Strange behavior after connect USBC cable or car charger on A50 - Samsung Galaxy A50 Questions & Answers

Hello everyone,
I just discovered that my wife's Samsung Galaxy A50 with brand from Orange Poland is very strange phone and probably have something wrong.
Found two issues with him:
Connect in car: after connect to car charger [key car is disconnected] it's power on radio and other devices in car [for example dash cam],
Connect to PC: direct connect by good quality USB-C <--> USB-C don't work - device it's not discovered by PC, or even loading
I also have a second A50, but without brand from mobile operator, and old A8-2018 and both those phones don't do this - don't power car electricity and are visible by PC on USB-C <--> USB-C connection.
What I did so far - was:
factory reset
download last firmware from SamMobile for Orange and apply it
clean up USB-C port in device
Unfortunately non of above don't fix issues.
What is working on her phone:
Device is loading by ac adapter
Device is also discovered by PC when connect by USB --> USB-C cable
I'm downloading from SamMobile image without brand - and will check it afternoon, but maybe someone from you was have those issues like this?
I'm can't attaching picture with cleaned USB-C ports on both devices and videos what this behavior look like because - I'm to new on forum

Did you checked which device control the other? I mean, there is an option, and maybe your phone is trying to control your car's computer.
My opinion about the PC issues is, maybe try the original cable, or type c <->type a, or other computer.
Sorry for poor english, and if I am wrong.

Use Your Samsung warranty and go to Samsung center in Poland for free diagnose. You can get hour appointment by call to choosen samsung Center. I think that You usb charger module in phone can be damaged. Typical Samsung diecease.

Thanks for responses. I was today on Samsung store and they take it for diagnose. I'm little aftraid only that this isssue is not so obvious and could be hard to find.

NETWolF82 said:
Thanks for responses. I was today on Samsung store and they take it for diagnose. I'm little aftraid only that this isssue is not so obvious and could be hard to find.
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I just get back device from repair. What was replaced in on bottom photo:
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Now device works fine.

Related

[Q] (Probably help and guide) USB OTG problem related

Well,I try to connect my External Hard Disk and it doesn't work...I got a notification stated that it's empty or unsupported thing like that...how can I fix it?
Plus,I try to plug in my usb controller,I got a notification stated too much power consumption :crying: how can I connect my controller?
Thank you for every help that you guys give to me,I'll never forget it...
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UchihaDareNial said:
Well,I try to connect my External Hard Disk and it doesn't work...I got a notification stated that it's empty or unsupported thing like that...how can I fix it?
Plus,I try to plug in my usb controller,I got a notification stated too much power consumption :crying: how can I connect my controller?
Thank you for every help that you guys give to me,I'll never forget it...
Click to expand...
Click to collapse
I have a Sony DK10 LiveDock, which has it's USB port connected to an Aten US421A USB switch, which is connected to a Targus 7 port powered Hub.
As the Targus 7 port hub is independently powered, it'll support any Sony (LT26i) supported device.
And I have some weird stuff connected like a 80GB IDE FAT32 USB enclosed HDD and/or your bog standard WD 320GB USB HDD (FAT32), a DELL U2410 monitor with SDcard reader and a HP 8GB v165w USB flash drive.
So stuff does work, BUT, if you're independently powering this off your Sony microUSB port on your phone you will have to match the power output of the phone with the power requirement of the attached device.
USB2.0 is spec'd at 5V and 5x100mA units.
WD USB HDD requires V5 0.55A to run and we know they're not supported
It is possible(I don't know) that the output of the Sony LT26i MicroUSB is only around ~300mA and thus devices attempting to draw more power will not work. It could be as low as 100mA.
I have a HP 8GB v165w flash drive and that doesn't work directly connected to the Sony (LT26i), but does work when connected through a powered USB hub. So if one knew it's power draw, then one could work out what the Sony (LT26i) is providing.
This may also help with additional information: USB Controller Games (Xperia S)

No AC Charging

Please help me to revive my lovely desire.
Problem:
It doesnt matter wich ac adapter i use it only uses usb speed.
I tried flash ChromiumOS yesterday and tried a backup from my old vijendrahs cm10.1 v6.3.
=> It's not the rom.
I used two different batterys...
(But they have only 20% capacity left...)
When did the problem occurs?
I charge my desire with an battery pack and then the battery pack gone flat and a few minutes after this the desire shut down.
Since this incident my desire didn't load in ac mode anymore...
jokergermany said:
Please help me to revive my lovely desire.
Problem:
It doesnt matter wich ac adapter i use it only uses usb speed.
I tried flash ChromiumOS yesterday and tried a backup from my old vijendrahs cm10.1 v6.3.
=> It's not the rom.
I used two different batterys...
(But they have only 20% capacity left...)
When did the problem occurs?
I charge my desire with an battery pack and then the battery pack gone flat and a few minutes after this the desire shut down.
Since this incident my desire didn't load in ac mode anymore...
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Click to collapse
The problem might be caused my the Plug to USB adapter. Do you have another one of these things lying around?
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Jep, we are 3 person with 3 AC Adapters originally from HTC...
I even tried different usb cables
€dit:
I think its an USB brick, because i can't connect to the phone too =(
jokergermany said:
Jep, we are 3 person with 3 AC Adapters originally from HTC...
I even tried different usb cables
€dit:
I think its an USB brick, because i can't connect to the phone too =(
Click to expand...
Click to collapse
Try the 4ext recovery USB unbrick option. If your phone rooted/s-off?
abaaaabbbb63 said:
Try the 4ext recovery USB unbrick option. If your phone rooted/s-off?
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Click to collapse
it's s-off, but it didn't work.

[Q] Galaxy S4 Car Dock going to work with HTC One?

I purchased the iBolt XProDock for my Galaxy S4 and it works fantastically. I just got off of the phone with Verizon and they are swapping out my S4 to a HTC One due to on going issues I've been having. I have been looking at cases and what not for the phone and realized that I have the car dock that I use regularly since I travel quite often for work. I know the phone will physically work with the dock as far as fitting, but I am curious if the cabling will work. It is the same micro usb connection so I know it will fit, but I am wondering if it will put the phone in "dock" mode like it did on the Samsung? The cable I got also has the headphone jack on the other end for connection to the aux port in the car. Does the HTC One support audio out through the USB port like the S4?
It supports audio through the usb but you need an otg or whatever it's called cable.
Sent from my HTC6500LVW using Tapatalk
Dark Jedi said:
It supports audio through the usb but you need an otg or whatever it's called cable.
Sent from my HTC6500LVW using Tapatalk
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I have basically that cable (I think) that is a part of the iBolt dock. It takes it from micro-usb male to mini-usb female. Basically the same cable the iBolt dock uses. Only different is it has clip points to connect it to the back of the dock and it is rigid so it can be shaped and held in proper place for connection to the phone.
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Then that cable connects to a male mini-usb that has a male usb and male mini-plug (head phone jack).
I'm assuming this will work once I get the correct cable (first image) that will put the phone in dock mode. The current cable is for my old S4 and it put the phone in dock mode and supported audio thorugh USB output.
Just as a side note, can you show a picture of the cable your taking about?
Why not just search USB OTG cable?
Sent from my HTC6500LVWBLU using Tapatalk 4
If I've helped, please hit the thanks button

Replace LG G7 charging port due to water damage

This is a little explanation of what happened: by mistake splashed with water a USB-C cable suited for charging. Then I connected it to the G7 to charge it, and immediately got the debris/moisture message:
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LG System Server
Check USB port
Charging blocked due to moisture/debris has been detected. Make sure the USB port and cable are dry and free of debris before charging.
What I did was, perfectly clean the G7 USB port with Electronic Contact Cleaner, and buy a brand new USB-C cable. However, from time to time, the message still appears sometimes when connecting the charger, and always when disconnecting any USB-C to 3.5mm jack audio DAC, probably this happens because it uses more pins than the charger?
I've contacted LG tech support on my region, and they state they'll perform a device reset and OS update, which I don't want either of them, so my best bet is to try to do it myself. The tech support states an IP Ingress Protection test is required to assure it's up to specs, to discourage me to do it myself, but I've seen tutorials on YouTube and they don't replace the cover seal, so I guess it's still protected?
I'll contact tech support again for repair price, and to know more about the back cover seal issue. Until know they didn't want to tell me how much it is, they want me to send the device over, so it's more likely I don't turn the repair down once the device is there even if the fixing is pricey.
Disassemble/assemble video
Finally bought a charging port replacement called "OEM USB Charging Charger Port Dock Connector Mic Flex Cable for LG G7 ThinQ G710" from eBay seller smileelife, apparently it's OEM quality and includes the rubber O-ring. Let's see when it arrives how it looks like.
You can choose between two models, LMG710VM and LMG710EM, which is mine.
Replaced the USB charging port, and working perfectly so far so good.
The problem was, I contacted LG, and they refused to give me a quotation on how much the repair will cost. They just require you to send the phone, which implies a factory reset and software upgrade. I've filed a Consumer Complain against LG due to not facilitating repair prices in advance. Let's see what happens and who do they favour.
The reference for the charging port on my phone is the LG EBR85980107, in case it helps somebody.
Thank you very much...however in my case I used normal charger and after that the fast charger,this way the problem solved. fast charging is causing the problem I think! Its a temporary solution though.
Palauv said:
Thank you very much...however in my case I used normal charger and after that the fast charger,this way the problem solved. fast charging is causing the problem I think! Its a temporary solution though.
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Click to collapse
Oh I see, I guess you can use iphone wall charger or use a computer. None of them support QC3.0 or similar. Can't test anymore since it's fixed.

Bricked SM-R805F, need to flash firmware using usb

Hello, I bricked my Galaxy watch when flashing the wrong firmware, and now if I select "Download (wireless), it shows an error and redirects me to download mode without wifi. I noticed there is a hidden 5 pin connector:
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I think that I should be able to flash firmware using odin when connected to the computer. But I need to figure out the pinout of the pins, since there are 5 pins, where usb has 4. Another thing is how would I connect the wires to such a small connector. Do you have any ideas?
EDIT: So I made a very janky connector, when I am in download mode on the watch, the PC recognizes an unknown USB device, someone had the same problem, and the solution is to change the vendor and product ID, but I don't really understand how to be honest, can someone help me?
I can't believe this but I actually unbricked my device! I made a really janky usb connector out of soldering metal and a piece of a cardboard:
It is really hard to keep the connection because you have to hold it steady and not move. I got a lot of "Unrecognised device" errors on Windows because I was using the wrong pinout, and after switching the RX/TX cables I saw the blue check on Odin that my device was connected, I was just so ****ing happy
Anyways, I downloaded the combination firmware, extracted it and packaged a new AP file with just the .bin files to unbrick the wireless download mode, then flashed it.
Now I am able to boot to Download (Wireless) mode and connect to the AP of the watch with my computer and flash the firmware with netOdin.
This is the pinout that worked for me:
Logged in just to say that this is impressive! I've done the same sort of thing years ago to provide 5V via pogo pins when I lost my charging puck for a LG G watch but this is even more insane!
randomhkkid said:
Logged in just to say that this is impressive! I've done the same sort of thing years ago to provide 5V via pogo pins when I lost my charging puck for a LG G watch but this is even more insane!
Click to expand...
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Thanks, I kind of lost hope for this device and thought I will have to sell it for parts or throw it out, but this saved me.

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