Page 1: Table Of Contents
7.1. Self Check--------------------------------------------------15 9.13. Removal of C3-Board ----------------------------------- 22 7.2. No Power ---------------------------------------------------17 9.14. Removal of S1-Board ----------------------------------- 23 7.3. No Picture --------------------------------------------------17 9.15. Removal of Fan------------------------------------------- 23 © Panasonic Corporation 2009 Unauthorized copying and distribution is a violation of law.
Page 2 TH-50PD12U 9.16. Removal of Front Glass, V1, V2-Board and 15.1. Exploded View and Mechanical Replacement Cabinet Assy ---------------------------------------------- 23 Parts List --------------------------------------------------- 91 9.17. Removal of Plasma Display Panel------------------- 25 15.2. Electrical Replacement Parts List ------------------- 91 10 Measurements and Adjustments -------------------------- 28 10.1.
Page 3: Safety Precautions
TH-50PD12U 1 Safety Precautions 1.1. General Guidelines 1. When conducting repairs and servicing, do not attempt to modify the equipment, its parts or its materials. 2. When wiring units (with cables, flexible cables or lead wires) are supplied as repair parts and only one wire or some of the wires have been broken or disconnected, do not attempt to repair or re-wire the units.
Page 4: Warning
TH-50PD12U 2 Warning 2.1. Prevention of Electrostatic Discharge (ESD) to Electrostatically Sensi- tive (ES) Devices Some semiconductor (solid state) devices can be damaged easily by static electricity. Such components commonly are called Elec- trostatically Sensitive (ES) Devices. Examples of typical ES devices are integrated circuits and some field-effect transistors and semiconductor “chip”...
Page 5: About Lead Free Solder (Pbf)
TH-50PD12U 2.2. About lead free solder (PbF) Note: Lead is listed as (Pb) in the periodic table of elements. In the information below, Pb will refer to Lead solder, and PbF will refer to Lead Free Solder. The Lead Free Solder used in our manufacturing process and discussed below is (Sn+Ag+Cu).
Page 6: Service Navigation
TH-50PD12U 3 Service Navigation 3.1. Service Hint Board Name Function Board Name Function Power supply Scan out (Upper) Non serviceable. Format Converter, Plasma AI Processor SU-Board should be exchanged for service. Sub-Field Processor Digital Signal Prossessor, Microcomputer, Scan out (Lower) Interface (Video / Component Video / PC / RS-232C), Non serviceable.
Page 7: Applicable Signals
TH-50PD12U 3.2. Applicable signals...
Page 8: Specifications
TH-50PD12U 4 Specifications Power Source 110 - 127 V AC, 50/60Hz Power Consumption Power on 365 W Stand-by condition Save OFF 0.9 W, Save ON 0.4 W Power off condition 0.2 W Plasma Display panel Drive method: AC type 50-inch, 16:9 aspect ratio 43.5"...
Page 9: Operating Instructions
TH-50PD12U 5 Operating Instructions...
Page 10 TH-50PD12U Option Menu for GPH12D series GPH12D chassis series have special function and operation setting facility called Option Menu. This Option Menu is use- ful for special function required customers. This should be set at the installation stage. Option menus...
Page 11: Service Mode
TH-50PD12U 6 Service Mode 6.1. CAT (Computer Aided Test) mode To exit the CAT mode, access the ID mode and switch off the main power. 6.1.1. IIC mode Select the IIC mode by Up/Down button on the remote control at the front page of CAT mode and then press the Action button on the remote control.
Page 12 TH-50PD12U 6.1.2. CD mode Select the CD mode by Up/Down button on the remote control at the front page of CAT mode and then press the Mute button on the remote control more than 3 seconds. Memory data change To exit the CD mode, press the R button on the remote control.
Page 13 TH-50PD12U 6.1.4. MS mode Select the MS mode by Up/Down button on the remote control at the front page of CAT mode and then press the Mute button on the remote control more than 3 seconds. To exit the MS mode, press the R button on the remote control.
Page 14: Iic Mode Structure (Following Items Value Is Sample Data)
TH-50PD12U 6.2. IIC mode structure (following items value is sample data)
Page 15: Troubleshooting Guide
TH-50PD12U 7 Troubleshooting Guide 7.1. Self Check 7.1.1. Display Indication 1. Self-check is used to automatically check the bus line controlled circuit of the Plasma display. 2. To get into the Self-check mode, press the volume down button on the customer controls at the bottom of the set, at the same time pressing the OFF-TIMER button on the remote control, and the screen will show.
Page 16 TH-50PD12U 7.1.2. Power LED Blinking timing chart 1. Subject Information of LED Blinking timing chart. 2. Contents When an abnormality has occurred to the unit, the protection circuit operates and resets to the stand by mode. At this time, the defective block can be identified by the number of blinks of the Power LED on the front panel of the unit.
Page 17: No Power
TH-50PD12U 7.2. No Power First check point There are following 3 states of No Power indication by power LED. 1. No lit. 2. Green is lit then turns red blinking a few seconds later. 3. Only red is lit. 7.3.
Page 18: Local Screen Failure
TH-50PD12U 7.4. 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 19: Service Fixture & Tools
TH-50PD12U 8 Service Fixture & Tools 8.1. SC jig Purpose: To find the failure board (SC or SU/SD) when the power LED is blinking 7 times. SC jig: Jumper connector to connect to SC50 connector on SC board Part number:...
Page 20: Disassembly And Assembly Instructions
TH-50PD12U 9 Disassembly and Assembly Instructions • To disassemble P.C.B., wait for 1 minute after power was off 3. Remove 4 Hexagonal-Head screws and 2 screws (A). for discharge from electrolysis capacitors. • marks indicate screw positions. 9.1. Removal of Rear Cover , ×28...
Page 21: Removal Of D-Board
TH-50PD12U 9.5. Removal of D-Board 2. Disconnect the connectors (SU41, SD42, SD46). 3. Remove 8 screws and then remove SU-Board and SD- 1. Remove the A/Z-Board Block. Board. (Refer to Removal of A/Z-Board Block) 2. Disconnect the connectors (D5, D25).
Page 22: Removal Of Ss2-Board
TH-50PD12U 9.9. Removal of SS2-Board 9.11. Removal of C1-Board 7. Disconnect the connector (SS24). 4. Remove 4 screws and then remove the Stand Block (R). 8. Remove the flexible cable from the connector (SS58). 9. Remove 2 screws and then remove SS2-Board.
Page 23: Removal Of S1-Board
TH-50PD12U 2. Disconnect the connectors (C33, C35). 3. Remove 8 screws (E) and then remove the Fans. 3. Remove the flexible cable from the connector (C32). 4. Remove 6 screws ( ) and then remove the flexible cables from the connectors (CB9, CB10, CB11).
Page 24 TH-50PD12U 9.16.2. Removal of V1-Board and V2-Board 4. Pull the bottom of the Plasma Display Panel forward (arrow1). 1. Remove 13 screws and then remove the Fixed Angle 5. Slide the Plasma Display Panel and then remove the (right, bottom).
Page 25: Removal Of Plasma Display Panel
TH-50PD12U 9.16.3. Removal of Cabinet Assy 4. Disconnect the connectors (A2, A5, A6, A15, A22, A24). 5. Remove 5 screws and then remove the A/Z-Board Block. 1. Remove the Front Glass. (Refer to Removal of Front Glass) 2. Remove V1-Board and V2-Board.
Page 26 TH-50PD12U 12. Remove the flexible cables from the connectors (SU1, 17. Disconnect the connectors (C33, C35, SS11, SS24). SU2, SU3, SU4, SU11, SD1, SD2, SD3, SD4). 18. Remove the flexible cables from the connectors (SS52, SS55, SS58). 13. Disconnect the connectors (SU41, SD42, SD46).
Page 27 TH-50PD12U 21. Remove the flexible cables from the connectors (C10, 25. Remove the Rear Cover Hook Left and Right from the C20, C22, C32). Plasma Display Panel. 26. Remove the 8 Rear Cover Spacers and Rear Cover Spacer Rings from the Plasma Display Panel.
Page 28: Measurements And Adjustments
TH-50PD12U 10 Measurements and Adjustments 10.1. Adjustment Procedure 10.1.1. Driver Set-up 10.1.1.1. Item / Preparation 1. Set Aging pattern (white pattern signal) by IIC mode. 10.1.1.2. Adjustments 2. Set the picture controls as follows. Adjust driver section voltages. (Refer to the panel data on the Picture menu: Standard Panel Label).
Page 29 TH-50PD12U 10.1.2. Initialization Pulse Adjust 1. Set Aging pattern (white pattern signal) by IIC mode. 2. Set the picture controls as follows. Picture menu: Standard Picture: +25 Aspect: Full 3. Connect Oscilloscope to TPSC1 and adjust VR16601 for 210V ± 10V.
Page 30 TH-50PD12U 10.1.4. Adjustment Volume Location 10.1.5. Test Point Location...
Page 31: Adjustment
TH-50PD12U 10.2. Adjustment 10.2.1. RGB white balance adjustment Instrument Name Connect to Setting • RGB VGA60 W / B pattern PC input User setting: Normal • Color analyzer Panel surface (Picture menu: STANDARD) (Minolta CA-100 or equivalent) Steps Remarks [Condition] Picture Menu: Standard •...
Page 32 TH-50PD12U...
Page 33 TH-50PD12U 10.2.2. YUV white balance adjustment Instrument Name Connect to Setting • HD(1125/60i) W / B pattern (COMPONENT Output) PC input User setting: Normal • Color analyzer Panel surface (Picture menu: STANDARD) (Minolta CA-100 or equivalent) Steps Remarks [condition] Picture Menu: STANDARD •...
Page 34 TH-50PD12U...
Page 35: Block Diagram
TH-50PD12U 11 Block Diagram 11.1. Main Block Diagram DIGITAL SIGNAL PROCESSOR V_IN V_IN PI1D 8bit VIDEO HD VIDEO DECODER CLKGEN DDR2 ASIC C_IN SYNCRO C_IN S_VIDEO PROCESSOR COMPONENT SELECT Y/PB/PR_1 Y/PB/PR_2 PI1D 8bit SCW3 Y,PB,PR PI1D 8bit Y/PB/PR_3 Y/PB/PR_3 Y,PB,PR...
Page 36: Block (1 Of 4) Diagram
TH-50PD12U 11.2. Block (1 of 4) Diagram IC3304 HD VIDEO DECODER (10bit ADC) IC3309 3.3V DIGITAL SIGNAL PROCESSOR +3.3V 3.3V 1.8V IC3303 VIDEO DOUT(2) IC3307 SIGNAL DOUT(3) AV SW Q3302,Q3306 +1.8V PROCCESSOR V1_V DOUT(4) JK3301 YOUT DOUT(5) VIDEO IN Synchroni-...
Page 37: Block (2 Of 4) Diagram
TH-50PD12U 11.3. Block (2 of 4) Diagram DIGITAL SIGNAL PROCESSOR FACTORY SCW IN A PI1D(12)-(19) 8bit FACTORY PI1D(12)-(19) 10bit RGB VIDEO SIGNAL IC4001 HD,VD,CLK A/D CONVERTER RE0-9(8bit) SCW IN B IC4501 GE0-9(8bit) R/G/B R/G/B_0-9 PI2D(2)-(9) R/G/B 10bit BE0-9(8bit) PI2D(2)-(29) 24bit...
Page 38: Block (3 Of 4) Diagram
TH-50PD12U 11.4. Block (3 of 4) Diagram POWER SUPPLY COLD COLD T100 FORMAT CONVERTER, Q104 Q304-Q307 T301 D706 Vsus PR101 PLASMA AI PROCESSOR RESONANCE SS11 Vsus T300 D700 +15V(P) IC301 FACTORY IC702 Q302,Q303 D705 +15V(P) IC100 R141 POWER CONTROL IC9500...
Page 39: Block (4 Of 4) Diagram
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Page 40 TH-50PD12U...
Page 41: Wiring Connection Diagram
TH-50PD12U 12 Wiring Connection Diagram 12.1. Wiring (1)
Page 42: Wiring (2)
TH-50PD12U 12.2. Wiring (2)
Page 43: Schematic Diagram
TH-50PD12U 13 Schematic Diagram 13.1. Schematic Diagram Notes...
Page 44: P-Board (1 Of 4) Schematic Diagram
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Page 45: P-Board (2 Of 4) Schematic Diagram
TH-50PD12U 13.3. P-Board (2 of 4) Schematic Diagram D-BOARD (D25) B3PBA0000508 PHOTO COUPLER COLD C0DAAZH00027 +15(P) C2-BOARD (C25) C0DBZMC00006 ERROR DET SC-BOARD (SC2) SS-BOARD (SS11) POWER CONTROL C0DABYY00019 C0DBZMC00006 Vsus ERROR DET B3PBA0000508 PHOTO COUPLER B3PBA0000508 PHOTO COUPLER C0ABBA000168 COMPARATOR...
Page 46: P-Board (3 Of 4) Schematic Diagram
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Page 47: P-Board (4 Of 4) Schematic Diagram
TH-50PD12U 13.5. P-Board (4 of 4) Schematic Diagram BB BC BD BE BF BG BH P-BOARD (2/4) P-BOARD LSEP1279WXHB (4/4) S1-BOARD (S34) A-BOARD (A6) A-BOARD (A6) C2ABDB000122 POWER MICOM C0EBH0000447 RESET...
Page 48: V1, V2 And S1-Board Schematic Diagram
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Page 49: A-Board (1 Of 9) Schematic Diagram
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Page 50: A-Board (2 Of 9) Schematic Diagram
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Page 51: A-Board (3 Of 9) Schematic Diagram
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Page 52: A-Board (4 Of 9) Schematic Diagram
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Page 53: A-Board (5 Of 9) Schematic Diagram
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Page 54: A-Board (6 Of 9) Schematic Diagram
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Page 55: A-Board (7 Of 9) Schematic Diagram
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Page 56: A-Board (8 Of 9) Schematic Diagram
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Page 57: A-Board (9 Of 9) Schematic Diagram
TH-50PD12U 13.15. A-Board (9 of 9) Schematic Diagram 67%B9 9%2$5' 9 5 / 67%9! ,& 9 9/('B* / /('B* ' / &$%4< 9/('B5 0$=0/ /('B5 ' .(<B'(7 / 32:(5 )25 ''5 ''5 *1' ''5 1& 3,1 0$=0/ .(<B'(7 / / / ,&...
Page 58: Z-Board Schematic Diagram
TH-50PD12U 13.16. Z-Board Schematic Diagram =%2$5' 713$6 9B0 / 5 --+& 4 & & X 5 6'$/ 5 5 / --+& 5 & 5 & $8'B/B&9 5 S 5 & X 4 5 6'$/ / 5 5 -. -. --+& 5 &...
Page 59: D-Board (1 Of 4) Schematic Diagram
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Page 60: D-Board (2 Of 4) Schematic Diagram
TH-50PD12U 13.18. D-Board (2 of 4) Schematic Diagram 39 5 ,& &.0, '%2$5' 7;1''&8 ,& &.02 ,& 5 5 ,& &.6, & 5 ,& &.62 7567 & ,& & 2&.287 ,& : 7567 ,& < 35&.2 ,& $$ 706 7&.
Page 61: D-Board (3 Of 4) Schematic Diagram
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Page 62: D-Board (4 Of 4) Schematic Diagram
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Page 63: C1-Board (1 Of 2) Schematic Diagram
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Page 64: C1-Board (2 Of 2) Schematic Diagram
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Page 65: C2-Board (1 Of 2) Schematic Diagram
TH-50PD12U 13.23. C2-Board (1 of 2) Schematic Diagram &%2$5' 7;1&'&8 '%2$5' & ' 7(50 &B9 & 5 5 (;%9-9 ,& &-%$= ,& 5 ,& %8))(5 &B9 5 N &-%$= 5 (;%9-9 &-%$= & (;%9-9 &B9 %8))(5 &B9 %8))(5 9&& &...
Page 66: C2-Board (2 Of 2) Schematic Diagram
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Page 67: C3-Board (1 Of 2) Schematic Diagram
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Page 68: C3-Board (2 Of 2) Schematic Diagram
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Page 69: Sc-Board (1 Of 3) Schematic Diagram
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Page 70: Sc-Board (2 Of 3) Schematic Diagram
TH-50PD12U 13.28. SC-Board (2 of 3) Schematic Diagram 96(7 73 73 5 $$B&3+ 9686 3& ' 5 0$=0/ %3%$ 4 ' %&+30 0$;(/ 5 5 ' 0$=0/ ' ' %(&.3 4 0$-/ 5 6%$6/ 5 5 5 & & 9...
Page 71: Sc-Board (3 Of 3) Schematic Diagram
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Page 72: Ss-Board (1 Of 2) Schematic Diagram
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Page 73: Ss-Board (2 Of 2) And Ss2-Board Schematic Diagram
TH-50PD12U 13.31. SS-Board (2 of 2) and SS2-Board Schematic Diagram 66%2$5' 7;166(388 ' 73 0$-/ 5 & N & 5 5 X N ' 73 0$;'/ 5 & N 66 X 73 ' 73 0$-/ 4 $$B626 6'$/ ' 5 )3&...
Page 74: Printed Circuit Board
TH-50PD12U 14 Printed Circuit Board 14.1. P-Board P-BOARD (FOIL SIDE) LSEP1279WXHB...
Page 75 TH-50PD12U Parts Location Parts Location P-BOARD (FOIL SIDE) P-BOARD (COMPONENT SIDE) TRANSISTOR VOLUME TRANSISTOR VOLUME IC100 Q100 R141 IC101 Q103 R141 IC101 Q101 R735 IC102 Q104 R735 IC102 Q103 R737 IC201 Q105 R737 IC200 Q104 IC301 Q205 TEST POINT IC201...
Page 76 TH-50PD12U P-BOARD (COMPONENT SIDE) LSEP1279WXHB...
Page 77: V1, V2, S1 And Ss2-Board
TH-50PD12U 14.2. V1, V2, S1 and SS2-Board 6%2$5')2,/ 6,'( 9%2$5')2,/ 6,'( 713$6 713$6 5 0 ' 7 1 3 $ 9 5 5 &...
Page 78: A-Board
TH-50PD12U 14.3. A-Board Parts Location (Foil Side) Q4704 B - 5 TP3507 C - 1 Transistor Q4706 E - 3 TP3508 C - 1 IC2415 A - 2 B - 4 TP4001 G - 4 Q2372 A - 2 Q4707...
Page 79 TH-50PD12U Parts Location (Component Side) Q4710 C - 4 IC4721 F - 4 Q4711 C - 4 IC4901 C - 3 Q4713 G - 4 IC3005 E - 2 IC4903 C - 3 Q4716 E - 4 IC4904 IC3007 F - 1...
Page 80: Z-Board
TH-50PD12U 14.4. Z-Board Z-BOARD (FOIL SIDE) TNPA4963S TNPA4963 P b F S E E R E V E R S E F O R O R D E R N O . Q 3 5 0 2 Parts Location (Foil Side)
Page 81: D-Board
TH-50PD12U 14.5. D-Board Parts Location (Component Side) Parts Location (Foil Side) TP011 B - 3 Transistor TP076 B - 3 IC9003 F - 3 IC9001 B - 4 TP077 B - 3 Q9301 F - 1 IC9004 G - 4...
Page 82: C1-Board
TH-50PD12U 14.6. C1-Board 3DUWV /RFDWLRQ &%2$5' ,& ,& ,& ,& & &%2$5' )2,/ 6,'( 7;1&'&8 3 E ) 713$ & 6 ( ( 5 ( 9 ( 5 6 ( ) 2 5 2 5 ' ( 5 1 2 &%2$5' &20321(17 6,'(...
Page 83: C2-Board
TH-50PD12U 14.7. C2-Board Parts Location C2-BOARD IC IC IC17201 IC17202 IC17203 C2-BOARD (FOIL SIDE) TXNC211DCU P b F TNPA4760 1 2 3 S E E R E V E R S E F O R O R D E R N O .
Page 84: C3-Board
TH-50PD12U 14.8. C3-Board Parts Location C3-BOARD IC IC IC17301 IC17302 IC17303 IC17304 C3-BOARD (FOIL SIDE) TXNC311DCU P b F TNPA4761 1 C3 S E E R E V E R S E F O R O R D E R N O .
Page 85: Sc-Board
TH-50PD12U 14.9. SC-Board SC-BOARD (FOIL SIDE) TXNSC1EPUU SC41 C 4 6 2 S C 5 0 SC46 SC42 D 6 4 2 D 6 4 1 T P 9 6 T P 6 7 R 7 3 1 L 8 5 1...
Page 86 TH-50PD12U Parts Location Parts Location SC-BOARD (FOIL SIDE) SC-BOARD (COMPONENT SIDE) TEST POINT PHOTO COUPLER TEST POINT TP41 Q16622 TP42 Q16624 IC16464 PC16461 IC16784 TP43 Q16661 IC16465 PC16480 TP46 IC16786 Q16662 TP44 TP66 IC16471 PC16601 IC16788 TP51 Q16663 IC16490 PC16603...
Page 87 TH-50PD12U SC-BOARD (COMPONENT SIDE) TXNSC1EPUU H.V. DANGER H.V. DANGER H.V. DANGER H.V. DANGER R 8 4 8 D 7 1 4 Q 4 9 0 D 4 9 0 D 6 0 2 R 6 1 7 R 6 3 3...
Page 88: Ss-Board
TH-50PD12U 14.10. SS-Board Parts Location SS-BOARD (FOIL SIDE) TEST POINT TP36 TPSOS8 TP51 TPSS1 IC16304 TP54 TPVe TRANSISTOR TP56 TPVSUS TP60 TP13 Q16001 TP61 TP14 Q16002 TP62 TP16 VOLUME Q16021 TP63 TP17 Q16022 TP64 TP18 VR16001 TP65 TP24 TP66 TP25...
Page 89 TH-50PD12U Parts Location SS-BOARD (COMPONENT SIDE) TRANSISTOR TRANSISTOR TEST POINT IC16131 Q16001 TP37 IC16241 Q16002 TPSOS8 IC16304 Q16021 TPSS1 IC16312 Q16022 TPVe Q16101 TPVSUS Q16102 PHOTO COUPLER Q16141 VOLUME PC16191 Q16161 PC16192 Q16191 VR16001 Q16280 SS-BOARD (COMPONENT SIDE) TXNSS1EPUU TPVSUS...
Page 90 TH-50PD12U...
Page 91: Parts List
TH-50PD12U 15 Exploded View and Replacement Parts List 15.1. Exploded View and Mechanical Replacement Parts List Please click the radio button for “Diagrams ll/Parts List” on the menu bar. 15.2. Electrical Replacement Parts List 15.2.1. Replacement Parts List Notes...
Page 92 TH-50PD12U 15.2.2. Electrical Replacement Parts List Safety Ref. Part No. Part Name & Pcs Remarks Description Safety Ref. Part No. Part Name & Pcs Remarks C126 ECJ1VB1H102K 1000PF, Description F100 K5E802BZ0002 FUSE C127 F1H1C105A071 1UF, K, 16V F101 K5E802BZ0002 FUSE...
Page 93 TH-50PD12U Safety Ref. Part No. Part Name & Pcs Remarks Safety Ref. Part No. Part Name & Pcs Remarks Description Description C519 ECJ1VB1H102K 1000PF, C2374 F1H1C105A145 0.01UF, C520 ECJ1VB1H102K 1000PF, C2375 F1H1C105A145 0.01UF, C521 ECJ1VB1H102K 1000PF, C2376 F1H1C105A145 0.01UF, C522...
Page 94 TH-50PD12U Safety Ref. Part No. Part Name & Pcs Remarks Safety Ref. Part No. Part Name & Pcs Remarks Description Description C3034 F2G1C470A022 47UF, C3318 F1H1C105A145 0.01UF, C3035 F1H1H103A975 0.001UF, C3319 F1H1C104A143 0.1UF, K, 16V C3036 F1H1C104A144 0.1UF, K, 16V...
Page 95 TH-50PD12U Safety Ref. Part No. Part Name & Pcs Remarks Safety Ref. Part No. Part Name & Pcs Remarks Description Description C3390 F1H1C104A143 0.1UF, K, 16V C3556 F1J1A106A043 0.010UF, C3391 F1H1C104A143 0.1UF, K, 16V C3557 F1H0J1050012 1UF, K, 16V C3392 F1H1C104A143 0.1UF, K, 16V...
Page 96 TH-50PD12U Safety Ref. Part No. Part Name & Pcs Remarks Safety Ref. Part No. Part Name & Pcs Remarks Description Description C4364 F1J1A1050016 1UF, Z, 10V C4538 F1G1C104A116 0.10UF, C4401 F1H1C104A144 0.1UF, K, 16V C4539 F1J0J106A020 0.010UF, C4406 F1H1C104A143 0.1UF, K, 16V...
Page 97 TH-50PD12U Safety Ref. Part No. Part Name & Pcs Remarks Safety Ref. Part No. Part Name & Pcs Remarks Description Description C4578 F1J0J106A020 0.010UF, C4693 F1J0J106A020 0.010UF, C4580 F1G1C104A116 0.10UF, C4694 F1H1C104A143 0.1UF, K, 16V C4695 F1H1C104A143 0.1UF, K, 16V...
Page 98 TH-50PD12U Safety Ref. Part No. Part Name & Pcs Remarks Safety Ref. Part No. Part Name & Pcs Remarks Description Description C4989 F1J0J106A020 0.010UF, C9541 F1G1C104A116 0.10UF, C4990 F1J0J106A020 0.010UF, C9542 F1G1C104A116 0.10UF, C4991 F1K1E106A136 10UF, Z, 25V C9543 F1G1C104A116 0.10UF,...
Page 99 TH-50PD12U Safety Ref. Part No. Part Name & Pcs Remarks Safety Ref. Part No. Part Name & Pcs Remarks Description Description C9914 F1G1C104A116 0.10UF, C9954 F1G1C104A116 0.10UF, C9915 F1G1C104A116 0.10UF, C9955 F1G1C104A116 0.10UF, C9916 F1G1C104A116 0.10UF, C9956 F1G1C104A116 0.10UF, C9917 F1G1C104A116 0.10UF,...
Page 100 TH-50PD12U Safety Ref. Part No. Part Name & Pcs Remarks Safety Ref. Part No. Part Name & Pcs Remarks Description Description C16319 F1J1H104A835 0.10UF, C16756 F1L1E4750004 4.7UF, C16328 F2A2D201A226 220UF, 200V C16771 F1H1C105A008 1UF, K, 16V C16401 F1L2J562A022 5600UF, C16772 F1L1E4750004 4.7UF,...
Page 101 TH-50PD12U Safety Ref. Part No. Part Name & Pcs Remarks Safety Ref. Part No. Part Name & Pcs Remarks Description Description C17364 F1H1C104A143 0.1UF, K, 16V D703 B0EAKT000031 DIODE C17366 F1H1C104A143 0.1UF, K, 16V D704 B0EAKT000031 DIODE C17368 F1H1C104A143 0.1UF, K, 16V...
Page 102 TH-50PD12U Safety Ref. Part No. Part Name & Pcs Remarks Safety Ref. Part No. Part Name & Pcs Remarks Description Description D16101 MA22D3900L DIODE D16715 B0ECHR000001 DIODE D16131 B0ECKP000047 DIODE D16717 MAZ83300ML ZENER DIODE D16191 B0ECKP000047 DIODE D16719 B0ECKP000047 DIODE...
Page 103 TH-50PD12U Safety Ref. Part No. Part Name & Pcs Remarks Safety Ref. Part No. Part Name & Pcs Remarks Description Description IC701 C0DBZMC00006 IC16773 C0JBAB000715 IC702 C0DAAZH00027 IC16784 MIP9L02MBS IC2300 C1AB00003105 PAVCA IC16786 MIP3900MSSCF IC2301 C1AB00003145 PAVCA IC16787 C0DBZMC00006 IC2415...
Page 104 TH-50PD12U Safety Ref. Part No. Part Name & Pcs Remarks Safety Ref. Part No. Part Name & Pcs Remarks Description Description L3315 J0JHC0000117 CHIP INDUCTOR K1KA03A00647 3P CONNECTOR L3317 J0JHC0000117 CHIP INDUCTOR K1KA03AA0190 3P CONNECTOR L3318 J0JHC0000117 CHIP INDUCTOR L3319...
Page 105 TH-50PD12U Safety Ref. Part No. Part Name & Pcs Remarks Safety Ref. Part No. Part Name & Pcs Remarks Description Description Q3002 2SD0601ARL TRANSISTOR Q16501 B1HFPFA00001 TRANSISTOR Q3021 B1ABCF000231 TRANSISTOR Q16521 B1HFPFA00001 TRANSISTOR Q3022 B1ABCF000231 TRANSISTOR Q16531 B1HFPFA00001 TRANSISTOR Q3101...
Page 106 TH-50PD12U Safety Ref. Part No. Part Name & Pcs Remarks Safety Ref. Part No. Part Name & Pcs Remarks Description Description R122 ERX12SJ4R7 M 4.7 OHM, J,1/ R218 ERJ3GEY0R00 0 OHM, 1/16W R219 ERJ6GEYF473 47KOHM,J,1/ R123 D0GB103JA057 M 10K OHM J 1/...
Page 107 TH-50PD12U Safety Ref. Part No. Part Name & Pcs Remarks Safety Ref. Part No. Part Name & Pcs Remarks Description Description R343 ERJ6ENF1000 M 100 OHM, R623 ERJ6GEYJ104V 100KOHM,J,1/ R344 ERJ6ENF10R0 10 OHM, 1/10W R632 ERJ3GEYJ224 220KOHM,J,1/ R346 ERJ6GEYJ221V OHM,J,1/...
Page 108 TH-50PD12U Safety Ref. Part No. Part Name & Pcs Remarks Safety Ref. Part No. Part Name & Pcs Remarks Description Description R727 ERJ8ENF1303 13KOHM, 1/8W R1551 ERJ6GEYJ470V OHM,J,1/ R728 ERJ8ENF1303 13KOHM, 1/8W R1552 ERJ6GEYJ224 220KOHM,J,1/ R730 ERJ6ENF6801 6.8KOHM, R1553 ERJ6GEYJ471...
Page 109 TH-50PD12U Safety Ref. Part No. Part Name & Pcs Remarks Safety Ref. Part No. Part Name & Pcs Remarks Description Description R3011 D0GD101JA036 R3115 ERJ3GEYJ331 OHM,J,1/ OHM,J,0.25W R3012 D0GD101JA036 R3116 D0GB181JA057 OHM,J,1/ OHM,J,0.25W R3013 ERJ3GEYJ333 33KOHM,J,1/ R3117 D0GDR00Z0002 0 OHM,...
Page 110 TH-50PD12U Safety Ref. Part No. Part Name & Pcs Remarks Safety Ref. Part No. Part Name & Pcs Remarks Description Description R3327 D1BB3300A055 M 330 OHM, R3377 D0GB103JA041 M 10K OHM J 1/ R3328 D0GD102JA036 R3378 EXB38V220JV RESISTOR ARRAY 1.0KOHM,J,0.25W...
Page 111 TH-50PD12U Safety Ref. Part No. Part Name & Pcs Remarks Safety Ref. Part No. Part Name & Pcs Remarks Description Description R3519 D0GD101JA036 R4002 EXB2HV680J RESISTOR ARRAY OHM,J,0.25W R4003 EXB2HV680J RESISTOR ARRAY R3520 D0GD102JA036 R4005 ERJ3GEYJ272 2.7KOHM,J,1/ 1.0KOHM,J,0.25W R3521 D0GD101JA036...
Page 112 TH-50PD12U Safety Ref. Part No. Part Name & Pcs Remarks Safety Ref. Part No. Part Name & Pcs Remarks Description Description R4366 ERJ3GEYJ472 4.7KOHM,J,1/ R4496 D0GBR00Z0002 M 0 OHM J 1/16W R4497 D0GBR00Z0002 M 0 OHM J 1/16W R4368 ERJ3GEYJ472 4.7KOHM,J,1/...
Page 113 TH-50PD12U Safety Ref. Part No. Part Name & Pcs Remarks Safety Ref. Part No. Part Name & Pcs Remarks Description Description R4575 D1BB33R0A055 OHM, R4732 D0GB101JA041 OHM,J,1/ R4581 ERJ2GEJ101 OHM, R4733 D0GB103JA041 M 10K OHM J 1/ J,0.063W R4582 ERJ2GEJ101...
Page 114 TH-50PD12U Safety Ref. Part No. Part Name & Pcs Remarks Safety Ref. Part No. Part Name & Pcs Remarks Description Description R4781 D0GB103JA041 M 10K OHM J 1/ R4839 D0GB101JA041 OHM,J,1/ R4783 D0GB101JA041 OHM,J,1/ R4840 D0GB101JA041 OHM,J,1/ R4784 D0GB103JA041 M 10K OHM J 1/...
Page 115 TH-50PD12U Safety Ref. Part No. Part Name & Pcs Remarks Safety Ref. Part No. Part Name & Pcs Remarks Description Description R4892 D0GBR00Z0002 M 0 OHM J 1/16W R4992 ERJ3GEYJ331 OHM,J,1/ R4893 D0GBR00Z0002 M 0 OHM J 1/16W R4993 ERJ3GEYJ331...
Page 116 TH-50PD12U Safety Ref. Part No. Part Name & Pcs Remarks Safety Ref. Part No. Part Name & Pcs Remarks Description Description R9155 ERJ2RHD272 2.7KOHM, R9371 ERJ2GEJ104 100KOHM, J,0.063W R9164 ERJ2GEJ103 10KOHM, R9385 ERJ2GEJ472 4.7KOHM, J,0.063W J,0.063W R9166 ERJ2GEJ103 10KOHM, R9391...
Page 117 TH-50PD12U Safety Ref. Part No. Part Name & Pcs Remarks Safety Ref. Part No. Part Name & Pcs Remarks Description Description R9873 ERJ14YJ120 12 OHM, J,1/ R16002 D0GF7R5JA047 OHM,J, 0.33W R9893 D1BB2702A055 27KOHM, R16021 D0GF7R5JA047 OHM,J, 0.33W R9894 D1BB2002A055 20KOHM,...
Page 118 TH-50PD12U Safety Ref. Part No. Part Name & Pcs Remarks Safety Ref. Part No. Part Name & Pcs Remarks Description Description R16310 ERJ8GEYJ333 33KOHM, J,1/ R16504 ERJT06J750V OHM,F,0.25W R16311 ERJ8GEYJ333 33KOHM, J,1/ R16506 ERJT06J100V OHM,F,0.25W R16317 ERJ6RBD243 2.4KOHM,J,1/ R16510 ERJT14J1R0U C1.0 OHM, J,1/4W...
Page 119 TH-50PD12U Safety Ref. Part No. Part Name & Pcs Remarks Safety Ref. Part No. Part Name & Pcs Remarks Description Description R16607 D1BD6651A044 M6.65KOHM, R16711 ERJ6GEYJ472V M 4.7K OHM J 1/ R16608 ERJT08J102V 1KOHM,J, R16712 ERJ6GEYJ102V 1K OHM J 1/10W 0.33W...
Page 120 TH-50PD12U Safety Ref. Part No. Part Name & Pcs Remarks Safety Ref. Part No. Part Name & Pcs Remarks Description Description R16796 D1BD5602A044 56KOHM, R17112 EXB38V471J RESISTOR ARRAY R17116 D0GZ6R8JA020 OHM,J, R16806 ERJ6GEYJ102V 1K OHM J 1/10W 0.5W R16811 ERJ6RBD152 1.5KOHM,J,1/...
Page 121 TH-50PD12U Safety Ref. Part No. Part Name & Pcs Remarks Safety Ref. Part No. Part Name & Pcs Remarks Description Description R17317 D0GZ6R8JA020 OHM,J, T300 G4D3A0000214 SWITCHING TRANS 0.5W T301 G4D3A0000212 SWITCHING TRANS R17325 ERJ3GEY0R00 0 OHM, 1/16W R17326 D0GZ6R8JA020...
Page 122 Model No. : TH-50PD12U Important Safety Notice...
Page 123 Model No. : TH-50PD12U Exploded View...
Page 124 Model No. : TH-50PD12U Cabinet part location...
Page 125 Model No. : TH-50PD12U Fan part location...
Page 126 Model No. : TH-50PD12U Flat cable...
Page 127 Model No. : TH-50PD12U Accessories...
Page 128 Model No. : TH-50PD12U Parts List Ref. Safety Part No. Part Name & Description Q'ty Remarks 103RRS-176-01E BATTERY COVER 1 PAVCA K2CG3YY00050 AC CORD 1 PAVCA L6FAYYYH0050 FAN(80MM-T25) MD50H12S1J PLASMA DISPLAY PANEL N2QAYB000432 REMOTE CONTROLER 1 PAVCA TBMA227 PANASONIC BADGE...
Page 129 Model No. : TH-50PD12U Parts List Ref. Safety Part No. Part Name & Description Q'ty Remarks TMMX215 REAR COVER HOOK RIGHT TMWC022 POWER BUTTON BRACKET TPD169487 JOINT TQB2AA0547 INSTRUCTION BOOK(ENG/FRE/SPA) 1 PAVCA TQB2AC9001 INSTRUCTION BOOK (CD-ROM) 1 PAVCA TSXL519 CABLE (C10-C20/SU11-SD11)

Panasonic TH-50PD12U Service Manual

1 Safety Precautions

2 Warning

3 Service Navigation

4 Specifications

5 Operating Instructions

6 Service Mode

7 Troubleshooting Guide

8 Service Fixture & Tools

9 Disassembly and Assembly Instructions

10 Measurements and Adjustments

11 Block Diagram

12 Wiring Connection Diagram

13 Schematic Diagram

14 Printed Circuit Board

15 Exploded View and Replacement Parts List

Quick Links

TABLE OF CONTENTS

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Summary of Contents for Panasonic TH-50PD12U

Table of Contents