Panasonic VIERA TX-42AS650B Скачать руководство пользователя страница 27 | Manualshive

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27

8.3.

Specification of EMI countermeasures

8.3.1.

Felt on Back Cover

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Содержание VIERA TX-42AS650B

Страница 1: ... Panasonic Corporation 2014 Unauthorized copying and distribution is a violation of law ORDER NO PCZ1403056CE LCD Television Model No TX 42AS650B TX 42AS650E LA51 Chassis ...

Страница 2: ...6 2 Service tool mode 12 6 3 DRV Check USBHDD Check 13 6 4 Hotel mode 13 6 5 Data Copy by USB Memory 14 7 Troubleshooting Guide 17 7 1 Check of the IIC bus lines 17 7 2 Power LED Blinking timing chart 19 7 3 LCD Panel test mode 19 7 4 No Power 20 8 Disassembly and Assembly Instructions 21 8 1 Disassembly Flow Chart for the Unit 21 8 2 Disassembly Procedure for the Unit 22 8 3 Specification of EMI ...

Страница 3: ... 1 2 Touch Current Check 1 Plug the AC cord directly into the AC outlet Do not use an isolation transformer for this check 2 Connect a measuring network for touch currents between each exposed metallic part on the set and a good earth ground such as a water pipe as shown in Figure 1 3 Use Leakage Current Tester Simpson 228 or equivalent to measure the potential across the measuring network 4 Check...

Страница 4: ... of the assembly 3 Use only a grounded tip soldering iron to solder or unsolder ES devices 4 Use only an anti static solder removal device Some solder removal devices not classified as anti static ESD protected can generate electrical charge sufficient to damage ES devices 5 Do not use freon propelled chemicals These can generate electrical charges sufficient to damage ES devices 6 Do not remove a...

Страница 5: ...ee solder has a higher melting point than standard solder Typically the melting point is 50 70 F 30 40 C higher Please use a high temperature soldering iron and set it to 700 20 F 370 10 C Pb free solder will tend to splash when heated too high about 1100 F or 600 C If you must use Pb solder please completely remove all of the Pb free solder on the pins or solder area before applying Pb solder If ...

Страница 6: ...6 3 Service Navigation 3 1 PCB Layout Board Name Function A Board Main P Board Power K Board IR LED CATS GK Board SWITCH ...

Страница 7: ...ck 1 Connection terminals AV1 input output SCART Audio Video in Audio Video out RGB in AV2 input COMPONENT VIDEO VIDEO RCA PIN Type 1 1 0 V p p 75 AUDIO L R RCA PIN Type 2 0 5 V rms Y 1 0 V p p including synchronisation PB CB PR CR 0 35 V p p HDMI 1 2 3 input TYPE A Connectors HDMI 1 3 3D Content Type HDMI 2 3D Content Type Audio Return Channel This TV supports HDAVI control 5 function Card slot S...

Страница 8: ... E21 E69 CATV S21 S41 Hyperband PAL D K SECAM D K VHF R1 R2 VHF R6 R12 VHF R3 R5 UHF E21 E69 PAL 525 60 Playback of NTSC tape from some PAL Video recorders VCR M NTSC Playback from M NTSC Video recorders VCR NTSC AV input only Playback from NTSC Video recorders VCR Aerial input UK UHF Ireland E VHF UHF Operating Conditions Temperature 0 C 35 C Humidity 20 80 RH non condensing Built in wireless LAN...

Страница 9: ...to generate the final KEY data How to SELF CHECK While pressing VOLUME button on the main unit press MENU button on the remote control for more than 3 seconds TV will be forced to the factory shipment setting after this SELF CHECK 5 1 3 Model and Keys 5 2 USB HDD Recording 5 2 1 General information Digital TV programmes can be recorded in USB HDD A One to One key generated in A board by SELF CHECK...

Страница 10: ...d when 3D signal input Input 2D signal to enter Service Mode 6 1 2 Key command Press the 3 4 button to change the adjustment values or function Press the 1 2 button to step up down through the functions and adjustments Press the numerical button VOLUME to change of each option item Press the OK button after each adjustment has been made to store the required values 6 1 3 How to exit Switch off the...

Страница 11: ...tem Sample Data Remark ADJUST CONTRAST 24E COLOR 33 TINT 00 SUB BRT 800 BACKLGT FFF H POS 0 H AMP 0 V POS 0 V AMP 0 WB ADJ R GAIN 80 G GAIN 60 B GAIN 3E R CENT 76 G CENT 80 B CENT 80 OPTION Boot ROM Factory Preset STBY SET 00 CLK MODE 00 CLOCK 000 EMERGENCY ON Y C Delay 0 OPT 1 00000100 OPT 2 11101110 OPT 3 00000001 OPT 4 00000000 EDID CLK MID SRV TOOL 00 See Service tool mode DRV CHECK USBHDD CHE...

Страница 12: ...t 2nd and 1st occurrence after shipment will be cleared by Self check indication and forced to factory shipment setting 6 2 3 POWER ON Time On Off Note To display TIME COUNT menu highlight position then press MUTE for 3 seconds Time Cumulative power on time indicated hour minute by decimal On Off Number of On Off switching by decimal Note This indication will not be cleared by either of the self c...

Страница 13: ...C E DVB T E AV1 AV2 HDMI1 HDMI2 HDMI3 Off give priority to a last memory Initial POS Select programme number Selection Off 0 to 99 Off give priority to a last memory Initial VOL Level Adjust the volume when each time power is switched on Selection Range Off 0 to 100 Off give priority to a last memory Maximum VOL Level Adjust maximum volume Range 0 to 100 Button Lock Select local key conditions Sel...

Страница 14: ...then copy to other TVs 6 5 2 Preparation Make pwd file as startup file for a or b in a empty USB Memory 1 Insert a empty USB Memory to your PC 2 Right click a blank area in a USB Memory window point to New and then click text document A new file is created by default New Text Document txt 3 Right click the new text document that you just created and select rename and then change the name and exten...

Страница 15: ...llowing password for a or b by using remote control a For Board replacement 2770 b For Hotel 4850 Data will be copied from TV set to USB Memory It takes around 2 to 6 minutes maximum for copying 4 After the completion of copying to USB Memory remove USB Memory from TV set 5 Turn off the TV set Note Following new folder will be created in USB Memory for data from TV set a For Board replacement user...

Страница 16: ...ent 2771 b For Hotel 4851 Data will be copied from USB Memory to TV set 4 After the completion of copying to USB Memory remove USB Memory from TV set a For Board replacement Data will be deleted after copying Limited one copy b For Hotel Data will not be deleted and can be used for other TVs 5 Turn off the TV set Note 1 Depending on the failure of boards function of Data copy for board replacement...

Страница 17: ...pressing VOLUME button on the main unit press OK button on the remote control for more than 3 seconds 7 1 1 2 Self check indication and forced to factory shipment setting Caution New key will be generated and previous TV programmes recorded in USB HDD will not be viewed See USB HDD Recording Produce TV reception screen and while pressing VOLUME button on the main unit press MENU button on the remo...

Страница 18: ...ds to turn off and then turn on automatically DISPLAY Check Ref No Description Check Point H14TUN TU6705 TUNER A BOARD H90STBY IC8000 PEAKS LD6 STM A BOARD H92MEM1 IC8000 BLOCK EEP A BOARD H91MEM2 IC8901 STM EEPROM A BOARD H17LAN IC8650 ETHERPHY A BOARD H00FE IC6800 DEMOD A BOARD H96ID ID A BOARD H97ID2 ID2 A BOARD H45BT BLUETOOTH A BOARD BLUETOOTH H42WiFi WiFi A BOARD WiFi ...

Страница 19: ... the power with the POWER button on the main unit or the POWER button on the remote control How to confirm If the abnormal picture is displayed go into LCD Panel test mode to display the several test patterns And then judge by the following method Still abnormal picture is displayed The cause must be in LCD Panel Normal picture is displayed The cause must be in A board Remarks The test pattern is ...

Страница 20: ... 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 See Power LED Blinking timing chart 3 Only red is lit ...

Страница 21: ...21 8 Disassembly and Assembly Instructions 8 1 Disassembly Flow Chart for the Unit This is a disassembly chart When assembling perform this chart conversely ...

Страница 22: ... Unit Lay down the unit so that the rear cover faces upward 8 2 1 Pedestal 1 Remove the 2 Pedestal Cover 2 Remove the 4 screws 3 Remove the Pedestal 8 2 2 Back Cover 1 Remove the 16 screws A 2 Remove the 8 screws B 3 Remove the Back Cover ...

Страница 23: ...ve the 7 screws 2 Disconnect the connectors P2 P3 and P5 3 Remove the P Board 4 Remove the P Board Barrier 8 2 4 A Board 1 Remove the 6 screws A 2 Disconnect the connectors A02A A10 A12 A15 A16 and JK8605 3 Remove the A Board ...

Страница 24: ...i Fi Cable 1 Remove the 1 screw A 2 Remove the Wi Fi Dongle 3 Remove the 2 screws B 4 Remove the Wi Fi Cable and the Wi Fi Metal 8 2 6 Bluetooth Dongle 1 Disconnect the connector 2 Remove the 4 hooks 3 Remove the Bluetooth Dongle 4 Remove the 1 screw 5 Remove the Bluetooth Bracket ...

Страница 25: ...ector GK4 2 Remove the 1 hook 3 Remove the 1 hook 4 Remove the GK Board and the Key Button Bracket 8 2 8 VESA Metals 1 Remove the 4 screws 2 Remove the 4 VESA Metals 8 2 9 Bottom Metal L R 1 Remove the 4 screws 2 Remove the Bottom Metal L R ...

Страница 26: ...e connector K10 7 Remove the K Board from the LED Panel 8 2 11 Speaker L R 1 Disconnect the 2 connectors 2 Remove the Speaker L R 3 Remove the 4 screws 4 Remove the 4 SP Brackets and the 4 LCD MTG Bottoms 8 2 12 Cabinet Assy and LCD Panel 1 Place the Cabinet assy on a flat surface of a table covered by a soft cloth and a cushion 2 Remove the 13 screws 3 Remove the Cabinet Assy and LCD Panel ...

Страница 27: ...27 8 3 Specification of EMI countermeasures 8 3 1 Felt on Back Cover ...

Страница 28: ...28 8 3 2 Felt on Back Cover 8 3 3 Felt on Key Button ...

Страница 29: ...29 8 3 4 Felt on AC INLET 8 3 5 Felt on BOTTOM AV BRACKET ...

Страница 30: ...30 8 3 6 WORK INSTRUCTIONS FOR GASKET POSTING 8 3 7 WORK INSTRUCTIONS FOR GASKET POSTING ...

Страница 31: ...31 8 3 8 WORK INSTRUCTIONS FOR PET AL Tape POSTING ...

Страница 32: ... TP4001 12V 1 2V SUB5V TP8704 5 17V 0 25V SUB3 3V TP8705 3 39V 0 15V HDMI3 3V TP8710 3 3V 0 17V SUB_AI_3 3V TP2206 3 3V 0 17V EU_TU_1 8V TP5704 1 84V 0 1V SUB1 5V TP8101 1 52V 0 08V SUB1 1V TP8100 1 21 0 06V USB WiFi TP8620 5 15 0 20V LNB_PWR_M TP6703 18V 1 0V LNB_PWR_S TP6702 18V 1 0V SUB9V TP5004 9V 0 4V WOL3 3V TP8712 3 3V 0 17V SD3 3V TP8617 3 34V 0 17V DMD 1 1V TP5703 1 12V 0 11V SUB_CI_5V TP...

Страница 33: ...SOS SUB3 3V SUB5V 16V 8 TV_SUB_ON 5 PWM_ENB DCDCEN 11 16V CI SLOT JK8400A 17 18 51 52 SUB_CI_5V TS Paraller Output TS Paraller Input CI DATA TS Paraller Output TS Paraller Input SD SLOT JK8600 SD DATA SUB3 3V SD CARD I F IC8200 DDR3 2GBit SUB1 5V IC8201 DDR3 2GBit DDR3 CH I F IC8202 DDR3 4 GBit SUB1 5V IC8201 DDR3 2GBit SUB1 5V SP_R SP_L A12 IC4900 C1AB00003984 AUDIO AMP 5 6 7 8 1 2 3 4 9 16 25 32...

Страница 34: ... BL_PWM1 BL_PWM2 BL_PWM3 IC7800 LED DRIVER DC DC 8STB 39FAIL 2N 4CS 32CL1 P3 2 1 3 5 7 9 24V L7800 4 5 1 2 TO PANEL K BOARD K10 6 5 4 3 1 7 STBY 3 3V SUB3 3V RM2800 VCC OUT SN2800 AI 2 4 VCC OUT D2802 R G TO A10 REMOTE AI G LED R LED SUB3 3V AI STBY 3 3V STBY 3 3V R LED G LED REMOTE 24V 3 D7403 Q7402 Q7404 D7413 BL_PWM4 BL_PWM5 BL_PWM6 19 20 P5 2 3 POWER_ON KEY1 TO GK4 D7817 16V IC7801 Switching D...

Страница 35: ...35 11 Wiring Connection Diagram 11 1 Wiring Diagram ...

Страница 36: ...ion statement Caution Please confirm that all flexible cables are assembled correctly Also make sure that they are locked in the connectors Verify by giving the flexible cables a very slight pull 11 3 Dressing Wire ...

Страница 37: ...37 ...

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