Panasonic TH-42PX20U-P Service Manual Manual pdf 117 page image
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Panasonic TH-42PX20U-P Service Manual

Also see for TH-42PX20U/P Operating: Operating instructionsService manual

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Contents
  1. specifications
  2. Table Of Contents
  3. Table Of Contents
  4. Applicable signals
  5. safety precautions
  6. Prevention of Electro Static Discharge (ESD) to
  7. About lead free solder (PbF
  8. Service Hint
  9. Location of Lead Wiring
  10. Self-check Function
  11. Power LED Blinking timing chart
  12. No Power
  13. No Picture
  14. Serviceman Mode (Electronic Controls
  15. CAT (computer Aided Test) mode
  16. IIC mode structure (following items value is sample data
  17. Adjustment Procedure
  18. initialization pulse adjust
  19. adjustment volume location
  20. hotel mode
  21. Conductor Views
  22. G-Board
  23. K and S-Board
  24. Block and Schematic Diagrams
  25. Main Block Diagram
  26. PF-Board Block Diagram
  27. PF-Board Schematic Diagram
  28. P-Board Block Diagram
  29. P-Board (1 of 6) Schematic Diagram
  30. P-Board (2 of 6) Schematic Diagram
  31. P-Board (3 of 6) Schematic Diagram
  32. P-Board (4 of 6) Schematic Diagram
  33. P-Board (5 of 6) Schematic Diagram
  34. P-Board (6 of 6) Schematic Diagram
  35. PA and G-Board Block Diagram
  36. PA-Board (1 of 3) Schematic Diagram
  37. PA-Board (2 of 3) Schematic Diagram
  38. PA-Board (3 of 3) Schematic Diagram
  39. G-Board Schematic Diagram
  40. TA, TB and H-Board Block Diagram
  41. TA and TB-Board Schematic Diagram
  42. H-Board (1 of 2) Schematic Diagram
  43. H-Board (2 of 2) Schematic Diagram
  44. DV-Board Block Diagram
  45. DV-Board (1 of 3) Schematic Diagram
  46. DV-Board (2 of 3) Schematic Diagram
  47. DV-Board (3 of 3) Schematic Diagram
  48. JG-Board Block Diagram
  49. JG-Board (1 of 5) Schematic Diagram
  50. JG-Board (2 of 5) Schematic Diagram
  51. JG-Board (3 of 5) Schematic Diagram
  52. JG-Board (4 of 5) Schematic Diagram
  53. JG-Board (5 of 5) Schematic Diagram
  54. DG-Board Block Diagram
  55. DG-Board (1 of 7) Schematic Diagram
  56. DG-Board (2 of 7) Schematic Diagram
  57. DG-Board (3of 7) Schematic Diagram
  58. DG-Board (4 of 7) Schematic Diagram
  59. DG-Board (5 of 7) Schematic Diagram
  60. DG-Board (6 of 7) Schematic Diagram
  61. DG-Board (7 of 7) Schematic Diagram
  62. D-Board (1 of 2) Block Diagram
  63. D-Board (2 of 2) Block Diagram
  64. D-Board (1 of 15) Schematic Diagram
  65. D-Board (2 of 15) Schematic Diagram
  66. D-Board (3 of 15) Schematic Diagram
  67. D-Board (4 of 15) Schematic Diagram
  68. D-Board (5 of 15) Schematic Diagram
  69. D-Board (6 of 15) Schematic Diagram
  70. D-Board (7 of 15) Schematic Diagram
  71. D-Board (8 of 15) Schematic Diagram
  72. D-Board (9 of 15) Schematic Diagram
  73. D-Board (10 of 15) Schematic Diagram
  74. D-Board (11 of 15) Schematic Diagram
  75. D-Board (12 of 15) Schematic Diagram
  76. D-Board (13 of 15) Schematic Diagram
  77. D-Board (14 of 15) Schematic Diagram
  78. D-Board (15 of 15) Schematic Diagram
  79. C1, C2, C3, C4 and K-Board Block Diagram
  80. C1-Board (1 of 2) Schematic Diagram
  81. C1-Board (2 of 2) Schematic Diagram
  82. C2-Board (1 of 2) Schematic Diagram
  83. C2-Board (2 of 2) Schematic Diagram
  84. C3-Board (1 of 2) Schematic Diagram
  85. C3-Board (2 of 2) Schematic Diagram
  86. C4-Board (1 of 2) Schematic Diagram
  87. C4-Board (2 of 2) Schematic Diagram
  88. S and K-Board Schematic Diagram
  89. SC-Board Block Diagram
  90. SC-Board (1 of 2) Schematic Diagram
  91. SC-Board (2 of 2) Schematic Diagram
  92. SU-Board Block Diagram
  93. SU-Board (1 of 2) Schematic Diagram
  94. SU-Board (2 of 2) Schematic Diagram
  95. SD-Board Block Diagram
  96. SD-Board (1 of 2) Schematic Diagram
  97. SD-Board (2 of 2) Schematic Diagram
  98. SS, S, SS2 and SS3-Board Block Diagram
  99. SS-Board (1 of 2) Schematic Diagram
  100. SS, SS2 and SS3-Board Schematic Diagram
  101. Parts Location
  102. Parts Location (2)
  103. Parts Location (3)
  104. Parts Location (4)
  105. Parts Location (5)
  106. Mechanical Replacement Parts List
  107. Replacement Parts List
  108. Electrical Replacement Parts List
Panasonic TH-42PX20U-P Service Manual Manual pdf 117 page image
14.55. D-Board (15 of 15) Schematic DiagramTERMSIDETERMSIDEAA_DRVRST_5VAB_PCDAA_SOS3AB_PCUAP_BLKL5VAA_KEYAA_LED_GAA_LED_RABF_CKD1ABF_CKD2AC_BLKDAP_CLKLAP_NCLKLAF_SAU6AF_SBU6AF_SCU6AF_SCU3AF_SAU4AF_SBU4AF_SCU4AF_SAU5AF_SCU2AF_SAU3AF_SBU3AF_SBU2AF_SCU5AF_XWEAF_RD_XBYAF_SBU1AF_SCU1AF_SAU2AF_SBU0AF_SCU0AF_SAU1AP_NCLKLAP_CLKLABF_CKD1ABF_CKD2AF_XCEAP_CELAP_HZAP_HZABB_CERAF_XOEAF_BYTEAF_D0AF_D8AF_D1AF_D9AF_D2AF_D10AF_D3AF_D11AF_D4AF_D12AF_D5AF_D13AF_D6AF_D14AF_D7AF_D15AA_CATS_EYEABG_D112ABG_D102ABG_D106ABG_D104ABG_D114ABG_D101ABG_D103ABG_D105ABG_D111ABG_D113ABG_D115ABG_D082ABG_D076ABG_D074ABG_D084ABG_D086ABG_D096ABG_D094ABG_D092ABG_D072ABG_D073ABG_D075ABG_D083ABG_D085ABG_D095ABG_D093ABG_D091ABG_D081ABG_D062ABG_D064ABG_D066ABG_D071ABG_D061ABG_D063ABG_D065AF_SBU5ABE_D225ABE_D223ABE_D221ABE_D215ABE_D213ABE_D211ABE_D205ABE_D203ABE_D201ABE_D195ABE_D193ABE_D191ABE_D185ABE_D183ABE_D181ABE_D175ABE_D173ABE_D171ABE_D226ABE_D224ABE_D222ABE_D216ABE_D214ABE_D212ABE_D206ABE_D204ABE_D202ABE_D196ABE_D194ABE_D192ABE_D186ABE_D184ABE_D182ABE_D176ABE_D174ABE_D172ABK_AD1ABK_BD1ABK_AD0ABK_BD0ABK_BD3ABK_AD3ABK_CD3ABK_AD2ABK_CD2ABK_AD5ABK_AD4ABK_CD5ABK_BD4ABK_CD4ABK_BD7ABK_CD7ABK_CD6ABK_BD6ABK_AD9ABK_BD9ABK_AD8ABK_BD8ABK_BD11ABK_AD11ABK_CD11ABK_AD10ABK_CD10ABK_CD1ABK_CD0ABK_BD2ABK_AD7ABK_BD5ABK_AD6ABK_CD8ABK_CD9ABE_D226ABE_D225ABE_D223ABE_D222ABE_D215ABE_D216ABE_D214ABE_D213ABE_D211ABE_D206ABE_D203ABE_D204ABE_D202ABE_D201ABE_D195ABE_D194ABE_D191ABE_D192ABE_D186ABE_D185ABE_D183ABE_D182ABE_D175ABE_D176ABE_D174ABE_D173ABE_D171AI_CU0AI_CU1AI_AU0AI_BU1AI_AU1AI_BU2AI_AU2AI_AU3AI_BU3AI_CU4AI_BU4AI_CU5AI_BU5AI_BU6AI_CU6AI_AU6AI_CU7AI_AU7AI_CU8AI_BU8AI_CU9AI_BU9AI_BU10AI_CU10AI_AU10AI_CU11AI_AU11AI_BU0AI_CU2AI_CU3AI_AU5AI_AU4AI_AU9AI_BU7AI_AU8AI_BU11ABG_D116ABG_D113ABG_D114ABG_D112ABG_D111ABG_D105ABG_D104ABG_D101ABG_D102ABG_D096ABG_D095ABG_D093ABG_D092ABG_D085ABG_D086ABG_D084ABG_D083ABG_D081ABG_D075ABG_D076ABG_D073ABG_D072ABG_D065ABG_D066ABG_D064ABG_D063ABG_D061AA_REMOCONAF_SAU0ABG_D062ABG_D074ABG_D082ABG_D071AP_CELAB_PCUAP_BLKLABG_D094ABG_D091AP_HZAB_UBKAB_UMHAB_USHAB_UMLAB_UEHAB_UE2HAB_USLABG_D103ABG_D106ABG_D115ABE_D181ABE_D184ABE_D193ABE_D196ABE_D205ABB_CERAB_PCDAC_BLKDABE_D212ABE_D221ABE_D224AP_HZABK_BD10ABE_D172ABG_D116AA_SOS23.3VR93130R9511 10kR956410kR9540EXB38V470JVR9556 150C959750V0.01uR9553EXB38V680JVP5VD32A1A2A3A4A5A6A7A8A9A10A11A12A13A14A15A16A17A18A19A20A21A22A23A24A25A26A27A28A29A30A31A32A33A34A35A36A37A38A39A40B1B2B3B4B5B6B7B8B9B10B11B12B13B14B15B16B17B18B19B20B21B22B23B24B25B26B27B28B29B30B31B32B33B34B35B36B37B38B39B40R9515100kC3FBND000172IC9456123456789101112131415161718192021222324 252627282930313233343536373839404142434445464748R9523EXB38V680JVR9559EXB38V470JVR9551EXB38V470JVR9561EXB38V470JVR95170R9538 0R9554 150R9519EXB38V680JVR9533 47R9542 0R9543EXB38V470JVR9526EXB38V680JVR9545 47C949716V0.1uP5VR9510 10kR9539 0R954747R9558 150R9532 47R9512 10kR9520EXB38V680JVR93764.7kR9594100R9522EXB38V680JVR9529EXB38V680JVR95160R9552 1503.3VR9506EXB38V103JVR9557 150C949416V4.7uD33A1A2A3A4A5A6A7A8A9A10A11A12A13A14A15A16A17A18A19A20A21A22A23A24A25A26A27A28A29A30A31A32A33A34A35A36A37A38A39A40B1B2B3B4B5B6B7B8B9B10B11B12B13B14B15B16B17B18B19B20B21B22B23B24B25B26B27B28B29B30B31B32B33B34B35B36B37B38B39B40R9527EXB38V680JVC949316V0.1uR9504EXB38V103JVR9536 47R9518EXB38V680JVR9562 150R9544 47R9563100R9525EXB38V680JVC949516V4.7uR9550EXB38V470JVR9541 0R9509 10kR9530EXB38V680JVR9521EXB38V680JVR93250STB5V_SR9560 150R9534 47C959850V0.01uR94114.7kL9459ELKE103FA123R9524EXB38V680JVR9535 47R9537 47C949816V4.7uC949616V0.1uR959310kQ95942SD0601A0LQ95972SD0601A0LQ95962SD0601A0LQ95912SD0601A0LR93804.7kR9592100k5V DET5V DETOPT~DRVRST~DRVRSTA15A14A13A12A11A10A9A8NCNCBYTEVssDQ15/A-1A16DQ12DQ5DQ13DQ6DQ14DQ7WERESETNCNCRY/BYA18A17A7A6A5A4A3A2VssDQ0DQ1DQ9DQ2DQ10DQ3DQ11VccDQ4CEOEDQ8A1 A0GNDSOSD6-5D6-6D6-3D6-4D6-1D6-2GNDD9-6D9-4D9-2D9-5D9-3D9-1GNDGNDD8-5D8-6D8-3D8-4GNDGNDD8-2D8-1D7-5D7-6D7-3D7-4GNDGNDD7-1D7-2D11-6D11-5D11-3D11-4D11-2D11-1GNDNCLKLBLKLCELPCLGNDGNDGNDD10-6GNDD10-5D10-4D10-2D10-1D10-3GNDCLK3LCLK4L5V5VHZCLKLGNDURLURHDMHLGNDDMLLDSHLDSLLUMHUBKUSHUMLUEHUSLUEL5V5VL-UPGNDSOSD17-2D17-1D17-4D17-3D17-6D17-5GNDGNDGNDGNDGNDGNDGNDD20-2D20-1D20-3D20-6D20-5D20-4D19-2D19-1D19-4D19-3D19-6D19-5D18-2D18-4D18-3D18-6D18-5D18-1GNDNCLKLBLKLPCLGNDCELD22-6D22-5D22-4D22-3D22-1GNDGNDD22-2GNDGNDD21-2D21-1D21-4D21-3D21-6D21-5CLK3LCLK4L5V5VGND5V5VREMOCONSTB5VHZCLKLGNDGNDDMHLDMLLDSHLDSLLLED_GLED_RKEY_SWGNDNC7469 71 737270 756820720820921020621220120220520421120332M-FLASHTO(C31)C3-BOARDTO(C21)C2-BOARD! D-BOARD TXN/D10QKS (15/15)TH-42PX20U-P D-BOARD (15 of 15) Schematic Diagram TH-42PX20U-P D-BOARD (15 of 15) Schematic DiagramTH-42PX20U-P117
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TH-42PX20U/P Operating
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