Having problems with your HP Pavilion m7640n PC Desktop ?

My Pavillion m7640n when we would watch a movie on line it would be fine for about 5 min then it would freeze up. I was told it wasnt cooling the vidio card so I vacumed it out without touching anything, turned it on and nothing but a black screen and a beep, what is the problem ?


Answers :

Check to see if the memory card came loose and press it back in firmly
Repair Help & Product Troubleshooting for HP Pavilion m7640n PC Desktop

Tips for a great answer:

- Provide details, support with references or personal experience .
- If you need clarification, ask it in the comment box .
- It's 100% free, no registration required.

Suggested Questions/Answers :

My Pavillion m7640n when we would watch a movie on line it would be fine for about 5 min then it would freeze up. I was told it wasnt cooling the vidio card so I vacumed it out without touching anything, turned it on and nothing but a black screen and a beep, what is the problem ?


Check to see if the memory card came loose and press it back in firmly ... HP Pavilion m7640n PC Desktop

No video I can turn on the computer and my monitor says check cable and computer monitor working regretfully a regular video card will not fit in this version computer if this is the problem where do I purchase a new video card


It's not necessarily the video that's the problem. Anything that would keep the computer from beginning the POST process (beginning of the process of booting your computer) could also result in no video. When you start the computer up, does it beep ... Dell C521 DimensionTM PC Desktop

Computer dies on me (can't say it better due to no technical knowledge; pls read :-)


The 'click' sound you hear when your computer goes off is the hard drive head parking itself.  It does this whenever the machine shuts down to prevent damage.As for the problem itself, I believe your computer is overheating.  Th ... Acer TravelMate 290LCi Notebook

My e-Machine W3115 automatically shuts down multiple times


1) Computer off, and unplugged from power. (Unplug from the surge protector FIRST, then unplug the power cable out of the power supply)2) Work on a table where you have plenty of room.Open the computer case. (Rear of computer, ... eMachines W3115 PC Desktop

Acer power up problem and no picture on screen


Try this link it will take you to a page that describes the beep(s). Once you figure out what it is telling you let me know and ill let you know if there is anything you can do.\015\012\015\012 ... PC Desktops

My hp pavilion a6403w pc monitor does not start up when i turn my computer on. Do you know anything about a possible download thta might of caused this?


Ok,whew! I finally figured out what was wrong with my MCP73M02H1 motherboard.First, the problem. I have a HP A6403w pavilion desktop with the above mentioned motherboard. When booting the computer, it would start up, flash the lights on the keybo ... HP w19 19" LCD Monitor

Dell inspiron 6400 won't power up


Believe that this is an indication about the CMOS battery. It shouldn't have gone bad though, as the average lifespan of a CMOS battery is 9 years.Dell's terminology for this battery is, "Coin-Cell Battery". No matter what name it is bein ... Dell Inspiron 6400 Notebook

Acer aspire 3680 won't turn on / Black out.


This line of Acer laptop has numerous power issues. If the laptop actually will not power you will likely need to perform some component level repairs. If it powers on but does not complete POST. (Meaning you dont see anything on the screen) Then you ... Acer Aspire 3680 Laptop

V2300cto intelpro wireless problem


Download hirens boot cd, this cd contains all the diagnosic and repair software on it you will ever need, test the HDD and see what it says about the drive ... HP Compaq Presario V2000 Notebook

Start up problem


Generally, that loud beep you hear is your BIOS (the part of the \012computer that turns on everything else) alerting you that there is a \012serious error with it's ability to function. Just for example, the beep \012could be due to your RAM not bei ... HP Pavilion dv2000t 14.1" Notebook Laptop PC (Intel Core 2 Duo T5500 1.66 GHz, 1GB RAM, 100GB HDD, D... PC Notebook

How can i fix a problem with my laptop


That is never fun. The first thing to always do is reset the laptop (disperse all capacitors) by removing the battery and ac adapter then holding the power button in for 45 seconds. Then I would remove your hard drive(s), wireless card and ram,turn ... HP Pavilion ze4400 Notebook

Gateway not turning on with or without battery/AC adaptor


These people are right and there is definitely some hardware issues with your computer...which can be repaired but not really worth the money or effort. ... Gateway MT3705 Notebook

Monitor stays on for a few seconds then goes out


This problem is very often caused by dry electrolytic capacitors on the inverter board. If you have some skill with soldering you could try to change them. When buying new ones ask for LOW-ESR capacitors for switching mode power supplies (SMPS) and 1 ... Acer AL1711 17" Flat Panel LCD Monitor

Poweredge1300 no post


Good news, you can save the machine, although it may take a while. There are a few ways to do this. If you are lucky enough that the boot sector of your BIOS didn't get corrupt and your computer still posts and you can put in a floppy. Then all you ... Dell PowerEdge 1300 Server

Computer does not always turn on,


You may have a failed motherboard then. Failure of motherboards is usually due to breaking capacitors. A few years ago a capacitor company stole the "recipe" for making capacitors from another company and tried to make their own, unfortunately ... Gateway GT5220 PC Desktop

Lenovo Ideapad Y510 c drive full but d drive shows as empty


The cursor jump is probably because your arm or part of your hand is getting close to the touchpad.I have the same problem.You can toggle touchpad support by holding down the 'Fn' key and hitting 'F8'. (Fn+F8)Don't forget to turn it ... Lenovo IdeaPad Y510 Notebook

Brightness pops up


I know you said there were others that had the \015\012same problem with the Main Menu coming up and I thought I would tell you \015\012what I did to fix the problem.\015\012\015\0121. I shut down the PC.\015\0122. I removed the p ... Dell E171FPb 17" Flat Panel LCD Monitor

I have a Dell Inspiron 5150 that doesn't seem to post. When I turn it on, the power light comes on, the battery light comes on, I hear the heat sink fan run, but I don't get the Dell splash screen. I tried a different video card. Nothing. I connected to an external monitor. Nothing. I have heard of a lot of problems with this model, but never about the video socket on the motherboard. Is there anything else I could try?


This is a sample of what you can try to do to diagnose a non-starting computer, If these don’t work, realize that most likely a system board (motherboard) has failed or the actual power trim strip above the keyboard has failed. ... Dell Inspiron 5150 Notebook

Computer won't load anything


You stated you removed the CPU. Did you clean the old theraml grease off & apply new before you reconnected your heat sink & fan? Did you reconnect the ATX 12V JPW1? power. This 12V power connector is used to provide power to the CPU? Lastly ... PC Desktops

Westinghouse L1916HW Monitor On-Screen Display keys malfunction


Hi!! I have a Westinghouse L1916HW 19" DVI LCD 2ms Widescreen Monitor and it turns itself off . Sometimes it works without problem for long time or just for 15 mins, and after turn on it several times the problem disappears. Now,when it is work ... Computer Monitors

Can't boot up laptop


Problem with ur memory(RAM) ... Gateway 450SX4 Notebook

Can't boot up laptop


If your Usb port works, then the mobo is working, so possible graphics problem.\015\012\015\012Try booting up in safe mode(normally pressing F8) on boot up then highlight 'start windows in safe mode', to see if Windows will load with only minimal dri ... Compaq Presario 2140US Notebook

Packard Bell iMedia 1402 - New Memory - Now Won't turn on...


BAD MEMORY MODULE\015\012Im thinking CPU fan\015\012Otherwise It could be the RAM....that would be my second guess. \015\012\015\012\015\012or read here the manuals:\015\012\015\012 ... PC Desktops

Water Spill on Dell E1505


It's impossible to say if any damage was done. I know he does not have tools, but here's a link to the Dell support site for the 2200.\015\012\015\012 ... Dell Inspiron 2200 Notebook

My HP Pavilion dv9005us has two issues which I cannot resolve. The wireless device is not even recognized or detected by the computer, and there seems to be an electrical problem where the lighted buttons at the top flicker on and off from time to time, which may also be linked to an issue where the computer will at times refuse to turn on after I press the on button and watch it all light up in response and immediately shut off. Any help with this would be greatly appreciated.


Sorry to here about your DV9005us start up problems.1st. It would be good to know any other problems you may have had in the past either related or non related to you current problems..\015\0122nd. Has the unit be ... HP Pavilion dv9005us Notebook
  • Start your question with What, Why, How, When, etc. and end with a "?"
  • Be clear and specific
  • Use proper spelling and grammar
all rights reserved to the respective owners || www.electronic-servicing.com || Terms of Use || Contact || Privacy Policy
Load time: 1.1026 seconds