Base System Device and Coprocessor Drivers missing for hp dv718us (Code 28) Thread starter pillpusher; Start date Jan 31. The laptop would no longer recognize my Samsung lcd hooked up via VGA. I noticed the same exact 3 drivers missing. Recommendation of trying to use the Vista 32bit drivers & installed both NVIDIA GeForce drivers and a. Coprocessor Ethernet Controller Modem Device on high Definition Audio Bus. I have hp pavilion dv6000 laptop came with xp and e: recovery partition. I planned to downgrade it to xp,but then I realised that in the hp's driver download page,the drivers offered for xp is like around 5 odd drivers,but at teh vista driver download page its.

HP Pavilion Laptop DV6700 (KR346AV) AMD dual core TL-60 Installed retail version of Windows 7 Home Premium on a bare disk All mandatory Windows Updates have been installed There is a new (to me) 'unknown device Coprocessor' that is not running. No drivers available.

If I unistall the device it comes back. Currently I have it disabled. What is this 'device' and where can I find a driver for it (HP says there are no Windows 7 specific drivers available.) That suggests that you don't have chipset drivers installed for your notebook. I'm not sure why they aren't available through Windows Update, but I've had the same problem with my laptop (nVidia chipset, AMD CPU). Perhaps these will help: (32 bit Windows 7).

For 64 bit Win7. HP has some software that (for some ungodly reason) acts like a driver for strange hardware and this may be one of those situations. I suggest browsing to and letting their 'check now' feature scan your PC and suggest drivers you need. Once the thing is done scanning, install the drivers that are missing/newer than the ones you have installed.

IF that doesn't work, I suggest looking at some of the vista drivers and trying some out. That may be the worst care scnario, but give those two things a shot first. HP Pavilion Laptop DV6700 (KR346AV) AMD dual core TL-60 Installed retail version of Windows 7 Home Premium on a bare disk All mandatory Windows Updates have been installed There is a new (to me) 'unknown device Coprocessor' that is not running. No drivers available. If I unistall the device it comes back.

A wide variety of an4558 ic options are available to you, such as drive ic, logic ics.

Currently I have it disabled. What is this 'device' and where can I find a driver for it (HP says there are no Windows 7 specific drivers available.) That suggests that you don't have chipset drivers installed for your notebook.

I'm not sure why they aren't available through Windows Update, but I've had the same problem with my laptop (nVidia chipset, AMD CPU). Perhaps these will help: (32 bit Windows 7). For 64 bit Win7.