Panasonic TH-42PD50U Service Manual

Panasonic TH-42PD50U Service Manual

Digital progressive wide plasma television
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Specifications

Power Source
Power Consumption
Plasma Display panel
Screen Size
Dimensions ( W × H × D )
Mass (Weight)
Channel Capability-
ATSC/NTSC
Sound
Speaker
Audio Output
FEATURES
Accessories Supplied
Operating Conditions
Connection Terminals
Digital Progressive Wide Plasma Television
AC 120 V, 50/60 Hz
Maximum : 390 W
Stand-by condition : 0.6 W
Drive method : AC type 42-inch, 16 : 9 aspect ratio
7
Approx. 36
/
" (920mm) (W) × 20
32
3
Approx. 42
/
" (1068 mm) × 27
64
72.8 lb. (33.0 kg) Net
VHF/ UHF : 2-69, CATV:1-135
23
23
" (60 mm) × 2 pcs 6 W
4
/
" (120 mm) × 2
/
32
64
16 W [ 8 W + 8 W ] ( 10 % THD )
3D Y/C FILTER
CLOSED CAPTION
Remote control: EUR7627Z60
F-type antenna adapter (5C-2V × 1)
AA Battery × 2
AC Cord
Pedestal
Cable clamper × 2
Temperature : 34 °F - 104 °F (0 ° - 40 °C)
Humidity : 20 % - 80 % (non-condensing)
AV INPUT 1- 2
AV PROG. OUT
TH-42PD50U
GP8DU Chassis
25
37
/
" (518 mm) (H) × 41
64
39
51
/
" (701 mm) × 3
/
" (96.5 mm)
64
64
HDMI
V-Chip
VIDEO
(Phono Jack Type)
S-VIDEO
(Mini DIN 4-pin)
AUDIO L-R
(Phono Jack Type × 2)
VIDEO
(Phono Jack Type)
© 2005 Matsushita Electric Industrial Co., Ltd. All
rights
distribution is a violation of law.
ORDER NO. ITD0503007CE
/
" (1056 mm) (diagonal)
64
1.0 Vp-p (75 W)
Y : 1.0 Vp-p (75 W), C : 0.286 Vp-p (75 W)
0.5 Vrms
1.0 Vp-p (75 W)
reserved.
Unauthorized
B19 Canada: B07
copying
and

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Summary of Contents for Panasonic TH-42PD50U

  • Page 1: Specifications

    ORDER NO. ITD0503007CE B19 Canada: B07 Digital Progressive Wide Plasma Television TH-42PD50U GP8DU Chassis Specifications Power Source AC 120 V, 50/60 Hz Power Consumption Maximum : 390 W Stand-by condition : 0.6 W Plasma Display panel Drive method : AC type 42-inch, 16 : 9 aspect ratio Screen Size Approx.
  • Page 2: Table Of Contents

    TH-42PD50U AUDIO L-R 0.5 Vrms (Phono Jack Type × 2) COMPONENT VIDEO 1.0 Vp-p (including synchronization) INPUT1-2 ± 0.35 Vp-p AUDIO L-R 0.5 Vrms (Phono Jack Type × 2) HDMI HDMI type A Connector AUDIO L-R 0.5 Vrms (Phono Jack Type × 2)
  • Page 3: Pcaking Exploded Views

    TH-42PD50U 12.11. C2-Board 13.32. DG-Board (5 of 11) Schematic Diagram 12.12. SC-Board 13.33. DG-Board (6 of 11) Schematic Diagram 12.13. SU-Board 13.34. DG-Board (7 of 11) Schematic Diagram 12.14. SD-Board 13.35. DG-Board (8 of 11) Schematic Diagram 12.15. SS-Board 13.36. DG-Board (9 of 11) Schematic Diagram 12.16.
  • Page 4: Applicable Signals

    TH-42PD50U 1 Applicable signals...
  • Page 5: Safety Precautions

    TH-42PD50U 2 Safety Precautions 2.1. General Guidelines 1. When servicing, observe the original lead dress. If a short circuit is found, replace all parts which have been overheated or damaged by the short circuit. 2. After servicing, see to it that all the protective devices such as insulation barriers, insulation papers shields are properly installed.
  • Page 6: Prevention Of Electro Static Discharge (Esd) To

    TH-42PD50U 3 Prevention of Electro Static Discharge (ESD) to Electrostatically Sensitive (ES) Devices Some semiconductor (solid state) devices can be damaged easily by static electricity. Such components commonly are called Electrostatically Sensitive (ES) Devices. Examples of typical ES devices are integrated circuits and some field-effect transistors and semiconductor "chip"...
  • Page 7: About Lead Free Solder (Pbf)

    TH-42PD50U 4 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 8: Service Hint

    TH-42PD50U 5 Service Hint Board Name Function Board Name Function Power Supply Data Driver (Left) DC-DC Converter, Power SOS Data Driver (Right) Audio Power Scan Drive AV Terminal, AV Switch Scan out (Upper) ATSC Interface Scan out (Lower) HDMI Interface Sustain Drive None serviceable.
  • Page 9: Plasma Panel Replacement Method

    TH-42PD50U 6 Plasma panel replacement method 6.1. Remove the Back cover. 1. See Service hint (Section 5). 6.2. Remove the P-Board. Caution: To remove P.C.B., wait 1 minute after power was off for discharge from electrolisis capacitors. 1. Disconnect the couplers (P2, P5, P9, P10, P11, P12, P23, P25 and P30).
  • Page 10: Remove The Rear Terminal Cover

    TH-42PD50U 6.5. Remove the rear terminal cover 1. Remove the screws (×4 2. Remove the rear terminal cover. 4. Remove the screws (×1 ) and remove the DV-Board. 5. Remove the screws (×2 ) and Remove the screws (×5 6.6.
  • Page 11: Remove The Dg-Board

    TH-42PD50U 6.8. Remove the DG-Board 1. Unlock the cable clampers to free the cable. 2. Disconnect the couplers (DG3 and DG5). 3. Disconnect the flexible cables (DG1, DG2 and DG20). 4. Remove the screws (×2 ) and remove the DG-Board.
  • Page 12: Remove The Su-Board

    TH-42PD50U 6.12. Remove the SU-Board 1. Remove the screws (×2 2. Slide the SU-Board to the left to disconnect from a coupler (SC41 - SU41) on the SC-Board and disconnect a coupler (SU45 or SC45). 3. Disconnect the flexible cables (SD1, SD2, SD3) connected to the SU-Board, and remove the SD-Board.
  • Page 13: Remove The Ss-Board

    TH-42PD50U 6.17. Remove the C2-Board 6.15. Remove the SS-Board 1. Remove the flexible cables holder fastening screws (×8 1. Disconnect the couplers (SS11, SS12, SS23 and SS34). 2. Disconnect the flexible cables (SS41, SS42, SS43 and 2. Disconnect the flexible cables (CB4, CB5, CB6 and CB7).
  • Page 14: Remove The K-Board

    TH-42PD50U 6.18. Remove the K-Board 1. Unlock the cable clampers to free the cable. 2. Disconnect the couplers (H7 and SS34). 3. Remove the screws (×3 ) and remove the K-Board. 6.20. Remove the Speaker L, R 1. Remove the screw (×8 ) and remove the Speaker L, R.
  • Page 15: Remove The Plasma Panel Section From The Front Frame

    TH-42PD50U 6.21. Remove the Plasma panel 6.22. Replace the plasma panel section from the Front frame (finished). (glass) 1. Place the new plasma panel (finished) on the flat surface of the table (covered by a soft cloth), with the plasma panel 1.
  • Page 16: Location Of Lead Wiring

    TH-42PD50U 7 Location of Lead Wiring 7.1. Lead of Wiring (1)
  • Page 17: Lead Of Wiring

    TH-42PD50U 7.2. Lead of Wiring (2)
  • Page 18 TH-42PD50U 7.3. Lead of Wiring (3)
  • Page 19: Self-Check Function

    TH-42PD50U 8 Self-check Function When symptoms like “the power fails sometimes” or “sometimes there is no picture and/or sound” can not be confirmed at the time of servicing, the self-check function can be used to confirm the occurrence and to find the defective circuit.
  • Page 20: Power Led Blinking Timing Chart

    TH-42PD50U 8.2. Power LED Blinking timing chart 1. Subject Information of 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 number of blinkes of the Power LED on the front panel of the unit.
  • Page 21: No Power

    TH-42PD50U 8.3. 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 8.2.) 1. No lit...
  • Page 22: No Picture

    TH-42PD50U 8.4. No Picture...
  • Page 23: Local Screen Failure

    TH-42PD50U 8.5. 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 24: Serviceman Mode

    TH-42PD50U 9 Serviceman Mode 9.1. How to enter into Serviceman Mode While pressing [VOLUME- ] button of the main unit, press [RECALL] button of the remote control three times in a row (within 2 seconds). 9.1.1. Adjustment method..Use the remote control.
  • Page 25: Option

    TH-42PD50U 9.4. Option...
  • Page 26: Adjustment Procedure

    TH-42PD50U 10 Adjustment Procedure 10.1. Driver Set-up 10.1.1. Item / Preparation 1. Input an APL 100 % white signal. 2. Set the picture controls: - Picture mode: Normal White balance: Cool Aspect: 16:9 10.1.2. Adjustments Adjust driver section voltages referring the panel data on the panel data label.
  • Page 27: Initialization Pulse Adjust

    TH-42PD50U 10.2. Initialization Pulse Adjust 1. Input a Cross hatch signal. 2. Set the picture controls: - Picture mode: Normal White balance: Cool Adjust the indicated test point for the specified wave form. Test point Volume Level TPSC1 (SC) 15 ± 10µ Sec...
  • Page 28: Printed Circuit Board) Exchange

    TH-42PD50U 10.3. P.C.B. (Printed Circuit Board) exchange 10.3.1. Caution 1. To remove P.C.B. , wait 1 minute after power was off for discharge from electrolysis capacitors. 10.3.2. Quick adjustment after P.C.B. exchange P.C.B. Name Test Point Voltage Volume Remarks P Board...
  • Page 29: Hotel Mode

    TH-42PD50U 11 Hotel mode 1. Purpose (ADDRESS 1584) will be 01, even if each settings were done. Restrict a function for hotels. item Function 2. Access command Mode Select hotel mode ON/OFF · Enter to the Service Mode. Input Select input signal modes.
  • Page 30 TH-42PD50U...
  • Page 31: Conductor View

    TH-42PD50U 12 Conductor View 12.1. P-Board P-BOARD (FOIL SIDE) TNPA3570 TH-42PD50U TH-42PD50U P-BOARD TNPA3570 P-BOARD TNPA3570...
  • Page 32 TH-42PD50U Parts Location Parts Location P-BOARD (FOIL SIDE) P-BOARD (COMPONENT SIDE) TRANSISTOR Q441 Q553 TRANSISTOR Q501 Q554 IC401 Q401 IC406 Q404 Q502 Q557 IC402 Q403 IC503 Q406 Q503 Q558 Q404 IC403 IC504 Q412 Q505 Q559 IC404 Q406 IC509 Q413 Q506...
  • Page 33 TH-42PD50U P-BOARD (COMPONENT SIDE) TNPA3570 TH-42PD50U TH-42PD50U P-BOARD TNPA3570 P-BOARD TNPA3570...
  • Page 34: Pa-Board

    TH-42PD50U 12.2. PA-Board PA-BOARD(FOIL SIDE) TNPA3620 PA10 C5672 C5632 TP5603 L5615 TPS12V C5686 C5613 D5616 D5618 R5624 D5614 C5685 C5614 L5609 TP5621 C5622 TP5613 ZA5602 JS5613 R5611 C5615 L5604 TP5609 R5612 TP30V R5618 TP16V C5603 TP5608 TPM33V TPS33V R5670 R5607...
  • Page 35: Pb-Board

    TH-42PD50U 12.3. PB-Board Parts Location PB-BOARD IC5801 TP5801 IC5802 TP5802 IC5803 TP5803 TP5804 TP5808 PB-BOARD(FOIL SIDE) PB-BOARD(COMPONENT SIDE) TNPA3643 TNPA3643 JS5816 IC5802 C5807 D5809 L5806 JS5817 C5815 C5807 JS5801 JS5802 R5814 C5812 TP5804 C5812 PB30 L5805 C5811 C5819 L5810 L5805...
  • Page 36: H-Board

    TH-42PD50U 12.4. H-Board Parts Location H-BOARD (FOIL SIDE) TRANSISTOR IC2608 Q2609 Q2610 Q2611 Q2612 H-BOARD(FOIL SIDE) TNPA3598AB JS2677 JS2654 JS2676 JS2655 R2886 C2694 R2653 R2895 JS2712 TNPA3598 JS2711 REVERSE FOR ORDER R2801 R2802 DVI AUDIO JK2605 JS2689 JS2662 D2654 R2859...
  • Page 37 TH-42PD50U Parts Location H-BOARD (COMPONENT SIDE) TRANSISTOR Q2616 Q2617 IC2602 Q2600 Q2618 IC2605 Q2601 Q2619 IC2607 Q2602 Q2620 Q2603 Q2621 Q2604 Q2622 Q2605 Q2623 Q2606 Q2624 Q2608 Q2625 Q2615 H-BOARD(COMPONENT SIDE) TNPA3598AB JS2672 JS2729 JS2625 JS2624 C2694 TNPA3598 L2611 C2629...
  • Page 38: Dt-Board

    TH-42PD50U 12.5. DT-Board DT-BOARD(FOIL SIDE) TNAG156 R278 R281 R510 C324 R276 C353 R275 C461 R247 IC245 C581 C335 R283 C285 C626 R232 IC235 R826 C466 C269 C275 R284 C357 L268 C558 C286 R266 C296 C268 C276 C252 C585 C287 R267...
  • Page 39 TH-42PD50U DT-BOARD(COMPONENT SIDE) TNAG156 C323 C273 L096 C645 L223 C170 R843 L224 C315 C246 L221 C356 R749 C302 C303 C628 Q228 C337 R339 C627 C578 R808 C568 R299 R302 C330 C653 C328 DT07 TP205 C329 C652 C327 L222 TP202 C583...
  • Page 40: Dv-Board

    TH-42PD50U 12.6. DV-Board Parts Location DV-BOARD THIS IS FOR REFERENCE USE ONLY. TRANSISTOR IC5003 Q5001 THIS MUST BE REPLACED WITH IC5015 Q5002 IC5016 Q5003 AN EXCHANGE BOARD ONLY. IC5017 Q5004 Q5020 DV-BOARD(FOIL SIDE) DV-BOARD(COMPONENT SIDE) TNPA3626 TNPA3626 ZA002 JK001 IC015...
  • Page 41: Dg-Board

    TH-42PD50U 12.7. DG-Board DG-BOARD(FOIL SIDE) TNPA3625AF R706 R705 R138 R167 R213 R707 R703 R137 C019 R175 R209 R704 C780 R715 R163 R129 Q009 D008 R154 R714 D025 R750 TP002 R147 TP004 R773 R215 R214 C030 R164 R142 R157 R195 R153...
  • Page 42 TH-42PD50U DG-BOARD(COMPONENT SIDE) TNPA3625AF D028 R265 R134 Q007 C016 JS007 R724 JS006 R725 TP042 R727 R710 R711 C001 R020 IC008 R058 R266 R057 R015 R259 R019 R023 Q021 Q017 C052 R264 Q001 D004 R018 R135 R231 R253 R252 Q010 Q020...
  • Page 43: Z-Board

    TH-42PD50U 12.8. Z-Board Z-BOARD (FOIL SIDE) TNPA3621AB C385 C390 C391 C401 R389 CRNO.2 R497 R388 C384 C372 C403 C467 C470 C466 C469 C465 C402 C471 C472 R391 C468 R493 R494 C496 C494 C493 C397 C373 R390 C305 C398 C399 C495...
  • Page 44: D-Board

    TH-42PD50U 12.9. D-Board D-BOARD(FOIL SIDE) TZTNP010YFS Q700 R811 Q801 C801 R815 D801 R813 R725 D800 R814 R810 Q800 R017 R812 C800 R022 R023 R105 Q003 Q001 R015 Q004 R121 R020 IC702 C740 R106 R134 Q002 Q000 R136 R135 C739 R722...
  • Page 45 TH-42PD50U Parts Location Parts Location D-BOARD (FOIL SIDE) D-BOARD (COMPONENT SIDE) TRANSISTOR TRANSISTOR IC9004 Q9000 IC9001 Q9008 TP9013 IC9301 Q9001 IC9003 Q9009 TP9300 IC9702 Q9002 IC9005 Q9011 TP9301 Q9003 IC9006 Q9012 Q9004 IC9007 Q9013 Q9005 IC9008 Q9020 Q9010 IC9200 Q9021...
  • Page 46 TH-42PD50U D-BOARD(COMPONENT SIDE) TZTNP010YFS C733 C004 FL002 R025 FL003 C734 C502 FL004 C005 FL704 D016 TP700 R819 D015 ZA003 C743 FL701 R807 R803 R800 R802 R804 Q702 FL702 R527 R078 R806 R515 C741 C736 R518 C744 C742 R519 IC008 R522...
  • Page 47: C1-Board

    TH-42PD50U 12.10. C1-Board Parts Location C1-BOARD IC7101 IC7104 IC7105 IC7106 IC7107 C1-BOARD(FOIL SIDE) TNPA3545 TNPA3545 1 C1 SEE REVERSE FOR ORDER NO. 1 2 3 C1-BOARD(COMPONENT SIDE) TNPA3545 FL106 R131 C190 1 C1 TNPA3545 C193 R156 R155 R158 R157 C1MM1 CR No.7...
  • Page 48: C2-Board

    TH-42PD50U 12.11. C2-Board Parts Location C2-BOARD IC7201 IC7202 IC7203 IC7204 IC7205 C2-BOARD(FOIL SIDE) TNPA3546 1 C2 TNPA3546 SEE REVERSE FOR ORDER NO. 1 2 3 C2-BOARD(COMPONENT SIDE) TNPA3546 R213 C2MM1 C261 IC205 TNPA3546 C291 R225 C293 C2MM2 FL201 R278 R277...
  • Page 49: Sc-Board

    TH-42PD50U 12.12. SC-Board SC-BOARD(FOIL SIDE) TNPA3543 TP41 TP42 TP48 TP47 TP49 TP43 TP40 TP46 TP54 TP55 TP56 TP57 TP58 TP59 TP60 TP61 TP62 TP63 R554 TP45 C598 TP51 C551 SC41 SC42 TP64 1 2 3 R513 Q491 C491 4 5 6...
  • Page 50 TH-42PD50U Parts Location Parts Location SC-BOARD (FOIL SIDE) SC-BOARD (COMPONENT SIDE) TRANSISTOR TRANSISTOR Q6541 TP6032 Q6542 TP6033 Q6451 TP6001 IC6451 Q6451 TPSC1 Q6543 TP6034 Q6454 TP6002 IC6452 Q6454 TPV15V Q6544 TP6035 Q6461 Q6491 TP6004 IC6453 TPVAD Q6545 TP6038 Q6492 TP6005...
  • Page 51 TH-42PD50U SC-BOARD(COMPONENT SIDE) TNPA3543 R605 R606 R607 ZA603 ZA601 SC42 R554 C598 R557 R553 R552 R435 D500 C526 Q511 Q512 TPSC1 R434 Q542 Q543 Q544 Q545 Q546 Q547 Q548 Q549 SC41 C491 R432 R513 D526 R527 D523 R528 D496 R585...
  • Page 52: Su-Board

    TH-42PD50U 12.13. SU-Board Parts Location SU-BOARD TRANSISTOR IC6901 Q6901 IC6902 IC6903 TPSU1 IC6904 TPSU2 SU-BOARD (FOIL SIDE) TNPA3242 TNPA3242 REVERSE FOR ORDER SU-BOARD (COMPONENT SIDE) TNPA3242 C6932 TPSU2 C6933 TPSU1 C6934 C6931 D6910 TNPA3242 IC6901 IC6904 IC6903 ORDER IC6902 R6920...
  • Page 53: Sd-Board

    TH-42PD50U 12.14. SD-Board Parts Location SD-BOARD TRANSISTOR IC6955 TPSD1 IC6956 TPSD2 IC6957 IC6958 SD-BOARD (FOIL SIDE) TNPA3243 TNPA3243 REVERSE FOR ORDER SD-BOARD (COMPONENT SIDE) TNPA3243 R6959 C6975 C6980 D6962 TPSD1 C6977 IC6956 IC6957 TNPA3243 IC6958 IC6955 TPSD2 ORDER R6958 SD46...
  • Page 54: Ss-Board

    TH-42PD50U 12.15. SS-Board Parts Location SS-BOARD (FOIL SIDE) TRANSISTOR TP6016 TP6017 Q6001 TP6001 TP6018 Q6002 TP6002 TP6019 Q6003 TP6003 TP6020 Q6006 TP6004 TP6021 Q6007 TP6005 TP6022 Q6008 TP6006 TP6023 Q6021 TP6007 TP6024 Q6024 TP6008 TP6025 Q6051 TP6009 TP6026 Q6052 TP6010...
  • Page 55 TH-42PD50U Parts Location SS-BOARD (COMPONENT SIDE) TRANSISTOR Q6045 Q6046 IC6001 Q6001 Q6051 IC6002 Q6002 Q6052 IC6003 Q6003 Q6055 IC6004 Q6006 Q6056 IC6005 Q6007 IC6006 Q6008 IC6011 Q6011 TPSS1 Q6012 TPSUS Q6013 TPV15 Q6014 TPVDA Q6021 TPVE Q6024 Q6025 Q6041 Q6042...
  • Page 56: K And S-Board

    TH-42PD50U 12.16. K and S-Board S-BOARD (FOIL SIDE) K-BOARD (FOIL SIDE) TNPA3604 TNPA3603 D2526 R2557 R2521 D2525 D2500 R2538 R2558 TNPA3603 Q2519 R2556 REVERSE FOR ORDER D2523 R2553 RM2510 C2515 R2525 CH.DN VOL.UP D2522 VOL.DOWN TV/VTR C2512 TV/AV D2512 R2517 CH.UP...
  • Page 57: Block And Schematic Diagram

    TH-42PD50U 13 Block and Schematic Diagram 13.1. Schematic Diagram Notes...
  • Page 58: Main Block Diagram

    POWER SOS CONTROL RECTIFIER AC CORD STB_PS POWER SUSTAIN SUSTAIN LINE VSUS RELAY RECTIFIER FACTOR VOLTAGE VOLTAGE FILTER CONTROL CONTROL RECTIFIER DATA DRIVER(LEFT) DATA DRIVER(RIGHT) Vda-67V S.R. S.R. S.R. S.R. S.R. S.R. S.R. TH-42PD50U Main Block Diagram TH-42PD50U Main Block Diagram...
  • Page 59: P-Board Block Diagram

    TH-42PD50U 13.3. P-Board Block Diagram COLD POWER SUPPLY D539 D417 350V Q527 SS12 D419 PR401 T404 D531 DC75V Q412 D532 D420 T401 D542 D544 D545 Q408 +15V Q404 Q406 D534 STB12V D536 L402 IC512 STB_PS D415 PR402 Q413 AVR DC75V...
  • Page 60: P-Board (1 Of 6) Schematic Diagram

    R464 R451 10[YXF] 1[KB] 33K[F] R433 R463 C426 R443 R491 12K[F] 470P C468 0.01[KB] R490 PR402 D428 D427 T 2.0A 250V ERA15-10 ERA15-10 COLD P-BOARD (3/6) TH-42PD50U TH-42PD50U P-Board (1 of 6) Schematic Diagram P-Board (1 of 6) Schematic Diagram...
  • Page 61: P-Board (2 Of 6) Schematic Diagram

    C551 C552 Q508 8200 12K[F] R661 0.1[KB] 0.1[KB] XN0450100L R585 C601 R650 0.01[KB] D538 R682 MA3051-MTX 2200 C530 0.033[KB] R547 R641 1000 R612 2200 P-BOARD TH-42PD50U (4/6) TH-42PD50U P-Board (2 of 6) Schematic Diagram P-Board (2 of 6) Schematic Diagram...
  • Page 62: P-Board (3 Of 6) Schematic Diagram

    C433 1[KB] R552 Q415 1000 Q565 R594 2SB1218ARL 2SD1819ARL R913 R914 1000 1000 R587 Q414 IC409 B1ABCF000134 CNC1S171RLL2 C434 R912 PHOTO 1[KB] COUPLER COLD P-BOARD TH-42PD50U (5/6) TH-42PD50U P-Board (3 of 6) Schematic Diagram P-Board (3 of 6) Schematic Diagram...
  • Page 63: P-Board (4 Of 6) Schematic Diagram

    TH-42PD50U 13.7. P-Board (4 of 6) Schematic Diagram P-BOARD P-BOARD TNPA3570 (4/6) (2/6) C525 820/25V K1KA06A00220 14.0 F_STB_14V 14.0 F_STB_14V 14.0 F_STB_14V PA-BOARD (PA10) SS-BOARD (SS11) K1KA07A00096 PR601 185.1 Vsus 185.1 ZH47 R620 R622 T 3.15A 250V ZH25 Vsus 150K[F]...
  • Page 64: P-Board (5 Of 6) Schematic Diagram

    TH-42PD50U 13.8. P-Board (5 of 6) Schematic Diagram P-BOARD (3/6) IC411 COMPARATOR Q417 C0BBAA000040 B1CHND000004 IC402 C0BBAA000040 R404 C405 100K 0.01[KB] COMPARATOR R494 R487 R416 560K[F] 6800 3300 R408 R495 100K R486 560K[F] 6800 COLD R496 560K[F] R453 1000 Q403...
  • Page 65: P-Board (6 Of 6) Schematic Diagram

    TH-42PD50U 13.9. P-Board (6 of 6) Schematic Diagram P-BOARD (4/6) P-BOARD TNPA3570 (6/6) D-BOARD (D25) K1KA20A00085 12.0 12.0 FAN_CONT STB5V F_STBY_ON FAN_SOS ECO_ON PS_SOS Panel_Main_ON ALL_OFF RUSH_ON KILL_SOS K1KA05A00177 15.4 +15V FAN_SOS FAN_CONT TH-42PD50U TH-42PD50U P-Board (6 of 6) Schematic Diagram...
  • Page 66: Pa And Pb-Board Block Diagram

    TH-42PD50U 13.10. PA and PB-Board Block Diagram IC5602 TO P10 PA10 SUB3.3V AVR 2.5V/3.3V F_STBY_14V MAIN3.3V Q5606 ON/OFF VOUT1 F_STBY_14V VOUT1_3.3V PA20 TO DG20 ON\OFF NR14V Q5607 F_STBY_14V BT30V MAIN5V Q5613 ON/OFF VOUT2 3 Q5603 VOUT2_5V MAIN3.3V ON/OFF Q5605 MAIN3.3V SUB5V SUB3.3V...
  • Page 67: Pa-Board Schematic Diagram

    TH-42PD50U 13.11. PA-Board Schematic Diagram L5605 L5610 G1C1R0MA0072 IC5602 G1C470MA0077 D5610 MA3X78900L N0BF2DE00001 AVR 2.5V/3.3V R5611 Q5614 P-BOARD B1CFNG000001 C5685 C5686 PA10 D5618 L5608 (P10) B0BC03900015 G1C100MA0072 0.01u 14.0 NR14V F_STBY_14V 14.0 C5604 R5612 F_STBY_14V 16.5k 14.0 IC5601 F_STBY_14V N0BF2DE00001 AVR 2.5V/5V/9V...
  • Page 68: Pb-Board Schematic Diagram

    TH-42PD50U 13.12. PB-Board Schematic Diagram PB-BOARD TNPA3643 P-BOARD (P5) 12.0 +12V 12.0 +12V JS5801 ERJ6GEY0R00V IC5803 JS5802 12.0 +12Vs(S) ERJ6GEY0R00V C0DAEZH00017 12.0 +12Vs(W) AVR 10V 12.0 +12Vs(W) JS5810 GNDs(s) ERJ6GEY0R00V TP5804 GNDs(W) GNDs(W) VOUT JS5806 JS5811 PA-BOARD ERJ6GEY0R00V ERJ6GEY0R00V (PA7)
  • Page 69: H, K, S And Z-Board Block Diagram

    TH-42PD50U 13.13. H, K, S and Z-Board Block Diagram IC2602 AV TERMINAL, AV SWITCH VIDEO SW TO DG2 JK2601 MONITOR OUT VOUT1 MAIN_Y MONITOR MAIN Q2610 VOUT3 COUT1 59 MAIN_PB MONITOR PROUT1 58 MAIN_PR MAIN_R MAIN_L VIDEO2 VIDEO VIDEO_OUT BS_Y(V)
  • Page 70: H Board (1 Of 3) Schematic Diagram

    TH-42PD50U 13.14. H Board (1 of 3) Schematic Diagram SBI1 IC2608 SBO1 C1BB00000972 Z-BOARD SCL0A R2640 R2641 BBE VIVA (Z50) FACTORY SDA0A SUB5V SCL0B MAIN_L MAIN_L SDA0B MAIN_R MAIN_R SBI1 SCL2 12VW 10.0 10Vs(S) SBO1 10.0 10Vs(S) SDA2 BA_SCL0 BS_C BA_SCL0 10.0...
  • Page 71: H-Board (2 Of 3) Schematic Diagram

    TH-42PD50U 13.15. H-Board (2 of 3) Schematic Diagram SUB9V L2615 C2662 J0JHC0000078 0.1u C2665 D2615 B0BC01100001 0.1u C2655 C2670 0.1u 0.1u C2656 100u C2652 R2735 10V 1u R2673 BS_V(Y) C2644 R2726 C2684 10V 1u S2-1 BS_C C2645 R2727 10V 1u...
  • Page 72: H-Board (3 Of 3) Schematic Diagram

    TH-42PD50U 13.16. H-Board (3 of 3) Schematic Diagram JK2601 K1U939A00001 C2775 D2656 MONITOR OUT 470u MON_V MAZ81400ML D2657 MAZ81400ML MON_SL MONITOR D2658 MON_SR MAZ81400ML JS2714 C2736 ERJ6GEY0R00V V2_S_Y D2619 R2863 C2776 MAZ81400ML JS2715 R2856 ERJ6GEY0R00V VIDEO2 V2_S_C D2621 MAZ81400ML C2733...
  • Page 73: Z-Board Schematic Diagram

    TH-42PD50U 13.17. Z-Board Schematic Diagram R2342 C2457 C2441 C2453 10Vs(W) C2481 C2445 220p R2448 0.22u L2316 L2305 C2449 J0JJC0000011 G0A100ZA0033 220u C2497 C2376 C2465 R2464 IC2305 1000p C2461 C1BB00000818 D2319 MA2J72900L 3300p R2367 C2356 WOOFER AMP L 4.7k Thermal Pad...
  • Page 74: K And S-Board Schematic Diagram

    TH-42PD50U 13.18. K and S-Board Schematic Diagram K-BOARD TNPA3603 RM2510 R2525 PNA4601M05TV Q2519 C2515 REMOTE RECEIVER D2524 2SB0709A0L R2553 MA8056MTX 0.01u R2557 3.3k D2520 B3AAA0000755 C2512 D2512 6.3V MA8056MTX POWER LED R3758 6.65k R2517 Q2510 R3751 R3755 2SD0601A0L R3753 1.62k 2.32k...
  • Page 75: Dt-Board Block Diagram

    TH-42PD50U 13.19. DT-Board Block Diagram IC8205 ATSC INTERFACE IC8204 AGC AMP L/H CHECK IC8211 IC8229 FRONT PROCESSOR(TERRESTRIAL RECEIVER) EEPROM DIGITAL AUDIO OUT D_A_SW CONT D8208 RF_AGC 3.3V D_A_SW IF_AGC SDA_FE OBMSDA DT12 TO DG22 TD_PEAKS SCL_FE OBMSCL SCL1 IC8202 D_A_SW...
  • Page 76: Dt-Board (1 Of 4) Schematic Diagram

    TH-42PD50U 13.20. DT-Board (1 of 4) Schematic Diagram VIDEO,AUDIO_OUT VIDEO,AUDIO_OUT IIC_BUS/JTAG IIC_BUS/JTAG C8344 C8347 C8353 C8360 C8343 C8357 0.1u 0.1u 0.1u 0.1u 0.1u 0.1u AD_SCL_TUNER C8339 C8340 C8341 0.1u 0.1u 0.1u CHANNEL C8338 C8234 C8235 AD_SDA_FE 1I/O R8510 0.1u 0.1u 0.1u...
  • Page 77: Dt-Board (2 Of 4) Schematic Diagram

    TH-42PD50U 13.21. DT-Board (2 of 4) Schematic Diagram VIDEO,AUDIO_OUT VIDEO,AUDIO_OUT VIDEO,AUDIO_OUT CPU_BUS CPU_BUS CPU_BUS IIC_BUS/JTAG IIC_BUS/JTAG IIC_BUS/JTAG NAND_I/F NAND_I/F CHANNEL CHANNEL 3.3V AA_FAN_SOS 3.3V R8292 R8495 3.3V R8488 R8505 R8504 IC8240 C8440 0.1u 3.3V MN2WS0025A-A HDSL PEAKS_Lite 1/3 3.3V L8240...
  • Page 78: Dt-Board (3 Of 4) Schematic Diagram

    TH-42PD50U 13.22. DT-Board (3 of 4) Schematic Diagram VIDEO,AUDIO_OUT VIDEO,AUDIO_OUT VIDEO,AUDIO_OUT CPU_BUS CPU_BUS CPU_BUS IIC_BUS/JTAG IIC_BUS/JTAG IIC_BUS/JTAG R8665 R8673 EXB2HV121JV EXB2HV121JV DT-BOARD TNAG156 (3/4) D8210 MA2J72800L 3.3V R8703 4.7k R8694 Q8216 2SC584500L SUB9V VIDEO OUT R8806 IC8230 VIDEO STOP 3.3V BUS SWITCH 3.3V...
  • Page 79: Dt-Board (4 Of 4) Schematic Diagram

    TH-42PD50U 13.23. DT-Board (4 of 4) Schematic Diagram VIDEO,AUDIO_OUT CPU_BUS IIC_BUS/JTAG SUB5V C8558 C8561 C8563 C8572 C8542 C8546 C8578 0.1u 0.01u 0.1u 0.01u 0.01u 0.01u 0.1u C8547 0.1u SUB5V IC8240 R8355 MN2WS0025A-A SUB9V C8559 HDSL PEAKS_Lite 2/3 0.1u L8269 L8273...
  • Page 80: Dv-Board Block Diagram

    TH-42PD50U 13.24. DV-Board Block Diagram IC5015 HDMI INTERFACE MAIN3.3V MAIN1.5V AVR 1.5V DV15 DG15 VOUT RX_MCLK RX_MCLK DDC_SDA 3.3V_SDA RX_SCK VCONT RX_SCK RX_SD0 DDC_SCL 3.3V_SCL RX_SD0 RW_WS RW_WS Q5001 3.3V HDMI_ROBA HDMI_ROBA IC5003 NIRQ2 NIRQ2 HDMI I/F RECEIVER HDMI_5V_DET HDMI_5V_DET...
  • Page 81: Dv-Board Schematic Diagram

    TH-42PD50U 13.25. DV-Board Schematic Diagram MAIN5V TP5017 MAIN3.3V TP5006 L5021 5V_MAIN J0JHC0000045 3.3V_MAIN 3.3V_MAIN C5054 C5057 L5007 J0JHC0000045 4.7u 100p C5056 L5003 0.1u J0JHC0000045 C5140 C5013 R5034 C5133 1.5V_MAIN 4.7u 4.7u C5004 C5005 TP5001 0.1u R5040 Vout EXB38V330JV R5375 C5046...
  • Page 82: Dg-Board (1 Of 2) Block Diagram

    TH-42PD50U 13.26. DG-Board (1 of 2) Block Diagram DG MICOM,DIGITAL SIGNAL PROCESSOR MAIN_Y MAIN_Y MAIN_PB MAIN_PB MAIN_PR MAIN_PR HDMI_L IC4011 IC4012 HDMI_L HDMI_R HDMI_R AD 3.3V MAIN_L AVR 1.8V SUB 5V MAIN_L MAIN 2.5V MAIN_R MAIN_R 1.8V AD 3.3V BS_SL...
  • Page 83: Dg-Board (2 Of 2) Block Diagram

    TH-42PD50U 13.27. DG-Board (2 of 2) Block Diagram DV15 DG15 IC4004 SWITCHING STB 5V MAIN 5V IC4005 SDA0 MAIN 3.3V STB 5V MAIN MICOM VMUTE SDA0B Q4067 DISPEN(DRVMUTE) STATUS SCL0A SCL0A READY(STATUS) PANEL_SOS SDA0A SCL0 SDA0A ALARM(PANEL_SOS) Q4004 SCL0B OSC1...
  • Page 84: Dg-Board (1 Of 11) Schematic Diagram

    TH-42PD50U 13.28. DG-Board (1 of 11) Schematic Diagram DG-BOARD TNPA3625AF (1/11) ECO_ON SUB5V D-BOARD (D3) R4020 STB3.3V KEYSCAN3 R4001 FANMAX R4134 R4015 R4114 FANMAX D4029 MAZ30360LL Q4001 Q4006 Q4007 Panasonic_Mode KEYSCAN3 B1ABCF000138 R4003 1k FANSOS 2SA207700L B1ABCF000138 R4091 Q4008 to Dpri...
  • Page 85: Dg-Board (2 Of 11) Schematic Diagram

    TH-42PD50U 13.29. DG-Board (2 of 11) Schematic Diagram STB3.3V STB3.3V H-BOARD RST (AD_STB_RST) (H1) R4237 SBI1 SBO1 BYTE C4038 STB3.3V R4224 100p SCL0A C4456 DQ15/A-1 R4238 0.01u C4043 SDA0A TP4007 4.7k DQ14 SCL0B IC4010 SDA0B DQ13 C0EBF0000431 N.C. STB 3.3V SCL2 N.C.
  • Page 86: Dg-Board (3 Of 11) Schematic Diagram

    TH-42PD50U 13.30. DG-Board (3 of 11) Schematic Diagram TP4030 MAIN2.5V C4787 1.8V C4788 TP4027 6.3V IC4028 0.1u C4789 C4790 IC4016 1.8V 6.3V C0DBZFG00055 0.01u L4047 C0CBCAC00275 J0JHC0000078 VOUT JS4059 MAIN 1.2V C4155 C4160 IC4012 AVR 1.8V 6.3V 0.01u IC4011 VOUT...
  • Page 87: Dg-Board (4 Of 11) Schematic Diagram

    TH-42PD50U 13.31. DG-Board (4 of 11) Schematic Diagram MAIN5V FL4014 J0HABB000004 HDMI RX_MCLK DV-BOARD (DV15) FL4015 DG15 J0HABB000004 RX_SCK C4229 C4231 IC4002 0.1u HDMIINT R4460 C0FBBK000047 YGIN0 FL4016 J0HABB000004 YGIN1 RX_SD0# AUDIO DAC UBIN0 R4448 SDA1 UBIN1 RX_MCLK MCLK DZFL...
  • Page 88: Dg-Board (5 Of 11) Schematic Diagram

    TH-42PD50U 13.32. DG-Board (5 of 11) Schematic Diagram JTAG PORT-D(OSD INPUT) PORT-C(PEAKS) PORT-E(RGBOUT) R4678 IC4026 OSDI15 IC4026 OSDI7 H90_YM IC4026 OSDI14 IC4026 OSDI6 R4522 RGBAD,PEAKS_OSD HSOD IC4026 OSDI13 IC4026 OSDI5 IC4026 MOSDHSO VSOD A_ROE9 A_HSOE IC4026 OSDI12 IC4026 OSDI4 IC4026...
  • Page 89: Dg-Board (6 Of 11) Schematic Diagram

    TH-42PD50U 13.33. DG-Board (6 of 11) Schematic Diagram CLK-Gen. MAIN3.3V L4036 J0JCC0000241 MAIN3.3V C4324 C4325 C4326 R4592 0.1u 0.1u GC4PRO-PLL 220u MAIN2.5V CLKC PD/OE 95.5MHz L4043 J0JCC0000241 C4329 IC4026 VDDP C4495 C4496 C4493 0.1u AGND 6.3V 6.3V AVDD C4316 C4317 C4327 0.01u...
  • Page 90: Dg-Board (7 Of 11) Schematic Diagram

    TH-42PD50U 13.34. DG-Board (7 of 11) Schematic Diagram DT-BOARD DG22 (DT12) LVDS(PDP) CLK_IC R4650 22 HSIC R4643 VSIC R4644 AN_V D-BOARD BS_UVIN7 MAIN3.3V R4651 (D5) BT30V BS_UVIN6 L4037 L4039 J0JHC0000078 J0JHC0000078 R4624 EXB38V820JV BS_UVIN5 C4339 A_ROE9 B_ROE9 C4781 FL4021 A_ROE8...
  • Page 91: Dg-Board (8 Of 11) Schematic Diagram

    TH-42PD50U 13.35. DG-Board (8 of 11) Schematic Diagram DG-BOARD (1/11) SUB5V SUB3.3V R4379 R4045 3.3k 2.7k M_SCL0 SCL0B R4028 Q4066 B1CBHD000001 R4029 BA_SCL0 C4002 0.1u IC4008 C3EBLC000031 IC4004 R4050 Q4004 256K EEPROM C0JBAS000069 B1ABCF000138 R4059 TP4004 SWITCHING C4033 R4056 TP4003...
  • Page 92: Dg-Board (9 Of 11) Schematic Diagram

    TH-42PD50U 13.36. DG-Board (9 of 11) Schematic Diagram DG-BOARD (2/11) LNB_OFF ODU_ON/OFF ODU +B ODU +B BT30V TP4034 BT30V 30.0 MAIN3.3V FL4003 TP4035 J0HABH000012 MAIN3.3V(1.55A/1.847A) FL4004 J0HABH000012 MAIN3.3V(1.55A/1.847A) TP4009 SUB3.3V SUB3.3V BS_SUB9V FL4005 TP4010 J0HABH000012 SUB9V1(1A/0.766A) FL4006 J0HABH000012 SUB9V1(1A/0.766A) MAIN9V TP4029 MAIN9V(0.1A/NC)
  • Page 93: Dg-Board (10 Of 11) Schematic Diagram

    TH-42PD50U 13.37. DG-Board (10 of 11) Schematic Diagram DG-BOARD (5/11) DDR2.6V_PRO L4025 J0JHC0000078 C4459 C4236 6.3V MAIN1.2V C4237 C4250 6.3V 0.1u 0.1u IC4026 C4249 L4024 J0JHC0000078 6.3V 1.2V VDD FOR CORE 2.5V VDD FOR STTL_2 C1AB00002234 C4457 6.3V C4238 GC4PRO...
  • Page 94: Dg-Board (11 Of 11) Schematic Diagram

    TH-42PD50U 13.38. DG-Board (11 of 11) Schematic Diagram R4547 EXB2HV680JV A_DDR_DQ23 B_DDR_DQ23 A_DDR_DQ22 B_DDR_DQ22 A_DDR_DQ21 B_DDR_DQ21 DDR2.6V_PRO C4304 C4305 C4310 A_DDR_DQ20 B_DDR_DQ20 IC4022 6.3V A_DDR_DQ19 B_DDR_DQ19 0.1u 0.1u A_DDR_DQ18 B_DDR_DQ18 C0DBEJG00001 L4035 A_DDR_DQ17 B_DDR_DQ17 DDR 2.6V PRO J0JHC0000078 A_DDR_DQ16 B_DDR_DQ16...
  • Page 95: D-Board Block Diagram

    TH-42PD50U 13.39. D-Board Block Diagram DIGITAL SIGNAL PROCESSOR FORMAT CONVERTER, IC9302 PlASMA AI DDR SDRAM(64M) SUB-FIELD PROCESSOR IC9300 FORMAT CONVERTER/RGB PROCESSOR PLASMA AI/SUB FIELD PROCESSOR TO C11 R 10bit CTI/TINT Video DATA 24bit(DA,DB,DC8-15) G 10bit COLOR R 10bit DATA L...
  • Page 96: D-Board (1 Of 6) Schematic Diagram

    TH-42PD50U 13.40. D-Board (1 of 6) Schematic Diagram FL9701 D-BOARD TZTNP010YFS (1/6) P-BOARD J0HABH000012 (P25) P12V 12.0 FL9702 J0HABH000012 +12V C9732 12.0 C9730 +12V 0.01u FAN_CONT FAN_CONT FL9703 J0HABH000013 P12V C9731 C9733 R9722 R9726 0.1u STB5V_M FL9704 3.3V J0HABH000013 C9728 4.7u...
  • Page 97: D-Board (2 Of 6) Schematic Diagram

    CLKM_OUT RB_0+ Q9500 IC9500 LVDS1p B1CBHD000001 RB_0- IC9500 DPCLK5 CLKM_IN R9500 IC9500 LVDS1n RA_0+ INEXCH IC9500 LVDS0p IC9500 LVDS49n INEXCH R9547 RA_0- IC9500 LVDS0n D-BOARD (5/6) TH-42PD50U D-Board (2 of 6) Schematic Diagram TH-42PD50U D-Board (2 of 6) Schematic Diagram...
  • Page 98: D-Board (3 Of 6) Schematic Diagram

    L8_AD6 L8DR_AD6 2.5V_L8 L8_AD5 L8DR_AD5 L8_AD1 L8DR_AD1 L8_AD3 L8DR_AD3 R9339 L8_AD0 L8DR_AD0 L8_AD2 L8DR_AD2 IC9300 AC16 VREF L8_BA0 L8DR_BA0 C9359 R9340 L8_BA1 L8DR_BA1 0.1u D-BOARD (6/6) TH-42PD50U D-Board (3 of 6) Schematic Diagram TH-42PD50U D-Board (3 of 6) Schematic Diagram...
  • Page 99: D-Board (4 Of 6) Schematic Diagram

    TH-42PD50U 13.43. D-Board (4 of 6) Schematic Diagram D-BOARD STB3.3V P12V STB3.3V (1/6) R9141 R9140 R9046 R9146 R9145 R9041 4.7k STB3.3V ON/OFF IC9008 C0DBEJG00001 R9042 R9045 AVR STB3.3V R9142 R9147 Q9021 Q9020 Q9023 Q9022 R9022 B1ABCF000138 B1ABCF000138 B1ABCF000138 B1ABCF000138 STB5V_M...
  • Page 100: D-Board (5 Of 6) Schematic Diagram

    TH-42PD50U 13.44. D-Board (5 of 6) Schematic Diagram D-BOARD IC9500 PICTURE_OUTPUT (2/6) C1ZBZ0002599 R9518 IC9500 LVDS34n M_ROUT0 FPGA/SYNC/OSD EXB2HV470JV L8_R0 IC9500 LVDS36n M_ROUT1 DISCHARGE CONTROL L8_R1 IC9500 LVDS35p M_ROUT2 L8_R2 L8_R3 IC9500 LVDS36p M_ROUT3 L8_R4 M_ROUT4 IC9500 LVDS35p L8_R5 IC9500...
  • Page 101: D-Board (6 Of 6) Schematic Diagram

    TH-42PD50U 13.45. D-Board (6 of 6) Schematic Diagram D-BOARD (3/6) D-BOARD TZTNP010YFS (6/6) L8_PCK IC9300 3.3V_L8 IC9300 TCPOUT L8_R0 IC9300 IC9300 TIOCTL0 IC9300 PLLON R9324 L8_R1 IC9300 IC9300 TIOCTL1 IC9300 WDLLON R9325 IC9300 L8_R2 IC9300 IC9300 TCKSEL0 IC9300 EXTDLLON L8_R3...
  • Page 102: C1 And C2-Board Block Diagram

    TH-42PD50U 13.46. C1 and C2-Board Block Diagram SUSTAIN TO D34 SS23 SUSTAIN Data Data 24bit +5V(P) 18bit +5V(P) DATA DRIVER IC7101 (RIGHT) CLOCK IC7201 DATA DRIVER CLOCK (LEFT) 8bit 8bit 2bit 8bit 8bit 8bit IC7104 IC7106 IC7105 IC7203 IC7202 IC7204...
  • Page 103: C1-Board (1 Of 2) Schematic Diagram

    TH-42PD50U 13.47. C1-Board (1 of 2) Schematic Diagram C1-BOARD TNPA3545 (1/2) R7175 R7172 R7102 C7161 R7121 100V 0.47u R7136 R7137 C7104 C1_5V C7108 PANEL DATA DRIVER TERM R7125 R7162 R7163 R7133 C7153 100p ZA7101 ZA7102 ZA7104 K4CD01000013 K4CD01000013 K4CD01000013 TH-42PD50U...
  • Page 104: C1-Board (2 Of 2) Schematic Diagram

    TH-42PD50U 13.48. C1-Board (2 of 2) Schematic Diagram C1_5_3V_B C2-BOARD C7101 (C22) 0.1u C1_5V AH_CLKR C1_5_3V AH_NCLKR C1-BOARD TNPA3545 (2/2) R7161 AH_LED C1_5_3V_B R7126 AD_LE1 R7127 47 AD_LE2 R7192 R7117 AH_PCD2 R7128 AD_LE3 220k DOUTDC[17] C1_5V(SS) C1_5V DOUTDB[17] R7108 R7109...
  • Page 105: C2-Board (1 Of 2) Schematic Diagram

    TH-42PD50U 13.49. C2-Board (1 of 2) Schematic Diagram SS-BOARD (SS23) C2_5V C2_5V(SS) C2_5_3V R7251 C2_5_3V_B R7213 C7218 BA_UEH R7259 R7217 C2_5V(SS) C2_5V BA_USL 220k BA_USH C2_5_3V_B R7252 C7201 BA_UML 0.1u BA_UMH AC_CLKL C1-BOARD BA_NUEL R7230 NUEL AC_NCLKL AB_CLK11 (C12) AC_LED...
  • Page 106: C2-Board (2 Of 2) Schematic Diagram

    R7223 R7254 R7220 C7256 100p C7270 R7208 R7283 100V 0.47u R7210 R7211 R7239 R7240 PANEL DATA C7219 C7205 C2_5V DRIVER TERM R7297 R7255 R7221 C7255 100p TH-42PD50U TH-42PD50U C2-Board (2 of 2) Schematic Diagram C2-Board (2 of 2) Schematic Diagram...
  • Page 107: Sc-Board Block Diagram

    TH-42PD50U 13.51. SC-Board Block Diagram COLD CHASSIS GROUND FLOATING GROUND SCAN DRIVE SC42 TO SD42 ENERGY RECOVERY IC6501 PC6505 A1 B1 IC6602 BUFFER PHOTO COUPLER FET DRIVER D6624 FCLD L6611,12,13 Q6621 A30 B30 L6614,15,16 IC6605 FCLU FSID FSID TO D20...
  • Page 108: Sc-Board (1 Of 2) Schematic Diagram

    TH-42PD50U 13.52. SC-Board (1 of 2) Schematic Diagram SC-BOARD TNPA3543 (1/2) D6491 B0ECHP000003 42":TXAUC440YFSU 37":TXAUC440YGSB Q6601 R6611 B1JADN000001 C6611 630V 3900p 190V R6612 P-BOARD R6499 C6490 (P2) 185.1 175V 630V Vsus 3300p Q6602 185.1 L6602 R6613 Vsus G0ZZ00002183 C6601 C6602...
  • Page 109: Sc-Board (2 Of 2) Schematic Diagram

    MA2J11100L R6570 AB_FCLD AB_FCLD R6567 R6561 4.7k TP46 AB_FSID R6568 Q6554 Q6553 C6550 4.7k 160V 2SD21850RL 2SB1073001TV AB_FSID TP51 100u SD-BOARD SC46 (SD46) SC42 SD-BOARD TH-42PD50U (SD42) SC-Board (2 of 2) Schematic Diagram TH-42PD50U SC-Board (2 of 2) Schematic Diagram...
  • Page 110: Su-Board Block Diagram

    TH-42PD50U 13.54. SU-Board Block Diagram SCAN OUT (UP) BOARD IC6901 PDP SCAN DRIVER TO SC45 SU45 HV64 HV63 HV62 FCLK 48 PIN FCLK OUTPUT VF5V HV18 To 1st 80pins of VF5V HV17 SCAN ELECTRODES TO SC41 SU41 FSO1 Q6901 FCLK...
  • Page 111: Su-Board Schematic Diagram

    TH-42PD50U 13.55. SU-Board Schematic Diagram SU-BOARD TNPA3242 To 1st 80pins of To 3rd 80pins of SCAN ELECTRODES SCAN ELECTRODES To 2nd 80pins of SCAN ELECTRODES TPSU1 AD_27 AD_38 AC_75 AC_86 AB_139 AB_150 AA_203 AA_214 AD_26 AD_39 AC_74 AC_87 AB_138 AB_151...
  • Page 112: Sd-Board Block Diagram

    TH-42PD50U 13.56. SD-Board Block Diagram SCAN OUT (DOWN) BOARD IC6955 PDP SCAN DRIVER TO SC46 HV64 SD46 FCLK HV33 64 PIN HV32 FCLK OUTPUT HV03 FS01 HV02 VF5V To 1st 80pins of HV01 VF5V SCAN ELECTRODES TO SC42 SD42 FCLK...
  • Page 113: Sd-Board Schematic Diagram

    TH-42PD50U 13.57. SD-Board Schematic Diagram SD-BOARD TNPA3243 DOWN To 1st 80pins of To 3rd 80pins of SCAN ELECTRODES SCAN ELECTRODES To 2nd 80pins of SCAN ELECTRODES TPSD1 AD_27 AD_38 AC_91 AC_102 AB_155 AB_166 AA_219 AA_230 AD_26 AD_39 AC_90 AC_103 AB_154...
  • Page 114: Ss-Board Block Diagram

    TH-42PD50U 13.58. SS-Board Block Diagram SUSTAIN DRIVE TO P12 SS12 SS34 TO S1 STB PS STB-PS STB12V STB12V TP15V +15V L6003 TPVDA L6004 TO P11 SS11 TPVSUS VSUS L6002 VSUS TO C23 SS23 Vsus GEN. IC6006 IC6001 BUFFER FET DRIVER...
  • Page 115: Ss-Board Schematic Diagram

    TH-42PD50U 13.59. SS-Board Schematic Diagram Q6001 ZA6001 SS-BOARD TNPA3544 K4CD01000013 B1JADN000001 ZA6002 C6011 K4CD01000013 630V PANEL R6011 3900p ZA6003 SUSTAIN K4CD01000013 ELECTRODE R6012 ZA6004 K4CD01000013 SS41 Q6002 C6012 B1JADN000001 TPVSUS 630V SS11 5600p P-BOARD (P11) R6013 185.1 175V VSUS R6014 185.1...
  • Page 116 TH-42PD50U...
  • Page 117: Parts Location & Mechanical Replacement Parts List

    TH-42PD50U 14 Parts Location & Mechanical Replacement Parts List 14.1. Parts Location...
  • Page 118: Pcaking Exploded Views

    TH-42PD50U 14.2. Pcaking Exploded Views (1)
  • Page 119 TH-42PD50U 14.3. Pcaking Exploded Views (2)
  • Page 120 TH-42PD50U 14.4. Pcaking Exploded Views (3)
  • Page 121: Mechanical Replacement Parts List

    TH-42PD50U 14.5. Mechanical Replacement Parts List Ref. Part No. Part Name & Remarks Ref. Part No. Part Name & Remarks Description Description EAS12S08A SPEAKER TQBC2006-1 INSTRUCTION BOOK(ENGLISH) EUR7627Z60 REMOTE CONTROL TQBC2007-1 INSTRUCTION J0KD00000095 FLAT CORE BOOK(SPANISH) K1YD55000001 CONNECTOR TQBC2008-1 INSTRUCTION...
  • Page 122: Replacement Parts List

    TH-42PD50U 15 Replacement Parts List 15.1. Replacement Parts List Notes...
  • Page 123: Electrical Replacement Parts List

    TH-42PD50U 15.2. Electrical Replacement Parts List Ref. Part No. Part Name & Remarks Ref. Part No. Part Name & Remarks Description Description C2603 ECJ1XF1C104Z C 0.1UF, Z, 16V F900.90 K5D802BNA005 TIME LAG FUSE C2606 ECJ1VB1H332K C 3300PF, K, 50V HIGH(F401)
  • Page 124 TH-42PD50U Ref. Part No. Part Name & Remarks Ref. Part No. Part Name & Remarks Description Description C4013- ECJ1XB1C104K C 0.1UF, Z, 16V C4215 EEVHB1C470P E 47UF, 16V C4216 ECJ1VB1H103K C 0.01UF, K, 50V C4016 ECJ1XC1H101J C 100PF, J, 50V...
  • Page 125 TH-42PD50U Ref. Part No. Part Name & Remarks Ref. Part No. Part Name & Remarks Description Description C4468,6 ECJ1XC1H102J C 1000PF, J, 50V C5821 ECJ2XB1E104K C 0.1UF, K, 25V C5823 ECA1CM222 E 2200UF, 16V C4470- ECJ1XB1C104K C 0.1UF, Z, 16V...
  • Page 126 TH-42PD50U Ref. Part No. Part Name & Remarks Ref. Part No. Part Name & Remarks Description Description C6533,3 F1K2J471A014 C 470UF, K,6.3V C7208,0 TCUY1C105ZFN C 1UF, 16V C6541 F1L1E4750004 C 4.7UF, 25V C7218,1 TCUY1C105ZFN C 1UF, 16V C6543,4 F1K2J102A014 C 1000PF,...
  • Page 127 TH-42PD50U Ref. Part No. Part Name & Remarks Ref. Part No. Part Name & Remarks Description Description C8253- ECJ0EB1C103K C 0.01UF, K, 16V C8484- EEEHB1C470P C 47PF, J, 16V C8263 ECJ0EF1C104Z C 0.10UF, Z, 16V C8492 ECJ0EB1H471K C 470PF, K, 50V...
  • Page 128 TH-42PD50U Ref. Part No. Part Name & Remarks Ref. Part No. Part Name & Remarks Description Description C8622 ECGRL0G680R C 68PF, J, 4V C9733 ECJ1XF1C104Z C 0.1UF, Z, 16V C8629,3 ECJ0EF1C104Z C 0.10UF, Z, 16V C9734,3 EEEHB1C470P C 47PF, J, 16V...
  • Page 129 TH-42PD50U Ref. Part No. Part Name & Remarks Ref. Part No. Part Name & Remarks Description Description D6035 MA8033L ZENER DIODE D6546- MA8330M ZENER DIODE D6036 MA111 DIODE D6549,5 MA111 DIODE D6040,4 B0ECHP000003 DIODE D6551 B0JCME000037 DIODE D6051 B0ECHP000003 DIODE...
  • Page 130 TH-42PD50U Ref. Part No. Part Name & Remarks Ref. Part No. Part Name & Remarks Description Description FL7106 J0HABH000013 LC FILTER IC6491 AN1431M LINEAR IC FL7208 J0HABH000013 LC FILTER IC6501, C0JBAZ000994 FL8202, J0HAAA000013 LC FILTER IC6511 C0ZBZ0000735 FL8215 J0HAAB000004 LC FILTER...
  • Page 131 TH-42PD50U Ref. Part No. Part Name & Remarks Ref. Part No. Part Name & Remarks Description Description JS2606, ERJ6GEY0R00 M 0 OHM, 1/10W L4021,2 J0JHC0000045 CHIP INDUCTOR JS2614- ERJ6GEY0R00 M 0 OHM, 1/10W L4024,2 J0JHC0000078 CHIP INDUCTOR JS2620, ERJ3GEY0R00 M 0 OHM, 1/16W...
  • Page 132 TH-42PD50U Ref. Part No. Part Name & Remarks Ref. Part No. Part Name & Remarks Description Description L8239 J0JCC0000241 CHIP INDUCTOR Q4051- 2SD601A TRANSISTOR L8240 J0JHC0000045 CHIP INDUCTOR Q4055 2SA207700L TRANSISTOR L8242 J0JCC0000078 CHIP INDUCTOR Q4056- 2SD601A TRANSISTOR L8243,4 J0JHC0000045...
  • Page 133 TH-42PD50U Ref. Part No. Part Name & Remarks Ref. Part No. Part Name & Remarks Description Description Q6601- B1JADN000001 TRANSISTOR R2388,8 ERJ6GEYJ102 M 1KOHM,J,1/10W Q6606- B1JADN000001 TRANSISTOR R2390 ERJ3GEYJ203 M 20KOHM,J,1/16W R2391 ERJ3GEYJ103 M 10KOHM,J,1/16W Q6611 2SD2185 TRANSISTOR R2392 ERJ3GEYJ223...
  • Page 134 TH-42PD50U Ref. Part No. Part Name & Remarks Ref. Part No. Part Name & Remarks Description Description R2729- ERJ3GEYJ221 M 220 OHM,J,1/16W R4001,0 ERJ3GEY0R00 M 0 OHM, 1/16W R2733- ERJ3GEYJ221 M 220 OHM,J,1/16W R4003 ERJ3GEYJ102 M 1KOHM,J,1/16W R4004 TAJAAH0101JV M 100 OHM,J,1/16W...
  • Page 135 TH-42PD50U Ref. Part No. Part Name & Remarks Ref. Part No. Part Name & Remarks Description Description R4128 TAJAAH0101JV M 100 OHM,J,1/16W R4289 ERJ3GEYJ241 M 240 OHM,J,1/16W R4129 ERJ3EKF3901 M 3.9KOHM, 1/16W R4291 ERJ3GEYJ123 M 12KOHM,J,1/16W R4130 TAJAAH0101JV M 100 OHM,J,1/16W...
  • Page 136 TH-42PD50U Ref. Part No. Part Name & Remarks Ref. Part No. Part Name & Remarks Description Description R4482,8 ERJ3GEYJ103 M 10KOHM,J,1/16W R4643,4 ERJ3GEY0R00 M 0 OHM, 1/16W R4484 ERJ3GEYJ331 M 330 OHM,J,1/16W R4650 ERJ3GEYJ220 M 22 OHM,J,1/16W R4485,8 ERJ3GEYJ103 M 10KOHM,J,1/16W...
  • Page 137 TH-42PD50U Ref. Part No. Part Name & Remarks Ref. Part No. Part Name & Remarks Description Description R5641 ERJ6GEYJ222 M 2.2KOHM,J,1/10W R6079,8 ERJ6GEYJ101 M 100 OHM,J,1/10W R5642 ERJ6GEYJ471 M 470 OHM,J,1/10W R6081 ERJ6GEYJ222 M 2.2KOHM,J,1/10W R5643 ERJ6GEYJ681 M 680 OHM,J,1/10W...
  • Page 138 TH-42PD50U Ref. Part No. Part Name & Remarks Ref. Part No. Part Name & Remarks Description Description R6498,9 ERX1FJS8R2D M 8.2 OHM, J, 1W R6608,0 ERJ12YJ1R0 M 1 OHM, J,1/2W R6500 ERJ6GEYJ122 M 1.2KOHM,J,1/10W R6610 ERJ6GEYJ104 M 100KOHM,J,1/10W R6501- ERJ6GEYJ222 M 2.2KOHM,J,1/10W...
  • Page 139 TH-42PD50U Ref. Part No. Part Name & Remarks Ref. Part No. Part Name & Remarks Description Description R7119,2 ERJ3GEY0R00 M 0 OHM, 1/16W R7296 ERJ3GEYJ151 M 150 OHM,J,1/16W R7297 TAJAAH0470JV M 47 OHM,J,1/16W R7121 ERJ14YJ220 M 22 OHM, J,1/4W R8137...
  • Page 140 TH-42PD50U Ref. Part No. Part Name & Remarks Ref. Part No. Part Name & Remarks Description Description R8313 ERJ2GE0R00 M 0.0 OHM, R8525,2 ERJ2GEJ103 M 10KOHM, J,0.063W J,0.063W R8314,1 ERJ2GEJ472 M 4.7KOHM, R8527 ERJ2GEJ392 M 3.9KOHM, J,0.063W J,0.063W R8316- ERJ2GE0R00 M 0.0 OHM,...
  • Page 141 TH-42PD50U Ref. Part No. Part Name & Remarks Ref. Part No. Part Name & Remarks Description Description R8657 ERJ3EKF2702V M27.0KOHM, 1/16W R8774 ERJ2GE0R00 M 0.0 OHM, J,0.063W R8658 ERJ2GEJ560 M 56 OHM, J,0.063W R8777 ERJ3GEY0R00 M 0 OHM, 1/16W R8659 ERJ2GEJ103 M 10KOHM, J,0.063W...
  • Page 142 TH-42PD50U Ref. Part No. Part Name & Remarks Ref. Part No. Part Name & Remarks Description Description R9081 ERJ3GEYJ103 M 10KOHM,J,1/16W R9339- ERJ6ENF1001 M 1KOHM, 1/10W R9082- TAJAAH0101JV M 100 OHM,J,1/16W R9500- ERJ3GEYJ103 M 10KOHM,J,1/16W R9090 ERJ3GEYJ562 M 5.6KOHM,J,1/16W R9505-...
  • Page 143 TH-42PD50U Ref. Part No. Part Name & Remarks Ref. Part No. Part Name & Remarks Description Description R9917- EXB2HV470JV RESISTOR ARRAY K1KA05AA0192 5P CONNECTOR R9922 EXB2HV470JV RESISTOR ARRAY K1MN35A00013 35P CONNECTOR R9923 ERJ3GEYJ103 M 10KOHM,J,1/16W ZA5601- K9ZZ00000424 CONNECTOR RM2510 PNA4601M05TV...
  • Page 144 TH-42PD50U Ref. Part No. Part Name & Remarks Ref. Part No. Part Name & Remarks Description Description C506-08 ECJ2XB1H103K C 0.01UF, K, 50V D419,20 RU30A DIODE C509 ECA1EM101 E 100UF, 25V D423 MA188 DIODE C510 ECJ2XB1H104K C 0.1UF, K, 50V...
  • Page 145 TH-42PD50U Ref. Part No. Part Name & Remarks Ref. Part No. Part Name & Remarks Description Description IC502 C0EBH0000190 Q518 B1DEHL000018 TRANSISTOR IC503,0 C0DAEMB00004 Q519 B1DEHF000002 TRANSISTOR Q520 B1HFCFA00021 TRANSISTOR IC505 CNC1S171R Q525 B1CBGD000001 TRANSISTOR IC506 C0ZBZ0000878 Q527 B1DEHL000018 TRANSISTOR...
  • Page 146 TH-42PD50U Ref. Part No. Part Name & Remarks Ref. Part No. Part Name & Remarks Description Description R461 ERJ6GEYJ102 M 1KOHM,J,1/10W R557 ERJ8GEYJ471 M 470 OHM, J,1/8W R462 ERJ6ENF4303 M 430KOHM, 1/10W R558 ERJ6GEYJ334 M 330KOHM,J,1/10W R463 ERJ6GEYJ333 M 33KOHM,J,1/10W...
  • Page 147 TH-42PD50U Ref. Part No. Part Name & Remarks Ref. Part No. Part Name & Remarks Description Description R648 ERJ8ENF1503 M 15KOHM, 1/8W RL403 TSE10801 RELAY R649 ERJ6GEYJ223 M 22KOHM,J,1/10W R650 ERJ6GEYJ103 M 10KOHM,J,1/10W S401,02 J0LT00000009 SWITCH R651 ERJ6GEYJ473 M 47KOHM,J,1/10W...
  • Page 148 ORDER NO. ITD0507040PE B19 Canada: B07 TH-42PD50U Please revise the original parts list in the Service Manual to conform to the change(s) shown herein. If new part numbers are shown, be sure to use then ordering parts. Reason for Change *The circled item indicates the reason.
  • Page 149 Page 1 of 1 ORDER NO. ITD0511075PE B19 Canada: B07 TH-42PD50U Please revise the original parts list in the Service Manual to conform to the change(s) shown herein. If new part numbers are shown, be sure to use then ordering parts.
  • Page 150 Page 1 of 1 ORDER NO. ITD0512083PE B19 Canada: B07 TH-42PD50U Please revise the original parts list in the Service Manual to conform to the change(s) shown herein. If new part numbers are shown, be sure to use then ordering parts.
  • Page 151 ORDER NO. ITD0509053PE B19 Canada: B07 TH-37PX50U TH-42PX50U TH-50PX50U TH-42PD50U Please revise the original parts list in the Service Manual to conform to the change(s) shown herein. If new part numbers are shown, be sure to use then ordering parts.
  • Page 152 ORDER NO. ITD0507040PE B19 Canada: B07 TH-42PD50U Please revise the original parts list in the Service Manual to conform to the change(s) shown herein. If new part numbers are shown, be sure to use then ordering parts. Reason for Change *The circled item indicates the reason.
  • Page 153: Caution Statement

    Main service manuals listed in the chart on the following page. (MTNC060368SE) © 2006 Panasonic Corporation of North America. All rights reserved. Unauthorized copying and distribution is a violation of law. 1 Please add the caution statement below to the service manuals listed in the chart below.
  • Page 154 Page 2 of 2 TH-42PM50U Main MTNC050950C1 High Definition Plasma Display MODEL NUMBER TYPE SERVICE MANUAL TH-50PM50U Main MTNC050951C1...
  • Page 155 Please file and use this supplement service manual together with the Main and Simplified service manuals listed in the chart on the following page. (MTNC060795SE) © 2006 Panasonic Corporation of North America. All rights reserved. Unauthorized copying and distribution is a violation of law. 1 Please revise the parts list for the...
  • Page 156 Page 2 of 2 below. (MTNC060795SE) 1.1 Circuit Board P part number change chart. Note: All parts except parts mentioned [PAVCA] in the remarks column are supplied by PAVC-CSG. Parts mentioned [PAVCA] are supplied by PAVCA. All circuit board P parts are critical Before Model Number Service Manual order No.
  • Page 157 Page 1 of 2 ORDER NO.ITD0705022PE TH-42PD50U TH-42PD50US Model No. TH-37PWD8UK TH-42PM50U TH-42PWD8UK Please revise the original parts list in the Service Manual to conform to the change(s) shown herein. If new part numbers are shown, be sure to use then ordering parts.

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