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re: disappearing CDROM drives Monday, July 8, 2002 at 6:16 am Posted by Ralph (17 messages posted) Try removing your CDrom from device manager and restart, let the machine find and install them automatically. On Monday, July 8, 2002 at 6:02 am, Brian wrote: >I was running win98 on a Dell 450MHz machine. I uninstalled adobe acrobat reader >and upon rebooting, my machine wouldn't recognize my two installed cdrom drives (one >is cd-rw). I found that the only way to get the machine to recognize the drives is >to disconnect them from the board (physically) and boot/shutdown, and then reconnect >them to the board and boot. Then the pc will recognize the drives and I can access >them. The problem is that if I do anything other than immediately shut down the pc, >the next I start it, it won't recognize the drives and I have to go through this >again. Since it happens with BOTH cdrom drives, I don't think it is the individual >drivers. I suspect something with the mscdex file of something that is keeping the >machine from recognizing a CDROM drive (no matter how many). I have also installed >the win98 SE update and it still does the same thing. > >I have tried copying another mscdex file from a different CPU; I tried the microsoft >knowledge base fix of using "device manager" to look at hard disk ide controllers >and setting them to "both"; I have searched the registry for "NOIDE" (nothing there), >but still the same thing: If I physically remove the connections, reboot, shutdown, >reconnect the drives and reboot; then the machine recognizes the cdrom drives. If >I shutdown again and reboot, it still recognizes them, but if I open anything or >run a few programs, then shutdown and reboot, then the drive icons (and the drives >themselves) do not reappear (on screen as icons and in my computer/explorer). The >same is true when booting from the emergency disk: It can find no CDROM controllers. > Something is happening that makes the CDROM controllers drop out of the start up >loop, but I don't know what? Suggestions please!!! > >Brian [Reply or follow-up to this message] re: disappearing CDROM drives Monday, July 8, 2002 at 6:42 am Posted by Brian (5 messages posted) The CDROM drives/controllers are not listed in "device manager" (when the drives are un-recognized); however after disconnecting and reconnecting the drives, you can go to device manager and see a heading for CDROM controllers with my two drives listed underneath, but the next time you boot, the entire heading for cdrom controllers will be gone. On Monday, July 8, 2002 at 6:16 am, Ralph wrote: >Try removing your CDrom from device manager and restart, let the machine find and >install them automatically. > > [Reply or follow-up to this message] re: disappearing CDROM drives Monday, July 8, 2002 at 7:35 pm Posted by Everett (2940 messages posted) Brian: looks like the only thing left is the drivers... On Monday, July 8, 2002 at 6:02 am, Brian wrote: >I was running win98 on a Dell 450MHz machine. I uninstalled adobe acrobat reader >and upon rebooting, my machine wouldn't recognize my two installed cdrom drives (one >is cd-rw). I found that the only way to get the machine to recognize the drives is >to disconnect them from the board (physically) and boot/shutdown, and then reconnect >them to the board and boot. Then the pc will recognize the drives and I can access >them. The problem is that if I do anything other than immediately shut down the pc, >the next I start it, it won't recognize the drives and I have to go through this >again. Since it happens with BOTH cdrom drives, I don't think it is the individual >drivers. I suspect something with the mscdex file of something that is keeping the >machine from recognizing a CDROM drive (no matter how many). I have also installed >the win98 SE update and it still does the same thing. > >I have tried copying another mscdex file from a different CPU; I tried the microsoft >knowledge base fix of using "device manager" to look at hard disk ide controllers >and setting them to "both"; I have searched the registry for "NOIDE" (nothing there), >but still the same thing: If I physically remove the connections, reboot, shutdown, >reconnect the drives and reboot; then the machine recognizes the cdrom drives. If >I shutdown again and reboot, it still recognizes them, but if I open anything or >run a few programs, then shutdown and reboot, then the drive icons (and the drives >themselves) do not reappear (on screen as icons and in my computer/explorer). The >same is true when booting from the emergency disk: It can find no CDROM controllers. > Something is happening that makes the CDROM controllers drop out of the start up >loop, but I don't know what? Suggestions please!!! > >Brian [Reply or follow-up to this message] Tip: Use one of the [Reply or follow-up to this message] links above to add a message to this thread Search this forum Start a new thread on a different subject Report abuse of the forum Return to the Windows 98 Discussion Forum