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Vizio GV47L Service Manual
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Vizio GV47L Service Manual

Vizio GV47L Service Manual

Fhdtv20a_lpl
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Service Manual

Model #: VIZIO GV47L
FHDTV20A_LPL
V, Inc
320A Kalmus Drive Costa Mesa, CA 92626
TEL : +714-668-0588 FAX :+714-668-9099
Top Confidential

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Summary of Contents for Vizio GV47L

  • Page 1: Service Manual

    Service Manual Model #: VIZIO GV47L FHDTV20A_LPL V, Inc 320A Kalmus Drive Costa Mesa, CA 92626 TEL : +714-668-0588 FAX :+714-668-9099 Top Confidential...
  • Page 2 8. Waveforms 9. Trouble Shooting 10. Block Diagram 10-1 11. Spare parts list 11-1 12. Complete Parts List 12-1 Appendix 1. Main Board Circuit Diagram 2. Main Board PCB Layout 3. Assembly Explosion Drawing Block Diagram VIZIO GV47L FHDTV20A_LPL Service Manual...
  • Page 3 Use a power cable that is properly grounded. Always use the AC cords as follows – USA (UL); Canada (CSA); Germany (VDE); Switzerland (SEV); Britain (BASEC/BS); Japan (Electric Appliance Control Act); or an AC cord that meets the local safety standards. VIZIO GV47L FHDTV20A_LPL Service Manual...
  • Page 4 Chapter 1 Features 1. Built in TV channel selector for TV viewing 2. Simulatnueous display of PC and TV images 3. Connectable to PC’s analog RGB port 4. Built in S-video, HDTV, composite video, HDMI and TV out 5. Built in auto adjust function for automatic adjument of screen display 6.
  • Page 5 Chapter 2 Specification 1. TFT-LCD CHARACTERISTICS Model Name: LPL47.0” WUXGA TFT LCD (Vendor: LG. Philips LCD Co., Ltd). Display Size:46.96 inches (1192.87mm) diagonal. Outline Dimension:1096.0 mm (H) x 640.0 mm (V) x 51.0 mm (D) (Typ.). Pixel Pitch: 0.5415mm x 0.5415mm x RGB. Pixel Format: 1920 horiz.
  • Page 6 6. ENVIRONMENT Operating Temperature: 5c~35c (Ambient). Operating Humidity: Ta= 35 °C, 90%RH (Non-condensing). Operating Altitude: 0 - 14,000 feet (4267.2m)(Non-Operating). 7. DIMENSIONS (Physical dimension) Dimensions with stand 1131mm(H)*798mm(W)*269mm(D). ： Dimension without stand 1131mm(H)*755.6mm(W)*125.5mm(D). ： 8. WEIGHT (Physical weight) Net： 36.0 +/- 0.5 kgs. Gross：...
  • Page 7 2. HANDLING PRECAUTIONS FOR PROTECTION (1) The protection film is attached to the bezel with a small masking tape. When the protection film is peeled off, static electricity is generated between the film and polarizer. This should be peeled off slowly and carefully by people who are electrically grounded and with well ion-blown equipment or in such a condition, etc.
  • Page 8 Chapter 3 On Screen Display On Screen Display (OSD) is a friendly interface providing 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 CH ▲ ↑...
  • Page 9 A. Picture：(Bold: Default) a. Picture Mode (Standard/Movie /Game / Custom), (In any picture model, user can adjust b ~ j option) b. Backlight (0~100, 90) c. Contrast (0~100, 50) d. Brightness (0~100, 50) e. Color (saturation)(0~100, 50) f. Tint (hue) (-32~32, 0) g.
  • Page 10 B. Audio：(Bold: Default) a. Volume (0~100, 25) b. Bass (0~100, 50) c. Treble (0~100, 50) d. Balance (-50~50, 0) e. Surround (ON/OFF) f. Speakers (ON/OFF) CONFIDENTIAL – DO NOT COPY Page 3-3 File No. SG-0243...
  • Page 11 C. TV：(Bold: Default) a. Tuner Mode (Cable/Air) b. Auto Search c. Skip Channel d. Digital Audio Out (PCM/Dolby Digital/OFF) e. Time Zone Eastern/Indiana/Central/Mountain/ Arizona/Pacific/Alaska/Hawaii) f. DAYLIGHT SAVING (ON, OFF) CONFIDENTIAL – DO NOT COPY Page 3-4 File No. SG-0243...
  • Page 12 D. Setup：(Bold: Default) a. Language (English/ Français / Espaňol) b. Sleep Timer (OFF/30Min/60Min/90Min/120Min) c. Analog CC (OFF/CC1~4/TT1~4) d. Digital CC (OFF/CC1~4/Service1~6) e. Digital CC Style 1. Caption Style (As Broadcaster/Custom) 2. Size (Large/Small/Medium) 3. Font Color (White/Green/Blue/Red/Cyan/Yellow/Magenta/Black) 4. Font Opacity (Solid/Translucent/Transparent) 5.
  • Page 13 E. Parental：(Bold: Default) Password (Default => 0000) a. Cannel Block b. TV Rating c. Move Rating d. Check of New DTV Rating e. Block Unrated TV (NO/Yes) f. Access Code Edit Page 3-6 CONFIDENTIAL – DO NOT COPY File No. SG-0243...

  • Page 14: Rgb Mode

    RGB Mode A. Picture Adjust：(Bold: Default) a. Auto Adjust b. Backlight (0~100, 90) c. Contrast (0~100, 50) d. Brightness (0~100, 50) e. Color Temperature (6500/9300/Custom) f. H-Size (0~255, 127) g. H-Position (0~100, 65) h. V-Position (0~100, 49) i. Fine Tune (0~31, 17) CONFIDENTIAL –...
  • Page 15 B. Audio：(Bold: Default) a. Volume (0~100, 25) b. Bass (0~100, 50) c. Treble (0~100, 50) d. Balance (-50~50, 0) e. Surround (ON/OFF) f. Speakers (ON/OFF) D. Setup：(Bold: Default) a. Language (English/ Français / Espaňol) b. Sleep Timer (OFF/30Min/60Min/90Min/120Min) c. Analog CC (OFF/CC1~4/TT1~4) d.
  • Page 16 6. Background Opacity (Solid/Translucent/Transparent) 7. Window Color (White/Green/Blue/Red/Cyan/ Yellow/Magenta/Black) 8. Window Opacity (Solid/Translucent/Transparent) f. PIP 1. Style (OFF/PIP/POP) 2. Input (TV, AV1, AV2, COMPONENT1, COMPONENT2, RGB, HDMI1, HDMI2) 3. Size (Small/Medium/Large) 4. Position(Bottom Right, Bottom Center, Bottom Left, Middle Left, Top Left, Top Center, Top Right, Middle Right) g.
  • Page 17 a. Picture Mode (Standard/Movie /Game / Custom) b. Backlight (0~100, 90) c. Contrast (0~100, 50) d. Brightness (0~100, 50) e. Color (saturation)(0~100, 50) f. Tint (hue) (-32~32, 0) g. Sharpness (0~7, 4) h. Color Temperature (Cool/Normal/Warm/Custom) i. Advanced Video 1. DNC (Low/Medium/Strong/Off) 2.
  • Page 18 a. Volume (0~100, 25) b. Bass (0~100, 50) c. Treble (0~100, 50) d. Balance (-50~50, 0) e. Surround (ON/OFF) f. Speakers (ON/OFF) C. Setup：(Bold: Default) a. Language (English/ Français / Espaňol) b. Sleep Timer (OFF/30Min/60Min/90Min/120Min) c. Analog CC (OFF/CC1~4/TT1~4) d. Digital CC (OFF/CC1~4/Service1~6) e.
  • Page 19 D. Parental：(Bold: Default) Password (Default => 0000) a. Cannel Block b. TV Rating c. Move Rating d. Block Unrated TV (NO/Yes) e. Access Code Edit CONFIDENTIAL – DO NOT COPY Page 3-12 File No. SG-0243...

  • Page 20: Hdmi Mode

    HDMI MODE A. Picture：(Bold: Default) a. Picture Mode (Standard/Movie /Game / Custom) b. Backlight (0~100, 90) c. Contrast (0~100, 50) d. Brightness (0~100, 50) e. Color (saturation)(0~100, 50) f. Tint (hue) (-32~32, 0) g. Sharpness (0~7, 4) h. Color Temperature (Cool/Normal/Warm/Custom) i.
  • Page 21 B. Audio：(Bold: Default) a. Volume (0~100, 25) b. Bass (0~100, 50) c. Treble (0~100, 50) d. Balance (-50~50, 0) e. Surround (ON/OFF) f. Speakers (ON/OFF) CONFIDENTIAL – DO NOT COPY Page 3-14 File No. SG-0243...
  • Page 22 C. Setup：(Bold: Default) a. Language (English/ Français / Espaňol) b. Sleep Timer (OFF/30Min/60Min/90Min/120Min) c. Analog CC (OFF/CC1~4/TT1~4) d. Digital CC (OFF/CC1~4/Service1~6) e. Digital CC Style 1. Caption Style (As Broadcaster/Custom) 2. Size (Large/Small/Medium) 3. Font Color (White/Green/Blue/Red/Cyan/Yellow/Magenta/Black) 4. Font Opacity (Solid/Translucent/Transparent) 5.
  • Page 23 [INPUT] “INPUT” could supply an interface providing a list. The list shows input sources and provides the choices of different sources. The list includes items as below: A. TV: Analog TV or digital TV. B. AV1, AV2: Composite (AV) signal. C.
  • Page 24 Chapter 9 Trouble Shooting MONITOR DISPLAY NOTHING (PC MODE) Start Is Power board output +5V(F2)? LED is lighted Is J1 connector good? (Orange) Is DC-DC OK? Is U8 pin2 (3.3V) working ok? It is in power saving Check video cable Is the timing supported? LED is lighting? Check sync input...
  • Page 25 (TV, COMPOSITE VIDEO1, 2, S-VIDEO) IS NOT DISPLAY CORRECTLY Start 1. Check video Input signal good? 2. Check DVD player 1.Check signal between signal P11& J4 to U14 (IF AV1&AV2 mode) U14 input correct? 2. Check Tuner & U14 (IF TV mode) 3.
  • Page 26 (COMPONENT1, 2) IS NOT DISPLAY CORRECTLY Start 1. Check video Is input signal good? 2. Check host’s setting 1. Check signal from P1 2. Check system power 12V& 5v Is P1 input correct? 1. Check signal between U14&P1 Is U14 input correct? 2.
  • Page 27 TROUBLE OF DC-DC CONVERTER Start The voltage is about + 5V 1. Check power board J1 PIN 9 10,11, 2. Check power cable, F2 & connection J1 3. Check U8 pin1 (+5V) & pin2 (+3.3V) The voltage is about + 12V while power switch on 1.
  • Page 28 TROUBLE OF EDID READING Start Support DDC1/2B 1. Analog cable ok? Is Analog DDC OK? 2 .Check signal (U21 to P3) 3. Check U21 Voltage 4. Is protocol compliant? Support DDC1/2B 1. Analog cable ok? 2. Check signal (U23 to P6) Is HDMI DDC OK? 3.

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