Having problems with your PC Laptops ?
The invesion polarity of the power supply coul'd be broken the mainboard?
Reverse polarity of the power supply to a laptop will damage the motherboard if there is no reverse polarity protection built-in to the motherboard circuitry.
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The invesion polarity of the power supply coul'd be broken the mainboard?
Reverse polarity of the power supply to a laptop will damage the motherboard if there is no reverse polarity protection built-in to the motherboard circuitry. ... PC Laptops
Viewsonic VP2130B no Video
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Run normal with the ac adapter without the battery installed. The ac charges the battery when on shutdown. the computer runs normally when using battery power only. Here is the problem: when I connect the ac adaptor with the battery installed the computer does not charge the battery and different messeges start popping up and the the ac and battery Icon on the bottom bar starts switching from one Icon to the other in a flickering motion. what is causing this problem.
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My nc8000 shuts down after few seconds and starts after power plugged in or battery inserted
Hi Turecki, It's a moderately easy fix for this common issue with HP/Compaq Laptops. Simply go to ebay, purchase an "inverter" board built for a NC8000 laptop can range from $10-$50 just purchase one with a minimum 6 month warranty. Its about a 0.5 ... HP Compaq Business nc8000 Notebook
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I believe you are using a new power supply now.\015\012Before you start, first check if your Power button is OK.To do this, first unplug the power cord from your PC.Remove POWER-Button connector (with black/white or blu ... HP Computer Processors
Computer wont turn on
I had the same problem here. And sure enough it was the USB socket that had been bent inside or broken off. Basically the pins were touching the sides of the casing and causing it to short on power up.I used the method suggested above - g ... Dell Dimension 5150 (DIM515MIN) PC Desktop
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Polarity for power supply for cornea mp 704 lcd monitor
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I have Dell Inspiron 1521 that is 2 years old (although it has only been used about 8 months total). I got an error about it not recognizing my ac adapter (the original ac adapter from Dell that it came with) & the battery wouldn't charge. Now the battery is dead. The light on the ac adapter is green even when plugged into the laptop. When ac is plugged in to the laptop the battery icon flashes blue. When I power the laptop up, the battery icon flashes red and I get the low battery warning.
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Computer not starting, i have a Dell Dimesion 8250
It could be the power switch itself, in which case you can probably get a refurb switch from Dell for about 10 bucks. There is a way to bridge the switch connection at the motherboard and boot up if the switch itself is what has gone bad. You'll hav ... Dell Dimension 8250 PC Desktop
Replacement External Power Supply
So the old power supply doesn't have the output voltage, current and polarity noted on the label? What a ripoff! *grin*\015\012\015\012Did you look on the case near where it plugs into the monitor? Sometimes that will tell you the voltasge and polari ... Planar PL2010M 20" Flat Panel LCD Monitor
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Computer not loging on
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Replaced my power supply, now keyboard and monitor wont work.
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