Search results
Results from the WOW.Com Content Network
Instruments (formerly Xray) is an application performance analyzer and visualizer by Apple Inc., integrated in Xcode 3.0 and later versions of Xcode. It is built on top of the DTrace tracing framework from OpenSolaris, which was ported to Mac OS X v10.5 and which is available in all following versions of macOS.
The Macintosh startup chime is played on power-up, before booting into an operating system. The sound indicates that diagnostic tests were run immediately at startup and have found no hardware or fundamental software problems. [9] The specific sound differs depending on the ROM, which greatly varies depending on Macintosh model.
This certification is for the repair and diagnostics of all Macintosh desktops, portables, and servers. This certification is required to perform warranted hardware repairs for an Apple Authorized Service Provider. Required exams. Apple Service Fundamentals Exam (Pearson Vue exam: #SVC-16A)
System Information, formerly System Profiler, is a software utility derived from field service diagnostics produced by Apple's Service Diagnostic Engineering team, at that time located in Apple satellite buildings in Campbell, California, that was bundled with the classic Mac OS since Mac OS 7.6 under the name Apple System Profiler.
A new ROM diagnostic routine could be invoked to test the motherboard for faults and also test its main bank of memory. The Apple IIe lowered production costs and improved reliability by merging the function of several off-the-shelf ICs into single custom chips, reducing total chip count to 31 (previous models used 120 chips).
POST processes may set the initial state of the device from firmware and detect if any hardware components are non-functional. The results of the POST may be displayed on a panel that is part of the device, output to an external device, or stored for future retrieval by a diagnostic tool.
If you're having problems reading and retrieving your AOL Mail, the following troubleshooting steps: Use AOL Basic Mail. AOL Basic Mail gives you a way to see your emails in a simpler layout.
The Macintosh Quadra 700 is a personal computer designed, manufactured and sold by Apple Computer from October 1991 to March 1993. It was introduced alongside the Quadra 900 as the first computers in the Quadra series, using Motorola 68040 processor in order to compete with IBM-compatible PCs powered by the Intel i486DX. [2]