July 2005
Intermediate to advanced
768 pages
13h 12m
English
Content preview from Apple Training Series: Desktop and Portable Systems, Second EditionBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Troubleshooting
Troubleshooting the power system can be difficult. There is an AC power adapter that is distributed over potentially several boards and connectors. In portable computers, a main battery is added to this list of variables. There are many interconnected points that could, individually or in some grouping, cause the symptom you're trying to resolve.
For the following discussion, refer to the Apple General Troubleshooting Flowchart in Lesson 3, “General Troubleshooting Theory” (if you haven't memorized it).
In general, if users complain that their portable computers do not seem to be getting the battery life they once did, you should reset the PMU and check that proper Energy Saver preferences have been set.
User Settings
After you ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.