Diagnostic from the Windows Installation DVD/USB
Unfortunately, the symptom signs for your Ram modules (AKA; Dimm
Card) are not as straight forward or obvious as you might think. It can manifest
itself in many different ways and problems with your computer which don't seem
in the remotest bit connected with RAM, could in fact turn out to be just
that fires into life and then sits at a black screen and doesn't do anything
else is a common symptom of a bad module which needs taking out or replacing. A
Windows install that keeps failing while unpacking files from the disc could
also be due to a memory error. Even problems relating to disk read errors which
sound the furthest thing from memory issues as you could imagine, can be caused
by errors coming from the memory.
- You will boot from the Windows installation recovery
DVD/USB. Insert your media installation DVD/USB and then restart the computer.
If it fails to boot consider this information on the fixing various Boot Issues page.
- First message you will see is "Press any key to
boot from CD or DVD " if using a DVD, press any key to boot the disc;
if a USB is being booted you will usually see the screen below first.
the keyboard is not working then enter BIOS and enable Keyboard MS DOS support
or USB legacy support or replace the USB keyboard with a PS/2 Keyboard.
- You may see this screen during boot up. The top choice
is chosen by default.
If you're repairing a
x64 Windows then you need to choose the bottom choice:
x64 Recovery Mode. ONLY change this for REPAIRS...NOT
This screen passes quickly.
- Windows will begin to load...
- ...followed by the Window's Logo Page.
- Here you will select your language and then press
Next, as shown above.
- Click on Repair your computer as shown
- You must now choose the operating system that you would
like to repair. For most users there will only be one option listed. Click on
the operating system from the list that you wish to repair and then click
Next as shown below.
NOTE: If no
operating system is listed as seen above then there is an issue with your
Windows installation that must be addressed first. Go here for a possible fix
if there is no operating system present in the list.
- We are now at the WinRe Console (Windows Recovery).
Choose Windows Memory Diagnostic Tool.
- The "Diagnostic Tool" menu will appear. Select
"RESTART NOW AND CHECK FOR PROBLEMS"
- If there is an Operating System already on the Computer
then when your PC reboots for the test you may see the screen above stating
"Press any key to boot from CD or DVD", DO NOT hit any key on the keyboard to continue;
This would only cancel the Mem Test and re-boot the disc....making you have to
- The "Windows Memory
Diagnostic Tool" will appear. Let it run, it may take some time so be
- After each test completes, the tool displays a
Succeeded or Failed message. A
Failed message is followed by details about the failure and
typically indicates a fault with one of your RAM modules. Depending on your PC
environment, the diagnostic may be able to narrow down a memory problem to a
specific module/Dimm. Basically you need to determine which card (if you have
more than one) is bad; unlock it on each side and pull it to