1. Panasonic Canada Inc. Customer & Product Assurance Presented by: Roman Jemielity Plasma Television Service Seminar Service Seminar 2007 models Plasma Television Service Seminar Service Seminar 2007 models

2. 2006 2007 2007 PDP Line-up SD Leader Model HD High End Model Derivative Model 1080p HD High End Model TH-50PZ750U TH-65PZ750U TH-42PX75U TH-42PZ700U TH-58PX75U TH-50PX75U TH-50PX77U TH-42PX77U TH-58PZ750U TH-50PZ700U TH-50PE700U TH-50PE77U TH-42PE77U TH-58PE75U TH-42PE7U TH-50PX600 TH-42PX600 TH-42PD60 TH-50PX60 TH-42PX60 TH-37PX60 TH-58PX600 HD Step Up Model TH-58PZ700U TH-50PZ77U TH-42PZ77U

3. Cone Material -Bamboo fibre ---YCinema Mode Gallery Player YYYY --YY BBE VIVA 58/50/4250/4258/50/4265/58/50Size --YY PC Input Y (JPEG) Y (JPEG) Y (JPEG) Y (AVCHD/MPEG2/ JPEG) SDHC Card Slot YYYY EZ Sync (HDAVI Control 2) 2223 HDMI Bottom Speaker Advanced Smart Sound Speaker (Side) Speaker YYYYSub-Pixel Controller YYYY Motion Pattern Noise Reduction YYYYAdvanced 3D Color Management YYYYDigital Optimizer Max. 10,000:1 Max. 5,000:1 Contrast Ratio 3,072 4,096 Gradation steps HD 1080p HD Panel PX75 SeriesPX77 Series PZ700 SeriesPZ750 Series

4. Current 42PX600 42/37PX60, 42PD60 SC Scan Drive P C1C2 SU SD SS Sustain Drive SK Different Points form Current models GS SC Scan Drive P Power Supply C1C2 SU SD SS Sustain Drive SK H AV Terminal D HC PA DC Converter G GKGS PX600/60 Only Format Converter Plasma AI Processor D-TV Interface DT DG Digital Signal Processor DTV Interface Digital Signal Processor DC-DC Converter Format Converter Plasma AI processor The function of DG,H,PA and DT board are combined to A board 42PX77/75 Power Supply D A

5. 42PX77/75 A D SC SU SD P SS C1 C2

6. 20062007 PA DT DG H A

7. Input Source Panel Drive SC: Scan Drive SU: Scan Out (Upper) SD: Scan Out (Lower) SS: Sustain Drive C1: Data Drive (Right) C2: Data Drive (Left) SC SU SD C1C2 SS Panel Signal Processor D : Format Converter / Plasma AI Processor / Sub-Field Processor GS D SPEAKER L/R HDMI K A Audio, Video, Component S TV Tuner K : Remote Receiver / Power LED S : Power switch GS : SD Card Slot Key Switch A : DC-DC converter Speaker Out, Sound Processor AV terminal, AV switch Digital Signal processor Micon HDMI Interface Signal Circuit Overview TH-42PX75

8. Signal Circuit Overview TH-50PX75 Input SourceSignal ProcessorPanel Drive K : Remote Receiver / Power LED S : Power switch GS : SD Card Slot Key Switch A : DC-DC converter Speaker Out, Sound Processor AV terminal, AV switch Digital Signal processor Micon HDMI Interface D : Format Converter / Plasma AI Processor / Sub-Field Processor GS D SPEAKER L/R HDMI K A SS2 SC SU SD C1 C3 SS3 SS C2 Panel SC: Scan Drive SU: Scan Out (Upper) SD: Scan Out (Lower) SS: Sustain Drive SS2: Sustain Connector (Upper) SS3: Sustain Connector (Lower) C1: Data Drive C2: Data Drive C3: Data Drive Audio, Video, Component S TV Tuner

9. STANDBY CIRCUIT

10. POWER SUPPLY P A SIGNAL SWITCHING/PROCESSING (PA,DG,DT,H) SU SD SCD SS C1C2 SK F_STB+15V F_STB_ON STB 5V 12234 P A N E L D R I V E AC LINE Standby Circuit

11. POWER SUPPLY P A SIGNAL SWITCHING/PROCESSING (PA,DG,DT,H) SU SD SC D SS C1C2 F_STB+15V 4 AC LINE Standby Circuit 4 Vsus Vda 5V 15V SOUND 15V PANEL MAIN_ON PANEL STB_ON 32 SK 1

12. 8 10 12V Power MCU Relay SS STB 5V Q537 Main/Rush ACFB Circuit PFC Circuit 15V F+15V SW 13 SS34 Standby Power Circuit Relays ON/OFF SS12 P12 JUMPER CONV. K STB 3.3V Power LED R/C Receiver STB 3.3V IC1100 Micom Main 3.3V SUB5V IC5600 3.3VReg IC5604 3.3VReg SUB9V IC3500 SOS DETECT 5V DET 9V DET 3.3V DET D IC9003 Micom IC9011 3.3V Reg VLOW ON/OFF F_STB ON/OFF STB 5V 8 10 SUB5V SUB9V REG TV_SUB_ON TUNER_SUB_ON AC LINE A P Standby Circuit ACFB – Active Clamp Full Bridge PFC – Power Factor Control 6 P7 6 A7

13. P 5 P7 9 P25D25 9 5 A7 4 A20 41141 A18 A17 STB 5V Circuit STB 5V A1 IC5604 3.3V REG STB 3.3V IC1100 MAIN CPU 4 K1 STB 3.3V Remote Receiver RM2501 D2520A Power LED A D 1 4 6 Vdd CE IC9011 STB 5V D9110 Vout 3 STB 3.3V RESET/ STB 3.3V Reset K AC LINE STB 5V / STB 3.3V Distribution FACTORYFACTORY USEUSE

14. Power ON (1)

15. Power ON (2) 5599920 P25D25 D9110 IC1100 CPU POWER-ON P A D A5D5 PANEL STB_ON PANEL STB/Vcc ON STB5V STB5V CIRCUIT P7 A7 ON OFF STB5V 105 Q4015 Q4014 R4162 R4167 R4166 H H L H R9129

16. D9110 119 PANEL_MAIN_ON D25 STBY5V 72 RESET 24 Vcc PANEL_MAIN_ON 2031 IC9003 Micom 1 4 6 Vdd CE IC9011 Vout 3 Reset 5 RESET STB3.3V R9140R9139 R9121 STB5V STB3.3V STB3.3V ON/OFF Q9046 OFF STB 3.3V_ON R9141R9828 R9129R9134R9127 D9804 Q9044 ON PANEL STB_ON Power ON (3) D5 D 100

17. IC9003 Micom 3868785 100 92919390 5 6 56 D25P25 1 2 1 2 12 11 DP P5V DET P15V DET 3.3V DET PS_SOS Panel Main ON SCAN_SOS (SC_Floating) SCAN_SOS SUS_SOS 15 16 D20 15 SC20 1516 SC 6 TIMES 7 TIMES 8 TIMES 12 TIMES 5 TIMES 2 TIMES 3 TIMES 4 TIMES 1 D31 55 D32 1~3 5V IC9807 C2 C1 SS 8 SS23 SOS CIRCUIT (1) 2123 1/2Vo 15Vf Vscn Vad

18. Q9301 Q9302 R9369 R9391 R9370 DRV_RST TP9200 A5 3 IC9003 Micom 56 D25 D31 C11 D31 C10 201 C20 C21 D 1 53~55 D32 1 ~ 353~55 55 1 ~ 3 R7281 5V_DET C1C2 5V P3.3V IC9500 TP9010 R9371 SOS CIRCUIT (2)

20. Use Base of Q9302 as a test point TP9010 BE C D C1 C2

21. 5 BLINKS SOS

22. SOS

24. 123 A6 IC1100 MAIN CPU 118 IC2303 SOUND 12V D2303D2304 Q2301 D2301 SOUND_SOS MAIN 9V IC2301 AUDIO AMP IC2106 SOUND PROCESSOR 45444342681618527 SQ_R- SQ_R+ SQ_L- 1245 A12 39363128 21, 22, 23, 44 32, 35, 40, 41 SPEAKER_R SPEAKER_L 311 15V 12V 1 114 TV_SUB_ON / TUNER_SUB_ON 1 A6 15 6 A7 Q3205 Q3503 D3507 N SOS SOS CIRCUIT (3) A From P6 From P7

25. SOS CIRCUIT (4)

26. TROUBLESHOOTING

27. NOYES Do the AC relays click after the TV is plugged into the AC line? Is there 5V at pin 5 of connector A7 when the TV is plugged into the AC line? Is there 2.5V at pin 20 of connector D5 when the power button is pressed? Does pin 5 of connector A1 momentarily go from 4.5V to 0V when the power button is pressed? NO YES Replace the A board YES Check connections and the S & K boards NO Is there 3.2V at pin 11 of connector P25 when the power button is pressed? NO Replace the D board Replace the P board YES Go to the next slide YES Unplug the TV. Disconnect connector A7. Does the TV turn on by itself with no picture and lit LEDs on the SS & SC boards when it is plugged into the AC line? NO Replace the P board Replace the A board YES

28. Continue from previous slide Is there 3.3V at pin 6 of connector P7 when the TV is plugged into the AC line? Replace the P board Disconnect connector A1. Do the AC relays click after the TV is plugged into the AC line? If cable between connectors K1 and A1 is OK, replace the K board YES NO YES Reconnect A1 and disconnect connector A52.Do the AC relays click after the TV is plugged into the AC line? YES NO Replace the A board If cable between connectors GS52 and A52 is OK, Replace the GS board NO

29. SELF CHECK & SERVICE MODE

30. SELF CHECK MODE (safe) To access the Self-Check Mode: Turn the TV on and while pressing “VOLUME ( - )” button on the main unit, press the “OK” button on the Remote Control for more than 3 seconds. None of the parameters will be erased To exit the Self-Check Mode: Press and hold the Power button on the TV for 5 seconds (TV will shut down and come ON by itself) or disconnect the AC cord from the wall outlet.

31. SELF CHECK MODE (with reset) To access the Self-Check Mode: Turn the TV on and while pressing “VOLUME ( - )” button on the main unit, press the “MENU” button on the Remote Control for more than 3 seconds. All customer programmed parameters will be erased To exit the Self-Check Mode: Press and hold the Power button on the TV for 5 seconds or disconnect the AC cord from the wall outlet.

32. SERVICE MODE To access the Service Mode: Turn the TV on and while pressing “VOLUME ( - )” button on the main unit, press the “RECALL” button on the Remote Control three times within 3 seconds. To exit the Self-Check Mode: Press the Power button on the TV or the Remote Control unit. Key command “1” button...Main items Selection in forward direction “2” button...Main items Selection in reverse direction “3” button...Sub items Selection in forward direction “4” button...Sub items Selection in reverse direction “VOL” button...Value of sub items change in forward direction ( + ), in reverse direction ( - )

33. INTERNAL TEST PATTERN To access the internal patterns: select [AGING] from the main adjustment menu and press the [3] or [4] button of the remote control to select the desired pattern. Internal test pattern is created in D board. Use it do determine the panel drive operation. To exit: Press the Power button on the TV or the Remote Control unit.