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Panasonic TH-50PHW6BX, Руководство по обслуживанию

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9.2.

IIC mode structure (following items value is sample data.)

16

TH-50PHW6BX / TH-50PHW6EX / TH-50PHD6EX / TH-50PHD6BX / TH-50PHD6UY

Содержание TH-50PHW6BX

Страница 1: ...ric Industrial Co Ltd All rights reserved Unauthorized copying and distribution is a violation of law TH 50PHW6BX TH 50PHW6EX TH 50PHD6EX TH 50PHD6BX TH 50PHD6UY GPH6D2 Chassis Connection terminals AV Video in 1 0 Vp p 75 ohm S VIDEO IN MINI DIN 4PIN Y 1 Vp p 75 ohm C 0 286 Vp p 75 ohm AUDIO IN RCA PIN JACK 2 0 5 Vrms high impedance COMPONENT RGB Y G 1 0 Vp p composite 75 ohm 0 7 Vp p non composit...

Страница 2: ...oard 46 13 12 C6 Board 47 13 13 SC Board 48 13 14 SU Board 51 13 15 SD Board 52 13 16 SS SS2 and SS3 Board 53 13 17 Z Board 55 13 18 V1 S1 and H3 Board 56 14 Schematic Diagrams 57 14 1 Schematic Diagram Notes 57 14 2 Main Block Diagram 58 14 3 P and PF Board Block Diagram 59 14 4 PF Board Schematic Diagram 60 14 5 P Board 1 of 6 Schematic Diagram 61 14 6 P Board 2 of 6 Schematic Diagram 62 14 7 P ...

Страница 3: ...C6 Board 2 of 2 Schematic Diagram 106 14 51 SC Board Block Diagram 107 14 52 SC Board 1 of 3 Schematic Diagram 108 14 53 SC Board 2 of 3 Schematic Diagram 109 14 54 SC Board 3 of 3 Schematic Diagram 110 14 55 SU Board Block Diagram 111 14 56 SU Board 1 of 2 Schematic Diagram 112 14 57 SU Board 2 of 2 Schematic Diagram 113 14 58 SD Board Block Diagram 114 14 59 SD Board 1 of 2 Schematic Diagram 115...

Страница 4: ...1 Applicable signals 4 TH 50PHW6BX TH 50PHW6EX TH 50PHD6EX TH 50PHD6BX TH 50PHD6UY ...

Страница 5: ...ure the potential across the resistor 4 Check each exposed metallic part and measure the voltage at each point 5 Reverse the AC plug in the AC outlet and repeat each of the above measurements 6 The potential at any point should not exceed 0 75 volts RMS A leakage current tester Simpson Model 229 or equivalent may be used to make the hot checks leakage current must not exceed 1 2 milliamp In case a...

Страница 6: ...ed 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 replacement ES device from its prot...

Страница 7: ...t 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 this is not practical be sure to he...

Страница 8: ...t C4 Data Drive Lower Left C5 Data Drive Lower Center C6 Data Drive Lower Right H3 Speaker terminal S1 Power switch SS2 Sustain connection Upper SS3 Sustain connection Lower V1 Front SW Remote receiver PF Line filter P Power supply 1 HX PC_type_Input terminal HY BNC Composite Component Video 2 HZ BNC Component Video 3 Remarks 1 Recommend PCB s for initial service for GPH6D2 chassis 2 For System mo...

Страница 9: ...6 Service Hint 9 TH 50PHW6BX TH 50PHW6EX TH 50PHD6EX TH 50PHD6BX TH 50PHD6UY ...

Страница 10: ...7 Location of Lead Wiring 10 TH 50PHW6BX TH 50PHW6EX TH 50PHD6EX TH 50PHD6BX TH 50PHD6UY ...

Страница 11: ...tages referring the panel data on the panel data label Name Test Point Voltage Volume Remarks Vsus TPVSUS SS 173V 2V VR641 P Vset TPVSET SC 220V 5V Vbk TPVBK SC 140V 1V R6670 SC Vad TPVAD SC 85V 1V R6477 SC Vscn TPVSCN SC Vad 118V 2V Ve TPVE SS 150V 1V R6770 SS Vda TPVDA SS 75V 1V VR665 P See the Panel label 8 Adjustment Procedure 11 TH 50PHW6BX TH 50PHW6EX TH 50PHD6EX TH 50PHD6BX TH 50PHD6UY ...

Страница 12: ...et the picture controls Picture mode Normal White balance Cool Adjust the indicated test point for the specified wave form Test point Volume Level T1 TPSC1 SC 20 15µ Sec T2 TPSS1 SS R6557 SC 155 10µ Sec 12 TH 50PHW6BX TH 50PHW6EX TH 50PHD6EX TH 50PHD6BX TH 50PHD6UY ...

Страница 13: ... Board Vsus TPVSUS SS 173V 2V R641 P Vda TPVDA SS 75V 1V R665 P SC Board Vad TPVAD SC 85V 1V R6477 SC Vset TPVSET SC 220V 5V Vscn TPVSCN SC Vad 118 2V Vbk TPVBK SC 140 1V R6670 SC SS Board Ve TPVE SS 150V 1V R6770 SS D J Board White blance Pedestal and Sub brightness for NTSC PAL HD PC and 625i signals See the Panel label 8 4 Adjustment Volume Location 8 5 Test Point Location 13 TH 50PHW6BX TH 50P...

Страница 14: ... 1 1 IIC mode Select the IIC mode by Up Down button on the remote control at the front page of CAT mode then press the Action button on the remote control Subject and item are mentioned on page 14 To exit the IIC mode press the R button on the remote control 14 TH 50PHW6BX TH 50PHW6EX TH 50PHD6EX TH 50PHD6BX TH 50PHD6UY ...

Страница 15: ...e of new version IC 2 Loading the new version software from loader tool TZSC07036 Memory data change To exit the CD mode press the R button on the remote control 9 1 3 SD mode Select the SD mode by Up Down button on the remote control at the front page of CAT mode then press the Action button on the remote control To exit the SD mode press the R button on the remote control 15 TH 50PHW6BX TH 50PHW...

Страница 16: ...9 2 IIC mode structure following items value is sample data 16 TH 50PHW6BX TH 50PHW6EX TH 50PHD6EX TH 50PHD6BX TH 50PHD6UY ...

Страница 17: ...b bright to start some of blue pixels emission Black 0 at black 2 area and no emission at black 0 area Chroma Control Gun off 6 Set Gun off to 6 Only red pixels can emit RGB Sub Adjust R Sub Bright 1 7 Adjust R Sub bright to start some of red pixels emission at black 2 area and no emission at black 0 area 2 RGB PC Picture 1 Change input to Component signal Gray Scale Normal PANEL W B Pattern White...

Страница 18: ...ht 2 6 Adjust B Sub bright to start some of blue pixels emission Black 0 at black 2 area and no emission at black 0 area Chroma Control Gun off 7 Set Gun off to 6 Only red pixels can emit RGB Sub Adjust R Sub Bright 2 8 Adjust R Sub bright to start some of red pixels emission at black 2 area and no emission at black 0 area 2 RGB PC Picture 1 Change input to Component signal Gray Scale Normal PANEL...

Страница 19: ...Repeat item 4 to 7 to set both Low light and high light PANEL W B R G B Drive 10 Increase same steps of R G and B Drive to set R G B Drive largest level of 3 color drive to FC PANEL W B R G B cut off 11 Re adjust Low light level again Color Temp x y Cool Hi 0 276 0 276 Normal Mid 0 288 0 296 Warm Low 0 313 0 329 Fig 01 2 Picture 1 Change white balance to Normal Normal PANEL W B White balance R G B...

Страница 20: ...epeat procedure 4 to 7 to set both Low light and high light PANEL W B R G B Drive 10 Increase same steps of R G and B Drive to set R G B Drive largest level of 3 color drive to FC PANEL W B R G B cut off 11 Re adjust Low light level again Color Temp x y Cool Hi 0 276 0 276 Normal Mid 0 288 0 296 Warm Low 0 313 0 329 Fig 02 2 Picture 1 Change white balance to Normal Normal PANEL W B White balance R...

Страница 21: ...hite Balance Cool Normal Warm Cool R Drive Normal G Drive Warm B Drive R Cut off G Cut off B Cut off SECAM signal 2 Input SECAM signal 3 Copy PAL R G B drive and cut off data of each white balance mode to SECAM position Alignment menu Procedure Equipment Setting 21 TH 50PHW6BX TH 50PHW6EX TH 50PHD6EX TH 50PHD6BX TH 50PHD6UY ...

Страница 22: ...Repeat item 4 to 7 to set both Low light and high light PANEL W B R G B Drive 10 Increase same steps of R G and B Drive to set R G B Drive largest level of 3 color drive to FC PANEL W B R G B cut off 11 Re adjust Low light level again Color Temp x y Cool Hi 0 276 0 276 Normal Mid 0 288 0 296 Warm Low 0 313 0 329 Fig 03 2 Picture 1 Change white balance to Normal Normal PANEL W B White balance R G B...

Страница 23: ...te down each color temaparature of R G B drive and Normal Cut off data as follows Aspect 16 9 White balance White Balance Cool Normal Warm DVI Cool R Drive Gray Scale Normal G Drive Pattern Warm B Drive R Cut off G Cut off B Cut off 2 Input DVI signal High light 75 Low light 15 3 Copy PC R G B drive and cut off data of each white balance mode to DVI position 6 Picture 1 Write down each color temap...

Страница 24: ...shown Fig 04 9 Repeat item 4 to 7 to set both Low light and high light PANEL W B R G B Drive 10 Increase same steps of R G and B Drive to set R G B Drive largest level of 3 color drive to FC PANEL W B R G B cut off 11 Re adjust Low light level again Color Temp x y Cool Hi 0 276 0 276 Normal Mid 0 288 0 296 Warm Low 0 313 0 329 Fig 04 2 Picture 1 Change white balance to Normal Normal PANEL W B Whit...

Страница 25: ...ive R Cut off G Cut off B Cut off 2 Change input signal to 525p and 625i High light 75 Low light 15 3 Copy HD drive and cut off data of each white balance mode to each signals position 6 Picture 1 Write down each color temaparature of R G B drive and Normal Cut off data as follows Aspect 16 9 White balance White Balance Cool Normal Warm RGB Cool R Drive Gray Scale Normal G Drive Pattern Warm B Dri...

Страница 26: ...to be incorrect Or not located then will appear in place of OK 11 Trouble shooting guide 11 2 No Power 11 2 1 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 LE...

Страница 27: ...11 2 2 Power LED no light 27 TH 50PHW6BX TH 50PHW6EX TH 50PHD6EX TH 50PHD6BX TH 50PHD6UY ...

Страница 28: ...cture 11 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 28 TH 50PHW6BX TH 50PHW6EX TH 50PHD6EX TH 50PHD6BX TH 50PHD6UY ...

Страница 29: ...12 1 How to access and setting 12 Option Setting How to access the Option menu 29 TH 50PHW6BX TH 50PHW6EX TH 50PHD6EX TH 50PHD6BX TH 50PHD6UY ...

Страница 30: ...the input mode to AV Component RGB or PC Can not change input mode by input selection key Button lock Off Enable Disable front operation buttons Input and or volume up down Studio W B Off Set warm mode color temperature to 3 200 Kelvin Remocon User Level Off Remote key invalidation Off Valid key is all key of remote User1 Valid key are only Stand by ON OFF Input Status Surround Sound mute On Off a...

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