Re: WinXP won't detect DVD-ROM and DVD+/-RW any more

From: Shenan Stanley (news_helper_at_hushmail.com)
Date: 06/03/04 

Date: Thu, 3 Jun 2004 01:43:26 -0500

Scott wrote:
> I just re-installed Windows XP Pro today to fix the
> slowdown in Internet Explorer 6 after installing one of
> the SP2 updates... I did a clean system installation,
> first wiping the drive and then installing Windows from
> my CDs.
>
> Everything was working great until I restarted a couple
> times after performing routine application installations
> and suddenly the process of getting into Windows hung a
> little bit longer than usual and, to my dismay, once I
> was in I found that my DVD-ROM drive and my DVD+/-RW
> drive were no longer being detected by Windows.
>
> Drive C, D, and E were still there (my hard drives) ...
> and trusty old drive A was there ... but Windows could no
> longer pick up my F or G drives (my two cd-rom drives).
>
> I did some research, and found that the VIA drivers for
> my IDE channel sometimes caused this problem ... so I
> swapped them for the standard drivers that came with
> Windows (as recommended) ... and rebooted. Windows says
> that it has installed the drives, but neither of them are
> showing up in My Computer. I checked in the Device
> Manager, and there is nothing there either ... not even
> the CD-ROM Drives bullet item.
>
> No one anywhere has a solid answer posted as to what I
> can do to fix this issue. Everyone says that the drives
> must be bad. They can't be ... I was using them in this
> system in the exact same configuration yesterday and
> everything was fine ... I even mounted the drives with
> the same cables in different systems today to make sure
> that they still worked (and they did).
>
> I am so frustrated right now that I'm forced to leave my
> problem in your hands. Please, someone have the answer...
>
> Asus A7M266 Mainboard
> Latest BIOS Revision - 1007
>
> Pioneer 16x DVD-ROM Drive
> Lite-On LDW-411S DVD+/-RW Drive

Do NOT be afraid of the registry hack here.
It is SAFE and has helped MANY people.
Respect the registry, don't fear it.

1) Log on with Administrative Privileges

2) Open the Registry Editor:
  a) Go to Start then select Run.
  b) Type regedit and click OK.

3) Backup you registry by:
  a) Highlight My Computer by clicking on it once.
  b) Click File (Windows XP) or Registry (Windows 2000), then Export
Registry File.
  c) Select export range All; to ensure your entire registry is backed up
completely.
  d) Select where you would like to save this backup, name the File, and
Click on the SAVE button.

4) Remove the Upperfilters and Lowerfilters values:
  a) Go to
    HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\Class\
    {4D36E965-E325-11CE-BFC1-08002BE10318}
  b) Highlight this key by left clicking on it once.
  c) On the right hand side delete the values Upperfilters and Lowerfilters.

5) Restart your computer.

Or try this:

http://www.dougknox.com/

Select 'Windows Utilities' and scroll down to 'Restore CD/DVD drives to
Windows Explorer.'
Perhaps his utility will do the trick. =) 

-- 
<- Shenan ->
-- 
The information is provided "as is", with no guarantees of
completeness, accuracy or timeliness, and without warranties of any
kind, express or implied.  In other words, read up before you take any
advice - you are the one ultimately responsible for your actions.
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