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Samsung LN-T4042H Support Question

Samsung LN-T4042H Support Question

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Question posted by lar003424 on November 9th, 2011

Whn Tirn On Tv No Picture ,no Sound I Chech The Capacitors Are Ok

when turning on the white lights dont see on thru the slots on a rear of tv

Current Answers

Answer #1: Posted by TVDan on November 9th, 2011 9:53 PM
This answer was accepted by the poster of the original question.
TVDan

Member since:
August 8th, 2011

Points: 4,732,000
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From the information you gave, it would be hard to determinewhat section of your TV is failing. The different possibilities are the "power supply", "main", "inverter", "T-con" and the "LCD panel".

First of all you need to determine what your TV is doing. Is it actually coming on and working with the only problem being the back lights are failing to illuminate? If this is the case then you can prove this by shining a flashlight through the holes in the back of the panel and see the video on the screen and you will have audio/sound and you can turn it off and the LED indicators will glow normally (not blinking). If you can prove this is the situation then your problem is likely the "inverter" board, part number BN81-01796A.

If your TV is not doing this, then you should post another question with what exactly it is doing, and include that you have determined the capacitors are not swollen and you never see any back-light come on.


TV Dan
Answer #2: Posted by techie12330 on November 9th, 2011 8:07 PM
techie12330

Member since:
November 8th, 2011

Points: 286,200
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It could be power pc board,screen or defletion pc board. This set has to be brought to the shop for service.

Related Samsung LN-T4042H Manual Pages

User Manual (ENGLISH) - Page 3

...LN-T4042H ,LN-T4642H 65 Wall Mount Kit Specifications ( VESA 66 Using the Anti-Theft Kensington Lock 67 Specifications 68 Symbol English -  Press Important Note One-Touch Button English Contents General Information List of the Sub (PIP) Picture.....36 Resetting the Sound.../DVD Home Theater 11 Connecting a PC 11 Operation Turning the TV On and Off 12 Plug & Play Feature 12 ...
User Manual (ENGLISH) - Page 4

... Picture Quality - DNIe technology provides life-like clear images.  SRS TruSurround XT - Accessories Please make sure the following items are missing, contact your LCD TV. Remote Control & Batteries (AAA x 2) (BN59-00598A) Power Cord (3903-000144) Cleaning Cloth (BN63-01798A) Cover-Bottom LN-T2342H, LN-T2642H (BN63-03176A) LN-T3242H (BN63-03093A) LN-T4042H (BN63-03127A) LN...
User Manual (ENGLISH) - Page 6

... or VCR. EX LINK (LN-T4042H, LN-T4642H) Connect this to the jack on your PC. 7 HEADPHONE Connects a set of external headphones for audio. 9 COMPONENT IN 1,2 Connects Component video/audio. - If you want to connect A/V components that will allow you purchased the TV. Viewing the Connection Panel Rear Panel Jacks Use the rear panel jacks to use a locking device...
User Manual (ENGLISH) - Page 7

...Selects the HDMI mode directly. j P.SIZE Picture size selection. This is convenient for automatic ...sound. 9 MENU Displays the main on-screen menu. 0 S.MODE Press to your favorite channels. b FAV.CH Press to switch to select the sound...TV screen. TV, DVD, STB, CABLE, VCR, VOL and CH buttons) light up to operate your VCR, Cable box, DVD player, or Set-Top/Cable Box. 1 POWER Turns the TV...
User Manual (ENGLISH) - Page 12

.../Set-Top Cable Box has a different back panel configuration. DVD Player / Set-Top Cable Box TV Rear Panel 2. English - 10 LN-T3242H, LN-T4042H, LN-T4642H inch model supports HDMI3 only Connecting a ... Output connector on the external device. 1. DVD Player, Set -top/Cable box Rear Panel TV Rear Panel HDMI Cable (Not supplied) What is HDMI? • HDMI(High-Definition Multimedia Interface...
User Manual (ENGLISH) - Page 13

... level with the Amplifier's volume control. Amplifier/DVD Home Theater TV Rear Panel Audio Cable (Not supplied) Each Amplifier/DVD Home Theater has a different back panel configuration. Connect a D-Sub Cable between PC IN [AUDIO] jack on the TV and the Audio Out jack of the sound card on your computer. 2. When an audio amplifier is connected...
User Manual (ENGLISH) - Page 14

...Start". The message "Set to Home mode for the best picture in retail environments. You can select the correct signal source ... is only intended for five seconds on the side panel of the OSD. 2. The message "Select the ...TV at home. Press the ENTER button when channel memorization is complete. 16 Channels were memorized. Press the POWER button on the remote control. OK...
User Manual (ENGLISH) - Page 15

...9650; or ▼ buttons to select "Setup", then press the ENTER button. 2. Press the ENTER button again, to change channels. TV Setup Plug & Play ► Language : English ► Time ► Game Mode : Off ► V-Chip ► Caption...16 to select the Previous Channel 1. 7. Press the ENTER button. OK If you have finished, press the ENTER button. The...
User Manual (ENGLISH) - Page 16

... button again, or simply press the VOL or VOL buttons. The TV will appear in the lower-left corner of certain picture and sound settings. To turn mute off . Air 7 Mono Picture Mode Sound Mode MTS Caption V-Chip 05 : 54 pm : Dynamic : Custom... Using Mute At any time, you can cut off the sound using the MUTE button. 1. Press the VOL or VOL buttons to decrease or increase the volume.
User Manual (ENGLISH) - Page 17

... side has five icons: Picture, Sound, Channel, Setup, Input. 2. TV Input Source List : TV ► Edit Name ► Move Enter Exit Memorizing the Channels Your TV can begin memorizing the available... Use the ▲ or ▼ buttons to the TV (i.e. Selecting the Video Signal-source Before your television can memorize and store all of signal source that is connected...
User Manual (ENGLISH) - Page 18

...button. 3. Press the ▲ or ▼ buttons to select "Channel", then press the ENTER button. 2. TV Channel Antenna : Cable ► Auto Program ► Clear Scrambled Channel ► Channel List ► Name ►... menu. By default, the cable TV system is complete. 16 Channels were memorized. OK Return Enter Return Alternately, you want to select "STD", "HRC" ...
User Manual (ENGLISH) - Page 25

... : DyDnyanmaimc ic Contrast S tandard 100 Brightness Mo vie 50 Sharpness 85 Color 55 Tint G 50 R 50 Backlight 10 ▼More Move Enter Return TV Picture Mode : Dynamic ► Contrast 100 Brightness 50 Sharpness 85 Color 55 Tint G 50 R 50 Backlight 10 ▼More Move Enter Return ▲ Contrast ▼ Move ...
User Manual (ENGLISH) - Page 26

...decrease or increase the value of the entire screen according to your preference. 1. TV Picture Mode : Dynamic ► Contrast 100 Brightness 50 Sharpness 85 Color 55 Tint ... Off Reset : Cancel Move Enter Picture ▲More Color Tone : Cool1 Detailed settings Size : 16 : 9 Digital NR : Auto Active Color : On DNIe OK Reset : CCananceclel Move Enter Return ...
User Manual (ENGLISH) - Page 27

... Enter Return TV Detailed Settings Black Adjust : Off Dynamic Contrast : OOffff Gamma Low Color Space : AuMtoedium White Balance High My Color Control Edge Enhancement : Off Move Enter Return English - 25 If DNIe is Off, the Detailed Settings cannot be selected when the Picture mode is provided. 6. Press the ENTER button.  Off: Turns off...
User Manual (ENGLISH) - Page 31

...Color If you turn on this function, you can automatically senses and processes film signals from all sources and adjusts the picture for optimum quality. 1. TV Picture ▲More ...DNIe to Demo, you can view the screen with 3D noise reduction and detail, contrast and white enhancement. TV Picture ▲More Color Tone : Cool1 ► Detailed settings ► Size : 16 : ...
User Manual (ENGLISH) - Page 32

...PIP screen. Please see 'PIP Settings' below for details. Press the ENTER button again. If you turn it on again, the PIP window will still be heard. Press the MENU button to select "...select the PIP picture sound.) While V-Chip(See page 54) is connected to adjust the screen depth. 1. You can view Analog TV broadcasts on the PIP screen (sub-picture) when the main picture is in the ...
User Manual (ENGLISH) - Page 38

... Move : Off : Off : MMaianin Sub Enter Return Resetting the Sound Settings to select "Sound", then press the ENTER button. 2. Listening to the Sound of the Sub (PIP) Picture When the PIP feature is activated, you wish to watch a TV program without disturbing the other people in Sound Menu. 10 Prolonged use of headphones at a high volume...
User Manual (ENGLISH) - Page 44

...; buttons to adjust the fine tuning. Fine Tuning Analog Channels Use fine tuning to exit TV Channel Antenna : Cable ► Auto Program ► Clear Scrambled Channel ► Channel ...; Signal Strength ► LNA : On ► Move Enter Return TV Signal Strength English - 42 OK Enter Return To store the fine tuning setting in reception quality from "snowy...
User Manual (ENGLISH) - Page 55

...Turns the screen noise reduction function off.  Low: Reduces screen noise at a high level. ▲More  Auto: Automatically recognizes and reduces screen noise. Press the  or  button to display the menu. TV Picture.... Press the ▲ or ▼ buttons to select "Picture" TV Picture ▲More Color Tone : Cool1 ► 2. Press the...
User Manual (ENGLISH) - Page 64

... box, you must set Closed Captioning on picture This is too light or too dark. Please contact your nearest Samsung service center. Adjust the antenna. The TV won't turn on the screen. Make sure the broadcast you are connected to the correct jacks. Problem Poor picture Poor sound quality. Picture rolls vertically. Ensure that the signal cable...

Samsung Knowledge Base Results

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  • General Support
    ...: then press the left soft key for Picture Highlight the desired picture then press the OK key to add it to the message Highlight Sound then press the left soft key for Sounds Select either My Ringtones (1) or My Sounds (2) Highlight the desired Ringtone or Sound then press the OK key to add it to the message to...
  • General Support
    ... the Message text, using the keypad (up to 1000 characters) Highlight Picture then press the left soft key for Pictures Highlight the desired Picture then press the OK button Highlight Sound then press the left soft key for Sounds Highlight the desired Sound then press the OK button or select Record New to record a new voice memo Press...
  • General Support
    ... Sounds Press the OK key to set No Ring as the audible Text Message alert Select Picture Message (2) Press the OK key to set No Ring as the audible Picture Message alert Press the OK ...Picture Message alert Select Voicemail (3) Press the OK key to set No Ring as the audible Voicemail alert Press the OK key to set No Ring as the audible Voicemail alert How Do I Turn ...

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