Top 20 Sharp LC 70LE640U AQUOS 70 1080p LED LCD TV Questions & Answers

These blinks [flashes] are fault indication (Error Codes). From the number of blinks occur at one time switch ON, you can get an idea about the faulty circuit section inside it. This will make repair easy. These are called blinking codes. Make sure about the exact number of blinking of the standby/power LED, by switching On & OFF the set, for at least two times. Count it carefully. If you wish to get some details, check the site linked here. It has details about blinking codes, and fault locating procedure, to many popular brand TVs and other devices. http://electronicshelponline.blogspot.com/

Question edited for a lot more clarity! All questions need full 'make model (what it is)' please.Question moved to Sharp Aquos category.This is their support page which is pretty bad. There is an email link. You don't say WHY you want a firmware update, but firmware in not supplied for televisions according to our Fixya television expert Larry. Firmware updating is fraught with danger and should not be undertaken lightly even when it is available. Sharp only supply software updates, no firmware.https://www.sharpusa.com/Support/ProductDetail.aspx?model=LC-60E78UNSOFTWARE updates are here in the manual on this page and continues in detail on the next page.https://www.manualslib.com/manual/318507/Sharp-Aquos-Lc-60e78un.html?page=24..

Page 29 has mention of it, but nothing regarding text size. http://files.sharpusa.com/Downloads/ForHome/HomeEntertainment/LCDTVs/Manuals/40LE653U_32LE653U_OM_EN.pdf There is a video here that mentions customizing. https://www.google.com/search?q=Sharp+Aquos+TV+LC-32LE653U%2C+change+subtitle+size .. ..

I found this.

LCD TV Repair Tutorial - LCD TV Parts Overview, Common ...

https://kzblack.info > green > lcd-tv We are going to be giving a general overview of LCD TV Repair in this video ... now recently started showing message "Do not turn off scan" and never ends.

Best advice here. Don't try to repair it yourself. https://www.fixya.com/support/r29790007-repairing_own_television ..

https://elektrotanya.com/cgi-bin/download2.cgi?dk=wgzgtxz9xfakb6w5s2gbjalr7l6hmh579r0th7lfiongeyjc&fid=105643&file=sharp_aquos_lc32_40_46_52le700un.pdf Should be the faulty memory IC. Download its service manual by the above link, and refer it. If you wish to get some details; check the sites linked here. https://elektrotricks.blogspot.com/ https://electronicshelponline.blogspot.com/ Faults & possible causes to LCD screen are given with illustrations. You can get an idea about the fault. Search the site by type in the Brand Name of your set, in its search bar at the right side column, and press enter. See it in by Webview with mobile or by desktop. Mobile View has no search box. Screen-shots to defective LCD panels are given. You can see and compare to that to your TVs', and can make sure about the fault to an extent.

Not sure you can

What is the model number of that TV. without it, how can one respond? If you wish to get some details; check the sites linked here. https://elektrotricks.blogspot.com/ https://electronicshelponline.blogspot.com/

One way to deal with this issue is to power cycle your Sharp TV. This way you will be able to find out if the light blinking is due to improper bootup and hopefully resolve it. https://downloadnox.onl/ https://vidmate.vet/ https://vlc.onl/

This model was known for bad capacitors in the power board, have you tested them and or power supply voltages?

Fault with its main board. Short circuited component/s at it. Contact any service technician; or the authorized service center. If you wish to get some details; check the site linked here. . Pull up older posts. http://electronicshelponline.blogspot.com/ . https://elektrotricks.blogspot.com/ http://electronicshelponline.blogspot.com/ In most cases, the main board might have to be replaced. If so, a software [firmware] update too might be necessary. Check and replace the damaged component/s at its main board. Contact any service technician. If you wish to get some details; check the site linked here. Pull up older posts. Surf the site by type in the brand name of your TV, at its search box at the right column. View the sites by desktop computer or by Webview by mobile. Mobile view has no search box.

We have the same TV. In settings for sound you need to select the port directing where you want sound to play. It may be that it is currently setup to play to a sound bar.

No, you just told the television to format the USB into its own formatting format. It doesn't back it up for you. You should have purposely made a back up of everything on the USB memory stick to your computer. If you haven't done that, you can put the USB stick into the computer and use 'Undelete' software. Recuva is pretty good and the ones that normally say 'Free', mean they are free to see what is can find, but not to restore is back. https://www.google.com/search?q=%27Undelete%27+software Recuva https://www.ccleaner.com/recuva Everyone should have CCleaner! ..

https://www.techwalla.com/articles/how-to-change-the-aspect-ratio-on-my-sharp-aquos-tv

Base screw size for a sharp aquos lc60le600u - Fixya

www.fixya.com/support/t21164248-base_screw_size_sharp_aquos_lc60le600u

Nov 4, 2013 - Once I had a chart of the screw sizes but I'm not sure that ... If you want you can callSharp when they open tomorrow morning 8:30 AM central ... What size screws do I need for TV stand model no ... 11 answers Oct 11, 2017 What is the vesa wall mount pattern on a sharp lc ... 11 answers Jan 25, 2014 SOLVED: Hi. I need the 4 screws to mount the TV ... 10 answers Jul 10, 2010 aquos screw size Questions & Answers (with Pictures) 9 answers Jan 21, 2010 More results from www.fixya.com Missing: 65SE94U

https://www.youtube.com/watch?v=_UyXfxG5LyE

Do a reset to this TV, and then check. There are two methods to reset TVs. The first is simple to do; a Hard Reset. The other is somewhat skilled; is a Factory Reset (System Reset). To make it a hard reset, just unplug the TV from AC mains wall socket, and re-plug it back after 15 minutes or so. If you do this by overnight is better. This procedure will make it a hard reset. If you want to make it a system reset [Factory Reset]; you have to enter its service mode option, and select the factory reset option. If you wish to get some details; check the site linked here. Pull up older posts. http://electronicshelponline.blogspot.com/ Service mode entry, adjust and exit procedure to many popular brand TVs are given. Never forget to exit the service mode, after all adjustments have been done.//

Record model number and google sharp software upgrades. You may not even need to load it , but it always solves my problems as you describe as yours. Good Luck

the motherboard needs replaced, due to the onboard voltage regulator is out.