The Base System Device is your Ricoh card reader driver: My ibm thinkpad r51 laptop keeps shutting down randomly. Actually your laptop is supports only 64bit OS. I need the Sound Driver for it. We use them quite often on older laptops and owners who are cash strapped. My laptop is HP Pavilion etx. Click “Add” to insert your video.

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If you were to log on to the manufacturer’s web site, I think you will be pleasantly surprised as usually one is able to download, by model number, Customer Instruction Manualslist of Dealers, for spare parts and service, Driver downloads and Installation Instructions as required.

Download driver for laptop, Hewlett-Packard HP ProBook 4420s

Upgrade to a newer version. Anonymous May 8, at 2: Hasan Mahamud Rasel April 17, at Hasan Mahamud Rasel July 15, at You can request driver here.


Legend April 5, at 2: Lately during the filling cycle water hammer is occurring. Anonymous December 18, at BIOS test, or inside windows, probiok inside what way did you do that?

All Laptop Drivers: Request Driver

Fan dega May 1, at 9: Helpful 0 Not Helpful Flag. Marvin Level 3 Expert Answers. The problem I am having is that I have lost the sound. HP Mini ea Drivers for Windows 7 32bit. I hope this helps.

By using this site, you accept the Terms of Use and Rules of Participation. Base System Device Properties: I have a HP Probook b. HP ProBook s Can not find your drivers?

Solved: PCI Simple Communications Controller Driver – HP Support Community –

Can you please suggest me the link where I can communicatioj. Almost cintroller the computer users surf internet which could result in viruses attacking your system. Hasan Mahamud Rasel September 10, at I don’t really know the brand since it looks a bit old and the writings are off.


Legend April 27, at Benjamin Larbi June 2, at Iphan Sera January 18, at I need to check motherboard details.

I discovered simplf you offer almost that what I’m looking for, unfortunately it is not for Win 7 64 bit but for 32 bit. I used HP Pavilion ntu running on Win7 32bit.

If you have a question, please create a new topic by clicking here. Anonymous April 19, at 5: I have the same question.

ProBook 4420s shuts down randomly

Actually your laptop is supports only 64bit OS. Your Drivers are Here And Here. Formatted hardrive, fresh install of Windows 7 Professional, SP1.