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tymiller
07-28-2009, 07:07 PM
So, I have a client that called me about a laptop that he dropped. The screen doesn't come on. The bottom half of the front bezel is broken off and the screen hinge is bent.

I ordered him a new bezel and inverter. That didn't do the trick.

I have checked all the connections from the screen to the motherboard. I have tried to hook up a external monitor to it, but that doesn't work either.

Another odd thing, is that when I turn it on, 10-20 seconds later, it like reboots, but I have no idea what is going on, because I cannot see the screen.

I could replace the screen, but what if it's a motherboard issue. Any ideas?

It is a pavilion dv9000, AMD.

Thanks.

NYJimbo
07-28-2009, 07:18 PM
Don't waste more money buying a new LCD, you need to strip that machine down and inspect the motherboard completely.

anonymous Mac Tech
07-28-2009, 07:43 PM
I have checked all the connections from the screen to the motherboard. I have tried to hook up a external monitor to it, but that doesn't work either.


If the board isn't even producing video I would say that rules out anything screen related, right? Did you check for external video before replacing the inverter? How about just simply reseating the RAM or trying new RAM? Did the restarting issue happen before replacing the inverter? Follow Jimbos suggestion and strip everything out. Even with everything out besides RAM it should produce video, with the exception of the video card not being integrated.

computergeek1
07-28-2009, 08:00 PM
So, I have a client that called me about a laptop that he dropped. The screen doesn't come on. The bottom half of the front bezel is broken off and the screen hinge is bent.

I ordered him a new bezel and inverter. That didn't do the trick.

I have checked all the connections from the screen to the motherboard. I have tried to hook up a external monitor to it, but that doesn't work either.

Another odd thing, is that when I turn it on, 10-20 seconds later, it like reboots, but I have no idea what is going on, because I cannot see the screen.

I could replace the screen, but what if it's a motherboard issue. Any ideas?

It is a pavilion dv9000, AMD.

Thanks.


You need to do more troubleshooting before ordering parts thats just crazy, i would say its a motherboard issue but you need to strip it down like people have said.

batemantech
07-29-2009, 01:39 AM
Not to sound like a broken record but you definitely need to do the troubleshooting everyone suggested. You are going to just keep on running costs up for the customer causing them to get frustrated and lose faith in you. Try reseating the ram like AMT advised its quickest and easiest and go from there.

tymiller
07-29-2009, 04:58 AM
If the board isn't even producing video I would say that rules out anything screen related, right? Did you check for external video before replacing the inverter? How about just simply reseating the RAM or trying new RAM? Did the restarting issue happen before replacing the inverter? Follow Jimbos suggestion and strip everything out. Even with everything out besides RAM it should produce video, with the exception of the video card not being integrated.

It is not producing any external video, but I'm not sure if it is staying on long enough to do so. Tried reseating the RAM. Tried both inverters.

I will strip it down and check all the connections and such, and will update.

NYJimbo
07-29-2009, 05:06 AM
It is not producing any external video, but I'm not sure if it is staying on long enough to do so. Tried reseating the RAM. Tried both inverters.

I will strip it down and check all the connections and such, and will update.

Check all interfaces along the edges of the board.Also inspect the whole surface of the board for any thing that looks loose.

Sometimes if the machine has a BGA-type chip like a GPU it can break a few solderballs loose from the board after a high impact hit. Nothing you can easily see, but just something to be aware of.

tymiller
07-29-2009, 05:18 AM
Check all interfaces along the edges of the board.Also inspect the whole surface of the board for any thing that looks loose.

Sometimes if the machine has a BGA-type chip like a GPU it can break a few solderballs loose from the board after a high impact hit. Nothing you can easily see, but just something to be aware of.

Thanks for the tips!

Doctor Micro
07-29-2009, 10:44 AM
Step back and take a deep breath. Was it working fine before he dropped it? If, as I'm guessing, the answer is yes, think about all the things that can happen from extreme shock. PCB cracks, broken solder joints, loose and broken connections, hard drive head bounce, just for starters. Strip that baby down to parade rest and put your Mark 1 Mod 0 eyball on everything just for starters.

Dropped Laptops that suddenly stop working = physical damage to one or more components.

studiot
07-29-2009, 10:59 AM
Do you have a mini pci post card?

tymiller
07-30-2009, 02:18 AM
After further examination, I found more things cracked like the back bezel, hinges were bent, etc. So he decided to just buy a new laptop, as the repair price would have been high.

Thanks for all yall help!!

TechGirl86
07-30-2009, 07:28 PM
DV9000 are known to have all kinds of problems, and I will say that I have seen more Dv9000 and DV6000 than any other laptop models for sure! I know HP has actually done a recall on several models so have this man also check to see if his model is a recalled one, he may get help from HP and not have to buy another computer. We've had a few people get help from HP and they gave one of our customers a new laptop, so check into that.

Doctor Micro
07-31-2009, 03:23 AM
DV9000 are known to have all kinds of problems, and I will say that I have seen more Dv9000 and DV6000 than any other laptop models for sure! I know HP has actually done a recall on several models so have this man also check to see if his model is a recalled one, he may get help from HP and not have to buy another computer. We've had a few people get help from HP and they gave one of our customers a new laptop, so check into that.

Maybe... but not for a laptop that was obviously dropped.