HP laptop black screen issue

Hey everyone, I’m hoping someone might be able to point me in the right direction regarding a headache I've been dealing with lately.
My Dell Inspiron running Windows 7 keeps throwing these random black screens at me. There's this weird, flickering line of colorful pixels hugging the left edge, and my only real option is to just force a hard shutdown on the laptop.

The strangest part? It happens when I have an external monitor plugged in too. And while it's acting up, I can't even get in via TeamViewer—it just tells me the machine is offline.

I actually tried a clean reinstall of the OS, but no luck, the exact same thing happens. I have Windows 7 installed on an SSD, and I've also got an extra HDD tucked away in a drive bay where the optical drive used to be.

Does anyone have any clue what might be causing this?

I'm leaning towards the graphics card being totally fried.
I’m pretty much 100% certain about that, assuming you've actually got a dedicated GPU in there.
But hey, let's wait for some IT guy to chime in... though honestly, I don't know if anyone left the "coding" life behind yet.

Jesse Sullivan2 said:I'm thinking my graphics card is totally fried.
I'm pretty much 100% sold on this idea if you've got a dedicated graphics card.
But wait, are we actually going to see any IT pros show up if everyone else has already jumped ship to "programming"?

You’re definitely on the right track here. Based on the specs, this Dell Inspiron should come with both integrated Intel graphics and a dedicated AMD Radeon 6490m. Plus, if the model number is spot on, it should have an extra 1 GB of RAM just for that dedicated card... right?
Seeing artifacts pop up on your screen usually means you're looking at a hardware issue with the graphics card or its dedicated memory. If it were just a busted cable, you'd likely see the whole image cut out whenever you move things around.

I've never really messed around with dual graphics setups in a laptop before, but I do know there’s a way to switch between them using software.
Now, I’m not even sure which thread starter we're dealing with here. Honestly? It would be best if they just tried running things on the integrated Intel graphics first. That way, we can actually narrow down where the problem is coming from.

Redom:
What happens if you're just running on the integrated graphics?
Could the processor be overheating? If so, that’s probably dragging the graphics down with it. Honestly, the best move is to just crack it open, blow out the dust, and make sure the fan is actually spinning like it should. While you're in there, you might as well swap out the thermal paste too, right?
Time to run some RAM tests. Since this specific model uses part of the system memory for the graphics, I want to make sure everything is running smooth. Better safe than sorry, right?
Could the processor be fried from overheating? Honestly, I wouldn't bet on it. It’s pretty unlikely, especially since Intel has been using thermal monitoring to force a shutdown long before things get critical. Why risk the hardware when the system just kills the power first?

What happens if you're actually running on the dedicated graphics?
If that graphics card memory is acting up, it’s usually just an overheating issue again. Anyone else run into this?
Looks like that graphics chip got fried for the exact same reasons.

I put that in quotes because, more often than not, you’re looking at a connection failure caused by those solder balls overheating. There are just way too many of them to ever perfectly isolate the exact culprit...

Laptops just aren't built with great cooling in mind, right? It’s like they cram way too many chips into a tiny space, especially when those components are prone to running hot. Most new laptops come out with barely enough cooling to get by, and then you add dust to the mix? Pretty much game over. Everything inside just starts slow-cooking itself.
Trying to "fix" a chip by blasting it with a hair dryer or attempting some DIY reballing might actually work for a little bit, but let’s be real—it's usually just a temporary band-aid. You really think that's going to last? Most of the time, you're just buying yourself a little more time before it dies again.
Big projects? Honestly, they're usually just not worth the hassle. Why bother?

Kyle Phillips70
Does this happen when you're actually pushing it with some heavy gaming, or is it just happening totally at random even when the system is idling?
Have you ever tried just running things on the integrated graphics?
Have you ever tried hooking your laptop up to an external monitor using both video outputs?

How's it going? Looks like the only way out is a trip to the repair shop...

Michael Jackson10 said:@Kyle Phillips70/">@@Kyle Phillips70
Does this happen during long sessions, when you're doing heavy graphics work (like gaming), or is it just totally random even when idling?
Have you tried running it using only the integrated graphics?
Did you try hooking the laptop up to an external monitor (using either video output)?

Either way, the fix is probably a trip to the repair shop...

First off, thanks so much for all the replies!

Following up on that, I have a question—is there a way to manually select which graphics card I want to use? (I'm at work right now, so I'll dig into it more once I get home)

The laptop was actually opened recently (a few months ago) and cleaned out for dust, but it doesn't look like they touched the thermal paste or the processor. And since it hasn't been used much, I'm not sure if it could have gotten that dirty... My first suspicion was overheating, but then again, this "glitch" can happen right after I turn the laptop on, maybe after just a minute or two. It also happens if I just leave it running without touching it (idling), where after, say, half an hour, the screen just goes black. If I'm playing a game, I can hear the fan ramping up, but that shouldn't be the issue; it should handle it fine. Sometimes it runs for two weeks straight without a hitch, and other times I have to hard reset it five times in half an hour...

I tried connecting a TV via the HDMI port—same thing, black screen. Tried a monitor via the VGA port, same result.

I actually took it to a local repair guy, but unfortunately, he couldn't figure out what was wrong. Not to mention, the damn thing didn't freeze even once while he had it for 15 days 😁

And yes, I definitely got the laptop model right, and on top of the original 4GB of RAM, I added another 4GB, so it's 8GB total.

Kyle Phillips70 said:Following up on that, I have a question—how can I manually pick which graphics card I want to use? (I'm at work right now, so I'll dig into this more when I get home)

Like I said, I haven't really dealt with this before, so I did a little digging: there should be a "Switchable Graphics" app in the laptop's software suite, and it basically switches over to the AMD automatically based on how heavy the task is... it might also have something to do with the power options in the BIOS. It seems like it prefers using the stronger graphics when plugged in rather than on battery (from what I've read, picking certain Power options can enable or disable some switching settings)
I'm not sure if there's even an option for manual selection... I'll have to look into that myself...

You mentioned you're using Windows 7, too—is there a specific reason for that, why not Windows 10?

Anyway, a totally black screen along with pixel artifacts definitely points to a graphics issue (so, not the blue screen of death...)
Now, could this be the moment where the laptop tries to switch to the better graphics card and it just dies? Maybe its memory (personally, I doubt those two things), or maybe just the driver... it's hard to tell from a distance...

The laptop was opened recently (a few months ago) and cleaned out of dust, but it looks like the thermal paste and processor weren't touched. And since it hasn't been used much, I don't know if it could have gotten that dirty... My first thought was overheating, but this "glitch" happens even when I just turn the laptop on and it crashes after a minute or two. It also happens if I leave it on and don't touch it (idling), and then after maybe half an hour, the black screen appears. If I'm gaming, I can hear the fan ramping up, but that doesn't seem to bother it; it handles it fine. Sometimes it runs for two weeks without any issues, and other times I have to reset it five times in half an hour...

I tried plugging a TV into the HDMI port—same thing, black TV. Tried a monitor on the VGA port, same result.

The laptop was with a guy who does repairs, but unfortunately, he couldn't figure out what was wrong. Not to mention, it didn't freeze once in the 15 days he had it.😁

And yeah, I got the laptop model exactly right, and on top of the original 4GB of RAM, I added another 4GB, so 8GB total.

Over time, thermal paste dries out and its conductivity changes, so it's always a good idea to slap some fresh stuff on while you're doing a deep cleaning...

Since you're the only one who knows all the patterns behind these crashes, try to spot any cause-and-effect links during use that would be harder to recreate at a repair shop like:
it crashes when I run a graphics-heavy program, or when I open way too many tabs in Chrome, or when I have multiple apps running at once...
Noticing those kinds of "scenarios" helps diagnostic shops a ton...

Michael Jackson10 said:Like I mentioned before, I didn't really have any experience with this, but I've been doing a little digging lately. There should be some kind of "Switchable Graphics" application included in the laptop's software suite, which basically looks at how heavy the workload is and automatically switches over to the Radeon for more demanding tasks... apparently, it also has something to do with the power settings in the BIOS. It seems like it prefers using the high-performance graphics when plugged into the wall rather than running on battery—from what I've read, picking certain Power options might enable or disable the ability to switch between the two GPUs.
I'm not entirely sure if there's actually an option to manually pick one or the other... I'll probably have to look into that myself...

Yeah, I stumbled onto that too. In the BIOS, you can toggle between Dynamic or Fixed, so I switched mine over to Fixed. Then, inside the Radeon software, I cranked everything up to max performance and set the Radeon as the active GPU. It lasted about five minutes, though... while I was sitting here typing my reply to this thread, it crashed again.
Then I tried the opposite—setting the Intel integrated chip as the active GPU. It crashed after a little while again. I'm using an external monitor during this whole process (a Philips via HDMI).

Code:

I actually tried installing Windows 10, but I ran into issues with the display drivers. During the boot sequence, I get a black screen that just hangs for about two minutes before finally loading into Windows. It seems like the drivers or the card itself just aren't compatible with Windows 10.

Code:

- It crashes as soon as it boots up and I start opening folders.
- It crashes while I'm just browsing the web in Chrome.
- It crashes while I'm watching a movie.
- It crashes even when everything is closed, like after 20-30 minutes of idle time.
- This happens regardless of whether I'm using the built-in screen or the external monitor.
- Honestly, I haven't noticed a pattern; it feels pretty much random.

Run some more memory tests, or maybe just try running it with a single stick... if that doesn't work, then the motherboard is likely toast. Honestly, if anything on there actually died, it's probably not worth fixing... but you should still have a repair shop take a look at it just to be sure...

I've already run some tests with Memtest86, and honestly, both sticks came back completely clean—no errors at all. So, I guess my next move is just to try running things with the newer one by itself.

Michael Jackson10 said:If that doesn't fix it, then the motherboard is likely toast. To be honest, if anything on there actually failed, trying to repair it usually costs more than it's worth... but I suppose it wouldn't hurt to have a local repair shop take a look anyway...

Ah, yeah... everything seems to be pointing right toward that conclusion. 🙂

The RAM seems fine on its own, but the thing is, the motherboard died on both slots, regardless of which one I try...