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XP Power Options - Fact or Fiction?

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Name: XpUser
Date: June 12, 2005 at 12:07:16 Pacific
OS: XP Home & PRO All SP2
CPU/Ram: 2.02GHz/512RAM
Comment:

First of all, this thread is about setting power option for the Monitor only, never mind the Hard Drive, Hibernation and Standby.

In THIS thread today, Dave asked why his monitor does not power off even when he has enabled the Power Option. Mine never have powered off either. So I thought the Power option for the monitor was a joke until Sabertooth mentioned in response number 5 My LCD cuts off after X minutes based on the power option setting in windows.

This led me to solicit your thoughts as to whether Windows XP Power Options for the monitors is fact or fiction.

Every M$ articles I have read so far, especially XP Pro's documentation entitled "Power Options overview," and the article "Power Management in Windows XP" written by a M$ MVP, tells me that I can turn off my monitor to save power. The thing is when the clock tick in after 15 minutes of non-activity. the HD goes to sleep and the screen turn black but the monitor is still powered on. Does this mean that the power options for the monitors are usable only when you have LCD?


i_XpUser



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Response Number 1
Name: XpUser
Date: June 12, 2005 at 12:27:40 Pacific
Reply:

Typo... (go easy on me pls...today is a SUNDAY :-))


In THIS thread today, Dave asked why his monitor does not power off ........

should read

In THIS thread today, Bob asked why his monitor does not power off .........

Sorry about that Bob :-)


i_XpUser


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Response Number 2
Name: Rich Mentzel
Date: June 12, 2005 at 12:37:46 Pacific
Reply:

I have only LCD's and they all power off exactly in 1/2 hour I set for...of course all different brands and ages.


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Response Number 3
Name: Justme
Date: June 12, 2005 at 12:50:54 Pacific
Reply:

Hi guys,
CRT's have their own power source. Simply put... If you have a TV, VCR, DVD player all running off the same power board, each are live till disconnected from the source.

Not sure about LCD monitors. Still in the dark ages there.


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Response Number 4
Name: Justme
Date: June 12, 2005 at 12:59:15 Pacific
Reply:

A query for Rich Mentzel,
please don't take this the wrong way. If an LCD monitor is run through a kvm switch will it work? Or does it require it's own seperate power source like that of a CRT monitor?


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Response Number 5
Name: Lesley
Date: June 12, 2005 at 13:07:58 Pacific
Reply:


I have a CRT Monitor - in Power Options I have it is set to Never (Turn off)

However - a few years ago I did set it to 'turn off' after 30Mins

It did do that - the Screen went Black and the Power Light turned from Green (On) to Red (Standby)

That was only a temporary 'experimental' thing and it might have been when I still had Win ME

Should do the same with XP though - the Power Options are the same

Lesley


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Response Number 6
Name: XpUser
Date: June 12, 2005 at 13:13:07 Pacific
Reply:

Lesley wrote It did do that - the Screen went Black and the Power Light turned from Green (On) to Red (Standby)

That's exactly my situation. I still don't know if Windows OS is capable of shutting down LCD's as the above seems to tell me but now Justme disputing it.

i_XpUser


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Response Number 7
Name: domass
Date: June 12, 2005 at 13:37:38 Pacific
Reply:

I think that is by design that Windows can't truly "shut off" a monitor. I don't know about a laptop or an lcd monitor but if you press the power button on a monitor doesn't it cut the power source coming into it? If Windows would do this it would not be able to turn it back on at the point of activity. If I have shut off my monitor from the power button it will not come back to life unless I press the power button again no matter what signals the computer is giving it.
This is a SWAG(I learned what this meant yesterday)but I'll bet even when a computer shuts down a hard drive it can turn it back on only because there is still a live circuit going inside the hard drive that detects when the motherboard is calling it. Part of the technology needed for power options probably lies in the hard drive itself.
If you have a monitor that is plugged into the wall the best you can do is have one or two little circuits live that is taking orders from the motherboard to switch the main power back on in the monitor.
That would be my guess, someone might come and prove me wrong, I've been wrong before and will be wrong again, I'm sure! lol


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Response Number 8
Name: XpUser
Date: June 12, 2005 at 13:49:21 Pacific
Reply:

Hi domass, I'm smiling when you used the word SWAG. I think Ed from Texas is the one that often used it and which we at one time picked on him.

I tend to agree with your assessment regarding the power options. I also tend to diagreee with the accuracy of M$ documentations. I hope those technical writers in Redmond will revise the publications as to clarify what they meant by "turn power off."

i_XpUser


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Response Number 9
Name: Rich Mentzel
Date: June 12, 2005 at 14:04:02 Pacific
Reply:

Justme, I don't have one to try it on, but I don't see why it wouldn't work on one.


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Response Number 10
Name: Justme
Date: June 12, 2005 at 14:20:43 Pacific
Reply:

Thanks Rich. That basically means then the monitor's still live/active as in 'standby mode' not truly shutdown.

Domass' explanation is better than what I was trying to say.


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Response Number 11
Name: Rich Mentzel
Date: June 12, 2005 at 18:24:27 Pacific
Reply:

shutdown or standby, I use S3 standby and there is no way to get the monitor to run without
hitting the main power switch to bring back from sleep.


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Response Number 12
Name: XpUser
Date: June 12, 2005 at 19:27:35 Pacific
Reply:

Speaking of standby and hibernate, I like to think of them as Windows XP Sleep Disorders. They are problem-proned.

i_XpUser


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Response Number 13
Name: Rich Mentzel
Date: June 12, 2005 at 20:57:06 Pacific
Reply:

I have no trouble with either on 4 machines, never have. Now I know Amd machines have mucho problems with power managment ( but I never said that).


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Response Number 14
Name: bluejay
Date: June 13, 2005 at 09:55:38 Pacific
Reply:

Hi, I have two LCD monitors. If the system goes into standby, the monitor goes dark and orange standby light comes on. If I shut off the comp. the monitor reverts to standby,and must be manually turned off. Same with starting machine,monitor must be turned on manually. Good topic.


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