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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CRT Discharge
By now you shouldn't have to be reminded that CRTs carry a high voltage and can be dangerous. But you still have to work on them sometimes. So how do you do that without electrocuting yourself?
Newer Apple displays are equipped with a bleeder resistor (contained in the flyback transformer) that automatically drains the charge from the CRT when the power is shut off. However, if the resistor fails, the anode may retain a charge. For that reason, Apple requires all service technicians to discharge all CRTs before performing repairs.
The Apple discharge procedure is a precautionary measure to confirm that the CRT has been discharged prior to working on it.
After completing this section, you will be able to safely discharge the high ...
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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.