Chronicles of focus4IT

 
TechTips
1/06/2011   
   30/06/2100

Computers and Storms  13 February 2012

WHAT

Severe electrical storms can cause serious damage to Computer equipment...

For the general household if you know a storm is imminent, shutdown and turn off all equipment.  At the very least shutown and unplug your PCs and printers plus Networking equipment such as Modem, Router and Switches.

If you didn't get a chance to power off the PCs and Modems/Routers before the storm hit, to save time diagnosing strange problems or paying for a technician to come out; Turn off all your equipment (Modem/Router, PCs and Printers)
Wait a good 30 seconds
Then power up in this sequence: Modem, Router, (Wait 15 seconds), PCs and Printers.

Of course having the Modems and PCs plugged into a high rated power board with an overload switch is always a good idea but still no guarantee.

It is very common after a storm for the Internet not to be available or at least appear that way. Before calling your Internet provider, power off the Modem, wait 15 seconds and try again.

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Overheating  13 November 2011

WHAT

A common cause of PC failures is overheating which can result in component failures, Windows Blue Screens or simply a dead PC!

It is essential to ensure your PC or Notebook has decent airflow around the case. For a Desktop PC, the side and back air vents should be checked periodically for dust build up and vacuumed (carefully) when necessary. Notebook air vents can also be gently vacuumed out.

Some geographical locations are prone to dust build up and internally your PC or Notebook may become clogged up with dust as per the attached picture. This is when overheating can cause serious damage to internal components and result in a number of symptoms from poor performance and software failures to not starting at all.

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Critical Microsoft fixes for October  11 October 2011

WHAT

Microsoft are releasing 8 patches to address 23 security issues in Windows and other products. Expect your PCs and Servers to require a restart.

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Fixing Computer problems   27 August 2011

WHAT

"If I had only one hour to save the world, I would spend fifty-five minutes defining the problem, and only five minutes finding the solution"

The above quote by Einstein helps with Computer repairs as well as saving the World!

If you have a Computer problem don't start implementing a solution until you're sure you know the problem. We often see Computers in a worst state after various attempts to implement a solution that was not related to the problem.

We recommend, taking a deep breath, think about the actual problem and isolate the source of the problem. Next, do the research and find a match for your Computer problem. That way you know you have the right solution.

We hope this Tech Tip helps but if not, we're always happy to find the solution for you at our Service Centre, on-site at your location or via Remote Access.
focus4IT Service

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Keep your Software up to date  19 August 2011

WHAT

Microsoft recently reported on mitigating exploits to their technology, read more:

The 26 Page report (see the link below) is a call to action for Software Developers and End Users to embrace the latest technology to take advantage of the improvements in security.

If still using Internet Explorer Version 6 (IE6), upgrade to the later versions as they provide much more protection against hackers.

Also, it may be time to leave Windows XP behind and upgrade your Operating System to gain the extra security benefits of Windows 7.

Mitigating Software Vulnerabilities
http://www.microsoft.com/download/en/details.aspx?displaylang=en&id=26788

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Windows 7 - Keyboard Shortcuts  23 June 2011

WHAT

The following table contains general keyboard shortcuts.

Press this key

To do this

F1

Display Help

Ctrl C (or Ctrl Insert)

Copy the selected item

Ctrl X

Cut the selected item

Ctrl V (or Shift Insert)

Paste the selected item

Ctrl Z

Undo an action

Ctrl Y

Redo an action

Delete (or Ctrl D)

Delete the selected item and move it to the Recycle Bin

Shift Delete

Delete the selected item without moving it to the Recycle Bin first

F2

Rename the selected item

Ctrl Right Arrow

Move the cursor to the beginning of the next word

Ctrl Left Arrow

Move the cursor to the beginning of the previous word

Ctrl Down Arrow

Move the cursor to the beginning of the next paragraph

Ctrl Up Arrow

Move the cursor to the beginning of the previous paragraph

Ctrl Shift with an arrow key

Select a block of text

Shift with any arrow key

Select more than one item in a window or on the desktop, or select text within a document

Ctrl with any arrow key Spacebar

Select multiple individual items in a window or on the desktop

Ctrl A

Select all items in a document or window

F3

Search for a file or folder

Alt Enter

Display properties for the selected item

Alt F4

Close the active item, or exit the active program

Alt Spacebar

Open the shortcut menu for the active window

Ctrl F4

Close the active document (in programs that allow you to have multiple documents open simultaneously)

Alt Tab

Switch between open items

Ctrl Alt Tab

Use the arrow keys to switch between open items

Ctrl Mouse scroll wheel

Change the size of icons on the desktop

Windows logo key Tab

Cycle through programs on the taskbar by using Aero Flip 3-D

Ctrl Windows logo key Tab

Use the arrow keys to cycle through programs on the taskbar by using Aero Flip 3-D

Alt Esc

Cycle through items in the order in which they were opened

F6

Cycle through screen elements in a window or on the desktop

F4

Display the address bar list in Windows Explorer

Shift F10

Display the shortcut menu for the selected item

Ctrl Esc

Open the Start menu

Alt underlined letter

Display the corresponding menu

Alt underlined letter

Perform the menu command (or other underlined command)

F10

Activate the menu bar in the active program

Right Arrow

Open the next menu to the right, or open a submenu

Left Arrow

Open the next menu to the left, or close a submenu

F5 (or Ctrl R)

Refresh the active window

Alt Up Arrow

View the folder one level up in Windows Explorer

Esc

Cancel the current task  

Ctrl Shift Esc

Open Task Manager

Shift when you insert a CD

Prevent the CD from automatically playing

Left Alt Shift

Switch the input language when multiple input languages are enabled

Ctrl Shift

Switch the keyboard layout when multiple keyboard layouts are enabled

Right or Left Ctrl Shift

Change the reading direction of text in right-to-left reading languages

 

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