Vizio L42HDTV10A Service Manual
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- Service manual (189 pages) ,
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- User manual (75 pages)
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Summary of Contents for Vizio L42HDTV10A
- Page 1 Service Manual Model #: VIZIO L42HDTV10A VIZIO GV42L HDTV V, Inc 320A Kalmus Drive Costa Mesa, CA 92626 TEL : +714-668-0588 FAX :+714-668-9099 Top Confidential...
- Page 2 11. Spare parts list 11-1 12-1. Complete Parts List (L42 HDTV10A _LG) 12-1 12-2. Complete Parts List (GV42L HDTV_LG) 12-2 Appendix 1. Main Board Circuit Diagram 2. Main Board PCB Layout 3. Assembly Explosion Drawing Block Diagram VIZIO L42HDTV10A,GV42L HDTV 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 L42HDTV10A,GV42L HDTV 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. LCD CHARACTERISTICS Type: 42.0 WXGA TFT LCD Size: 42.02inch Display Size: 42.02 inches (1067.308mm) diagonal Outline Dimension: 1006 mm (H) x 610 mm (V) x 56 mm (D) (Typ.) Pixel Pitch: 0.227mm x 0.681mm x RGB Pixel Format: 1366 horiz.
- Page 6 6.Speaker Output 10W (max) X2 7. ENVIRONMENT 5-1. Operating Temperature: 5c~35c (Ambient) 5-2. Operating Humidity: Ta= 35 C, 90%RH (Non-condensing) 5-3. Operating Altitude: 0 - 14,000 feet (4267.2m)(Non-Operating) 8. DIMENSIONS (Physical dimension) Width: 1066 mm. Depth: 269.2mm Height: 765.4mm 9. WEIGHT (Physical weight) a.
- Page 7 (6) Do not touch, push or rub the exposed polarizes with glass, tweezers or anything harder than HB pencil lead. And please do not rub with dust clothes with chemical treatment. Do not touch the surface of polarizer for bare hand or greasy cloth.(Some cosmetics are detrimental to the polarizer.) (7) When the surface becomes dusty, please wipe gently with absorbent cotton or other soft materials like chamois soaks with petroleum benzene.
- Page 8 9-3. 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.
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Page 9: On Screen Display
Chapter 3 On Screen Display Main unit button Power MENU VOL + VOL - Input TV Source 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) (0~100) g. - Page 10 C. Special Features a. Language (English/Français/Espa ol) 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 f. PIP Position (TL/TC/TR/ML/MR/BL/BC/BR) g. Rest All Setting D. TV Tuner Setup a. Tuner Mode (Cable/Air) b. Auto Search c.
- Page 11 B. Audio Adjust a. Volume (0~100) b. Bass (0~100) c. Treble (0~100) d. Balance (0~100) e. Surround (ON/OFF) f. Speakers (ON/OFF) C. Special Features a. Language (English/Français/Espa ol) b. Sleep Timer (OFF/30Min/60Min/90Min/120Min) c. PIP Position (TL/TC/TR/ML/MR/BL/BC/BR) d. Rest All Setting AV COMPONENT MODE A.
- Page 12 C. Special Features a. Language (English/Français/Espa ol) b. Sleep Timer (OFF/30Min/60Min/90Min/120Min) c. Analog CC (OFF/CC1~4/TT1~4) d. PIP Position (TL/TC/TR/ML/MR/BL/BC/BR) e. Rest All Setting D. Parental Control a. Parental Lock Enable (ON/OFF) b. TV Rating c. Move Rating d. Block Unrated TV (NO/Yes) e.
- Page 13 C. Special Features a. Language (English/Français/Espa ol) b. Sleep Timer (OFF/30Min/60Min/90Min/120Min) c. PIP Position (TL/TC/TR/ML/MR/BL/BC/BR) d. Rest All Setting CONFIDENTIAL – DO NOT COPY Page 3-5 File No. SG-0198...
- Page 14 Chapter 9 Trouble shooting MONITOR DISPLAY NOTHING (PC MODE) Start Is Power board output +5V? LED is lighted Is J7 connector good? Is DC-DC OK? Is U6&U4 (3.3V) working ok? It is in power saving Check video cable Is the timing supported? LED is lighting? Check sync input Check VGASOG rout if analog...
- Page 15 (TV, COMPOSITE VIDEO1, 2, S-VIDEO) IS NOT DISPLAY CORRECTLY Start 1.Check video Input signal good? 2.Check DVD player 1.Check P2&P12 signal 2.Check signal between P2 and U11 (IF AV1/AV2 mode) 3.Check Tuner &U11 (IF TV mode) U11 input correct? 4.Check P12 (IF S-Video) 5.Check U11 POWER +3.3V 6.Check Y1 is OK? 1.Check signal between U20 and...
- Page 16 (COMPONENT1, 2) IS NOT DISPLAY CORRECTLY Start 1.Check video Input signal good? 2.Check host’s setting 1.Check signal between P4 2.Check power 12V& 5v P4 input correct? 1.Check signal between U11&P4 U11 input correct? 2.Check U11 Clock (27MHZ) 1.Check U11 2.Check U11 power 3.3V&1.25v&1.8v LVDS output correct ? 1.Is J5 connected good? 2.Is panel working ok?
- Page 17 HDMI ) IS NOT DISPLAY CORRECTLY Start 1.Check video Input signal good? 2.Check host’s setting 1.Check p10&p11 connect U31 input correct? 2.Check signal between U31 and U19 1.Check U11 power 2.Check between signal U19 and U11 U11 no data out ? 3.Check U19 clock 27MHZ 1.Is J6 connected good? 2.Is panel working ok?
- Page 18 TROUBLE OF DC-DC CONVERTER Start The voltage is about + 5V 1.Check power board J7 PIN10,11,12 2.Check power cable connection J7 The voltage is about + 12V while power switch on J7 PIN 2,3,4 1.J7 connection good 2.Check J7 Pin1 is up to 3V? 3.Check power board The voltage is about +5V while power switch on...
- Page 19 TROUBLE OF DDC READING Start Support DDC1/2B 1.Analog cable ok? 2.Check signal (U20 to P3) Analog DDC OK? 3.Check U20 Voltage 4.Is compliant protocol? Support DDC1/2B 1.Analog cable ok? 2.Check signal (U32 to P10) HDMIDDC OK? 3. Check signal (U34 to P11) 4.Is compliant protocol? Page 9-6 CONFIDENTIAL –...