Mysterious Reboots and other problems HP DVD Writer Modem

> This pc just decides to reboot; sometimes when I am in
> the middle of writing an unsaved doc or e-mail! It also
> freezes, sometimes it will not restart properly, or shut
> down (remember win98?) It has been scanned very
> everything imaginable so there is no spyware, trojans,
> viruses, etc.
> I used the PC Dr. program and the CPUs had a message on
> the pictures (although they passed the test):" PC
> Dr/System Devices/System Test/CPU (both CPUs): (although
> they passed the tests): "can't find resource for bundle
> java.utilPropertyResource Bundle
> , KeyProcessorCategory"
> Here is the test result for the modem: (I do not know why
> it failed as I was able to dial up on the net. TG I have
> DSL now) The fax program on this pc is very basic.
> "PC-Doctor Log File
> December 4, 2003 3:02:22 AM GMT-05:00
> Code Description Time Test Name Test Set Number Test
> Iteration Device Module Name Engine Exit Code
> engine (21) Start of testing. Dec.04 02:50:29:921 AM - -
> - - - -
> engine (48) Started test Dialtone Test of pcdrmodem
> module. Dec.04 02:50:30:218 AM 0 0 1 0 pcdrmodem -
> PCDrModem (31) No modem found. Dec.04 02:50:30:375 AM 0 0
> 1 0 pcdrmodem -
> engine (1) Test failed. Dec.04 02:50:30:375 AM 0 0 1 0
> pcdrmodem -
> engine (48) Started test Modem Test of pcdrmodem module.
> Dec.04 02:50:30:390 AM 1 0 1 0 pcdrmodem -
> PCDrModem (31) No modem found. Dec.04 02:50:30:531 AM 1 0
> 1 0 pcdrmodem -
> engine (1) Test failed. Dec.04 02:50:30:546 AM 1 0 1 0
> pcdrmodem -
> engine (23) Normal Completion of testing. Dec.04
> 02:50:30:546 AM - - - - - 0 "
> Scandisk did find some problems, but fixed them.
> My pc manufacturer HP told me it's my op system. IT IS
> NOT. This pc has a 250 gig hd; 1 gig ddram, 3.06 mhz, P4
> system. It is a dual processor model if that helps.
> Compaq told me it was the hd and that $1000 piece of junk
> had a bad motherboard the whole time.
> Anyway, the DVD writer. This model has a proprietary
> DVD/CD writer. One cannot save directly to it; one must
> use another application. The other day, I tried a newer
> model, brought a DVDRW disk and wrote a short note. A
> message stated "pending document", I inserted the disk,
> and it wrote directly to the disk.
> I told HP to find a way to fix the problem. It won't even
> read some disks with my data on it! It says their blank
> or that the drive is "write Protected." I am not trying
> to copy music, just documents! It will however, copy a CD
> to a CD with no problem. I forgot to mark a DVD and may
> have erased the contents because of this problem.
> I appreciate your help, as HP techs are well, my bird
> knows more...