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JVC LT-42X788 Support Question

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Question posted by twokeynet on August 19th, 2016

Display Only Shows No Program Or Week Signal. And No Sound

what's wrong

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Answer #1: Posted by hzplj9 on August 25th, 2016 2:56 PM

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hzplj9

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Either you have disconnected a cable from the TV or you have selected an incorrect source. Check all your cables are connected to their correct inputs and no-one has modified them. If that proves inconclusive suspect a fault with the TV but try other options before calling an engineer.

Related JVC LT-42X788 Manual Pages

Instructions - Page 1

LCD Flat Television Users Guide For Models: LT-37X688 LT-42X688 LT-42X788 LT-47X788 LT-37XM48 LT-42XM48 Illustration of LT-37X688 and RM-C1450 Important Note: In the spaces below, enter the model and serial number of your sales receipt or invoice to the inside cover of the television cabinet). Staple your television (located at the rear of this user's guide in...

Instructions - Page 9

... AVORITE DVR STATUS SOUND VIDEO ASPECT GUIDE SUB CH TV/VCR C.C. DISPLAY SLEEP ML/MTS MENU RM-C1450 TV AA Batteries x 2 Note: Your television and/or remote control may differ from the examples illustrated here. CH + - Cover x 1 Screw x 1 We recommend that before you start using your new television, you have all of a JVC LCD Flat Television. BACK F Remote Control...

Instructions - Page 11

VOL + MUTING BACK F OK AVORITE DVR STATUS SOUND VIDEO ASPECT GUIDE SUB CH TV/VCR C.C. DISPLAY SLEEP ML/MTS RM-C1450 TV RM-C1450 Notes: • For information on remote control ...Cable, you can use these buttons. • This remote control is connected to program the remote control. 11 If your TV is capable of operating many external device brands. SUB T. See page 67 - 72...

Instructions - Page 18

... screw to secure the cables. Notes: • If 480p signals (640x480 or 720x480) are displayed on your TV in their digital form. AUDIO AUDIO AUDIO COMPONENT AUDIO COMPONENT INPUT 3 S-VIDEO Y VIDEO PB L PR R INPUT 4 INPUT 5 / INPUT 1 AUDIO AUDIO OUT Y VIDEO VIDEO PB L L L PR R R R TV Rear Panel After the connections have been made to the HDMI...

Instructions - Page 19

... 1 SERVICE INPUT 2 DIGITAL AUDIO OPTICAL OUT TV Rear Panel 1) Connect the HDMI Cable from the DIGITAL OUT on the back of the TV. Notes: • When you do the above connection, set -top box, DVD player, A/V receiver or an audio and/or video monitor, such as a digital television (DTV). See "Video-1 Audio", page 45...

Instructions - Page 20

...The signal that has an optical digital input terminal by using an optical digital cable from underneath the television to...sound from your Optical Output connection if the audio source is from your optical output You can connect an amplifier that is output can be PCM or DOLBY DIGITAL. 75 Ω (VHF/UHF) PHOTO VIEWER INPUT 1 SERVICE INPUT 2 DIGITAL AUDIO OPTICAL OUT Amplifier TV Rear Panel...

Instructions - Page 24

.... Quick Setup Auto Tuner Setup In auto tuner setup, the TV automatically scans through all available channels, memorizing the active ones and skipping over blank ones or channels with weak signals. Your quick setup is Cable. • If you want to customize your television, or you may, (depending on the type of hookup...

Instructions - Page 25

... Initial Setup - + Tuner Setup External Input Picture Adjust Sound Adjust Clock/Timers Interactive Plug-in Photo Viewer Auto Demo Menu...replications of the remote, Front Menu screen showing "Video Status", "Aspect", "Auto Tuner Setup" and "Menu" will appear. The ones you use the MENU button on the TV's side panel instead of the television's onscreen displays. 25 The following (left) main ...

Instructions - Page 27

... + Tuner Setup External Input Picture Adjust Sound Adjust Clock/Timers Interactive Plug-in Photo ...button to return to the previous menu screen Initial Setup 1/2 Noise Muting Language Front Panel Lock V-Chip Set Lock Code Closed Caption On English Off Select Operate BACK Back... HDMI Size menu can only be displayed when a 480p picture signal is input to the HDMI terminal and the picture is being...

Instructions - Page 30

...television to the Initial Setup Menu. • To set up V-Chip ratings limits, these programs will appear when the password is correct. Note: Some programs, and movies are broadcast without a ratings signal. Even if you input the wrong... V-Chip On Set US TV Ratings Set Movie Ratings Set...and "Advanced Canadian Rating" menus may be displayed sometimes between "Set Canadian Ratings French" ...

Instructions - Page 31

... may also be able to the ratings categories explained above . Viewing Guidelines In addition to discern from reality. PARENTAL RATING SYSTEMS Programs with their children. ❒ TV 14 Parents Strongly Cautioned Programs contain some suggestive sexual dialog or situations. These types of content are created for very young viewers and should be blocked...

Instructions - Page 38

...MENU Operate Back Exit All fonts are usually found on closed captioning will display a notice at the start of the program. • To select the mode, press the C.C. button. See ...: • Closed caption subtitles are licensed from Monotype Imaging Inc. Some programs may not work correctly if the signal being received is usually found on text channel Text1. The other channels are...

Instructions - Page 51

... once as the default setting when you select reset. Use treble to adjust the level of high-frequency sound in the TV's audio with the balance setting. Adjust the level of low-frequency sound in your television. See page 52. Turn On Volume Turn On Volume allows you to set the volume level when...

Instructions - Page 55

... Viewer". JVC Everio Camera (Example) TV Rear Panel 75 Ω (VHF/UHF) PHOTO VIEWER INPUT 1 SERVICE INPUT 2 DIGITAL AUDIO OPTICAL OUT USB Cable 5) The TV screen will appear when you start the... data should be displayed. • All your USB Mass Storage Class devices. For "Multi Screen" and "Slide Show", see page 56 and 57. Photo Viewer Device Multi-Screen Slide Show Interval Time (sec...

Instructions - Page 60

...Sound on the side of the TV instead of your TV. Smart Sound Sound Effect Off Off Select Operate Menu Exit Note: • Smart Sound may become an unnatural effect, depending on the side panel...turns the volume down completely when you a choice of four TV picture display settings, including a display of the remote control. Press MUTING and the volume level will...; on the signal source.

Instructions - Page 61

... the timer to 180 minutes. Display The display screen shows the current information as the current time below. Turns the display off. 108-1 WEWEWEW Notes: • You may also turn the TV off the display at any step by pressing the π† buttons. However, the actual signal type you see will be displayed. Button Functions Sleep Timer...

Instructions - Page 63

...topics like "Sound Adjust" for specific information on using the MENU button on the side panel and enter by pressing the MENU† button. • If the television receives a 16:9 signal from your ... it is displayed, press the MENU button to "Full" automatically. If you are in one of the remote control. When a menu is different from their broadcast or recorded program. Back This...

Instructions - Page 74

... 1080i signals. See page 19. • If you have a device connected to INPUT-1 or INPUT-2, you will not be turned to the wrong setting. It is possible that external noise or interference is on the back of the TV. • You cannot output audio using the OPTICAL OUTPUT when you purchased the television. See...

Instructions - Page 76

...Dimensions (inch/cm) W X H X D Weight (lbs / kg) Accessories LT-37X688 LT-37XM48 LT-42X688 LT-42XM48 LCD Flat Television NTSC, BTSC System (Multi-Channel Sound) ATSC Terrestrial, Digital Cable VHF 2 to 13, UHF 14 to 69 at ...8226; This product uses the software of the TV set . 210W 37 inch / 94 cm measured diagonally, 16:9 ratio AC 120V, 60 Hz 250W 42 inch / 106.7 cm measured diagonally, 16...

Instructions - Page 77

...product uses the software of the TV set's on-screen cable channel numbers) is embedded in this product. Specifications Model LT-42X788 LT-47X788 Type Reception Format Reception Range... Digital Audio Dimensions (inch/cm) W X H X D Weight (lbs / kg) Accessories LCD Flat Television NTSC, BTSC System (Multi-Channel Sound) ATSC Terrestrial, Digital Cable VHF 2 to 13, UHF 14 to 69 at ATSC, CATV ...

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