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power boot problem monitor wont turn on

By craigt ·
I have a clone amd 850, 512 ram, 2 hdd, 2 cdroms, 4 pci cards used and agp slot used for video
when i turn on the computer most of the time the light on the monitor wont switch over from amber to green. sometimes it does turn green but only for 10seconds then it switches back to amber tried unplugging everything except video card, ram, cpu and mouse... still no go ... changed video cards with new one does the same thing. plugged in different monitor and does the same thing. Help please

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power boot problem monitor wont turn on

by craigt In reply to power boot problem monito ...

Point value changed by question poster.

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power boot problem monitor wont turn on

by mmurdock In reply to power boot problem monito ...

Is the system comleting POST? Are you hearing a post beep?

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power boot problem monitor wont turn on

by craigt In reply to power boot problem monito ...

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power boot problem monitor wont turn on

by hootie14 In reply to power boot problem monito ...

Have you tried using a PCI video card?
Is your CPU seated properly?
Could there be something wrong with your RAM?

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power boot problem monitor wont turn on

by craigt In reply to power boot problem monito ...

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power boot problem monitor wont turn on

by craigt In reply to power boot problem monito ...

I don't hear any post beeps ... I haven't tried a pci video card yet or different ram yet ... tried reseating cpu with no effect

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power boot problem monitor wont turn on

by Lizzy In reply to power boot problem monito ...

If you are getting power at all when you turn on the PC, then you first need to try a known good video card. If an agp card does not work, you need to try a pci card to rule out the slot on the MB. It's not your monitors, but they are a symptom. Also try to boot into safe mode for the display cards if it gets past post.

If you rule out the power supply (if the PC is powering on even though not posting), then the video card, the next thing to check would be the RAM chips. Take them out and try to boot into safe mode. It will be verrry slow if it works. Then if it goes into post, try swapping in some known good ram. The thing is, if it's bad ram, you will usually hear a non-stop beep, beep, beep, beep...

The other answers suggest that it might be your processor which may be. You say you checked all connections and reseated the processor, video card, ram. Make sure all cables connecting these devices are solid also. Make sure that all connections coming from the power supply are solidly plugged into their devices. Is the MB getting power?

Did anything happen recently to this PC? Software install, BIOS upgrade, hardware change, power surge, etc.? Please post a comment with more details of what you have checked for more assistance in trouble shooting this.
Thanks.

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power boot problem monitor wont turn on

by craigt In reply to power boot problem monito ...

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power boot problem monitor wont turn on

by opatzg In reply to power boot problem monito ...

put a pci video card in and see what happens, AGP slots normally need drivers loaded for the motherboard to make them work properly. That should rule out a video card problem. Do you have onboard anything?

Try unpluggin everything again and usea different keyboard and mouse along with a pci video card and see if anything comes up. If nothing does then you're down to cpu/memory/motherboard. If you have multiple ram chips try just one then the next one alone.
Are the hard drive spinning up to speed or do the fans power on? How many watts is the power supply, AMD's want at least 300w to be certified ok. You've got a lot of cards and powered drives for only a 300w supply, you may need more power, removing drives and cards should tell you where the break point is.
Good luck

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power boot problem monitor wont turn on

by opatzg In reply to power boot problem monito ...

No post beep with nothing but video plugged in is not good. Sounds more like a motherboard/cpu problem. If you can test it in another machine or with another cpu that may help. Is the cpu heat sink fan running? If not the amd cpu probably burnedout and you'll need a new cpu and fan.

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