Panasonic Viera TX-P42XT50B Service Manual Download

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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

Summary of Contents for Viera TX-P42XT50B

Page 1: ...Panasonic Corporation 2012 Unauthorized copying and distribution is a violation of law ORDER NO PCZ1203046CE Plasma Television Model No TX P42XT50B TX P42XT50Y TX PR42XT50 GPF15D E Chassis...

Page 2: ...DRV Check USBHDD Check 14 6 5 Hotel mode 14 6 6 Data Copy by SD Card 15 7 Troubleshooting Guide 18 7 1 Check of the IIC bus lines 18 7 2 Power LED Blinking timing chart 19 7 3 No Power 20 7 4 No Pictu...

Page 3: ...1 2 Touch Current Check 1 Plug the AC cord directly into the AC outlet Do not use an isolation transformer for this check 2 Connect a measuring network for touch currents between each exposed metallic...

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...

Page 5: ...e 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 sold...

Page 6: ...d Name Function PSS Power Supply Sustain Drive Non serviceable PSS Board should be exchanged for service A Main AV input processing K Remote receiver Power LED C A T S sensor C1 Data Driver Lower Righ...

Page 7: ...The above signals are reformatted for optimal viewing on your display PC signal is magnified or compressed for display so that it may not be possible to show fine detail with sufficient clarity Signal...

Page 8: ...m 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 jp support global...

Page 9: ...us 1 ETHERNET RJ45 IEEE802 3 10BASE T 100BASE TX USB 1 2 USB2 0 DC 5 V Max 500 mA DIGITAL AUDIO OUT PCM Dolby Digital DTS Fiber optic Bluetooth wireless technology 3 Standard Compliance Bluetooth 3 0...

Page 10: ...f ICs When Peaks IC IC8000 is replaced EEPROM IC8902 should be also replaced with new one the same time When EEPROM IC8902 is replaced Peaks IC IC8000 is not necessary to be replaced the same time Aft...

Page 11: ...Mode 6 1 2 Key command 1 button Main items Selection in forward direction 2 button Main items Selection in reverse direction 3 button Sub items Selection in forward direction 4 button Sub items Selec...

Page 12: ...Y C Delay OPT 1 00010100 OPT 2 11101110 OPT 3 00000001 OPT 4 00010000 EDID CLK MID MIRROR 00 See Option Mirror AMR SELECT OFF VSUS LOW See Vsus selection AGING ALL WHITE Built in test patterns can be...

Page 13: ...istory 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 will be cleared by Self...

Page 14: ...last memory However Euro model is compulsorily set to TV Initial POS Select programme number Selection Off 0 to 99 Off give priority to a last memory Initial VOL Level Adjust the volume when each tim...

Page 15: ...s 6 6 2 Preparation Make pwd file as startup file for a or b in a empty SD card 1 Insert a empty SD card to your PC 2 Right click a blank area in a SD card window point to New and then click text docu...

Page 16: ...lowing 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 SD card It takes around 2 to 6 minutes maximum for copying 4 After t...

Page 17: ...t 2771 b For Hotel 4851 Data will be copied from SD card to TV set 4 After the completion of copying to SD card remove SD card from TV set a For Board replacement Data will be deleted after copying Li...

Page 18: ...while pressing VOLUME button on the main unit press MENU button on the remote control for more than 3 seconds 7 1 2 Screen display 7 1 3 Check Point Confirm the following parts if NG was displayed 7 1...

Page 19: ...Driver SOS1 SN PSS Energy recovery circuit A SN FPC DET SN Board PSS Board A SN FPC 7 Driver SOS2 SN Connector DET SN Scan and Logic IC SN Board 8 Driver SOS3 PSS FPC DET PSS Board PSS FPC 9 Discharg...

Page 20: ...Power First check point There are following 2 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...

Page 21: ...21 7 4 No Picture...

Page 22: ...22 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 23: ...23 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 24: ...to the downside and remove the Pedestal stand 8 2 2 Remove the Stand bracket cover 1 Remove the screws 4 and remove the Stand bracket cover 8 2 3 Remove the AC cord clamper B 1 Remove the screws 2 an...

Page 25: ...the connectors A1 A12 and A50 3 Disconnect the bridge connector A6 P6 4 Disconnect the flexible cables A20 and A30 5 Remove the screws 4 and remove the Side shield metal 6 Remove the A Board 8 2 9 Re...

Page 26: ...emove the Stand bracket plate 1 Remove the screws 6 2 and remove the Stand bracket plate 8 2 13 Remove the M8 nut metals 1 Remove the screw 1 each and remove the M8 nut metals 8 2 14 Remove the K Boar...

Page 27: ...flexible cables C20 and C21 3 Disconnect the connector C25 4 Remove the screws 4 and remove the C2 Board 8 2 19 Replace the Plasma panel Caution Place the Plasma panel on a flat surface of a table cov...

Page 28: ...5 button to display the On Screen Display 3 Press VOL button to set to LOW 4 In LOW setting a If no several dead pixel is visible remarkably in white pattern press 3 button to go to CONF stage b If t...

Page 29: ...the values written in table1 and 2 5 INNER PATTERN is displayed by using 5 key by using 5 key in the remote controller 6 Select G CUTOFF by using the 3 and 4 key in the remote controller and set the v...

Page 30: ...30...

Page 31: ...L R DCDC15V HDMI I F P 15V_DET SUB 3 3V_SENSE L R V OUT USB I F SUB3 3V SUB3 3V REMOTE_IN PANEL_SOS MAIN AV INPUT PROCESSING P 15V USB LED_R G TMDS DATA OUT USB1 2 REMOTE RECEIVER CI I F IIC1 SUB1 1V...

Page 32: ...1V SD CARD I F IC8000 6 IC8650 AV_QLINK PEAKS EEPROM Parallel_TS CI_IN 1 2V 15V D1_L DDC_IIC0 REMOTE_IN KEY3 XRST 41 0MHz CI SLOT A IC3051 L R TMDS DATA CLOCK FE_XRST 11 C A T S Q2002 RESET CI_POWER_O...

Page 33: ...V 12 SUB9V 8 7 1 2V LOGO_ON P_S0 RM2810 OFF_FLAG SW_OFF_DET 15 10 FFC_OFF_DET P 1 2V BUFF_EN A1 SOS8_SS 1 IC9300 REMOTE_IN REMOTE_IN 4 PD6H_XRST_SYS R_LED_ON DRVRST STB5V_SW_ON_A STBRST REMOTE RECEIVE...

Page 34: ...MAIN_ON UVP OVP OCP OVP Vsus Vda Vsus_Vda_ON OPP OPP STBY5V_ON F15V_ON FET SWITCH 15Vs_ON SCP OVP FREQUENCY RANGE 120Khz Ve STB5V F15V 15Vc OCP 15Vs 15Vc STB5V_SW_ON PANEL_MAIN_ON TUNER_SUB_ON SOS4_PS...

Page 35: ...5V BUFFER PDP SCAN D16713 CSH SCAN CONTROL DRIVER BUFFER DRIVER RECOVERY H CLK CSL A20 RECOVERY L P2 T16472 28 SCAN CONTROL Q16402 INVERTER IC16563 Q16441 SN25 SN26 AND CMH NCPH CLK IC16522 BUFFER OC1...

Page 36: ...36...

Page 37: ...iagram 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...

Page 38: ...38 11 3 Wiring 2...

Page 39: ...39 11 4 Wiring 3...

Page 40: ...Model No TX P42XT50B Y PR42XT50 Schematic Diagram Note S 1...

Page 41: ...Model No TX P42XT50B Y PR42XT50 Replacement Parts List Note S 2...

Page 42: ...Model No TX P42XT50B Y PR42XT50 A Board 1 15 S 3...

Page 43: ...Model No TX P42XT50B Y PR42XT50 A Board 2 15 S 4...

Page 44: ...Model No TX P42XT50B Y PR42XT50 A Board 3 15 S 5...

Page 45: ...Model No TX P42XT50B Y PR42XT50 A Board 4 15 S 6...

Page 46: ...Model No TX P42XT50B Y PR42XT50 A Board 5 15 S 7...

Page 47: ...Model No TX P42XT50B Y PR42XT50 A Board 6 15 and K Board S 8...

Page 48: ...Model No TX P42XT50B Y PR42XT50 A Board 7 15 S 9...

Page 49: ...Model No TX P42XT50B Y PR42XT50 A Board 8 15 S 10...

Page 50: ...Model No TX P42XT50B Y PR42XT50 A Board 9 15 S 11...

Page 51: ...Model No TX P42XT50B Y PR42XT50 A Board 10 15 S 12...

Page 52: ...Model No TX P42XT50B Y PR42XT50 A Board 11 15 S 13...

Page 53: ...Model No TX P42XT50B Y PR42XT50 A Board 12 15 S 14...

Page 54: ...Model No TX P42XT50B Y PR42XT50 A Board 13 15 S 15...

Page 55: ...Model No TX P42XT50B Y PR42XT50 A Board 14 15 S 16...

Page 56: ...Model No TX P42XT50B Y PR42XT50 A Board 15 15 S 17...

Page 57: ...Model No TX P42XT50B Y PR42XT50 C1 Board S 18...

Page 58: ...Model No TX P42XT50B Y PR42XT50 C2 Board S 19...

Page 59: ...Model No TX P42XT50B Y PR42XT50 SN Board 1 4 S 20...

Page 60: ...Model No TX P42XT50B Y PR42XT50 SN Board 2 4 S 21...

Page 61: ...Model No TX P42XT50B Y PR42XT50 SN Board 3 4 S 22...

Page 62: ...Model No TX P42XT50B Y PR42XT50 SN Board 4 4 S 23...

Page 63: ...Model No TX P42XT50B Y PR42XT50 A Board Foil side S 24...

Page 64: ...Model No TX P42XT50B Y PR42XT50 A Board Component side S 25...

Page 65: ...Model No TX P42XT50B Y PR42XT50 K Board S 26...

Page 66: ...Model No TX P42XT50B Y PR42XT50 C1 Board S 27...

Page 67: ...Model No TX P42XT50B Y PR42XT50 C2 Board S 28...

Page 68: ...Model No TX P42XT50B Y PR42XT50 SN Board S 29...

Page 69: ...C2013 F1G1E1030005 C 0 01UF 25V 1 C2014 F1G1E1030005 C 0 01UF 25V 1 C2018 F1G1H1020008 C 1000PF 50V 1 C2019 F1G1E1030005 C 0 01UF 25V 1 C2026 F1G1C104A077 C 0 1UF 16V 1 C2032 F1H0J4750004 C 4 7UF 16V...

Page 70: ...01UF 25V 1 C5002 F1JZZ1060001 C 10UF 20V 1 PAVCCZ C5003 F1H1C105A145 C 1 uF 16 V 1 C5007 F1G1C104A077 C 0 1UF 16V 1 C5009 F1G1C104A077 C 0 1UF 16V 1 C5011 F1G1C104A077 C 0 1UF 16V 1 C5012 EEEHB1C101UP...

Page 71: ...087 C 10UF 10V 1 C8033 F1J1A106A087 C 10UF 10V 1 C8034 F1J0G2260001 C 22 UF 4 V 1 C8035 F1G1C104A077 C 0 1UF 16V 1 C8036 F1G1A105A047 C 1UF 10V 1 C8038 F1J0G2260001 C 22 UF 4 V 1 C8039 F1J0G2260001 C...

Page 72: ...32 F1J1A106A110 C 10UF 10V 1 PAVCCZ C8633 F1G1C104A077 C 0 1UF 16V 1 C8637 F1J1A106A110 C 10UF 10V 1 PAVCCZ C8638 F1G1C104A077 C 0 1UF 16V 1 C8639 F1J1A106A110 C 10UF 10V 1 PAVCCZ C8640 F1G1C104A077 C...

Page 73: ...1G1C104A077 C 0 1UF 16V 1 C9301 F1G1H180A834 C 18PF 50V 1 PAVCCZ C9302 F1G1H180A834 C 18PF 50V 1 PAVCCZ C9307 F1G1C104A077 C 0 1UF 16V 1 C9328 F1G1C104A077 C 0 1UF 16V 1 C9331 F1G1A105A047 C 1UF 10V 1...

Page 74: ...C5704 C0DBEYY00175 IC 1 IC6900 C1AB00003808 IC 1 PAVCCZ IC8000 MN2WS0250E IC 1 PAVCCZ IC8100 C0DBAYY01283 IC 1 PAVCCZ IC8101 C0DBAYY01285 IC 1 PAVCCZ IC8200 C3ABUY000019 IC 1 PAVCCZ IC8201 C3ABUY00001...

Page 75: ...1 J0ZZB0000142 FILTER 1 L8603 J0ZZB0000142 FILTER 1 L8604 J0JYC0000464 FILTER 1 PAVCCZ L8606 J0JYC0000464 FILTER 1 PAVCCZ L8607 J0JYC0000464 FILTER 1 PAVCCZ L8704 G1C1R5ZA0311 INDUCTION COIL 1 PAVCCZ...

Page 76: ...23 M 36 OHM J 1 16W 1 R0949 D0GA360JA023 M 36 OHM J 1 16W 1 R0950 D0GA360JA023 M 36 OHM J 1 16W 1 R0952 D0GA102JA023 M1KOHM J 1 16 W 1 R0953 D0GA101JA023 M 100 OHM J 1 16W 1 R0954 D0GA101JA023 M 100 O...

Page 77: ...A220JA023 M22 OHM J 1 16 W 1 R3167 D0GA333JA023 M 33KOHM J 1 16W 1 R3168 D0GA333JA023 M 33KOHM J 1 16W 1 R3171 D0GA272JA023 M 2 7KOHM J 1 16W 1 R3172 D0GA272JA023 M 2 7KOHM J 1 16W 1 R3173 D1BA1003A02...

Page 78: ...473JA023 M 47KOHM J 1 16W 1 R5008 D0GA473JA023 M 47KOHM J 1 16W 1 R5009 D0GA103JA023 M10KOHM J 1 16 W 1 R5010 D0GA272JA023 M 2 7KOHM J 1 16W 1 R5011 D0GA104JA023 M100KOHM J 1 16 W 1 R5012 D0GA223JA023...

Page 79: ...023 M 68 OHM J 1 16W 1 R8401 D0GA680JA023 M 68 OHM J 1 16W 1 R8402 D0GA680JA023 M 68 OHM J 1 16W 1 R8403 D0GA680JA023 M 68 OHM J 1 16W 1 R8404 D0GA680JA023 M 68 OHM J 1 16W 1 R8405 D0GA680JA023 M 68 O...

Page 80: ...7KOHM J 1 16W 1 R8683 D0GA472JA023 M 4 7KOHM J 1 16W 1 R8694 D1BA1822A023 M 18 2KOHM F 1 16 W 1 PAVCCZ R8695 D1BA3742A023 M 37 4 KOHM F 1 16 W 1 PAVCCZ R8705 D0GA103JA023 M10KOHM J 1 16 W 1 R8707 D0GB...

Page 81: ...D0GA472JA023 M 4 7KOHM J 1 16W 1 R9168 D0GA472JA023 M 4 7KOHM J 1 16W 1 R9198 D1HY6804A012 NETWORK RESISTER 1 PAVCCZ R9205 D0GA122JA023 M 1 2KOHM J 1 16W 1 R9206 D0GA472JA023 M 4 7KOHM J 1 16W 1 R920...

Page 82: ...1H221A541 C 220PF 50V 1 C14952 F1H1C105A145 C 1 uF 16 V 1 C14957 F1H1C105A145 C 1 uF 16 V 1 C14958 F1H1C105A145 C 1 uF 16 V 1 C14963 F1H1C105A145 C 1 uF 16 V 1 C14970 F1G1H221A541 C 220PF 50V 1 C14973...

Page 83: ...1A042 C 330PF 630V 1 PAVCCZ C16731 F1K2J331A042 C 330PF 630V 1 PAVCCZ C16753 F1K1E105A029 C 1UF 25V 1 C16770 F1H1C105A145 C 1 uF 16 V 1 C16790 F1K1E475A134 C 4 7UF 25V 1 C16791 F2A1E221B726 E 220UF 25...

Page 84: ...AVCCZ D14909 DA3X103E0L DIODE 1 PAVCCZ D14924 B0ECKM000046 DIODE 1 D14925 B0ECKM000046 DIODE 1 D14967 DA2J10100L DIODE 1 D14974 B0ECKM000046 DIODE 1 D14976 B0ECKM000046 DIODE 1 D16401 B0ECKP000061 DIO...

Page 85: ...01936 IC 1 PAVCCZ IC16521 C0ZBZ0001936 IC 1 PAVCCZ IC16522 C0ZBZ0001936 IC 1 PAVCCZ IC16561 AN49272A VF IC 1 PAVCCZ IC16563 C0JBAB000996 IC 1 IC16600 C1ZBZ0004559 IC 1 PAVCCZ IC16603 C0JBAA000344 IC 1...

Page 86: ...Z R16413 D0GB331JA065 M330 OHM J 1 10W 1 R16414 D0GB103JA065 M 10K OHM J 1 10W 1 R16416 D0GB103JA065 M 10K OHM J 1 10W 1 R16421 D0GF7R5JA047 M 7 5 OHM J 1 3W 1 R16422 D0GF7R5JA047 M 7 5 OHM J 1 3W 1 R...

Page 87: ...1 3W 1 R16681 D0GD100JA059 M 10 OHM J 1 4W 1 R16682 D0GD100JA059 M 10 OHM J 1 4W 1 R16684 D0GB220JA065 M 22 OHM J 1 10W 1 R16685 D1BD1500A066 M 150 OHM F 1 8 W 1 PAVCCZ R16686 D0GB103JA065 M 10K OHM J...

Page 88: ...0W 1 PAVCCZ R17106 D1BB49R9A073 M 49 9 OHM F 1 10W 1 PAVCCZ R17107 D0GB101JA065 M 100 OHM J 1 10W 1 R17108 D1BB49R9A073 M 49 9 OHM F 1 10W 1 PAVCCZ R17131 D0GF1R0JA047 M 1 OHM J 1 3W 1 R17133 D0GF1R0J...

Page 89: ...49 9 OHM F 1 10W 1 PAVCCZ R17298 D0GD224JA052 M 220KOHM J 1 8W 1 R17299 D0GD151JA059 M 150 OHM J 1 4W 1 SN2 K1KY04C00001 4P CONNECTOR 1 PAVCCZ SN20 K1MY30BA0345 30P CONNECTOR 1 SN21 K1MY96BA0342 96P C...

Page 90: ...Model No TX P42XT50B Y PR42XT50 Exploded View 1 S 51...

Page 91: ...Model No TX P42XT50B Y PR42XT50 Exploded View 2 S 52...

Page 92: ...Model No TX P42XT50B Y PR42XT50 Packing 1 S 53...

Page 93: ...Model No TX P42XT50B Y PR42XT50 Packing 2 S 54...

Page 94: ...PER A 1 PAVCCZ 12 TMXX074 AC CORD CLAMPER B 1 PAVCCZ 51 TPC0EA11701 CARTON BOX 1 PAVCCZ 52 TPD0E12051 TOP CUSHION 1 PAVCCZ 53 TPD0E22241 BOTTOM CUSHION 1 PAVCCZ TPD0E70101 PEDESTAL NECK PAD 1 PAVCCZ 5...

Page 95: ...063 FLYER FOR PEDESTAL 1 PAVCCZ 31 TSCKE0090001 CABLE A30 C21 1 PAVCCZ 32 TSCKZ0040001 CABLE A20 SN20 1 PAVCCZ 33 TSCLZ0010004 CABLE C10 C20 1 PAVCCZ 16 TTU0E1082 REAR COVER 1 B PAVCCZ 16 TTU0E1083 RE...

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Panasonic Viera TX-P42XT50B, Service Manual

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