EvilDragon17
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Everything posted by EvilDragon17
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If the screen is scrambled, the power supply either doesn't provide enough voltage (5V are needed) or power (at least 2A).
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Hard to tell from the description if it works or not. It's a dedicated QuickCharger for power hungry devices (and quickcharge doesn't work with the ColUSB). They mention on top that it's also compatible with standard USB devices - if that's true, then it should have a fallback to normal USB 5V and would work. I guess the only way is to try it out.
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Well, if you get an USB-C Power supply that says it's USB-PD or USB 3.1, then they might not have the fallback, as it only needs to support USB-PD and USB3.1 then. They made a real mess out of USB-C, to be honest. UL doesn't make sense. It's not needed and costs a lot of money, so unless you think customers want to pay 100 USD+ for this adaptor, it's totally overkill. As you mention: It's optional and not needed. It makes sense for products that are being sold in millions of quantities, but not for something like that. You're free to donate a UL certification, if you like Why should I put CE and FCC on the product page? I don't have these for ANY products in my shop, and Amazon or any other online shops also don't list CE / FCC. Probably because it's not even allowed to sell them without these, these are mandatory. And why do you think the logos are not on the box or the product? They are both on the retail box as well as on the product AND the DoCs are included in the packaging as well. Please don't assume anything you don't even know. Besides, the ColUSB is not a DC adapter, it's a simple low-voltage power converter. Yes, DC adapters can potentially be dangerous because these operate with 110 / 220V. In Germany, these need additional safety tests and certifications, which are very expensive. That's the reason we designed a power converter and not a DC adapter. A low-voltage device operating at 5V without any battery included is NOT dangerous and doesn't need these safety tests.
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If you've chosen Fedex as delivery service, you should've received a tracking mail directly from them.If it's Warenpost, you should receive a tracking number sometime today, though tracking probably won't work before Monday here (Warenpost is shipping via normal postal service, so tracking works but not as good as you know it from normal couriers). So if you haven't received any tracking until tonight, do contact me.
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As posted in my previous post, only chargers that don't follow the official specs do that.The proper ones have a fallback and provide 5V power (which is safe for any existing USB device) unless the device requests a different voltage. So a good and proper charger is backward compatible - but that can't be said for all the cheap chinese ones (even a lot of normal chinese USB plugs are out of specs, sometimes only providing 4.5V... that's why we made a second revision of the ColUSB Plug that converts anything between 4 and 20V to a stable 5V first)
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No, that's not the case. A proper fast charger / quickcharger (for example, the ones that come with Samsung phones) work like normal USB power supplies and provide 5V unless the device requests the higher voltage. Of course, that's not necessarily the case with all of them (I know the ones from the GPD Win don't work), but AFAIK it's even part of the Qualcomm fast charge specs, so all these will work.
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Ahh, no, there are also dumb USB-C ports without any protocol. Those simply expect 5V power, without any handshake. That's what we did here (including a full USB-C controller would've increased the cost a lot). That's why I mentioned that some quick-charge power supplies don't work. Some of them provide 5V if they are connected to a dumb device, but not all of them do that. So some quick-chargers don't work. These quick-chargers are expensive anyways - and here you can use any cheap power supply for 2 - 5 EUR and it'll work.
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Even good USB-C-Cables can't always do rapid-charge - as that's a special feature that needs some extra traces (it works with 12V). No need to get a quickcharge-cable. BTW: Packaging has arrived. Now I'm only waiting for the instructions manual as well as the PCBs. Both should arrive within the next few days
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You don't need to use a USB-C power supply. Just use something like this: https://www.amazon.com/AmazonBasics-One-Port-USB-Wall-Charger/dp/B0773JFWDC/ref=sr_1_14 And something like this: https://www.amazon.com/AmazonBasics-Type-C-USB-Male-Cable/dp/B01GGKYN0A/ref=sr_1_3_acs_sk_pb_1_sl_3 And you're good to go 2A is what I suggest do use, though I have also tried 1A and 1,5A adaptors - but depending on the adaptors, these COULD cause the CV to crash (if the power breaks down) or they can get REALLY hot.
