dopod838, USB connection lost, Urgent !!! - 8125, K-JAM, P4300, MDA Vario General

Anyone can help? URGENT !!!
The usb connection is lost in my dopod838, even can not charge the device. Stupid.
I tried to replaced the radio rom via the usb, then there was no reponse for around 25 mins, then i reset the device. At the start-up screen, there is no radio version shown, and finally, i can no aysc the device to my desktop. Seems all the connections are disabled.
What I can do without USB connection and mini SD card ??
Give me a hand please.

Have you tried both A/C adaptor charger and USB cable?
Is there no charge on both? If so, unless you can reflash it (just to rule out software being the cause of this problem), then I fear this is a hardware problem and a warranty/insurance job.
Just my thoughts of course.
Joe

recovered.
Thanks for reply.

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Hello,
Its been few months now that I have this issue, and wasn't able to solve it yet
Every time I connect my TyTN/ Hermes on the USB port of my laptop it causes a n immediate reboot. Even when the Laptop starts again when the usb ports are reactivated (the Hermes is still plugged-in) it reboots again and again ...
This is very inconvenient (...) I would say because I can neither Sync (Activesync 4.5) nor recharge my TyTN through the USB port. Even if I disable communications on activesync it does the same ...
Any ideas? anyone had similar issues?
Thanks a lot
Christoforos [Greece]
yasou christoforos,
what happens when you plug in other USB devices, like a portable storage device or a mouse or something? Something could be wrong with your motherboard or hopefully just the OS. What model laptop is it?

Resurrecting the Wizard

Hello, I have a G4 wiza200, which had a broken USB port. I bought a replacement female jack and replaced the faulty one. Everything seems to be ok, there appear to be no short circuits and the Wizard will charge when connected either to the charger or cradled. The problem is that it's not discovered from the PC and it only charges when connected. I have no way to flash the rom or unlock the SIM lock.
Anyone any ides what the problem may be or of a possible solution?
Thanks
Edit: I forgot to mention that I don't have the original cable and I'm using the one I got with my N95 but I guess that's probably irrelevant as it is just a USB --> Mini USB cable.
Check if all the connectors are soldered properly ,charging doesn't confirm that it'll establish connectivity also,maybe the connectors for connectivity is not having a proper connection.There are perhaps five connectors,check with volt meter to confirm connection or get the phone in bootloaders (multicolor screen) connect to pc via usb cable and check if small usb appears in the bootloaders,if it appears it'll confirm establishing connectivity and you can flash a rom,but if it doesn't show it means there's a connection problem,either with the mini usb port or the usb cable.
Cheers!
Thanks for the reply. I have managed to SIM unlock it by sending the enableRapi.cab to the phone and installing it and using lokiwiz over bluetooth. I will go get another USB jack tomorrow and replace it again. Hopefully the problem is there and not one of the tiny ICs.
Believe it or not, it was the cable. I used the cable of a GPS device and it worked. The wizard has now officially returned from the dead
Yeah, I believe the nokia mini usb is a four prong, and ours is a five prong.
Glad to see you got it all fixed up
Now on to flashing some roms.......
enjoy
Thanks mate, I already have. Meanwhile I have discovered that G4s have their own RUU. I'm now running TNT's touchflo version of WM6.1, I have flashed the radio and the splash screens.

a serial problem with no solution to this moment!

hi. is there any chance to fix the problem of lose of usb connection for the HTC HD2, the device is not recognized by the pc. help! help please!
hicham1830 said:
hi. is there any chance to fix the problem of lose of usb connection for the HTC HD2, the device is not recognized by the pc. help! help please!
Click to expand...
Click to collapse
-you should try using another usb cable
-Do not turn on firewall on your computer
-try to update drivers
In most cases when a system loses a usb connection, once a successful one has been made, then it drops this is usually down to a power issue.
This could be down to a bad cable, or a loose wire in the cable or phone.
Try another usb port, or make sure you dont have many devices connected to you system via usb.
In most cases the more devices you have connected via usb the power it is taking possibly away from other usb ports that require that extra power.

[Q] Advice about state of iPAQ 614c

Hey everyone, I recently got hold of a HP iPAQ 614c from a friend, and was playing with it. I've had it about a week and so far it's been a lot of fun to play with. Downloaded and used the WM6.1 Manila and then WM6.5 Manila (v0.5) from this forum, and all was working super.
Now a day or so ago, I noticed my phone just totally stopped recognising the USB cable connected to it, and I need some advice as to what to do. It's not detecting the USB either in A/C charge mode, or when connected to my laptop, the laptop isn't detecting it as a device at all.
There is nothing wrong with either battery (a normal and a high capacity, both were working and charging fine before).
I've tried replacing, downgrading and re-upgrading the ROMs, and nothing seems to be working. I've also tried twiddling the cable connection to see if I can get it to respond (even temporarily, which would suggest a lose or damaged connection).
Luckily with the high capacity battery, I got about a week to fix it (if it's fixable) so long as I keep the wi-fi disabled.
Now what I want to know from you guys is if you think it's one of the following scenarios:
1. The USB interface on the phone is damaged (either from being knocked or dropped).
2. The cable has become damaged.
3. I've fudged something inside by using the unofficial ROMs.
And what, if anything I can do about it.
Much appreciated any help.
are you using the original charger?
HP614c recognizes the original charger and informs you about charging in other cases you need to turn on USB charging in system
if you have no response from USB it may be a damaged usb interface eg. the connector or charging IC or USB interface IC.
did you try on other PC/USB port or/and other cable
also check in device manager of PC for any suspicious looking USB devices

[Q] USB connection not working

Hello everyone, this is my first post and it´s about my Defy, which, for some reason, the USB port does not work to access the phone and/or the SD Card.
1: I did a soft and hard reset and the problem persists.
2: The phone does not show up on the device manager under Windows so not even an error message saying "Device not recognized" or something. Also, it won´t show up in Ubuntu.
3. The "Connect your charger" message shows up all the time.
4. No notification in the phone when plugged to the PC .
5. Even though I can´t access the phone from the PC, I still can´t charge it through the USB port.
6. I can connect/access the phone and SD Card using Wi-Fi (Motorola Phone Portal) but not USB. I can see "Plug in USB to launch" in Phone Portal but cannot press the button, only the one referring to Wi-Fi.
PS: This is my second Defy, the first one got the same problem so I got a new one... sadly, the it happened again.
PS2: I wonder if a USB 3.0 port has to do with anything? It´s the only thing that I noticed before the USB stopped working.
Any help or hint is greatly appreciated.
well, i don't think it's an usb3 problem ...
to be sure you could try to connect your phone with an older usb2 port computer ...
is the phone charging on wall charger and usb-cable ???
if not, it really sounds like a hardware failure ... then i would send it to customer service and tell them that there is the same problem again .. maybe the just repaired something and it's faulty again ... be sure, that they are changing the faulty things ...
if your phone is charging on wall charger, it could be that it is an problem with your pc ... try another one ...
DJ_Synergy said:
well, i don't think it's an usb3 problem ...
to be sure you could try to connect your phone with an older usb2 port computer ...
is the phone charging on wall charger and usb-cable ???
if not, it really sounds like a hardware failure ... then i would send it to customer service and tell them that there is the same problem again .. maybe the just repaired something and it's faulty again ... be sure, that they are changing the faulty things ...
if your phone is charging on wall charger, it could be that it is an problem with your pc ... try another one ...
Click to expand...
Click to collapse
1. I mentioned the USB 3.0 port because it was the only common thing just before the usb conection stopped working.
2. The phone charges normally using the wall charger or usb (2.0, 3.0) cable through the PC.
3. It does not matter what PC is connected to or the OS (Ubuntu, Win7)/
Thanks for the response!
It is possible to brick it. Wtih some phone's it seems to be a common error for usb ports to be blown.
Could also be the cable... My cable that came with the defy was already snatched after a few months. My screen started going on and of when I was charging it.
labsin said:
It is possible to brick it. Wtih some phone's it seems to be a common error for usb ports to be blown.
Could also be the cable... My cable that came with the defy was already snatched after a few months. My screen started going on and of when I was charging it.
Click to expand...
Click to collapse
Is there a way to check for faulty hardware-related issues?
just test different cables, computers or even mobiles ... then you will see, what is faulty
DJ_Synergy said:
just test different cables, computers or even mobiles ... then you will see, what is faulty
Click to expand...
Click to collapse
What I meant was some software that check or even some kind of physical device.
Anyway, I know it´s not the cable or PC faulty but the phone itself. But I want to confirm if it´s software or hardware related and if there´s a fix.
Thanks!
Try using USB with logcat open. You might see something in the log that will tell you what's happening
Sent from my MB525 using xda premium

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