA Horizontal scanning frequency 31 69 Hz Vertical scanning frequency 59 86 Hz Receiving Systems Band name SYSTEMS FUNCTIONS 1 PAL B G H 2 PAL I Reception of broadcast transmission and playback from video cassette tape recorders 3 PAL D K 4 SECAM B G 5 SECAM ...

Страница 2: ...ns Temperature 0 C 40 C Humidity 20 80 RH non condensing Connection Terminals AV1 AUDIO L R RCA PIN Type 2 0 5 V rms Input VIDEO RCA PIN Type 1 1 0 V p p 75 Ω AV2 AUDIO L R RCA PIN Type 2 0 5 V rms Input VIDEO RCA PIN Type 1 1 0 V p p 75 Ω COMPONENT Y 1 0 V p p including synchronization PB CB PR CR 0 35 V p p AV3 AUDIO L R RCA PIN Type 2 0 5 V rms Input VIDEO RCA PIN Type 1 1 0 V p p 75 Ω S VIDEO ...

Страница 3: ... Mode 19 8 4 Hotel Mode Adjustment 19 9 Adjustment 21 9 1 Voltage Chart of A Board 21 9 2 Voltage Chart of P board 21 10 Conductor Views 22 10 1 A Board 22 10 2 A Board 23 11 Schematic Diagram 24 11 1 Schematic Diagram Notes 24 11 2 A Board 25 11 3 G Board 36 11 4 K2 Board 38 11 5 P Board 39 11 6 SW Board 43 11 7 V Board 44 12 Parts Location Mechanical Replacement Parts List 47 12 1 Parts Location...

Страница 4: ...art on the set and a good earth ground such as a water pipe as shown in Figure 1 3 Use the Leakage Current Tester Simpson 228 or equivalent to measure the potential across the measuring network 4 Check each exposed metallic part and measure the voltage at each point 5 The potential at any point touch current expressed as voltage U1 and U2 do not exceed the following values For AC U1 35 V peak and ...

Страница 5: ...bly 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 charges 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 replacement...

Страница 6: ...bF has a higher melting point than that of 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 PbF 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 PbF on the pins or solder area before applying Pb If this is not practical be sur...

Страница 7: ...trol The screen that will show is represented by Figure 4 3 Press both OFF TIMER button on the remote control and DOWN key button on the control panel Figure 4 4 2 Power LED Blinking Timing Chart 1 Subject Information of LED blinking timing chart 2 Contents When an abonormality has occurred in the unit the protection circuit operates and resets to standby mode At this time the defective block can ...

Страница 8: ...8 TX 37LZ80Y ...

Страница 9: ...m 5 kgf cm to 8 kgf cm 2 Fix connectors G1 G2 and G3 to AT G board 3 Fix 2 screws to the side of AV bracket assembly Tightening torque should be 100 Ncm to 130 Ncm 10 kgf cm to 13 kgf cm 4 Fix 1 screw to cabinet with power switch PCB bracket Tightening torque should be 100 Ncm to 130 Ncm 10 kgf cm to 13 kgf cm 9 TX 37LZ80Y ...

Страница 10: ...f Lead Wiring 6 1 Wire Dressing 6 2 Wire Dressing and Connections CONNECTION 1 2 3 4 5 6 7 8 1 CN 2 P 2 2 CN 2 A 16 3 A 11 P 3 4 A 12 P 4 5 A 7 G 4 6 V 1 A 8 7 A 3 SPEAKER R 8 A 3 SPEAKER L 9 P 1 SW 2 10 TX 37LZ80Y ...

Страница 11: ...7 Disassembly for Service 7 1 AC Code dressing for K2CQ2YY00009 2 Pin 7 2 AC Code dressing for K2CT2YY00009 3 Pin 11 TX 37LZ80Y ...

Страница 12: ... torque should be 100 N cm 130 N cm 10 kgf cm to 13 kgf cm 2 Stick sponges at chassis rails no 1 and no 3 3 Fix 3 pieces of chassis frames and fix 4 screws to the bottom and top mountings Tightening torque should be 100 N cm 130 N cm 10 kgf cm to 13 kgf cm SCREW XTB4 15JFJ 8 pcs 12 TX 37LZ80Y ...

Страница 13: ...et 2 Fix 4 screws to VESA bracket Tightening torque should be 100 Ncm to 130 Ncm 10 kgf cm to 13 kgf cm 3 Slot pedestal assembly and fix 4 screws to cabinet Tightening torque should be 100 Ncm to 130 Ncm 10 kgf cm to 13 kgf cm SCREW XTB4 15JFJ 4 pcs SCREW XYN4 F10FJK 4 pcs 13 TX 37LZ80Y ...

Страница 14: ...7 5 Pedestal Assembly Preparation 7 5 1 Pedestal Rotation Base 14 TX 37LZ80Y ...

Страница 15: ...7 5 2 Pedestal Stand Base 7 5 3 Pedestal Stand Cover 15 TX 37LZ80Y ...

Страница 16: ...operly locked on the PCB 2 Fix LED panel to cabinet with 3 screws Tightening torgue should be 0 5 N m 0 8 N m 5 to 8 kgf cm Screw XTW3 10TFJ 3 pcs 3 Fix wires at cabinet slit and make sure all wires are fully inserted to avoid contact with the pedestal metal 16 TX 37LZ80Y ...

Страница 17: ...ng and LCD side mounting to cabinet assembly 3 Fix screw into LCD top mounting LCD side mounting and LCD bottom mounting Tightening torque should be 100 N cm 130 N cm 10 kgf cm to 13 kgf cm 4 Stick sponges at top mounting and bottom mounting SCREW XTB4 15JFJ 7 pcs SCREW XYN4 F6FJ 6 pcs SPONGE 6 pcs 17 TX 37LZ80Y ...

Страница 18: ...7 8 Back Cover 1 Stick felts to back cover 2 Stick rear AV indication and HDMI sheet at cabinet 18 TX 37LZ80Y ...

Страница 19: ... CHE CHECK mode in service 1 then press the HOLD button on the remote control to enter service 2 8 3 Self Check Mode 1 Press the MENU button on the remote control and the DOWN button on the LCD panel 2 Press ON OFF button on the panel to Exit 8 4 Hotel Mode Adjustment 1 Press the VOLUME DOWN button on the TV panel and simultaneously press the AV button on the remote control 3 times to enter Hotel ...

Страница 20: ...20 TX 37LZ80Y ...

Страница 21: ...17 V STBY1 0 V TP1838 1 0 0 05 V 1 0 v 0 05 V MAIN1 0 V TP3832 1 0 0 05 V CORE1 0 V TP1842 1 02 0 05 V MAIN1 25 V TP1844 1 25 0 05 V MAIN1 8 V TP1847 1 8 0 05 V MAIN2 5 V TP1848 2 5 0 08 V SOUND_13 9 V TP1816 13 9 0 7 V 9 2 Voltage Chart of P board Power Name Test point Specification RECEIVING STANDBY PANEL_12 V TPP033 12 0 0 50 V BT_30 V TPP015 30 0 V 2 0 V 24 V TPP007 24 0 1 2 V MAIN_8 V TPP006 ...

Страница 22: ...10 Conductor Views 10 1 A Board A Board A Side TNP4G439 22 TX 37LZ80Y ...

Страница 23: ...10 2 A Board A Board B Side TNP4G439 23 TX 37LZ80Y ...

Страница 24: ...row 9 Indicates the major signal flow Video Audio 10 This schematic diagram is the latest at the time of printing and subject to change without notice Remarks 1 The Power Circuit contains a circuit area which uses a separate power supply to isolate the earth connection The circuit is defined by HOT and COLD indications in the schematic diagram Take the following precautions All circuits except the...

Страница 25: ...11 2 A Board 11 2 1 A Board 1 11 1A 2A 3A 4A 25 TX 37LZ80Y ...

Страница 26: ...11 2 2 A Board 2 11 1B 2B 3B 4B 1A 2A 3A 4A 26 TX 37LZ80Y ...

Страница 27: ...11 2 3 A Board 3 11 1C 2C 3C 4C 1B 2B 3B 4B 27 TX 37LZ80Y ...

Страница 28: ...11 2 4 A Board 4 11 2D 3D 4D 5D 1D 6D 7D 8D 1C 2C 3C 4C 28 TX 37LZ80Y ...

Страница 29: ...11 2 5 A Board 5 11 2E 3E 1E 4E 2D 3D 4D 5D 1D 6D 7D 8D 29 TX 37LZ80Y ...

Страница 30: ...11 2 6 A Board 6 11 2F 3F 1F 4F 2E 3E 1E 4E 30 TX 37LZ80Y ...

Страница 31: ...11 2 7 A Board 7 11 2G 3G 1G 5G 4G 2F 3F 1F 4F 31 TX 37LZ80Y ...

Страница 32: ...11 2 8 A Board 8 11 2H 3H 4H 5H 6H 1H 7H 2G 3G 1G 5G 4G 32 TX 37LZ80Y ...

Страница 33: ...11 2 9 A Board 9 11 2I 3I 4I 5I 6I 7I 8I 1I 9I 2H 3H 4H 5H 6H 1H 7H 33 TX 37LZ80Y ...

Страница 34: ...11 2 10 A Board 10 11 2J 3J 4J 5J 6J 7J 8J 1J 9J 2I 3I 4I 5I 6I 7I 8I 1I 9I 34 TX 37LZ80Y ...

Страница 35: ...11 2 11 A Board 11 11 2J 3J 4J 5J 6J 7J 8J 1J 9J 35 TX 37LZ80Y ...

Страница 36: ...11 3 G Board 11 3 1 G Board 1 2 1A 2A 3A 4A 5A 36 TX 37LZ80Y ...

Страница 37: ...11 3 2 G Board 2 2 1A 2A 3A 4A 5A 37 TX 37LZ80Y ...

Страница 38: ...11 4 K2 Board 11 4 1 K2 Board 1 1 38 TX 37LZ80Y ...

Страница 39: ...11 5 P Board 11 5 1 P Board 1 4 1A 2A 3A 4A 5A 39 TX 37LZ80Y ...

Страница 40: ...11 5 2 P Board 2 4 1B 2B 3B 4B 1A 2A 3A 4A 5A 40 TX 37LZ80Y ...

Страница 41: ...11 5 3 P Board 3 4 1C 2C 3C 4C 5C 6C 7C 8C 1B 2B 3B 4B 41 TX 37LZ80Y ...

Страница 42: ...11 5 4 P Board 4 4 1C 2C 3C 4C 5C 6C 7C 8C 42 TX 37LZ80Y ...

Страница 43: ...11 6 SW Board 11 6 1 SW Board 1 1 43 TX 37LZ80Y ...

Страница 44: ...11 7 V Board 11 7 1 V Board 1 3 1A 2A 3A 4A 44 TX 37LZ80Y ...

Страница 45: ...11 7 2 V Board 2 3 1B 2B 3B 4B 5B 1A 2A 3A 4A 45 TX 37LZ80Y ...

Страница 46: ...11 7 3 V Board 3 3 1B 2B 3B 4B 5B 46 TX 37LZ80Y ...

Страница 47: ...12 Parts Location Mechanical Replacement Parts List 12 1 Parts Location 47 TX 37LZ80Y ...

Страница 48: ...13 Packing Exploded View TX 37LZ80Y 48 ...

Страница 49: ...14 Replacement Parts List 49 TX 37LZ80Y ...

Страница 50: ...Part Name Description Remarks C1882 ECJ1VB1H103K C 0 01UF K 50V C1883 ECJ1VB1H472K C 4700PF K 50V C1884 ECJ1VC1H101J C 100PF J 50V C1885 F2A1C471A537 E 470UF 16V C1886 ECJ1VB1H104K C 0 1UF K 50V C1887 ECJ1VB1H104K C 0 1UF K 50V C1888 F2A1C331A127 E 330UF 16V C1889 ECJ1VB1H103K C 0 01UF K 50V C1890 ECJ1VB1H222K C 2200PF K 50V C1893 ECJ1VB1H104K C 0 1UF 50V C1897 ECJ3YB1E106M C 10UF 25V C1898 ECJ3YB...

Страница 51: ...F1J0J1060004 C 10UF 6 3V C4077 F1J0J1060004 C 10UF 6 3V C4078 F1J0J1060004 C 10UF 6 3V Ref No Part No Part Name Description Remarks C4079 F1J0J1060004 C 10UF 6 3V C4080 F1J0J1060004 C 10UF 6 3V C4081 F1J0J1060004 C 10UF 6 3V C4082 ECJ1VC1H560J C 56PF J 50V C4083 ECJ1VC1H560J C 56PF J 50V C4090 ECJ1VB0J105K C 1UF K 6 3V C4091 ECJ1VB1C104K C 0 1UF K 16V C4092 ECJ2FB0J106M C 10UF 6 3V C4093 ECJ1VB1C1...

Страница 52: ...F1J1E3340003 C 0 33UF 25V C841 F1A2E681A002 C 680PF 250V C842 F2A1V221A470 E 220UF 35V C845 ECQE6333JF P 0 033UF K 630V C846 F1H1H821A971 C 820PF J 50V C847 ECJ1VB1H104K C 0 1UF K 50V C848 F0C2K393A035 P 0 039UF 800V C849 ECJ1VB1H104K C 0 1UF K 50V C852 F2A1C471A537 E 470UF 16V Ref No Part No Part Name Description Remarks C853 ECJ1VB1H104K C 0 1UF K 50V C854 ECJ1VB1H333K C 0 033UF K 50V C856 F2A1V...

Страница 53: ...CNG000003 DIODE D854 B0JANE000006 DIODE Ref No Part No Part Name Description Remarks D856 B0JCME000037 DIODE D860 B0JANE000006 DIODE D862 B0JCPG000005 DIODE D863 B0JCME000037 DIODE D864 MA2J11100L DIODE D885 B0JCME000037 DIODE D886 B0HCMM000014 DIODE D887 B0HCMM000014 DIODE D888 B0BA02700008 ZENER DIODE D889 B0JANE000006 DIODE D890 B0JCME000037 DIODE D891 B0JCME000037 DIODE D892 B0JCPG000005 DIODE...

Страница 54: ...D0601A0L TRANSISTOR Q1932 2SD0601A0L TRANSISTOR Ref No Part No Part Name Description Remarks Q2033 B1MBACA00008 TRANSISTOR Q2301 2SC584500L TRANSISTOR Q2302 2SC584500L TRANSISTOR Q2303 2SA207700L TRANSISTOR Q2310 2SC584500L TRANSISTOR Q2311 2SC584500L TRANSISTOR Q3001 2SC584500L TRANSISTOR Q3002 2SA207700L TRANSISTOR Q3003 2SC584500L TRANSISTOR Q3007 2SA207700L TRANSISTOR Q3062 2SC584500L TRANSIST...

Страница 55: ...ERJ3GEY0R00 M 0OHM J 1 16W R2000 ERJ3GEYJ471 M 470OHM J 1 16W R2001 ERJ3GEYJ104 M 100KOHM J 1 16W Ref No Part No Part Name Description Remarks R2002 ERJ3EKF2202 M 22KOHM F 1 16W R2003 ERJ3EKF2202 M 22KOHM F 1 16W R2004 ERJ3EKF2202 M 22KOHM F 1 16W R2005 D0GB104JA041 M 100OKHM J 1 16W R2006 D0GB104JA041 M 100OKHM J 1 16W R2007 D0GD221JA017 F 220OHM J 1 10W R2008 D0GB103JA041 M 10KOHM J 1 16W R2009 ...

Страница 56: ...509 ERJ6ENF75R0 M 75OHM 1 10W R3510 ERJ3GEYJ102 M 1KOHM J 1 16W R3511 ERJ6GEY0R00 M 0OHM J 1 10W Ref No Part No Part Name Description Remarks R3512 ERJ3GEYJ102 M 1KOHM J 1 16W R3513 D0GD184JA017 F 180KOHM J 1 10W R3514 D0GD184JA017 F 180KOHM J 1 10W R3516 ERJ3GEY0R00 M 0OHM J 1 16W R3517 ERJ6GEY0R00 M 0OHM J 1 10W R3800 ERJ3GEYJ101 M 100OHM J 1 16W R3870 ERJ6GEY0R00 M 0OHM J 1 10W R3873 ERJ6GEY0R0...

Страница 57: ...ERJ2GEJ470X M47OHM J 1 10W R4356 ERJ2GEJ470X M47OHM J 1 10W R4357 ERJ2GEJ470X M47OHM J 1 10W R4358 ERJ2GEJ470X M47OHM J 1 10W Ref No Part No Part Name Description Remarks R4359 ERJ2GEJ470X M47OHM J 1 10W R4360 ERJ2GEJ470X M47OHM J 1 10W R4361 ERJ2GEJ470X M47OHM J 1 10W R4362 ERJ2GEJ470X M47OHM J 1 10W R4363 ERJ2GEJ470X M47OHM J 1 10W R4364 ERJ2GEJ470X M47OHM J 1 10W R4365 ERJ2GEJ470X M47OHM J 1 10...

Страница 58: ...J6GEYJ153 M 15KOHM J 1 10W R807 ERJ6GEYJ223 M 22KOHM J 1 10W R808 ERJ6GEYJ473 M 47KOHM J 1 10W R809 ERDS2TJ330 C 33OHM J 1 4W Ref No Part No Part Name Description Remarks R810 ERDS2TJ121 C 120OHM J 1 4W R812 ERJ6GEYJ473 M 47KOHM J 1 10W R814 ERJ6GEYJ624 M 620KOHM J 1 10W R815 ERJ6GEYJ624 M 620KOHM J 1 10W R816 ERJ6GEYJ624 M 620KOHM J 1 10W R817 ERJ6GEYJ624 M 620KOHM J 1 10W R818 ERJ6ENF7681 M 7 68...

Страница 59: ...DMI TERMINAL JK5002 K1FY119D0003 HDMI TERMINAL JS3501 ERJ6GEY0R00 M 0OHM J 1 10W JS3502 ERJ6GEY0R00 M 0OHM J 1 10W JS3503 ERJ6GEY0R00 M 0OHM J 1 10W JSA1801 ERJ6GEY0R00 M 0OHM J 1 10W JSA1829 ERJ6GEY0R00 M 0OHM J 1 10W JSA1836 ERJ6GEY0R00 M 0OHM J 1 10W JSA1837 ERJ6GEY0R00 M 0OHM J 1 10W JSA1839 ERJ6GEY0R00 M 0OHM J 1 10W JSA1843 ERJ6GEY0R00 M 0OHM J 1 10W JSA1845 ERJ6GEY0R00 M 0OHM J 1 10W JSA184...

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