Search results
Results from the WOW.Com Content Network
The Macintosh was the first successful mass-market all-in-one desktop personal computer with a graphical user interface, built-in screen, and mouse. [33] It was first demonstrated by Steve Jobs in the first of his famous Mac keynote speeches, and though the Mac garnered an immediate, enthusiastic following, some labelled it a mere "toy". [34]
The Sad Mac icon is displayed, along with a set of hexadecimal codes that indicate the type of problem at startup. Different codes exist for different errors. This is in place of the normal Happy Mac icon, which indicates that the startup-time hardware tests were successful. The icon itself remained unchanged throughout most of the Classic Mac ...
The centerpiece of the new interface was mouse-driven control. The mouse contained only electromechanical components: a button, and two optical encoders. The button was connected to the 6522. The encoders' four outputs were connected two to the 8530 and two to the 6522. The optical encoders detected movement by quadrature.
Macs made after 1987 but prior to 1998, upon failing the POST, will immediately halt with a "death chime", which is a sound that varies by model; it can be a simple beep, a car crash sound, the sound of shattering glass, a short musical tone, or more. On the screen, if working, will be the Sad Mac icon, along with two hexadecimal strings, which ...
Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!
Fans installed in a PC case can produce noise levels of up to 70 dB. Since fan noise increases with the fifth power of the fan rotation speed, [2] reducing revolutions per minute (RPM) by a small amount potentially means a large reduction in fan noise. This must be done cautiously, as excessive reduction in speed may cause components to ...
AOL Mail welcomes Verizon customers to our safe and delightful email experience!
Remote Install Mac OS X was released as part of Mac OS X 10.5.2 on February 12, 2008. Support for the Mac mini was added in March 2009, allowing the DVD drive to be replaced with a second hard drive. With the launch of Mac OS X Lion, Apple has omitted Remote Install. [123] [124] A workaround is to enable Target Disk Mode.