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no switch off on lcd
magneticblue
07-05-2007
i got a samsung 23" lcd and it doesnt have a full switch off on it, it just goes to standby, now will this wear the set out (backlight) or is it best to unplug the tv every night?

thanks
iDan
07-05-2007
No, it's designed to be left in standby.

The backlight doesn't get any wear when it's not on!

The manual will advise you.
paulyoung666
07-05-2007
i wonder if any tv has full switch off on the button nowadays ????
iDan
07-05-2007
Yes, they do.

Sharp, Panasonic, Vestel (Goodmans, Hitachi, Bush, Alba, Matsui, Proline etc), Daewoo, DMTech, Pioneer...
paulyoung666
07-05-2007
ok , point taken
c3pod4qp
07-05-2007
Originally Posted by Telly_Man:
“No, it's designed to be left in standby.

The backlight doesn't get any wear when it's not on!

The manual will advise you.”

My LG LCD has no off button beyond standby.

I thought that TVs used a significant percentage of power when left in standby and that we were all being encouraged NOT to leave them in standby overnight. I switch my TV off at the wall every night so as to minimise my electricity bills (and, of course, to save the planet!)

All the CRT TVs I ever owned had a button on the front to switch them off completely (i.e. they wouldn't react to the remote until this button was pressed again). Is there any reason why none of the LCD TVs I have seen have this feature?
paulyoung666
07-05-2007
neither does my lg lcd , maybe it is something to do with keeping part of the electronics 'warm' for a faster startup , having said that , maybe telly_man could comment on that
Nigel Goodwin
07-05-2007
Sony sets have an 'on/off switch', but it's only a light action switch, and NOT a mains switch - however, you can't bring the set back on via the remote, you need to press the on/off switch.

Power consumption in the 'off' mode though is extremely low - but even in standby modern sets have much lower consumption than older ones - there are strict EU laws about it.
Richard46
07-05-2007
Apart from my PVRs I like to turn things off at the mains. Not easy if sockets are hidden away so few years ago got a few of these.

http://www.maplin.co.uk/module.aspx?...=42504&doy=7m5

They seem to have gone up in price since I got mine unfortunately.
iDan
07-05-2007
Originally Posted by paulyoung666:
“neither does my lg lcd , maybe it is something to do with keeping part of the electronics 'warm' for a faster startup , having said that , maybe telly_man could comment on that ”

Due to the power consumption on LCD as opposed to CRT it's hardly worthwhile incorporating an hard power switch.

The power consumption on my LG LCD is just about the LED, i'd hazard a guess that my Sky box uses more power in standby than the TV!

Oh, and rwn72, switching off at the mains every night can actually do more harm than good if the item is designed to be left in standby.
Scotty_B
08-05-2007
Most TV's use less than 1W when in standby, hardly worth the effort of turning off at the mains.
Catbed
08-05-2007
Originally Posted by Scotty_B:
“Most TV's use less than 1W when in standby, hardly worth the effort of turning off at the mains.”

So if there are 20 million TVs in the UK that's just 20 MegaWatts - about 10 wind turbines worth ...
gomezz
08-05-2007
Originally Posted by Catbed:
“So if there are 20 million TVs in the UK that's just 20 MegaWatts - about 10 wind turbines worth ... ”

But that is only one half of the energy equation. The other half you have to balance it against to get the true picture has been discussed here and else where many times so I will not bother repeating it.
okuda
08-05-2007
Not to mention that most LCD and Plasma TV have a digital tuner and this needs to download the TV guide overnight in some cases..! so therefore needs to be in standby..!!
Scotty_B
08-05-2007
I'm not aware of any IDTV that uses the 4TV guide?
iDan
09-05-2007
Originally Posted by Scotty_B:
“I'm not aware of any IDTV that uses the 4TV guide?”

Nor me.
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