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l.a.rossmann

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  1. If it uses the same DC jack as the first two then it's worthless. I don't think anyone who unplugs the power adapter, then plugs it back in, who feels how flimsy and cheap this is, would ever spend more than $200 on it. It's such a waste of potential. Apple and Lenovo have proven that broken DC jacks do not need to be a guarantee within the 1st year of owning a product..
  2. The air has more sales on it than the retina usually, so it can be had cheaper. It is just as fast as the retina for people who don't do anything CPU intensive, it's lighter, and the last part(that most people probably don't care about anyway)..... you don't risk blowing yourself up replacing the battery. They haven't glued it in yet! Now, the real issue here. Call me nuts but.... There is no way they are discontinuing this because people "need something more professional." The Macbook Airs after 2011 have great longevity and are quite fast. iPads are being designed fairly disposable now in terms of servicing them. The biggest issue companies like Apple face are producing devices that are so good, no one wants to upgrade. For your average user, a 2011 air is just fine. It has an SSD so it feels snappy, it is still thin and light by modern standards, and the battery is replaceable with a screwdriver. Facebook, youtube, quickbooks, online banking, and small online games run fine on a sandy bridge, dual core, ultrabook class processor. Retinas all suffer from this nonsense of glued in battery which many end users will not replace. Those same end users would have no problem popping out 15 tiny screws to replace a battery on their own air. I feel like Apple is realizing that they created a product that is going to hurt future sales by nature of being too good. For a lot of their core demographic of average users, a sandy bridge dual core ultrabook processor in a slim case with an SSD and a nice screen is all they need, and they don't feel like upgrading, and it's harder to slow down a laptop computer via OS updates than it is a mobile device like an iPad over time. Try putting a new version of iOS on an iPhone 4S or an iPad 2, they're from 2011. Then try putting the newest version of OSX, el capitan, on a Macbook Air sandy bridge dual core from 2011. Which one runs well, and which one runs like it was taken out back and shot? Planned obsolescence. Gotta make sure they don't make something TOO GOOD!!
  3. I wouldn't recommend a zenbook because of its charging port. You can break that off looking at it the wrong way. I had someone bring one to get fixed a year ago, he owned the machine for one week. It broke off. I replaced it, and then let it sit in the slot to charge. I unplugged it, and the port I had just put in there fell apart.. you don't forget things like that. A big part of owning Apple products is that they just work. A macbook is not for me, nor is OSX, but I understand the appeal. You take it out of the box and it is just ready to go. None of that "oh you must be doing something wrong with your configuration", "oh this isn't made to run on your hardware" blah blah blah. You buy it and it's ready to go for its intended demographic. You want to run logic or final cut, it just works. I understand all of that. This comes at the cost of limited choices and a silly, non-traditional method of performing many basic tasks that might frustrate some longtime Linux or Windows users. I've never understood the hackintosh as a serious machine. It takes away all the plusses of Apple, a big one being that it just works out of the box, but gives you all the negatives of doing things within Apple's ecosystem. With the hackintosh project thing you are going to run into issues and have to do research/forum searching/experimenting. After this is done, you lose a lot of the plusses of Apple, but must deal with the negatives of being stuck doing things their way, inside of their ecosystem, using their OS. I have a hackintosh I use for 1 or 2 programs where pure CPU horsepower is helpful and allows me to get my day's tasks done quicker. At the time the i7-3770k was the best processor I could get for the money, so I put together a cheapo system that I could turn on and have process certain tasks with an OSX based program, and it's still here today, and works great. I spent about $600.. if I wanted that type of horsepower in an Apple product from apple.com I'd have been stuck paying something crazy. I didn't need a nice case(or a case at all!), I didn't need a GPU, or a screen better than some 10 year old VGA monitor. Here it made sense for me to get a hackintosh because I just needed to run one OSX program on a super fast processor for a cheap price. But I did have to drive myself nuts a little bit getting it to work, even though there were several guides on how to make it work on my hardware. I get it for those specific purposes, but as a regular home computer it's often more nightmare than it's worth unless you're someone who wants to tinker. and if you like to tinker... I dunno. Compile your own OS from scratch.
  4. The newest retinas don't have that issue with the display assembly at all. The screen is ridiculously delicate, but that is more modern screen technology than anything. Adhesing the battery in is a bunch of bs, but that's another argument entirely. Apple stopped the silly display assembly design in 2010 on 15" models, and 2012 on 13" models. On the 2008 macbook pro they di screw the hinge into the backplate instead of the thin LCD frame, which is great! However, the backplate was two pieces of metal held together by something that looks like a cheap version of liquid nails. The fans exhaust hot air right onto that part.. so you can imagine what happens there. In 2010 they stopped using the two-pieces-glued-together-method on the 15" models. On the 13" unibodies with the cd drive they used that all the way up to the last one, but the retina has none of this silliness. So the retina screen assembly is pretty solid in terms of not falling apart over time. but it isn't something I'd recommend someone get if they are careless or traveling a lot just because that screen is really easy to damage.
  5. There are good points here. It is mean, and downright nasty to screw something up for a paying customer just because they're acting foolish. On one hand, if someone walks into a store cursing, screaming, and insulting, while there are customers in the store, for the sole reason that an OEM charger(that Apple wants $79 for) is $65 while a knockoff one on amazon is $17, that's kinda lame. My point with this video is that if you want the best out of people in the service industry, you have to think about how you act. So many people wonder why they do not get what they want out of people, but what are they putting in? How are they treating the people who are directly responsible for providing them with an evaluation, a good, or a service? I can test something fully myself, to hasten the process. Or, I can have the rest of the staff do it while I move onto the next machine - which slows down the process for the end customer. It's up to me if i want to put the extra effort in to do something faster, and it might surprise many that this effort goes towards people who haven't screamed and cursed up the store with customers in it. I'm not going to purposely screw up his stuff, that's an f'd up thing to do. but going above and beyond to get it done faster by doing all the testing personally... why? Why not do that for someone nice? Everyone will leave with the same quality of work, but whether or not I consider it a priority or a "eh when I get to it" absolutely has to do with how they come in! I want to give the fastest and best service to people who are actually worthwhile. FWIW, person from that video is still with machine, happy. Until he gets another knockoff charger and blows R7005. It's coming. I know it. R7005 is the knockoff charger lie detector. In terms of the PCH soldering... oh yeah that was a fail It follows my curse from the other 200+ videos of nothing deciding to work so long as I am recording it. Gotta love it.
  6. My boss thought I was a shit employee, not worth more than the $6/hr I made at the time. Admittedly, I was terrible at following merchandising standards at Modell's Sporting Goods, but I always thought he was an asshole, you know? One of those guys that after 10 years of being an assistant manager, well into his 40s, takes the color arrangement of golf gloves more seriously than most do their own marriage or family. I even got a write up for something being under a gondola after closing after a 12 hour day- that was it for me. Fuck it, I quit! So I started my own company repairing boards no one else wanted to fix, rolled that into a successful school & tutoring program that top reverse logistics & ewaste recycling firms have been sending students to by the truckload. The YT channel is my down-time hobby & charity. My current boss thinks I'm an asshole, but at least he doesn't write me up, and pays much better than the Modell's douchebag. He does scream too much when people talk about reflowing dead GPUs though, but hey - at least it's not at me.
  7. In terms of going forward, I think it would be cool to come up with something to post a video together on. It got me back on track away from this and towards what mattered, the crux of why this irritated me, when Linus asked... I have $20,000 worth of gear in my office, years of experience, and I am at the mercy of the fact that the people I must rely on to buy those types of chipsets from are dumpster divers on alibaba and eBay. BS!! I'd love to do a video on the subject. I also think Linus and crew would have incredible fun playing with a ZM-R6200c and its 1080p camera
  8. I honestly don't understand the point here. It is probably because it is late, and I am tired, but I would be happy to answer if you can clarify for my dumb tired brain. This is a good point. I talk about why this is bad in my followup video. TL;DR, the more these myths are parroted(particularly by authoritative sources), the more people who have special interests in not providing repair parts, documentation & tools to third parties get to get away with murder. When you hear a senator tell you that a lobbyist said you shouldn't be allowed to do X because this is a regular practice, and you google it and 20 tech people are all showing you how to do it.... yeah. You'll be where I was in that video. A lot of people apply reflow theory to everything after seeing it work on one thing. I have countless videos on the channel of people reflowing devices with "no video" that had one bad resistor. The sad part is that after repairing the original problem, the problem the reflow caused keeps the device from functioning. I know that for people who do not experience this on a daily basis it is not believable, and I understand if people don't believe that.I can only speak from my experience here, which I document on YT almost bi-daily at this point. Coughing and covering my mouth was purely from screaming from irritation with no drinking water. Videos I do at work have water or a green juice nearby. If I were a dick I'd come up with some comment on how you used the element lead to describe solder on consumer electronics. Lead hasn't been used on 99% of these products since before I could legally buy cigarettes. If it were leaded solder, it might melt at 196c in an oven, but not lead free. Even leaded, if you put it in an oven but have no direct heat on the chip.Convection by itself will require a higher temperature to melt than upfront, concentrated heat from a direct nozzle/fan or an IR heater right above the chip. In terms of temperatures, I have several BGA rework videos available where people can see temperature profiles. Nothing there is melting at 196c. In terms of it working: the more people say see, I had sex without a condom and I had no baby, the more people will have sex... without a condom... regardless of who says "BUT IT'S A BAD IDEA!!!" beforehand. That's not good. Sure, all's cool now the day after, one year from now when you're getting calls for child support it will be different. And three months from now when the GPU is fucked, same thing. Just because there is no immediate negative consequence in one isolated incident does not mean there will not be a very negative consequence later. I wouldn't go on to tell you to believe anything from a three time college-failout who cheated on his chemistry regents to get out of high school. Which is why I tell people what to research. My channel is about empowering people to think for themselves and learn what they thought was above their heads. That's what makes me happy. I welcome people to do research on flip chip BGA design, the eutectic bumps, NVIDIA 52xx failures from 2004-2005 when this entire mess started(and yes they knew about all of it in 2004, way before the failures/recalls from every other manufacturer but that is a story for another argument ) I phrased that poorly. People can do whatever they want. It doesn't mean they should. If someone wants to put something in an oven, they can put it in an oven. They should do so fully informed of what is going on, fully informed of why flip chip BGA designs fail, fully informed that they should think to come to that conclusion before doing it. Too much crap dead that was otherwise fixable because someone didn't take 3 seconds of time to look for a burned resistor before running for an oven. People can do what they want, but.. why not think? I don't offer the service of fixing PC video cards. Other companies do, but I don't, so you wouldn't be paying me anything. I don't understand the rest of this point. This one is off the charts. I really don't want to make a living off youtube. I have videos that state why, but yeah.. I'd rather put my privates in a grinder than rely on google and their algorithms to pay my rent. I make content to help people who started where I did. Not for subscriber count. I use subscriber count not as a compare/contrast "why don't I have that" measuring stick, I use it to point out how the vastly superior resources that one can put into YT videos when they have 100x as many subscribers could have been used to better research the topic. I enjoy general IT, setting up phone systems, security camera installation, etc, but that stuff is boring - and there are already manuals out there on how to do all of that, so why bother doing videos on it? I am often accused of being a one trick pony, and with the channel, I get why. If my entire field goes away tomorrow, I'll still have a job. It won't be as fun, might actually pay better... but I'll still have a job.
  9. Thanks for spreading the word about the fallacies of fixing by reflow.  I've seen far too many people kill MacBooks and other devices baking or reflowing with a heatgun that could have been fixed through Apple with a newer replacement unit or were still under warranty. 

  10. Oh yeah, I definitely could have done a more level headed video than the one I uploaded. Not exactly my best... or even anything that was much good. Some of it is the context and culture of the time. Since the iPhone 6 error 53 class action was announced, I've had about 50+ new private messages and 150+ new posts a day to most of my videos discussing how and why third party people have no clue what they're doing and are screwing over their customers. My business gets calls about this... I get mail about this. Not youtube messages, but also real ol' fashioned hate mail, in an envelope. My industry is a joke, and not one taken seriously. The favorite line parroted by lobbyists, fanboys, and the manufacturer's front of line people are that we can't assist them in their repairs because they are not authorized, ignorant, and use poor technique. Which sucks - I've spent the last seven years doing my best to get out information on how to do this stuff right. Every tech shop with a license that sends me a board that got baked or heatgunned or shoved in an oven is proving that stereotype right. I've spent about seven years trying to get people to understand the proper way to do this stuff, two and a half years of it seriously on YouTube. I saw a video where the largest tech personality on YT was kind of undoing all of that and putting a great argument into the hands of the people we've been trying to get to take us seriously... so I lost my shit. Those myths were perpetrated by people who had no idea what they were doing, and look how far those myths went. Imagine how much further the myth will go when it gets hundreds of thousands of views from people with millions of subscribers. I definitely could have done a better video where I didn't come off as an asshole had I just waited a day. It kinda makes me sad that the video I did is getting props from people with names like linusshilltips... the last thing I ever wanted to do was promote more trolling. When you go to the Apple Community Support forums, you'll see my friend Jessa Jones' posts regularly deleted. Someone was having an issue with charging, so she suggested that they clean the charging port. If that doesn't work, try a new charge port. If that doesn't work, use a USB amp meter to see how much power draw there was to determine if the issue was with a U2 chip in the phone - which is totally par for the course. All of it was deleted, all that remained were a few posts about how some unauthorized person was posting questionable advice so people would destroy their phones. A lot of this stems from the idea that all third party repair attempts are unqualified hacks. I doubt we'll ever be rid of this.
  11. A few things to clarify 1) I am not using the word idiot here to describe Linus. My irritation is not that he's an idiot, but rather that someone tech savvy made a video without doing the same amount of research that goes into these other videos. I do not expect the average person to understand the difference between different BGA constructions, which is why I suggested researching it. People get mad at me for the same thing, and it's something I didn't think about much because in my head, my channel still has an audience of three people... the idea that at some point, I kinda have a responsibility to make sure that what I'm saying is "not terribly wrong." I feel like that responsibility, the bar, is a little higher for someone with almost 100x as large a subscriberbase. 2) Boards constantly die from bad engineering. On the Apple side, there's C9560 in the A1286 2010, C7771 in the A1286 2008-2009, there's all sorts of random pieces that aren't right for the job that die on the boards just because it's the wrong part for the job. The issue is that when heated, these half dead components will work again. Often they are in close proximity to the MCP or GPU,which people will heat with a heatgun because of these videos. Regardless of the disclaimer, it is what occurs; I get enough of it to know. By the time I get to replacing the actual failed component, it's too late. Everything else was heated to the point where something else is dead that will be more difficult, if not impossible, to replace/repair. It's sad. 3) Albert's post is an excellent representation of a flip chip BGA. There were some sites that actually cut these open and showed you what a good chip vs. a bad chip looked like under a $5000 microscope, but they're down and all that's available are cached text only renderings of bad English descriptions. 4) My primary issue is that, in our field, we are all seen as hacks. On the Apple Community Support forums, someone had a charging issue. My friend, Jessa Jones, who has spent the last three years of her life figuring out exactly how those phone boards tick wrote an excellent post on troubleshooting from lint in the charge port, missing inductor near the battery connector, to using an ampmeter to determine if the U2 IC was working correctly which controls charging. Her post was deleted because they do not allow any third party repair - at all - to post suggestions on their forum. Even when those people offering advice are offering advice with no link back to their business, with no business name in their username. We didn't reach that state overnight, we reached the level of consumer distrust we're at because of what we have done in the past. From the TV technicians in the 70s and 80s that decided to repair hi-fi amplifiers without matching beta value between transistors in parallel to people heatgunning dead HP GPUs in the mid 2000s to this, there are so many reasons for consumers to believe we are clueless and undeserving of any trust. I want to get rid of that, and it doesn't help when someone with 2.4 million subscribers continues to promote a myth that began with NVIDIA's F'd up 52xx series chips 12 years ago in 2016. Linus has a great platform and a huge fanbase. I would love to see this used to educate people on what's actually going on, rather than to continue spreading a myth that the minority have been working their ass off for ten years to get rid of, for the sake of our industry's credibility.
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