this computer has been working fine.
today the it stalls at "starting windows" for about 9 minutes before it starts. Then the computer works fine.
I loaded the latest bios. I disconnected all usb devices. I disabled all startup services in msconfig. I had windows look for any system errors and found none. I used the windows install disk to repair and update the os
windows 7 64bit
24 gig ram
GTX-470 latest drivers
antec 1000 watt power supply
nec pa271w monitor
no other cards or devices
Attached are all the details in device manager (2 files)