usb connector - Galaxy S II Q&A, Help & Troubleshooting

which USB connector can you recommend? im living in germany and i want to order from amazon.

Jack122 said:
which USB connector can you recommend? im living in germany and i want to order from amazon.
Click to expand...
Click to collapse
Do you mean the USB Connector at the bottom of the phone?
If yes, this guide that I wrote tells you all you need to know..........
S2 USB flex cable guide
http://forum.xda-developers.com/showthread.php?t=2335961
http://i.imgur.com/rVnFwJM.jpg

thanks your video guide was very helpful. i replaced the usb controller. now i have another problem. i broke of the ribbon cable of the volume keys. how can i get into recovery now? by the way its also softbricked right now.

Sorry fella....There are only 3 ways I know of that don't use the volume keys......
1) ADB commands
2) An app that works from a booted device
3) the extended power button menu available in xposed and custom roms....
From what you've said, none of those is available to you.....
Without getting the volume button ribbon fixed, you're pretty much stuffed.......
If you're ok with a soldering iron, you can get the part here.....
http://www.parts4repair.com/samsung-i9100-galaxy-s-ii-volume-flex-cable/
http://i.imgur.com/rVnFwJM.jpg

Related

Resistance to trigger MHL-mode

Hi everybody,
could someone whos got already the mhl-cable measure the resistance between pin4&5 (and 1&2) of the micro-usb part of the cable? (see http://www.kineteka.com/Data/Sites/1/micro-usb-b.jpg)
that would be awesome!
thx, canedha
canedha said:
Hi everybody,
could someone whos got already the mhl-cable measure the resistance between pin4&5 (and 1&2) of the micro-usb part of the cable? (see http://www.kineteka.com/Data/Sites/1/micro-usb-b.jpg)
that would be awesome!
thx, canedha
Click to expand...
Click to collapse
dont know if this matters, but ive been able to Resist MHL mode when plugging USB by just activating Debug mode! that way its coming up with standard USB options menu
Greenie-UK said:
dont know if this matters, but ive been able to Resist MHL mode when plugging USB by just activating Debug mode! that way its coming up with standard USB options menu
Click to expand...
Click to collapse
hmmm, i dont think i can use this information. this would either mean that for mhl mode no resistor would be connected and the mhl mode is always on aka the the tv would have to deal with usb-data +/- (how shpuld the phone know to send hdmi data instead of usb) or (and i thinks thats what happens) that debugging mode set to on overrides the resistor values recognition.
anyways thanks for your information!

FIXED [Q] Bought one that was water damaged..it boots.

I bought one of these phone's really cheap. The owner could not get it to boot. They had not tried a new battery. I opened it up and discovered a lot of corrosion on the USB part of the PCB, everything else "seems" O.K. I cleaned the corrosion from the USB PCB but it does not charge and the computer doesn't recognize it. I ordered a new battery, wall charge dock unit, USB pcb and a loudspeaker assembly about a week ago. Today I received the new OEM battery in the mail. I popped it in and the phone booted up. No real problems except it's locked to a provider I don't have any interest in using. Since USB is broken, I have to wait until the PCB part is delivered to replace it. I also noticed the home button (center plastic button) is not working. I have no problems keeping a stock ROM but I need to root to unlock it and this requires USB. My question is this, am I going to have any serious problems rooting and unlocking the phone if I can't get the Home button functioning?
http://www.youtube.com/watch?v=OXaBzHjnpqw USB PCB Damage
http://www.youtube.com/watch?v=EIlytcGx7wY The phone booting up
I think you need the home button to get into download mode. I might be mistaken though (need download mode to flash insecure kernel from Odin)
Sent from my GT-I9100 using xda premium
u should clean the corrosion with 99% isopropyl alcohol and a new tooth brush as for the home button sadly you need to remove the whole entire screen to get to it.. but once ur there just take the plastic off the click and use an eraser to clean it ,yes a pencil eraser..... this also works on blackberrys when there is water dmg on the buttons....
Also ... http://www.scribd.com/mobile/documents/56542824
george241312 said:
u should clean the corrosion with 99% isopropyl alcohol and a new tooth brush as for the home button sadly you need to remove the whole entire screen to get to it.. but once ur there just take the plastic off the click and use an eraser to clean it ,yes a pencil eraser..... this also works on blackberrys when there is water dmg on the buttons....
Also ... http://www.scribd.com/mobile/documents/56542824
Click to expand...
Click to collapse
I have already done that, the damage is too extensive on the USB PCB. Going to wait for the new part. Thanks for the home button info though. Is there a USB jig that can auto root these phones?
It's rebooting after turning off because of the USB port/circuit damage. A new one will fix this easily. You can root it without the home button using DoomLord's root toolkit.
Yayah!!
Intratech said:
It's rebooting after turning off because of the USB port/circuit damage. A new one will fix this easily. You can root it without the home button using DoomLord's root toolkit.
Click to expand...
Click to collapse
Wanted to thank you again. I replaced the USB flex cable and used Doomlord's to root and used an App off the market to SIM unlock it. Sweet things, loving this phone! Just need to replace the home button. I am using button savior for the home button for now.
USB flex cable replacement:
http://www.youtube.com/watch?v=aChzv3IzxsU
After root and unlock, phone and data testing:
http://www.youtube.com/watch?v=HQTWZb5PHAc

[Q] Need some help with accu and soldering

Guys, the microUSB port on my 101 G9 got broken by an accident.
Looks like It needs a resoldering (and due to double-sided main board it gonna cost some serious $). I removed the port entirely as I dont need PC connectivity.
Is it possible to solder a usb cable directly to BAT-/BAT+ points on the board? Or do I need to connect it to microUSB soldering points to work properly?
//sry for my bad english - I'm from Russia and got hella tired today(
Hi Devl547,
first: Your english is perfect, no need to worry.
Devl547 said:
Guys, the microUSB port on my 101 G9 got broken by an accident.
Looks like It needs a resoldering (and due to double-sided main board it gonna cost some serious $). I removed the port entirely as I dont need PC connectivity.
Is it possible to solder a usb cable directly to BAT-/BAT+ points on the board? Or do I need to connect it to microUSB soldering points to work properly?
Click to expand...
Click to collapse
Don't attach the USB cable to the battery points on the mainboard. This will damage your mainboard and battery on long term.
Please look at the area around the broken MicroUSB port and search for a green colored component.
This is the fuse for the 5V comming from the port. You might easily find a soldering point in this area as well.
You should use this as the connection to your cable, nothing else!
If you are unsure, i'll post a picture.
Best regards,
scholbert
Thanks. Actually, I have already soldered a usb cable to microusb soldering points ( nightmare difficulty :3 ).
Looks like it works perfectly, but I think I'd better buy a new Archos tablet next month and use my old one indoor as a internet/video terminal.
Hi. Can you please upload a Picture from the Solder Points how i must solder the 4 wires from a USB Cable? Thank you very much!
scholbert said:
Hi Devl547,
(...)
If you are unsure, i'll post a picture.
(...)
scholbert
Click to expand...
Click to collapse
Hi scholbert!
If you still read this, I'd really appreciate that picture as my micro usb socket came loose and currently I can't charge my Archos G9 101 Turbo.
Thanks,
Nuems
Hi Nuems!
Nuems said:
If you still read this, I'd really appreciate that picture as my micro usb socket came loose and currently I can't charge my Archos G9 101 Turbo.
Click to expand...
Click to collapse
I'm still using my Archos tablets, but i'll need to find my disassembled one to make a better picture i guess
Maybe you're able to locate the camera clip on your mainboard and remove it.
It is located near the micro USB slot...
See this post i made long ago (most informations are valid for the G9 101 as well):
http://forum.xda-developers.com/showpost.php?p=28542261&postcount=41
After you removed the clip you should be able identify the fuse as well.
It is a marked component with a "T" on top.
As told before this is the best place to solder some cable for external charger.
Regards,
scholbert

[Q] can't enter download mode&recovery

Hi
Software update I mobile device Odin and the result was that he now does not work perfectly and should be placed in the charger until it works and screen appears Samsung and then restart and still do this i tried to enter on a download mode but does not respond as well also try enter recovery but nothing is doing what should be I do ?? : (
Sorry for my en
Thanks
Try one/all of these.
1.
Remove battery.
Hold volume down.
Replace battery.
2.
Remove battery.
Hold volume down/home/power
Replace battery.
3.
Use USB Jig to power device into download mode (Use forum search).
TheATHEiST said:
Try one/all of these.
1.
Remove battery.
Hold volume down.
Replace battery.
2.
Remove battery.
Hold volume down/home/power
Replace battery.
3.
Use USB Jig to power device into download mode (Use forum search).
Click to expand...
Click to collapse
Thanks
But any other way with out USB Jig ??
ahmedsaber20005 said:
Thanks
But any other way with out USB Jig ??
Click to expand...
Click to collapse
Yeah, 1 & 2 !?!?!
We already have plenty of topics on "boot loops" go and read them.
TheATHEiST said:
Try one/all of these.
1.
Remove battery.
Hold volume down.
Replace battery.
2.
Remove battery.
Hold volume down/home/power
Replace battery.
3.
Use USB Jig to power device into download mode (Use forum search).
Click to expand...
Click to collapse
He's gonna go broke replacing all those batteries!
ahmedsaber20005 said:
Thanks
But any other way with out USB Jig ??
Click to expand...
Click to collapse
I've studied that english language variant back in the day and I think he meant "can't I just usa an usb jig?"
But I could be wrong.
Sent from the little guy
gastonw said:
I've studied that english language variant back in the day and I think he meant "can't I just usa an usb jig?"
But I could be wrong.
Sent from the little guy
Click to expand...
Click to collapse
No, As far as I reckon he assumed it was all one method instead of 3 separate possible methods. Its only the last one he needs the USB jig.
TheATHEiST said:
No, As far as I reckon he assumed it was all one method instead of 3 separate possible methods. Its only the last one he needs the USB jig.
Click to expand...
Click to collapse
Like a Pepsi promotion.
TheATHEiST said:
Yeah, 1 & 2 !?!?!
We already have plenty of topics on "boot loops" go and read them.
Click to expand...
Click to collapse
You perform steps 1 & 2, but did not succeed and I have no electrical resistance required for the manufacture of usb jig I'm in a place where there is no and can not be shipped to Can I extract electrical resistance of any device in the house? What are the specifications of this resistance
Do a Google search for 'make Samsung Galaxy S2 jig'.
ahmedsaber20005 said:
I'm in a place where there is no and can not be shipped to
Click to expand...
Click to collapse
Wow. If you can't get it shipped to you, are there any electronic stores in the area? Maybe a cellphone repair shop that has jigs?
Building yout own would require you to cut a microusb cable, dissassemble a household applience (hopefully finding the right resistor) and soldering the resistor to the cable. Are you sure you cannot just buy it from somewhere? Ask from someone? There's a thread about finding jigs in your area. Try looking there.
Sent from my digital submersible hovercraft.
f-r said:
Wow. If you can't get it shipped to you, are there any electronic stores in the area? Maybe a cellphone repair shop that has jigs?
Building yout own would require you to cut a microusb cable, dissassemble a household applience (hopefully finding the right resistor) and soldering the resistor to the cable. Are you sure you cannot just buy it from somewhere? Ask from someone? There's a thread about finding jigs in your area. Try looking there.
Sent from my digital submersible hovercraft.
Click to expand...
Click to collapse
I am going to do this
Any way without USB Jig ???
ahmedsaber20005 said:
Any way without USB Jig ???
Click to expand...
Click to collapse
Yeah, re-read this thread.
Sent from the little guy

[Q] Last attempt before tossing tablet

Hi I have a Sony Xperia S SGPT-121US the "multi port" broke and now the tablet will no longer charge. I have stuff from work I really need. Is there any place I can purchase a replacement? (tried ebay,digi key already) Or can I charge thebattery any other way like Wireless or anything?
Thanks in advance for any feedback.:fingers-crossed:
ty949 said:
Hi I have a Sony Xperia S SGPT-121US the "multi port" broke and now the tablet will no longer charge. I have stuff from work I really need. Is there any place I can purchase a replacement? (tried ebay,digi key already) Or can I charge thebattery any other way like Wireless or anything?
Thanks in advance for any feedback.:fingers-crossed:
Click to expand...
Click to collapse
is your port bad or is it the cable? i have the sgpt-1211 and i cant hardly find anything about it and $70 for some bs charger is crazy. good luck
potna said:
is your port bad or is it the cable? i have the sgpt-1211 and i cant hardly find anything about it and $70 for some bs charger is crazy. good luck
Click to expand...
Click to collapse
Unfortunately it's the port I just paid $40 for a brand new charger (so mad) I can see a corner of the dock got broke off. I'm bidding on a parts tablet on ebay right now fingers crossed. Otherwise it's for parts on ebay and try to get back some money?
Different problem now
So I decided to open up the tablet and charge the battery by connecting a usb cable with one side stripped and soldered the positive and negative to the proper leads on the battery. So Now I get a red light flashing 10 times on the side where the power button and volume buttons are. Before I had nothing at all. Any Suggestions?
ty949 said:
So I decided to open up the tablet and charge the battery by connecting a usb cable with one side stripped and soldered the positive and negative to the proper leads on the battery. So Now I get a red light flashing 10 times on the side where the power button and volume buttons are. Before I had nothing at all. Any Suggestions?
Click to expand...
Click to collapse
I would suggest you send it to Sony for repair, but I don't want to spoil all the fun you are having.
ty949 said:
So I decided to open up the tablet and charge the battery by connecting a usb cable with one side stripped and soldered the positive and negative to the proper leads on the battery. So Now I get a red light flashing 10 times on the side where the power button and volume buttons are. Before I had nothing at all. Any Suggestions?
Click to expand...
Click to collapse
What voltage is the battery??? I have used a stripped USB cable many times to revive a dead phone battery. 5V => 3.72V is safe enough... I know the battery from the STS is a 9Vish (from memory) prehaps you could wire off the end of your tablet charger for the extra voltage?? SOUNDS LIKE FUN
so what did you end up doing? trash, won your ebay auction? sell yours??? send to sony? i'd like to know since parts for these things are going to be hard to source. also what model do you have?

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