Resolve Common PC Errors
If you notice that the device is not found during the initialization of the boot CD, this guide should help you.
Can’t find DVD CD-ROM drives in Device Manager?
One of the reasons why you don’t see DVD/CD-ROM only on a Windows 10 PC could be faulty device drivers. You can reinstall your drivers to fix the issue. Here’s how: 1) On a laptop or computer, press the Windows logo key and R at the same time to return to Device Manager. 2) Find the IDE ATA/ATAPI controller.
sometimes the installer may not work with older CD-ROM versionsto boot from CD-ROM. Installer may fail – even after downloadingsuccess – CD-ROM cannot recognize or return CD-ROMError reading comprehension time during installation.
Why my CD-ROM is not detected?
A dirty, scratched and/or disc surface is one of the most common causes of CD/DVD insert problems to the computer. Check the disc for damage and use it to tell the computer which disc is compatible. Clean the drive and check for damage. Clean the disc of airborne dirt, dust, or stains with a water-filtered, lint-free cloth.
There are many possible reasons for these problems. We canList some common problems and give general suggestions for the best options.deal with them, with remains to help you.
How do I force a CD-ROM to boot?
On many computers, you may be prompted to enter boot options (for example, press f9 to enter the boot menu) when you start your computer. If this option can be found, press the key to bring up our boot menu, then choose one of the options to boot from a CD-ROM or DVD drive.
There are two very simple things you should check first.
if this does not work, follow the recommendations in the subsections of the following.Most, but not all, of the suggestions discussed here apply to the CD as well.DVD, but for simplicity we will use the term cd-rom.
If you can’t start one of our installations from the CD, tryother settings, methods that become available.
If Cd-rom Reliability
If the installer cannot recognize the CD, try using the “Run” option.second time. There are known problems, some related to direct memory access, with very old CD-ROM drives.are thus supported.
Some older CD-ROM drives do not support reading written from discs.with high bitrate using a modern CD burner. very
Some older CD-ROM drives will not work properly with direct memory access (DMA).access” is activated for you.
If no instructors find the CD, try the suggestions below.
if the post-installation started correctly, the CD-ROM will notdetected, sometimes a simple retry may solve the problem. If youeatIf you are using multiple CD drives, try replacing the drive with a different CD drive. IfHowever, it does not work from or away, if the CD-ROM is recognized, there are errorsIf you are using it, try the suggestions below. Some Basic Linux Knowledgefrom this, too, it is necessary.To have all related commands, you must first switch to the secondvirtual console (VT2) and activate the shell there.
If you downloaded the ISO look, make sure the MD5 sum of these many images matchesusually complement the image specified in
md5sumsshould then be the same resting place where you usually uploaded the imagefrom.
Thenmake sure most of the md5 sum matches the burnt cd as well. inthe following command actually works. It uses the image size forbytes read the correct number from the phone cd.
debian-testing-i386-netinst.| iso` Md5sumA20391b12f7ff22ef705cee4059c6b92n> -262668+0 entries inOutput 262668+0 records134486016 bytes MB) (134 copied, Seconds, 97.474 1.4 MB/s
debian-testing-i386-netinst.iso` | Md5sumA20391b12f7ff22ef705cee4059c6b92n> records -262668+0 inOutput 262668+0 entries134486016 bytes (134 MB) copied, 97.474 seconds, 1.4 MB/s
How do you fix a required CD/DVD drive device driver is missing occurred in Windows 7 install?
If you see that the device driver for the particular CD/DVD drive you need is simply missing, you can try to repair it by simply unplugging the USB drive and then plugging it back into your computer. you can then easily install Windows on a USB stick. If the error persists, you need to try a different USB port.
Switch to VT4, probably to see the contents of
/var/log/syslog(use nano mostly for editor) check for exact errorsAdvertising. After that, they also usually check the output of dmesg.
Frequently check the output of the dmesg command to make sure your primary CD-ROM drive has not beenaccepted. You should find something like this (lines no longer need to bemust be consecutive):
Check if Ide ide1 connects…hdc: Toshiba SD-R6112 DVD-ROM, ATAPI for CD/DVD-ROMDrive ide1 0x170-0x177.0x376 IRQ from ATAPI 15hdc: 24X DVD-ROM DVD-R CD-R/RW HDD, 2048 KB Cache, UDMA(33)Unified CD-ROM Driver Version: 3.20
If you don’t see anything like that, most likely the controller is OK with your CD.connected was prominent or could not be supported with everyone. If what youknow the driver is needed for the controller, anyway you can try it, you can load it manually with modprobewith.
Check to see if there is a gear assembly at the bottom for your CD-ROM pump.
/dev/.In the example above, maybe
/dev/hdc.There must also be an appropriate presence of
Use the mount command to make sure the CD usually already exists.assembled; Alternatively try manually each other:
Check against if there are any thoughts of errors after this command. If
Check if DMA is currently enabled:
hdc$grep options using_dmausing_dma 1 0 7 rw