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CONFIDENTIAL – DO NOT COPY

 

Page 9-

22

 

File No. SG-0219

 

 

TROUBLE

 

OF

 

THE

 

DTV 

 

All manuals and user guides at all-guides.com

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Summary of Contents for P50HDTV10A

Page 1: ...rvice Manual V Inc 320A Kalmus Drive Costa Mesa CA 92626 TEL 714 668 0588 FAX 714 668 9099 Top Confidential Model VIZIO VP50HDTV10A All manuals and user guides at all guides com a l l g u i d e s c o...

Page 2: ...ngs 4 1 5 Pin Assignment 5 1 6 Main Board I O Connections 6 1 7 Theory of Circuit Operation 7 1 8 Waveforms 8 1 9 Trouble Shooting 9 1 10 Block Diagram 10 1 11 Spare parts list 11 1 12 Complete Parts...

Page 3: ...wever there is no guarantee that the interference will not occur in a particular installation If this equipment does cause unacceptable interference to radio or television reception which can be deter...

Page 4: ...rface HDMI y HDCP supportive y Multiple screen display picture on picture picture in picture y Selectable picture mode y 3 language On Screen Display y 2 S video and Composite video inputs y 2 Compone...

Page 5: ...c 1500 cd m2 Typical w glass filter Min 280 cd m2 Contrast ratio panel spec 15000 1 Typical dark room Color Coordinates typical White Panel spec x 0 310 0 02 y 0 310 0 02 White w glass filter Warm 540...

Page 6: ...te Video signal H 15 734KHz V 60Hz NTSC Component signal YPbPr YCbCr H 15 734KHz V 60Hz NTSC 480i H 31KHz V 60Hz NTSC 480p H 45KHz V 60Hz NTSC 720p H 33KHz V 60Hz NTSC 1080i RF Connector All manuals a...

Page 7: ...BS x 3 S video 4 pin mini DIN x 1 HDMI2 19 pin HDMI x 1 Audio RCA Jack x 2 AV2 RCA Jack CVBS x 3 S video 4 pin mini DIN x 1 RGB PC D sub 15 pin x 1 Mini Jack x 1 Audio input DIGITAL AUDIO OUT 1x SPDIF...

Page 8: ...ty 20 80 RH c Altitude 0 6 560 ft Non operating a Temperature 20 60 b Relative humidity 10 90 RH c Altitude 0 9 840 ft 8 DIMENSIONS a Height 871 mm b Width 1241mm c Depth 310 mm with standard 99 mm wi...

Page 9: ...D Tree Mode Image Settings VIDEO Picture Mode Custom vivid Movie Game Sport VIDEO Brightness 0 100 VIDEO Contrast O 100 VIDEO Saturation 0 100 VIDEO Hue 50 50 VIDEO Sharpness 0 24 VIDEO Advanced VIDEO...

Page 10: ...C lmage Position PC Phase PC CIocks Line PC Color Temp PC Warm 5400K PC Standard 6500K PC Cool 9300K PC User PC Red 0 100 PC Green 0 100 PC Blue 0 100 Display Settings VIDEO Aspect Ratio 16 9 4 3 Zoom...

Page 11: ...eble 0 20 Balance 10 10 SRS TS XT On Off Auto Volume On Off Speakers On Off Audio Out Fixed Volume Variable Volume Parental Controls VIDEO Password VIDEO Settings VIDEO TV Rating VIDEO TV Youth Unbloc...

Page 12: ...locked Blocked VIDEO TV 14 Unblocked Blocked VIDEO TV MA Unblocked Blocked VIDEO Unblocked VIDEO Movie Rating VIDEO Movie G Unblocked Blocked VIDEO Movie PG Unblocked Blocked VIDEO Movie PG 13 Unblock...

Page 13: ...locked Blocked VIDEO Unblocked VIDEO Block Unrated No Yes VIDEO Change Password VIDEO Please enter new password VIDEO Please re enter new password VIDEO Clear All No Yes Setup Closed Caption Display C...

Page 14: ...6 File No SG 0219 Mode Language English French Spanish Factory Reset No Yes Image Cleaner Firmware Version TV TV Menu TV Auto Scan TV Set Channel Add Skip TV Cable Antenna DTV DTV Menu All manuals an...

Page 15: ...a Time Zone 1 Hawall 2 Eastern Time 3 Indiana 4 Central Time 5 Mountain Time 6 Arizona 7 Pacific Time 8 Alaska b Cable Air Auto c Scan d Manual Scan Scan mode Add on Mode Range Mode From Channel To Ch...

Page 16: ...osed Caption a Analog Closed Caption CC1 CC4 OFF b Digital Closed CAPTION Service1 Service6 OFF c Digital Closed Style 1 As Broadcaster 2 Custom 1 Font Size Large Small Medium 2 Font Color Black White...

Page 17: ...TV Menu Yellow Magenta 3 Font Opacity Solid Translucent Transparent 4 Background Color Black White Green Blue Red Cyan Yellow Magenta 5 Background Opacity Solid Translucent Transparent 6 Window Color...

Page 18: ...d Cyan Yellow Magenta 7 Window Opacity Solid Translucent Transparent Parental control C Password Channel Block HDMI and Component 720P 1080i inputs do not support Panoramic See below for detailed info...

Page 19: ...ts are available for PIP and POP modes 2 For AV1 and AV2 S Video has priority If a signal is connected to AV1 S Video by itself or signals are connected to AV1 S Video and AV1 Video simultaneously the...

Page 20: ...Page 9 1 File No SG 0219 Chapter 9 PDP Trouble Shooting A SYSTEM OVERVIEW Power supply board Y driver board X driver board Main board EMI filter IR board Display board ATSC Board All manuals and user...

Page 21: ...E DRIVING BOARD AUDIO POWER SELECTOR AUDIO POWER SUPPLY 30V OR 24V MAIN BOARD 385001020150 CONNECTING TO TRANSFER DISPLY SIGNAL TO PDP SET AMPLIFIER THE AUDIO SIGNAL TO THE SPEAKER IR BOARD 3850002201...

Page 22: ...CONFIDENTIAL DO NOT COPY Page 9 3 File No SG 0219 DISPLAY BOARD IR BOARD All manuals and user guides at all guides com...

Page 23: ...CONFIDENTIAL DO NOT COPY Page 9 4 File No SG 0219 ATSC BOARD All manuals and user guides at all guides com...

Page 24: ...A 0 23 W11 NTSC CVBS SV1_HUT 2 Wire Controller A3 B3 C3_HUD FL8532_CTZ U42 IDTQS3253 HDMI1 AUDIO SW U20 4052 I O SW SV4_CTZ BDATA 0 23 Digital A Input TV J8 Speaker L W7 51_RXD 51_TXD ARXD_HUD U27 MAX...

Page 25: ...fail Yes No Yes U13 fail No Yes Check input source Check internal cable 1 CN1 s cable 2 CN3 s cable No Check main board CN3 pin 4 studyby 5V Check CN3 pin 3 RLY_ON high Check CN3 pin 2 VS_ON high Yse...

Page 26: ...Is picture on screen No Trace componect 1 from Input To U13 circuit Check R204 R201 Use GProbe connect from main to PC Does scaler detect the signal Yes No U13 fail BLOCK 1 PDP DISPLAY NOTHING Analog...

Page 27: ...198 Use GProbe connect from main to PC Does scaler detect the signal Yes No U10 fail BLOCK 1 PDP DISPLAY NOTHING Analog HD1 on PIP mode without Pb signal Check component 2 Y signal C258 R195 Is there...

Page 28: ...voltage pin 1 5V Output clamp voltage pin 35 5V VCC3 pin 22 23 5V Input_switch_select high 5V Use GProbe connect from main to PC Does scaler detect the signal Yes No U13 fail PDP DISPLAY NOTHING Analo...

Page 29: ...e connect from main to PC Does scaler detect the signal Yes No U10 fail PDP DISPLAY NOTHING Analog HD2 on PIP mode without Pr signal BLOCK 1 U24 fail No Check before U24 s circuit 1 C276 C281 AC coupl...

Page 30: ...1 U22 31 B signal C231 R174 R176 U22 28 Yes No Check U22 input signal R pin 2 C239 C241 AC coupled R186 R172 75ohm G Pin 4 C234 C236 AC coupled R166 R175 75ohm B Pin 6 C221 C224 AC coupled R164 R173 7...

Page 31: ...GProbe connect from main to PC Does scaler detect the signal Q10 fail No Check input source No Check C310 R275 R274 Is there signal No Is picture on screen No PDP DISPLAY NOTHING Composite 1 without s...

Page 32: ...Use GProbe connect from main to PC Does scaler detect the signal Q13 fail No Check input source No PDP DISPLAY NOTHING Composite 2 on PIP without screen Check C316 R284 R285 Is there signal No Is pic...

Page 33: ...pedance Is there signal Yes Yes Use GProbe connect from main to PC Does scaler detect the signal Q13 fail No Check input source No Is picture color ok Check C328 R308 R307 Is there signal No No Check...

Page 34: ...ohm impedance Is there signal Yes Yes Use GProbe connect from main to PC Does scaler detect the signal Q10 fail No Check input source No Is picture color ok Check C326 R306 R307 Is there signal No No...

Page 35: ...pedance Is there signal Yes Yes Use GProbe connect from main to PC Does scaler detect the signal U13 fail No Check input source No Is picture color ok Check C336 R319 R318 Is there signal No No Check...

Page 36: ...e Is there signal Yes Yes Use GProbe connect from main to PC Does scaler detect the signal U10 fail No Check input source No Is picture color ok Check C334 R317 R318 Is there signal No No Check Q32 s...

Page 37: ...high 3 3V Check crystal Y2 28 322MHz Yes No Check input source Yes Yes Check U35 I2C bus CSDA pin 39 CSCL pin 40 No Check Q44 Gata high 5V No Q44 fail Yes Check U35 all power U35 fail Yes I2C addr R42...

Page 38: ...ith SM5964 is ok No Check U38 s power Pin 44 35 Check Y3 11 0592MHz Yes No Check U38 s UART TxD pin 13 RxD pin 11 Check U20 pin 16 5V Pin 10 output select high No U20 fail start Check U2 s 5V_SW pin 7...

Page 39: ...1 Analog cable ok 2 Voltage of 5V_BUF ok 3 Check U21 4 Is compliant protocol Support DDC2B 1 HDMI cable ok 2 Voltage of VCC5_E2P_2ok 3 Check U44 4 Is compliant protocol Yes No Digital HDMI2 DDC OK Sup...

Page 40: ...1 0x14 0x3540 Gprobe 5 0 Is there 1KHz output No U32 Fail Check U32 input R372 R379 No Check U27 U28 output R326 R328 Digital HD2 AV1 R332 R334 Digital HD1 AV2 R348 R351 Analog HD1 VGA R356 R358 Analo...

Page 41: ...CONFIDENTIAL DO NOT COPY Page 9 22 File No SG 0219 TROUBLE OF THE DTV All manuals and user guides at all guides com a l l g u i d e s c o m...

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