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Vizio VO47L Service Manual Download Page 31

CONFIDENTIAL – DO NOT COPY

 

Page 9-8

 

File No. SG-0275

 

N0 

Yes

Yes

N0 

 

 

TROUBLE

 

OF

 

EDID

 

READING 

 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

Start 

Is Analog DDC OK? 

Support DDC1/2B 
1. Analog cable ok? 
2 .Check signal (U31 to P5) 
3. Check U31 Voltage 
4. Is protocol compliant? 

Is HDMI DDC OK? 

Support DDC1/2B 
1. Analog cable ok? 
2. Check signal (U32 to P7) 
3 Check signal (U 33 to P8) 
4. Check signal (U34 to P9) 
5. Is protocol compliant?

END 

Summary of Contents for VO47L

Page 1: ...Service Manual V Inc 320A Kalmus Drive Costa Mesa CA 92626 TEL 714 668 0588 FAX 714 668 9099 Top Confidential Model VIZIO VO47L FHDTV20A_LPL...

Page 2: ...lay 3 1 4 Factory Preset Timings 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...

Page 3: ...radio communications However 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 recep...

Page 4: ...lay 6 High quality 1920X1080 pixel by pixel display 7 Smoothing function enables display of smooth texts and graphics even if image with resolution lower than 1920X1080 is magnified 8 Advanced video f...

Page 5: ...mode normally Black Surface Treatment Hard Coating 3H Anti glare treatment of the front polarizer Haze 13 2 TFT LCD OPTICAL CHARACTERISTICS Contrast ratio 1300 Typ _ LC470WUN SAA1 Surface Luminance Wh...

Page 6: ...7 DIMENSIONS Physical dimension Dimensions with stand 1129 5mm W x 754 3mm H x 261 9mm D inches Dimension without stand 1129 5mm W x 720 7mm H x 116 7mm D inches 8 WEIGHT Physical weight a Net 34 7 0...

Page 7: ...nding and shielding methods may be important to minimize the interference 2 HANDLING PRECAUTIONS FOR PROTECTION 1 The protection film is attached to the bezel with a small masking tape When the protec...

Page 8: ...g the function adjusting in our system Customers could operate it only by few buttons There is the introduction of the OSD Main unit button MENU OK CH CH VOL VOL Input MENU MENU button could star the...

Page 9: ...50 e Color saturation 0 100 50 f Tint hue 32 32 0 g Sharpness 0 7 4 h Advanced Video 1 Noise Reduction Low Medium Strong Off 2 Color Enhancement Normal Rich Color Green Flesh Green Blue Off 3 Advanced...

Page 10: ...Off g Audio out Fixed Variable h Lip Sync 0 5 i Reset Audio Mode C TV Bold Default a Tuner Mode Cable Antenna b Auto Search c Partial Channel Search d Skip Channel e MTS ATV Mono Stereo Sap DTV Langu...

Page 11: ...Bottom Right Bottom Center Bottom Left Middle Left Top Left Top Center Top Right Middle Right 4 Size Small Medium Large 5 Audio Source Main PIP c Sleep Timer Off 30Min 60Min 90Min 120Min d Wide Wide...

Page 12: ...Transparent g Window Color White Green Blue Red Cyan Yellow Magenta Black h Window Opacity Solid Translucent Transparent g H V Position 1 H Position 0 64 32 2 V Position 0 32 16 3 H Size 0 100 0 4 V...

Page 13: ...G 0275 RGB Mode A Picture Adjust Bold Default a Auto Adjust b Backlight 0 100 90 c Brightness 0 100 50 d Contrast 0 100 50 e Color Temperature 6500 9300 Custom f H Size 0 255 127 g H Position 0 100 61...

Page 14: ...o SG 0275 B Audio Bold Default a Audio Mode Flat Rock Pop Classic Jazz b Equalizer c Balance 50 50 0 d Surround On Off e Digital Audio Out PCM Off Dolby Digital f Speakers On Off g Audio out Fixed Var...

Page 15: ...1 AV2 HDMI1 HDMI2 HDMI3 HDMI4 3 PIP Position Bottom Right Bottom Center Bottom Left Middle Left Top Left Top Center Top Right Middle Right 4 Size Small Medium Large 5 Audio Source Main PIP c Sleep Tim...

Page 16: ...100 90 c Brightness 0 100 50 d Contrast 0 100 50 e Color saturation 0 100 50 f Tint hue 32 32 0 g Sharpness 0 7 4 h Advanced Video 1 Noise Reduction Low Medium Strong Off 2 Color Enhancement Normal Ri...

Page 17: ...No SG 0275 B Audio Bold Default a Audio Mode Flat Rock Pop Classic Jazz b Equalizer c Balance 50 50 0 d Surround On Off e Digital Audio Out PCM off Dolby Digital f Speakers On Off g Audio out Fixed Va...

Page 18: ...ottom Right Bottom Center Bottom Left Middle Left Top Left Top Center Top Right Middle Right 4 Size Small Medium Large 5 Audio Source Main PIP c Sleep Timer OFF 30Min 60Min 90Min 120Min d Wide Wide No...

Page 19: ...No SG 0275 5 Auto Phase h Parental Bold Default Password Default 0000 1 Rating Enable On Off 2 US TV Rating 3 US Movie Rating 4 Canadian English Rating 5 Canadian French Rating 6 Block Unrated TV NO Y...

Page 20: ...90 c Brightness 0 100 50 d Contrast 0 100 50 e Color saturation 0 100 50 f Tint hue 32 32 0 g Sharpness 0 7 4 h Advanced Video 1 Noise Reduction Low Medium Strong Off 2 Color Enhancement Normal Rich C...

Page 21: ...No SG 0275 B Audio Bold Default a Audio Mode Flat Rock Pop Classic Jazz b Equalizer c Balance 50 50 0 d Surround On Off e Digital Audio Out PCM off Dolby Digital f Speakers On Off g Audio out Fixed Va...

Page 22: ...Bottom Right Bottom Center Bottom Left Middle Left Top Left Top Center Top Right Middle Right 4 Size Small Medium Large 5 Audio Source Main PIP c Sleep Timer OFF 30Min 60Min 90Min 120Min d Wide Wide...

Page 23: ...TV B AV1 AV2 Composite AV or S Video signal C Component1 Component2 Color difference YPbPr video signals D RGB Video Graphics Array VGA or D sub video signals E HDMI1 HDMI2 HDMI3 HDMI4 High Definitio...

Page 24: ...VSB F1 2 Is J1 connector of MB good 3 Is DC DC OK 4 Is U22 pin2 3V3SB working ok LED is lighting It is in power saving 1 Check video cable 2 Is the timing supported 3 Check sync input 4 Check VGA SOG...

Page 25: ...Y Start Input signal good 1 Check video 2 Check DVD player U13 input correct 1 Check P14 signal 2 Check signal between P14 and U13 IF AV1 mode 3 Check Tuner U13 IF TV mode 4 Check U13 POWER 3 3V LVDS...

Page 26: ...t Input signal good 1 Check video 2 Check host s setting P3 input correct 1 Check signal from P14 2 Check system power 12V 5V 5VSB U13 input correct 1 Check signal between U13 P14 2 Check Y1 Clock 60M...

Page 27: ...d 1 Check video 2 Check host s setting P3 input correct 1 Check signal from P505 P504 SIDE JACK BD 2 Check P503 P506 connect SIDE JACK BD 3 Check system power 12V 5V 5VSB U13 input correct 1 Check sig...

Page 28: ...Yes N0 N0 Yes HDMI 1 2 IS NOT DISPLAY CORRECTLY Input signal Start 1 Check video 2 Check host s setting 1 Check P8 P9 connect 2 Check the pin18 19 of P8 P9 3 Check the pin 6 of U32 U33 U34 U13 no data...

Page 29: ...AY CORRECTLY Input signal Start 1 Check video 2 Check host s setting 1 Check P502 P501 connect SIDE JACK BD 2 Check P503 P506 connect SIDE JACK BD 3 Check the pin18 19 of P502 P501 SIDE JACK BD 4 Chec...

Page 30: ...3 3V 3V3SB 3 Check power board 4 Check F2 U14 pin 5 6 7 8 The voltage is about 5V while power switch on 1 Check F1 U14 2 Check OPWRSB R19 3 Check U14 pin1 2 or pin 3 4 should have 1V more U15 U17 U22...

Page 31: ...DING Start Is Analog DDC OK Support DDC1 2B 1 Analog cable ok 2 Check signal U31 to P5 3 Check U31 Voltage 4 Is protocol compliant Is HDMI DDC OK Support DDC1 2B 1 Analog cable ok 2 Check signal U32 t...

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