...as the CD drive, power switch and USB interface). Call centres, internet cafes and schools are examples of environments that may choose to locate some or all computers in a secure and environmentally controlled server rooms and give users access to...

...input to the output. Switching to battery operation takes up to 10 milliseconds. They only protect from power failures. • Line Interactive — They protect not only from power failure, but also from underand over-voltage. They are ideal for small t...

...electrical power. • The Cause — Noise has many causes including nearby lightning, load switching, industrial equipment, and radio transmitters. It may be intermittent or chronic. • The Effect — Noise introduces errors into programs and data files.

...a problem for many KVM switches, as they normally pass along mouse coordinates in a stream mode. This results in a CPU receiving data when it isn’t expecting it, and the mouse simply won’t function properly. • All ServSwitch™ products contain suppo...

...your new DFP display to work at its best, it must be connected to a DVI video interface. You should upgrade the video card in your PC when you buy your new video monitor. Your KVM switches should also support DVI if you plan to use them with DFPs.

...to the price of a switch, this lock-out scheme raises hardware costs and limits transceiver choices. • Many vendors don’t advertise that SFP slots on their devices don’t accept standard SFPs from other vendors. This can lead to unpleasant surp...

...length of cable, switch from CAT5e or CAT6 cable to CAT5 cable, use a lower sreen resolution, or use a video skew compensator. • A video skew compensator removes colour drift by delaying some colour signals to compensate for differences in wi...

...install a card, set DIP switches, and make IRQ settings. Now you can connect digital joysticks, scanners, speakers, cameras, or PC telephones in seconds. Instead of opening up your CPU to insert new boards, you make all the connections outside the c...