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Vizio GV47L FHDTV10A Service Manual Download Page 16

CONFIDENTIAL – DO NOT COPY

 

Page 9-

3

 

File No. SG-0208

 

N0 

N0 

N0 

N0 

Yes 

Yes 

Yes 

Yes 

 

                                                                                                                               

 

(COMPONENT1,

 

2)

 

IS

 

NOT

 

DISPLAY

 

CORRECTLY 

 
 

 
 

 
 
 
 
 
 
 
 
 
 

Start 

Input signal good? 

1.Check video 
2.Check host’s setting 

P4 input correct? 

1.Check signal between P4 
2.Check power 12V& 5v 

U11 input correct?

 

1.Check signal between U11&P4

 

2.Check U11 Clock (27MHZ) 

LVDS output correct ?

 

1.Check U11 
2.Check U11 power 3.3V&1.25v&1.8v 

1.Is J5 connected good? 
2.Is panel working ok?

 

END 

Summary of Contents for GV47L FHDTV10A

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 GV47L FHDTV10A ...

Page 2: ...ory 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 list 11 1 12 Complete Parts List GV47L FHDTV10A 12 1 Appendix 1 Main Board Circuit Diagram 2 Main Board PCB Layout 3 Assembly Explosion Drawing Block Diagram ...

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 reception which can be determined by turning the equipment off and on the user is encouraged to try to correct the interference by one or more of the following measures reorient or relocate the receiving ...

Page 4: ...W subwoofer 7 Dual HDMI High Definition Multimedia Interface 8 Independent Red Green and Blue adjustment in TV Video HDMI and VGA for user fine tuning of color temperature with reset 9 Power saving to reduce consumption power to less than 3W 10 Zero Bright Pixel 11 PIP POP CC V Chip 3D Comb Filter Zoom Freeze 3 2 Reverse Pull down ATSC with 8VSB QAM demodulation with MPEG 2 decoding NTSC Video dec...

Page 5: ...1 with DCR Luminance White 500 cd m2 Typ Display Operating Mode normally Black Surface Treatment Hard Coating 3H Anti glare treatment of the front polarizer 2 OPTICAL CHARACTERISTICS Viewing Angle CR 10 Left 89 typ Right 89 typ Top 89 typ Bottom 89 typ 3 SIGNAL Refer to the Timing Chart Sync Signal 1 Type LVDS 2 Input Voltage Level 100 240 Vac 50 60 Hz 4 Input Connectors RJ11 D SUB15PIN MINI 3rows...

Page 6: ...ructure so that uneven force ex Twisted stress is not applied to the module And the case on which a module is mounted should have sufficient strength so that external force is not transmitted directly to the module 3 Please attach the surface transparent protective plate to the surface in order to protect the polarizer Transparent protective plate should have sufficient strength in order to the re...

Page 7: ...ading 9 Do not open the case because inside circuits do not have sufficient strength 9 2 OPERATING PRECAUTIONS 1 The spike noise causes the mis operation of circuits It should be lower than following voltage V 200mV Over and under shoot voltage 2 Response time depends on the temperature In lower temperature it becomes longer 3 Brightness depends on the temperature In lower temperature it becomes l...

Page 8: ...fully by people who are electrically grounded and with well ion blown equipment or in such a condition etc 2 When the module with protection film attached is stored for a long time sometimes there remains a very small amount of glue still on the bezel after the protection film is peeled off 3 You can remove the glue easily When the glue remains on the bezel surface or its vestige is recognized ple...

Page 9: ...ure Adjust a Picture Mode Standard Movie Game Custom b Backlight 0 100 c Contrast 0 100 d Brightness 0 100 e Color saturation 0 100 f Tint hue 0 100 g Sharpness 0 7 h Color Temperature Cool Normal Warm Custom i Advanced Picture Adjust B Audio Adjust a Volume 0 100 b Bass 0 100 c Treble 0 100 d Balance 50 50 e Surround ON OFF f Speakers ON OFF ...

Page 10: ... Mode Cable Air b Auto Search c Skip Channel d Digital Audio Out PCM Dolby Digital e Time Zone Eastern Indiana Central Mountain Arizona Pacific Alaska Hawaii f Daylight Saving ON OFF E Parental Control a Parental Lock Enable ON OFF b TV Rating c Movie Rating d Block Unrated TV NO YES e Access Code Edit RGB Mode A Picture Adjust a Auto Adjust b Backlight 0 100 c Contrast 0 100 d Brightness 0 100 e ...

Page 11: ...n 90Min 120Min c PIP Position TL TC TR ML MR BL BC BR d Rest All Settings AV SV COMPONENT MODE A Picture Adjust a Picture Mode Standard Movie Game Custom b Backlight 0 100 c Contrast 0 100 d Brightness 0 100 e Color saturation 0 100 f Tint hue 50 50 g Sharpness 0 7 h Color Temperature Cool Normal Warm Custom i Advanced Picture Adjust B Audio Adjust a Volume 0 100 b Bass 0 100 c Treble 0 100 d Bala...

Page 12: ...arental Lock Enable ON OFF b TV Rating c Move Rating d Block Unrated TV NO YES e Access Code Edit HDMI MODE A Picture Adjust a Picture Mode Standard Movie Game Custom b Backlight 0 100 c Contrast 0 100 d Brightness 0 100 e Color saturation 0 100 f Tint hue 50 50 g Sharpness 0 7 h Color Temperature Cool Normal Warm Custom i Advanced Picture Adjust B Audio Adjust a Volume 0 100 b Bass 0 100 c Treble...

Page 13: ...NFIDENTIAL DO NOT COPY Page 3 5 File No SG 0208 C Special Features a Language English Français Espaňol b Sleep Timer OFF 30Min 60Min 90Min 120Min c PIP Position TL TC TR ML MR BL BC BR d Rest All Settings ...

Page 14: ... 3 Is DC DC OK 4 Is U6 U4 3 3V working ok 5 Is J6 connector good LED is lighting It is in power saving 1 Check video cable 2 Is the timing supported 3 Check sync input 4 Check VGASOG rout if analog SOG U11 no data out It means data to LVDS 1 Is J5 connecting OK 2 Check J7 5V 12V 3 Is panel ok 4 Check P3 D sub Input correct 5 Check analog input route END 1 Chcak J5 Connect is good 2 Is panel workin...

Page 15: ... DVD player U11 input correct 1 Check P2 P12 signal 2 Check signal between P2 and U11 IF AV1 AV2 mode 3 Check Tuner U11 IF TV mode 4 Check P12 IF S Video 5 Check U11 POWER 3 3V 6 Check Y1 is OK LVDS output correct 1 Check signal between U20 and U9 1 Chcak J5 Connect is good 2 Is panel working ok END U11 output correct 1 Check LVDS LINE 2 Check U11 clock 27MHz 3 Check U11 power ...

Page 16: ...LY Start Input signal good 1 Check video 2 Check host s setting P4 input correct 1 Check signal between P4 2 Check power 12V 5v U11 input correct 1 Check signal between U11 P4 2 Check U11 Clock 27MHZ LVDS output correct 1 Check U11 2 Check U11 power 3 3V 1 25v 1 8v 1 Is J5 connected good 2 Is panel working ok END ...

Page 17: ... good Start 1 Check video 2 Check host s setting U31 input correct 1 Check p10 p11 connect 2 Check signal between U31 and U19 U11 no data out 1 Check U11 power 2 Check between signal U19 and U11 3 Check U19 clock 27MHZ 1 Is J6 connected good 2 Is panel working ok END U11 no data out 1 Check U33 2 Check U32 U34 ...

Page 18: ... The voltage is about 5V 1 Check power board 2 Check power cable connection J7 U1 pin 5 6 7 8 The voltage is about 5V while power switch on 1 Check U11 GPIO_7 Pin U4 pin2 The voltage is about 3 3V 1 Check U4 U6 pin 2 The voltage is about 3 3V 1 Check U6 U8 pin2 The voltage is about 3 3V while power switch on 1 Check U8 U5 pin2 The voltage is about 1 8V while power switch on 1 Check U5 END U7 U8 U1...

Page 19: ...OUBLE OF DDC READING Start Analog DDC OK Support DDC1 2B 1 Analog cable ok 2 Check signal U20 to P3 3 Check U20 Voltage 4 Is compliant protocol HDMIDDC OK Support DDC1 2B 1 Analog cable ok 2 Check signal U32 to P10 3 Check signal U34 to P11 4 Is compliant protocol END ...

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