February 2013 – My Tech Notes

Create a vbscript file containing the following code

Set WshShell = CreateObject("WScript.Shell")
WshShell.SendKeys(chr(&hAD))

Run it to mute or unmute the sound.

Western Digital Diagnostic Tool

I’ve found what might be a good tool for checking your Western Digital SATA drives.
It’s called “Data Lifeguard Diagnostic”
You can download it from here http://support.wdc.com/product/download.asp?groupid=606&sid=3&lang=en
But you might want to check this page, http://support.wdc.com/product/download.asp?level1=6&lang=en first to find your model of disk and make sure it is compatible with the tool

The following table specifies the limits on physical memory for Windows 7.

for information on other versions of Windows see here : Memory Limits for Windows Releases