HP ProBook 4540s missing unknown device

[mwmukhtar]

This is my 3rd day since i bought this new HP probook 4540s [Product No. B9A39PA#UUF] and i like it, i made a clean install for windows 7 ultimate x64 and i've just realised that the hp drivers support page dose not has any drivers for the ultimate version, so i downloaded the proffesional drivers, now i have all devices are installed except  two devices named unknown device, please help me.

The hardware Ids:

1- unknown device

USB\VID_138A&PID_003D&REV_0104
USB\VID_138A&PID_003D

2- unknown device

ACPI\HPQ6000
*HPQ6000

[DavidPK · Accepted solution]

Hi,

First, download and install the Chipset driver on the following link.

Chipset Driver.

After this installation has completed, restart the notebook.

When windows has reloaded, download and install the following.

Validity Sensor Driver.

HP 3D DriveGuard.

Regards,

DP-K

[mwmukhtar]

Thanks for the solution. DavidPK you are really expert.

[DavidPK]

Hi,

You're welcome and glad it helped

All the best,

DP-K

[mwmukhtar]

yup beacuse you are genious

[hu92]

I want this device definition

and thank U

[DavidPK]

Hi,

Can you post back with the following details.

1.  The full Model No. and Product No. of the notebook - see Here for a guide on locating this information.

2.  The full version of the operating system you are using ( ie Windows 7 64bit ).

3.  Right click on the 'Unknown' device and select Properties.  Click the Details tab, choose Hardware Ids from the dropdown box and post back with the details shown under Value.

Regards,

DP-K

[GOKHANGOKGOZ]

HI,

i have HP 4540s, new intalation windows8 64bit Turkish. instation finsh 0 error complited. But device manager in the unknown devices. HP instolatin  sp57318,45058, 59143, 59130, 60686, 62449, 60921, 59285, 60317, 59624, 59199 and 62194 setup compited. But unknown in here.

i dont find driver. where is.

pls . help me.

thank you.

[Ernestas]

hello i am install clean win 7 home premium and install drivers whats i have  but i need this drivers can you help me?  

[UniProg]

Hello Ernestas

Your ProBook is a Business model.  Your issue would be best answered on the 

http://h30434.www3.hp.com/t5/Business-Notebooks/bd-p/General

http://h30434.www3.hp.com/t5/Business-PCs-Workstations-and-Point-of-Sale-Systems/bd-p/Business-PC-Wo...

Good luck!