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Vizio VU37LHDTV10A_AUO/LPL Service Manual
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Vizio VU37LHDTV10A_AUO/LPL Service Manual

Vizio VU37LHDTV10A_AUO/LPL Service Manual

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Service Manual

Model #: VIZIO VU37L
HDTV10A_AUO/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 VU37LHDTV10A_AUO/LPL

  • Page 1: Service Manual

    Service Manual Model #: VIZIO VU37L HDTV10A_AUO/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 VU37L HDTV10A_LPL/AUO 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 VU37L HDTV10A_LPL/AUO 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: LPL LC370WXN-SAB1 Size: 37.02inch Display Size: 37.02 inches (940.3mm) diagonal Outline Dimension: 877.0 mm (H) x 516.8 mm (V) x 55.5 mm (D) (Typ.) Pixel Pitch: 0.200mm x 0.600mm x RGB Pixel Format: 1366 horiz. By 768 vert. Pixels RGB strip arrangement Display Operating Mode: Transmissive mode, normally Black Surface Treatment: Hard Coating (3H) ,Anti-glare treatment of the front polarizer.
  • Page 6 3. Input Connectors Video Inputs 1x RF (Combo, F Connector for internal NTSC /ATSC/QAM Tuner) 3x HDMI with HDCP plus Stereo Analog Audio 2x Component YPbPr plus Stereo Audio 2x Composite Video plus Stereo Audio 1x S-Video plus Stereo Audio 1x Analog RGB plus Stereo Audio 4 x Stereo RCA Jack (R/L), 1 x PC Mini-Jack USB firmware update...
  • Page 7 8. WEIGHT (Physical weight) a. Net: 19.12 b. Gross: 23.81 Precaution Please pay attention to the followings when you use this TFT LCD module. 1. 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.
  • 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 TV Source A. PICTURE ADJUST： a. PICTURE MODE (CUSTOM/STANDARD/ MOVIE/GAME/VIVID/FOOTBALL/GOLF/BASKETBALL/BASEBALL) b. BACKLIGHT (0~100) c. BRIGHTNESS (0~100) d. CONTRAST (0~100) e. COLOR (0~100) f. TINT (-32~+32) g. SHARPNESS (0~7) ADVANCED VIDEO RESET PICTURE MODE CONFIDENTIAL DO NOT COPY Page 3-2 – File No.
  • Page 10 B. AUDIO ADJUST： a. AUDIO Mode (FLAT/ROCK/POP/CLASSIC/JAZZ/) b. EQUALIZER c. BALANCE (-50~+50) d. SURROUND (ON/OFF) e. DIGITAL AUDIO OUT (PCM/OFF/DOBLY DIGITAL) f. SPEAKERS (ON/OFF) g. AUDIO OUT (FIXED/VARIABLE) LIP SYNC(0~5) RESET AUDIO MODE CONFIDENTIAL DO NOT COPY Page 3-3 – File No.
  • Page 11 C. TV：ATV a. TUNER MODE(ANTENNA/CABLE) b. AUTO SEARCH c. PARTIAL CHANNEL SEARCH d. SKIP CHANNEL e. MTS(STEREO/SAP/MONO) f. TIME ZONE (EASTERN/ATLANTIC/INDIANA/ g. CENTRAL/MOUNTAIN/ARIZONA/ NEWFOUNDLAND/PACIFIC/ALASKA/ HAWAII) DAYLIGHT SAVING(ON/OFF) CONFIDENTIAL DO NOT COPY Page 3-4 – File No. SG-0267...
  • Page 12 D. TV：DTV a. TUNER MODE(ANTENNA/CABLE) b. AUTO SEARCH c. PARTIAL CHANNEL SEARCH d. SKIP CHANNEL e. MTS(LANGUAGE1/LANGUAGE2/ f. LANGUAGE3) g. TIME ZONE (EASTERN/ATLANTIC/INDIANA/ h. CENTRAL/MOUNTAIN/ARIZONA/ i. NEWFOUNDLAND/PACIFIC/ALASKA/ HAWAII) DAYLIGHT SAVING(ON/OFF) CONFIDENTIAL DO NOT COPY Page 3-5 – File No. SG-0267...
  • Page 13 E. SETUP：(ATV only) a. LANGUAGE (ENGLISH/FRANCAIS/ ESPANOL) b. SLEEP TIMER(OFF/30 MINUTES/60 MINUTES/90 MINUTES/120 MINUTES) c. WIDE(WIDE/PANORAMIC/NORMAL) d. INPUT NAMING e. CC(CC ON MUTE/CC/DIGITAL CC STYLE) f. H/V POSITION (H.POSITION/V.POSITION/ H.SIZE/V.SIZE) g. PARENTAL h. RESET ALL SETTING CONFIDENTIAL DO NOT COPY Page 3-6 –...
  • Page 14 F. SETUP：(DTV only) a. LANGUAGE (ENGLISH/FRANCAIS/ ESPANOL) b. SLEEP TIMER(OFF/30 MINUTES/60 MINUTES/90 MINUTES/120 MINUTES) c. WIDE(WIDE/PANORAMIC/NORMAL) d. INPUT NAMING e. CC(CC ON MUTE/CC/DIGITAL CC STYLE) f. RESET ALL SETTING CONFIDENTIAL DO NOT COPY Page 3-7 – File No. SG-0267...
  • Page 15 G. PARENTAL：(ATV & DTV) a. CHANNEL BLOCK b. US TV RATING c. US MOVIE RATING d. CANADIAN ENGLISH RATING e. CANADIAN FRENCH RATING f. DTV RATING g. BLOCK TV UNRATED (NO/YES) h. ACCESS CODE EDIT CONFIDENTIAL DO NOT COPY Page 3-8 –...
  • Page 16 H. ADVANCED VIDEO：(ATV & DTV) a. NOISE REDUCTION (LOW/ MEDIUM/ STRONG/OFF) b. COLOR ENHANCEMENT(NORMAL/RICH COLOR/GREEN FLESH/GREEN BLUE/OFF) c. ADVANCED ADAPTIVE LUMA(LOW/ MEDIUM/STRONG/EXTEND/OFF) d. ENHANCED CONTRAST RATIO (OFF/ON) e. COLOR TEMPERATURE CONFIDENTIAL DO NOT COPY Page 3-9 – File No. SG-0267...
  • Page 17 I. DTV RATING U.S. (50 STATES + POSSESSIONS): a. ENTIRE AUDIENCE b. DIALOGUE c. LANGUAGE d. SEX e. VIOLENCE f. CHILDREN g. FANTASY VIOLENCE h. MPAA CONFIDENTIAL DO NOT COPY Page 3-10 – File No. SG-0267...

  • Page 18: Rgb Mode

    RGB Mode A. PICTURE ADJUST： a. AUTO ADJUST b. BACKLIGHT (0~100) c. BRIGHTNESS (0~100) d. CONTRAST (0~100) e. COLOR TEMPERATURE (9300/6500/CUSTOM) f. H-SIZE (0~255) g. H.POSITION (0~100) V.POSITION (0~100) FINE TUNE (0~31) CONFIDENTIAL DO NOT COPY Page 3-11 – File No. SG-0267...
  • Page 19 B. AUDIO ADJUST： a. AUDIO Mode (FLAT/ROCK/POP/CLASSIC/JAZZ/) b. EQUALIZER c. BALANCE (-50~+50) d. SURROUND (ON/OFF) e. DIGITAL AUDIO OUT (PCM/OFF/DOBLY DIGITAL) f. SPEAKERS (ON/OFF) g. AUDIO OUT (FIXED/VARIABLE) h. LIP SYNC(0~5) RESET AUDIO MODE CONFIDENTIAL DO NOT COPY Page 3-12 –...
  • Page 20 C. SETUP： a. LANGUAGE (ENGLISH/FRANCAIS/ ESPANOL) b. SLEEP TIMER(OFF/30 MINUTES/60 MINUTES/90 MINUTES/120 MINUTES) c. WIDE(WIDE/PANORAMIC/NORMAL) INPUT NAMING RESET ALL SETTING CONFIDENTIAL DO NOT COPY Page 3-13 – File No. SG-0267...
  • Page 21 AV / COMPONENT MODE A. PICTURE ADJUST： a. PICTURE MODE (CUSTOM/STANDARD/ MOVIE/GAME/VIVID/FOOTBALL/GOLF/BASKETBALL/BASEBALL) b. BACKLIGHT (0~100) c. BRIGHTNESS (0~100) d. CONTRAST (0~100) e. COLOR (0~100) f. TINT (-32~+32) g. SHARPNESS (0~7) ADVANCED VIDEO RESET PICTURE MODE CONFIDENTIAL DO NOT COPY Page 3-14 –...
  • Page 22 B. AUDIO ADJUST： a. AUDIO Mode(FLAT/ROCK/POP/CLASSIC/ JAZZ/) b. EQUALIZER c. BALANCE (-50~+50) d. SURROUND (ON/OFF) e. DIGITAL AUDIO OUT (PCM/OFF/DOBLY DIGITAL) f. SPEAKERS (ON/OFF) g. AUDIO OUT (FIXED/VARIABLE) LIP SYNC(0~5) i. RESET AUDIO MODE CONFIDENTIAL DO NOT COPY Page 3-15 –...
  • Page 23 CONFIDENTIAL DO NOT COPY Page 3-16 – File No. SG-0267...
  • Page 24 C. SETUP： a. LANGUAGE (ENGLISH/FRANCAIS/ESPANOL) b. SLEEP TIMER(OFF/30 MINUTES/60 MINUTES/90 MINUTES/120 MINUTES) c. WIDE(WIDE/PANORAMIC/NORMAL) d. INPUT NAMING e. CC(CC ON MUTE/CC/DIGITAL CC STYLE) f. H/V POSITION (H.POSITION/V.POSITION/ H.SIZE/V.SIZE) PARENTAL RESET ALL SETTING CONFIDENTIAL DO NOT COPY Page 3-17 – File No. SG-0267...
  • Page 25 D. PARENTAL CONTROL： a. CHANNEL BLOCK b. US TV RATING c. US MOVIE RATING d. CANADIAN ENGLISH RATING e. CANADIAN FRENCH RATING f. DTV RATING BLOCK UNRATED TV(YES/NO) ACCESS CODE EDIT CONFIDENTIAL DO NOT COPY Page 3-18 – File No. SG-0267...
  • Page 26 CONFIDENTIAL DO NOT COPY Page 3-19 – File No. SG-0267...
  • Page 27 E. ADVANCED VIDEO： a. NOISE REDUCTION (LOW/ MEDIUM/ STRONG/OFF) b. COLOR ENHANCEMENT(NORMAL/RICH COLOR/GREEN FLESH/GREEN BLUE/OFF) c. ADVANCED ADAPTIVE LUMA(LOW/ MEDIUM/STRONG/EXTEND/OFF) d. ENHANCED CONTRAST RATIO (OFF/ON) e. COLOR TEMPERATURE CONFIDENTIAL DO NOT COPY Page 3-20 – File No. SG-0267...
  • Page 28 HDMI MODE A. PICTURE ADJUST： a. PICTURE MODE (CUSTOM/STANDARD/ MOVIE/GAME/VIVID/FOOTBALL/GOLF/BASKETBALL/BASEBALL) b. BACKLIGHT (0~100) c. BRIGHTNESS (0~100) d. ONTRAST (0~100) e. COLOR (0~100) f. TINT (-32~+32) g. SHARPNESS (0~7) ADVANCED VIDEO RESET PICTURE MODE CONFIDENTIAL DO NOT COPY Page 3-21 – File No.
  • Page 29 CONFIDENTIAL DO NOT COPY Page 3-22 – File No. SG-0267...
  • Page 30 B. AUDIO ADJUST： a. AUDIO Mode (FLAT/ROCK/POP/CLASSIC/JAZZ/) b. EQUALIZER c. BALANCE (-50~+50) d. SURROUND (ON/OFF) e. DIGITAL AUDIO OUT (PCM/OFF/DOBLY DIGITAL) f. SPEAKERS (ON/OFF) g. AUDIO OUT (FIXED/VARIABLE) LIP SYNC(0~5) ESET AUDIO MODE CONFIDENTIAL DO NOT COPY Page 3-23 – File No.
  • Page 31 C. SETUP： a. LANGUAGE (ENGLISH/FRANCAIS/ ESPANOL) b. SLEEP TIMER(OFF/30 MINUTES/60 MINUTES/90 MINUTES/120 MINUTES) c. WIDE(WIDE/PANORAMIC/NORMAL) d. INPUT NAMING H/V POSITION (H.POSITION/V.POSITION/ H.SIZE/V.SIZE) RESET ALL SETTING CONFIDENTIAL DO NOT COPY Page 3-24 – File No. SG-0267...
  • Page 32 D. ADVANCED VIDEO： a. NOISE REDUCTION (LOW/ MEDIUM/ STRONG/OFF) b. COLOR ENHANCEMENT(NORMAL/RICH COLOR/GREEN FLESH/GREEN BLUE/OFF) c. ADVANCED ADAPTIVE LUMA(LOW/ MEDIUM/STRONG/EXTEND/OFF) d. ENHANCED CONTRAST RATIO (OFF/ON) e. COLOR TEMPERATURE CONFIDENTIAL DO NOT COPY Page 3-25 – File No. SG-0267...
  • Page 33 [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 34 Chapter 9 Trouble shooting MONITOR DISPLAY NOTHING (PC MODE) Start Is Power board output +5VSB (F1)? Is J1 connector of MB good? LED is lighted Is DC-DC OK? (Orange green) Is U22 pin2 (+3V3SB) working ok? It is in power saving 1.
  • Page 35 (TV, COMPOSITE VIDEO1, 2, S-VIDEO) IS NOT DISPLAY CORRECTLY Start 1. Check video Input signal good? 2. Check DVD player 1. Check P14 signal 2. Check signal between P14 and U13 (IF AV1 mode) U13 input correct? 3. Check Tuner & U13 (IF TV mode) 4.
  • Page 36 (COMPONENT1, 2) IS NOT DISPLAY CORRECTLY Start 1. Check video Input signal good? 2. Check host’s setting 1. Check signal from P3 or P14 2. Check system power 12V& 5V(5VSB) P3 input correct? 1. Check signal between U13 & P3 or P14 2.
  • Page 37 HDMI ) IS NOT DISPLAY CORRECTLY Start 1. Check video Input signal 2. Check host’s setting 1. Check P7 & &P8&P9 connect U13 no data out ? 2. Check the pin18 & 19 of P7 & P8& P9 3. Check the pin 6 of U32 & U33& U34 1.Is J9 connected good? 2.Is panel working ok? CONFIDENTIAL...
  • Page 38 TROUBLE OF DC-DC CONVERTER Start The voltage is about + 5V(+5VSB) 1. Check power board J1 PIN10,11,12 2. Check power cable, F1 & connection J1 3. Check U22 pin1 (+5VSB) & pin2 (+3V3SB) The voltage is about + 12V while power switch on 1.
  • Page 39 TROUBLE OF EDID READING Start Support DDC1/2B 1. Analog cable ok? Is Analog DDC OK? 2 .Check signal (U31 to P5) 3. Check U31 Voltage 4. Is protocol compliant? Support DDC1/2B 1. Analog cable ok? Is HDMI DDC OK? 2. Check signal (U32 to P7) 3 Check signal (U 33 to P8) 4.

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