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Panasonic Viera TC-L42D2, Service Manual, Page: 35 / 73

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Panasonic Viera TC-L42D2 Service Manual Download Page 35

35

11 Schematic Diagram

11.1. Schematic Diagram Notes

Summary of Contents for Viera TC-L42D2

Page 1: ...Panasonic Corporation 2010 Unauthorized copying and distribution is a violation of law ORDER NO MTNC100444CE B01 Canada B61 42 inch Class 1080p LCD HDTV Model No TC L42D2 LA04 Chassis...

Page 2: ...29 9 2 Block 1 3 Diagram 30 9 3 Block 2 3 Diagram 31 9 4 Block 3 3 Diagram 32 10 Wiring Connection Diagram 33 10 1 Caution statement 33 10 2 Wiring 1 33 10 3 Wiring 2 34 11 Schematic Diagram 35 11 1...

Page 3: ...the jumpered AC plug and each exposed metal lic cabinet part on the equipment such as screwheads connectors control shafts etc When the exposed metal lic part has a return path to the chassis the read...

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: ...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 solde...

Page 6: ...Panel Assy should be exchanged for service horizontal frequency kHz vertical frequency Hz COMPONENT HDMI PC 525 480 60i 15 73 59 94 525 480 60p 31 47 59 94 750 720 60p 45 00 59 94 1 125 1 080 60i 33 7...

Page 7: ...F 2 69 CATV 1 135 Operating Conditions Temperature 32 F 95 F 0 C 35 C Humidity 20 80 RH non condensing Connection Terminals VIDEO IN 1 2 VIDEO RCA PIN Type 1 1 0 V p p 75 AUDIO L R RCA PIN Type 2 0 5...

Page 8: ...trol three times within 2 seconds 5 1 1 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 direct...

Page 9: ...Remark ADJUST CONTRAST 01 COLOR 00 TINT 00 SUB BRT 000 BACKLGT 9FFF V COM 1B4 WB ADJ R GAIN F7 G GAIN FB B GAIN DB R CENT 82 G CENT 80 B CENT 86 OPTION Boot ROM Factory Preset STBY SET 00 EMERGENCY ON...

Page 10: ...shipment This indication except 2nd and 1st occurrence after shipment will be cleared by Self check indication and forced to factory ship ment setting 5 2 3 POWER ON TIME COUNT Note To display TIME CO...

Page 11: ...omponent Video1 Video2 PC 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 cha...

Page 12: ...s 5 4 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 13: ...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 14: ...nt 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 L...

Page 15: ...pressing VOLUME button on the main unit press OK button on the remote control for more than 3 seconds Self check indication and forced to factory shipment setting Produce TV reception screen and whil...

Page 16: ...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...

Page 17: ...17 6 3 No Power First check point There are following 2 states of No Power indication by power LED 1 No lit 2 Red is lit then turns red blinking a few seconds later See 6 2...

Page 18: ...upward 2 Remove the 4 screws 3 Remove the pedestal 7 2 Rear cover 1 Remove the 20 screws A 2 Remove the 4 screws B 3 Remove the rear cover 7 3 AC cord 1 Remove the bushing of the AC cord from the AC c...

Page 19: ...ews C 2 Remove the 1 screw D 3 Disconnect the connectors CNAC CN01 CN02 and P2 4 Remove the P Board 5 Remove the P Board barrier 7 5 Side AV bracket 1 Remove the Metal side AV bracket 2 Remove the 1 s...

Page 20: ...the 4 screws 2 Disconnect the connectors A03 A04 A10 A11 and A21 3 Remove the A Board 4 Remove the A Board barrier 7 7 Control panel 1 Disconnect the connector K1 2 Remove the control panel 7 8 Speak...

Page 21: ...ttom 1 Remove the 4 screws E 2 Remove the 2 screws F 3 Remove the Metal bracket bottom 7 10 TC Board 1 Remove the 2 screws 2 Disconnect the connectors TC01 TC04 TC05 and TC06 3 Remove the TC Board 4 R...

Page 22: ...the 8 screws 4 Remove the Metal support corner 5 Remove the 1 screw 6 Remove the Metal support side 7 Remove the 2 screws 8 Remove the Metal support bottom side 7 12 LCD Panel 1 Remove the LCD panel 7...

Page 23: ...23 7 14 EMI processing...

Page 24: ...24...

Page 25: ...25...

Page 26: ...26...

Page 27: ...nto sub item VCOM by pressing 3 button on remote control Adjustment value of VCOM is displayed 3 Flicker Confirmation Go to flicker adjustment screen by pressing 5 button on remote control Confirm if...

Page 28: ...s 1 REMOTE TRANSMITTER 2 Ex Signal Sprit color bar Adjustment or Inspection Procedure Remarks procedure 1 Receive the Sprit color bar Screen mode ZOOM or FULL Picture mode DYNAMIC AI OFF AI Picture OF...

Page 29: ...ECTIFIER PROCESS VOLTAGE RECTIFIER Y PB PR V TCON TC POWER LED R SUB1 2V DET P2 RECTIFIER CPU BUS I F CPU BUS L R NOR FLASH IPOD DDR2 SOUND15V F15V VOLTAGE STB5V DROP F15V C A T S SENSOR HDMI2 A04 SOU...

Page 30: ...12 5 7 LED DRIVER 3 PHOTO COUPLER D102 1 PHOTO COUPLER LINE FILTER I751 2 RECTIFIER S103 4 CNAC STB D105 D108 RECTIFIER POWER CONTROL I402 CONTROL PFC CURRENT CONTROL DRIVER I401 Q301 Q302 I201 11 AC...

Page 31: ...3 IC8850 LVDS3 3V L R C A T S SENSOR INVERTER X OUT VIDEO1 POWER LED R _ON V2_R IC3200 MCU_ IIC IIC0_TU HDMI IN 1 D1_R KEYSCAN1 PROCESSOR TV VCC i Pod AUTHENTICATION LSI PC_B IFD_OUT1 PANEL_STB_ON VCC...

Page 32: ...1 P1 Z_RXDN1 P1 36 IN9 PNL12V VIN SW IC9202 mini_LVDS_RIGHT ZW1 2V VDD1_3 3V XO SI SO PWM_POW_ON 51 LVDS_ODD 12 IC9201 GMA3 4 6 7 12 13 15 16 TO PANEL CONTROL CTRLN IC9203 IIC 51 TC04 12 LLV0 OUT9 IIC...

Page 33: ...iagram 10 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 34: ...34 10 3 Wiring 2...

Page 35: ...35 11 Schematic Diagram 11 1 Schematic Diagram Notes...

Page 36: ...1 IC8001 AA22 GPIO5 IC8001 U22 RIEXT_A IC8001 A25 ALSPOUT IC8001 AA4 EBADD6 IC8001 L20 VDD12PLL IC8001 D13 VBGE IC8001 R16 VSS IC8001 R4 OCD_DATA IC8001 AC6 SDCD IC8001 B24 ARTUNEOUT IC8001 AC16 VDD18...

Page 37: ...DDRCS0_N IC8001 AE23 DDRAD10 IC8002 C7 VDDQ IC8002 E8 LDQS IC8002 E3 VSS IC8001 AF23 DDRAD9 IC8002 K9 ODT IC8002 B9 DQ15 IC8002 G2 DQ1 IC8001 AD16 DDRBCLK IC8001 AF12 DDRDQSN1 IC8001 AF9 DDRDQSN0 IC8...

Page 38: ...A6 22 A5 23 A4 24 A3 25 A2 26 A1 27 N C 28 N C 29 Vio 30 N C 31 A0 32 CE 33 Vss 34 OE 35 DQ0 36 DQ8 37 DQ1 38 DQ9 39 DQ2 40 DQ10 41 DQ3 42 DQ11 43 Vcc 44 DQ4 45 DQ12 46 DQ5 47 DQ13 48 DQ6 49 DQ14 50...

Page 39: ...C0DBEYG00002 IC5613 1 Vin 2 Vc 4 Vadj 5 GND 3 Vo IC5610 C0DBAYY00755 1 BOOT 2 VIN 3 SW 4 GND 5 FB 6 COMP 7 EN 8 SS Thermal_Pad IC5608 C0DBAYY00755 1 BOOT 2 VIN 3 SW 4 GND 5 FB 6 COMP 7 EN 8 SS Thermal...

Page 40: ...N5 VG1IN VR2IN ARIN4 VCVS3IN ARIN3 VR1IN VB3IN ARIN5 VCVS4IN ALIN3 ALIN1 SYNCIN1 VB2IN ARIN2 VCVS2IN ALIN2 SYNCIN3 VR3IN VG2IN AVDIN R2258 75 R2118 47 R2117 47 R2119 47 R2314 30k R2320 30k R2200 75 R2...

Page 41: ...43 10k Q3206 DSA200100L U_IPOD_R A_NONUSE R3245 10k IPOD_CTRL_SW C3205 1u 25V IPOD_CP_RST TP3210 R3211 220k C3218 100p 50V C3219 33p 50V Q3201 DSC200100L Q3207 DSC200100L IPOD_SOS R3212 0 L3201 J0JHC0...

Page 42: ...DRV 20 DTV5VOUT 21 DTV5VIN 22 EN_DCDC 23 CD 24 STB_RST 25 DRVRST 26 STB5V_SW_ON 27 P_SOS4 28 SC_SOS6 29 SC_SOS7 30 SS_SOS8 31 D_SOS_RSV 32 SC_OHZ STB5V SUB1 8V STB3 3V STB3 3V STB3 3V STB1 2V SUB5V SU...

Page 43: ...RXP1_C DDC5V_A SCL_DDC_A RXNC_A RXP2_C RXNC_C RXN0_A RXP2_A RXP0_B RXPC_C RXP2_B RXP0_A RXN1_B RXN2_B RXN1_C RXN2_A RXPC_B RXN2_C RXNC_B RXP1_A DDC5V_C RXN1_A DDC5V_B SCL_DDC_B RXN0_B RXPC_A SCL_DDC_C...

Page 44: ...L8309 G1C82NJA0075 L8308 G1CR22JA0020 L8313 G1C56NJ00018 SUB5V_TUNER SUB5V SUB5V SUB5V SUB5V TP8305 TP8304 TP8302 24KEC_I2CCLK0_TU VSB_INN RF_V SIFIN VSB_INP IFAGC RF_AFT RFAGC 24KEC_I2CDATA0_TU TV_S...

Page 45: ...MINAL PDP_U_YPBPR2_L LCD_U_YPBPR1_L A_AV1_L__TERMINAL U_AV1_R A_AV2_R__TERMINAL PDP_U_YPBPR2_PR LCD_U_YPBPR1_PR A_AV1_PR__TERMINAL U_AV2_L A_AV3_L__TERMINAL PDP_U_YPBPR2_PB LCD_U_YPBPR1_PB A_AV1_PB__T...

Page 46: ...00X R4224 EXB28VR000X R4238 EXB28VR000X R4232 EXB28VR000X R4216 100 R8853 1k R8851 2 2k R4218 100 R5431 10k R5432 47k R5434 22k R4251 0 R4214 0 R4806 10k R5433 33k R4217 100 R9930 0 R4861 10k R4358 9...

Page 47: ...R2767 1k R1180 1k R4793 100 R4795 1k R4794 1k R2759 100 R5607 1 5k R2769 10k R5610 470 R2770 47k R4779 47k R2761 100 R5694 470 R2765 10k R4803 4 7k R2764 47k R2763 47k R4796 0 R1179 7 15k R2757 1 8k...

Page 48: ...4KEC_I2CDATA0 UACTS0_N R4762 EXB2HV220JV R4802 EXB2HV220JV R4780 EXB2HV220JV R4730 2 2k R4717 2 2k R4729 2 2k R4716 2 2k R4715 2 2k R4731 2 2k ZA5411 K4ZZ01000267 ZA5408 K4ZZ01000267 ZA5416 K4ZZ010002...

Page 49: ..._RXDP1 Z_RXDN1 OEBLK OENB Z_SCL0 Z_RXEP1 Z_RXEN1 Z_RXBN1 PG_SDA Z_SDA0 PG_SCL Q9001 B1ABCF000231 Q9003 B1ABCF000231 R9011 100 R9005 100 R9031 47k R9006 100 R9016 100 R9008 100 R9014 100 R9015 100 R902...

Page 50: ...C9006 W5 FLSHENB IC9006 V21 TA3M IC9006 AB1 VSS IC9006 C9 PWMH IC9006 F21 TA1M IC9006 L10 VSS IC9006 Y1 VDD33 IC9006 N22 TB2P IC9006 D2 VDD33 IC9006 AA22 TCLK3P IC9006 N3 LRVSS IC9006 AA5 FLSHCS IC900...

Page 51: ...5 C0EBM0000026 1 OUT 2 Vdd 3 GND 5 Cd 4 NC L9016 J0JHC0000075 L9013 G1C3R3Z00004 L9014 G1C2R2Z00006 L9015 G1C100MA0077 ZW1 2V PNL12V ZW1 2V PNL12V ZW3 3V ZW3 3V DCDC12V DCDC12V VDD1_3 3V ZW3 3V VDD1_3...

Page 52: ...43 1M R9239 0 R9240 10 R9238 0 R9242 10k 1 R9245 6 2k R9230 100 R9324 1k R9235 0 R9219 0 R9233 1k R9246 4 7k R9232 100 R9229 100 X9201 H2D100500004 D9211 B0HCMM000014 R9339 4 7k C1AB00003252 IC9201 1...

Page 53: ...09 TP9207 TP9210 TP9208 GVST_I GVDD_ODD GCLK6 GCLK2 GVDD_EVEN GCLK3 GCLK4 GCLK5 GCLK1 CLK2 CLK5 CLK1 GMA12 GMA6 CLK4 VDD_ODD VCOMR VCOML VDD_EVEN GMA7 GMA13 CLK3 GMA16 VGI_P VGI_N CLK6 GMA4 GMA15 RESE...

Page 54: ...TP9254 TP9253 TP9252 TP9251 TP9250 TP9249 TP9248 TP9247 TP9246 TP9245 TP9244 TP9243 TP9242 TP9241 TP9240 TP9236 TP9282 GMA10 GMA4 GMA6 GMA1 GMA16 VCOMR VCOML GMA1 GMA16 GMA18 GMA12 VST VST GMA7 GMA6...

Page 55: ...C8341 L8009 R8319 C8342 D2753 C8343 D5633 C8150 C8151 C8152 C8153 L8010 C8154 R8320 L8011 C8155 R8321 L8012 C8156 C8157 R2757 R8518 C8158 R8519 C8159 R8325 R2759 L8015 L8016 R8326 L8017 R2374 R8520 R...

Page 56: ...32 C8346 C5466 R8513 R5633 C8347 C5467 R8514 R8515 C8349 R8516 R8322 L8013 R8517 R8323 L8014 R8324 C5663 C8350 C5664 C5665 C8351 C5666 C8352 C8353 C5667 C8354 D2764 R2184 R2378 C8355 R2185 D2380 L3201...

Page 57: ...7 Q2500 V10 D2500A R2500 C2505 R2544 R2515 D2500 C2502 R2543 R2514 VJ2500 R2529 C2506 R2545 R2516 C2503 R2540 R2508 RM2500A R2518 D2503 C2504 R2533 R2504 C2514 R2541 R2509 R2531 R2502 Q2504 R2530 C250...

Page 58: ...R9281 R9081 C9085 R9058 C9055 R9219 C9047 C9219 C9209 TP9267 TP9253 R9374 TP9231 TP9221 TP9214 TP9205 L9006 R9311 R9116 C9105 R9290 R9069 R9251 C9269 C9056 TP9278 TP9262 TP9243 TP9225 R9350 TP9016 TP...

Page 59: ...59 13 Exploded View and Replacement Parts List 13 1 Exploded View and Mechanical Replacement Parts List 13 1 1 Exploded View...

Page 60: ...60 13 1 2 Accessories...

Page 61: ...61 13 1 3 Mechanical Replacement Parts List...

Page 62: ...P2AA24701 SIDE_AV_BRACKET 1 PAVCA TMK2AA01093 FELT T0 7 80 20 PANEL 1 PAVCA TMK2AA01193 FELT 290 15 T0 7 METAL_SIDE_AV 1 PAVCA 11 TMK2AX125 BARRIER_P_BOARD 1 PAVCA 12 TMK2AX126 BARRIER_A_BOARD 1 PAVCA...

Page 63: ...63 Safety Ref No Part No Part Name Description Q ty Remarks XYN3 F6FJ SCREW A4 T2 P5 SIDE BRA1 12 XYN4 F12FJK SCREW 4 XYN4 F6FJ SCREW P1 BTM4 5...

Page 64: ...64 13 2 Electrical Replacement Parts List 13 2 1 Replacement Parts List Notes...

Page 65: ...A225A051 C 22UF 50V 2 C2303 F1G1C104A077 C 0 10UF K 16V 1 C2304 ECJ1VB0J105K C 1UF K 6 3V 1 C2307 ECJ1VB0J105K C 1UF K 6 3V 1 C2309 10 F1H1A225A051 C 22UF 50V 2 C2501 F2G0J470A019 E 47UF 6 3V 1 C2502...

Page 66: ...Pcs Remarks C8069 F1G1C104A116 C 0 10UF K 16V 1 C8070 F1G1H102A730 C 1000UF 50V 1 C8071 F1G1C104A116 C 0 10UF K 16V 1 C8073 F1G1C104A116 C 0 10UF K 16V 1 C8074 F1G1H102A730 C 1000UF 50V 1 C8075 F1G1C1...

Page 67: ...9271 F1G1H102A730 C 1000UF 50V 1 C9272 F1K1E106A136 C 10UF Z 25V 1 Safety Ref No Part No Part Name Description Pcs Remarks C9273 F1G1H102A730 C 1000UF 50V 1 C9274 F1H1H104A970 C 0 1UF K 50V 1 C9275 F1...

Page 68: ...CTOR 2 L9003 J0JHC0000045 CHIP INDUCTOR 1 L9004 J0JHC0000046 CHIP INDUCTOR 1 L9005 J0JHC0000045 CHIP INDUCTOR 1 Safety Ref No Part No Part Name Description Pcs Remarks L9006 J0JHC0000046 CHIP INDUCTOR...

Page 69: ...R2757 D0GA182JA015 M 1 8KOHM J 0 063W 1 R2759 61 D0GA101JA015 M 100 OHM J 0 063W 3 Safety Ref No Part No Part Name Description Pcs Remarks R2763 64 D0GA473JA015 M 47KOHM J 0 063W 2 R2765 ERJ2GEJ103 M...

Page 70: ...5 M 100 OHM J 0 063W 1 R4794 95 ERJ2GEJ102X M 1K OHM J 1 4W 2 R4796 ERJ6GEY0R00V M 0 OHM J 1 10W 1 R4799 D0GAR00Z0001 C 0 OHM 0 063W 1 R4802 EXB2HV220JV RESISTOR ARRAY 1 Safety Ref No Part No Part Nam...

Page 71: ...0001 C 0 OHM 0 063W 1 R8091 D1BA80R6A014 M 80 6 OHM 0 063W 1 PAVCA R8094 D0GA472JA015 M 4 7KOHM J 0 063W 1 R8098 D0GA472JA015 M 4 7KOHM J 0 063W 1 Safety Ref No Part No Part Name Description Pcs Remar...

Page 72: ...rks R9119 D1BB2402A055 M 24KOHM 1 10W 1 R9125 26 D0GA101JA015 M 100 OHM J 0 063W 2 R9131 D0GAR00Z0001 C 0 OHM 0 063W 1 R9140 D0GAR00Z0001 C 0 OHM 0 063W 1 R9152 53 D0GAR00Z0001 C 0 OHM 0 063W 2 R9158...

Page 73: ...1 PAVCA R9337 D1BA9101A014 M 9 1 KOHM 0 063W 1 PAVCA R9339 D0GA472JA015 M 4 7KOHM J 0 063W 1 R9349 D0GAR00Z0001 C 0 OHM 0 063W 1 R9351 D0GAR00Z0001 C 0 OHM 0 063W 1 R9353 D1BA2202A014 M 22KOHM 0 063W...

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