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309091

October 29th, 2012 05:00

Driver problem - Unknown Device

Your help will be much appreciated.

After re-installing windows 7, I downloaded all of the drivers, and when entering Device manager to see if all is fine, I saw that one of them is labeled as "Unknown Device" (under Other Devices).

I was looking for instrctions in the support sections of Dell's website, and found this link http://support.dell.com/support/topics/global.aspx/support/kcs/document?c=us&docid=543723&doclang=en&l=en&s=gen&cs= , which seemed like exactly what I was looking for.

The problem is that under # 7 it reads: "7. In the Properties window click on Details tab and select Device Instance Id from the drop down "

BUT - I dont have "Device instance Id" on my dropdown.

This is how my dropdown looks. As you can (hopefully) see, no "Device instance Id".

Furthermore, step 9 of this link reads: " 9. We only need to isolate the Vendor ID number (prefixed with VEN) and the Device ID number (prefixed with DEV). In this sample picture, Vendor ID is 1217 and DeviceID is 7130"

BUT, the only dropdown option in which I see something similar to this is under "siblings", yet there is a list of different Vendor and Device numbers, different numbers.

anyone has an Idea of what should I do?

Thanks

Gaal

565 Posts

October 29th, 2012 05:00

Hi Gaal,

The Device ID: 7130 indicates that it is related to media card reader or TV turner card. While the Vendor ID indicates that it is for “O2Micro Inc” which is related to media card reader.

Go to Drivers page and enter the service tag for the computer and download the drivers for O2Micro and install it. Providing the link for reference: http://www.dell.com/support/drivers/us/en/19/DriversHome/NeedProductSelection?fkey=Drivers_PS

Check if there is “unknown device” in device manager.

Please post back with the results.

3 Posts

October 29th, 2012 16:00

Hi Madhur B,

Actually, the "Device Id 7130" is not my device ID. I was giving it as an example as this is the example given in the link I put up. If you'll enter the follwning link:

http://support.dell.com/support/topics/global.aspx/support/kcs/document?c=us&docid=543723&doclang=en&l=en&s=gen&cs

you can see it under instruction no. 9.

But again, its just an example. unfortunately I dont know what is my device ID.

The things I do know, if it helps, is that when I go into the Unknown device's properties, in the "Details" tab, when "Property" reads "Hardware IDs", then in the "Value" section it says: "ACPI\SMO8800" and under that it says "*8800".

and in the "Resources" tab, in the "Resource Settings" box, under "Resource type" it says "IRQ" and under "Setting" it says "0x00000014 (20)"

and here im adding the printscreen of all 4 tabs of the "Properties" of this Driver:

if this gives you any hint as to which driver I should use - great. otherwise you saw the printscreen I posted in the last post - maybe there's something I can scroll under "Property" which can give the info needed?

Thanks for your help!

Gaal

4 Operator

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14.4K Posts

October 29th, 2012 17:00

This appears to be a laptop issue. Do you own a laptop by chance?

That free-fall sensor is an accelerometer which can detect movement (i.e. downward acceleration or falling) and using that sensor your laptop can take steps to protect itself by parking the hard drive heads or other measure.

Go HERE for the file you need to download and install

3 Posts

November 1st, 2012 02:00

Hi Davet50,

Yep, Just now realized I posted it under desktop. I do own a laptop.

Anyhow, downloaded the file and guess everything's fine now, as I no longer have an "unknown device" notice.

Thanks!

4 Operator

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4.4K Posts

May 16th, 2013 02:00

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