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Panasonic TC-L42U12 Support Question

Panasonic TC-L42U12 Support Question

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Question posted by Malloreyabradford on June 4th, 2012

Red Blinking Light Flashes 15 Times With No Picture/sound, What's That Mean?

My 50" Panasonic 720p TV made a loud "pop" before the picture and sound went away. We tried turning the TV on and off with no avail. All that happened is that the red light on the bottom blinks 15 times in a row before pausing and then starts that pattern again. We can't get it to work at all, even tried unplugging everything. Help!? This TV is a day old, bought from Best Buy with a dent in the metal, but no internal damage.

Current Answers

Answer #1: Posted by TVDan on June 4th, 2012 10:37 PM
TVDan

Member since:
August 8th, 2011

Points: 4,732,000
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points
many times the power supply gets damaged, other times the scan boards (if it's a plasma) go bad. Without a model number I cannot help you further.


TV Dan

Related Panasonic TC-L42U12 Manual Pages

42" Lcd Tv - Page 3

...; 8 Basic Connection 10 Identifying Controls 14 First Time Setup 15 Enjoy your TV! and Puerto Rico 54 Limited Warranty (for U.S.A. Ratings List for Lock 44 Technical Information 45 Care and Cleaning 49 FAQ 50 Specifications 52 Limited Warranty (for Canada 55 3 Any modifications to Use Menu Functions (picture, sound quality, etc 26 VIERA LinkTM "HDAVI ControlTM...
42" Lcd Tv - Page 4

...LCD TV. 17) Never push objects of power supplied to your home consult your safety. The lightning flash with dry cloth. 7) Do not block any heat sources such as they exit from overheating. Safety Precautions CAUTION RISK OF ELECTRIC SHOCK DO NOT OPEN WARNING: To reduce the risk of time...indicated on the LCD TV. 18) If an outside antenna is connected to the television equipment, be ...
42" Lcd Tv - Page 5

...adjustment of other electric light, power circuits, or where it can fall into the LCD TV. e. this LCD TV from touching such power ... the following conditions: a. c. If the LCD TV does not operate normally by Panasonic Corporation) • Wall-hanging bracket: TY...SPLASHING. If the LCD TV has been dropped or the cabinet has been damaged. KEEP SMALL PARTS AWAY FROM YOUNG CHILDREN. ...
42" Lcd Tv - Page 13

... blue VIDEO OUT PR red red L white white AUDIO R OUT red red AV Equipment e.g. The HDMI connection is displayed, do not connect the other TV monitor. Blu-ray Disc player Recorders may be affected by copyright protection systems and the picture will enable you to enjoy high-definition digital images and high-quality sound. Blu-ray Disc...
42" Lcd Tv - Page 14

...42) Use for example, p. 16, 20, 34) Volume up /down Sound mute On/Off Changes aspect ratio (p. 18) Switches to select any objects between the TV remote control sensor and remote control. Switches TV...Power indicator (on: red, off: no light) Menu navigations Changes the input mode Chooses menu and submenu entries. Identifying Controls Front of the TV TV controls/indicators Selects channels...
42" Lcd Tv - Page 15

... your viewing environment. You are selecting the mode for the first time after the power cord is set select item Year: Select the year Month: Select the month Day: Select the day Hour: Adjust the hour Minute: Adjust the minute 15 Turn the TV On with the POWER button or or ■Press to...
42" Lcd Tv - Page 16

... Set the Input labels First time setup Language Clock ANT/Cable setup...sound 16 Auto channel setup Select "ANT/Cable setup" First time... setup Language Clock ANT/Cable setup Input labels next select Select "ANT in" ANT/Cable setup ANT in Cable Auto program set select ANT in Cable: Cable TV Antenna: Antenna Not used: Skip TV... will be saved. First Time Setup (Continued) ■Press...
42" Lcd Tv - Page 18

... Channel Clock 15-2 THE NEWS 12:30 PM ABC-HD CC SAP TV-G 1080i Standard 4:3 30 Station identifier SAP indication Signal Picture resolution mode Sleep timer remaining time Closed caption Rating... (p. 45) • 480i, 480p: FULL/JUST/4:3/ZOOM • 1080p, 1080i, 720p: FULL/H-FILL/JUST/4:3/ZOOM Call up a favorite channel ■ FAVORITE Channel numbers registered in Favorite are...
42" Lcd Tv - Page 21

... seconds each image is displayed in lightly on a VIERA television by simply inserting an SD card into... date 15 Date 03/04/2009 Number of photos 32 photos Accessing 03/04/2009 32 photos 02/15/2009 ...Picture Audio Slideshow settings Background music Off ■Adjust the picture Picture 1/2 Reset to defaults Picture mode Vivid Back light +20 exCaomntpralset 0 :Picture menu Picture...
42" Lcd Tv - Page 25

...15 - 110 kHz Vertical: 48 - 120 Hz Audio menu (p. 26) Viewing Displaying PC Screen on the Video G signal, which is input from the G connector. (p. 48) Dot clock Alleviates the problem if a picture appears to get the best possible picture,...sync signals are input from the HD/VD connector. (p. 48) On green: Uses a synchronized signal on TV 25 H-position Adjusts the horizontal position.
42" Lcd Tv - Page 26

... ■Menu list Menu Item Reset to defaults Picture mode Back light ■Press to exit from a menu screen ■Press to return to the previous screen Displays the functions that you can enjoy watching TV best suited for you to make settings for the picture, sound, and other functions so that can be set...
42" Lcd Tv - Page 27

... is "Digital" for the scanning area with the TV's remote control (p. 34-35). [VIERA Link control] Selects equipment to external inputs. Bass boost sound feature does not work if "Off" is not available. picture On Reduces noise, commonly called snow. Valid only for external input signals. (Dark/Light) Selects between 95 % (Size 1) or 100 % (Size...
42" Lcd Tv - Page 28

... functions that can be set (varies depending on the input signal) Select "Setup" Menu next Picture Audio Timer Lock VIERA Link SD card Closed caption Setup select Select the item Setup 1/2 Channel ... About select set or next Reset to make settings for the picture, sound, and other functions so that you can enjoy watching TV best suited for you to defaults ■Sub menu list Menu...
42" Lcd Tv - Page 29

.... •• "No activity for 3 hours was activated" will flash 3, 2 and 1 to indicate the last three (3) remaining minutes prior to play back SD cards automatically. (Slideshow/Thumbnail/Set later/Off) Set later Displays TV version and software license. How to Use Menu Functions (picture, sound quality, etc.) (Continued) Adjustments/Configurations (alternatives) Sets the mode...
42" Lcd Tv - Page 33

...TV is turned off, all connected VIERA Link compatible equipment is moved to a Panasonic theater system or Amplifier. 33 The connected VIERA Link compatible equipment will be turned...TV" is displayed. Sound will not turn off automatically when not in rec mode. Advanced Minimizes lip-sync delays between the picture... connected to TV with HDMI cable. [ Examples of timing for operation ...
42" Lcd Tv - Page 42

... the unit off after 90 minutes when turned On by the Timer. Sleep Sleep (minutes) 60 0/30/60/90 (minutes) set ■To set "Timer 1-5" (On/Off Timer) Select the item and set Timer 1 Timer set Inputs Channel Day On time Off time On TV 10-3 7/6[FRI] 1:15 AM 12:45 AM or AM/PM...
42" Lcd Tv - Page 47

...the output will be operated by connecting the TV unit and the devices. Image or sound may be connected to the TV with subdued room lighting. If you connect equipment that has "HDAVI ...your taste. Picture mode Vivid: Provides enhanced picture contrast and sharpness for normal viewing conditions with HDMI cable, the sound from the DIGITAL AUDIO OUT jack will be available for the ...
42" Lcd Tv - Page 49

... (1 part mild liquid dish soap diluted by 100 times the amount of water) and then wring the cloth to wipe the surface of the LCD TV. Cabinet If the cabinet becomes dirty, wipe it ...long periods in a weak mild liquid dish soap and then wring the cloth dry. Wipe the panel surface gently using a chemically-treated cloth, follow the instructions supplied with fingernails or other hard objects....
42" Lcd Tv - Page 53

...PANASONIC CONSUMER ELECTRONICS COMPANY, DIVISION OF: PANASONIC CORPORATION OF NORTH AMERICA One Panasonic Way Secaucus, New Jersey 07094 Panasonic LCD Televisions... images on the LCD panel resulting from state ...the servicer. LCD TV CATEGORIES Up to... write to 37' (diagonal) 42" (diagonal) and larger PARTS ... non-expanded standard 4:3 pictures on -site service during...damages for lost time, cost of...
42" Lcd Tv - Page 55

... (including Plasma Panel) and labour. warrants this warranty. IN NO EVENT WILL PANASONIC CANADA INC. or...50 km of original purchase. Plasma TV / Monitor In-home service LCD TV (42 in the original carton. BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES. FAQs, etc. 55 Limited Warranty (for Canada) Customer Services Directory (for U.S.A. In-home Service will Panasonic...

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