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Go Back   GSM-Forum > GSM & CDMA Phones / Tablets Software & Hardware Area > iPhone ,iPod & iPad (Apple Inc. Products) > iPhone, iPad, iPod Hardware Repair

iPhone, iPad, iPod Hardware Repair Hardware Repair discussions for iPhone, iPod , iPad & Apple Products, help, guides.

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Old 12-28-2011, 14:51   #2491 (permalink)
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Iphone 3gs restarting itself after about 2-3 minutes, I have changed battery twice and also bottom dock port, the restart is when on battery or mains..any ideas?
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Old 12-28-2011, 15:07   #2492 (permalink)
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Quote:
Originally Posted by G1mobile repair View Post
Iphone 3gs restarting itself after about 2-3 minutes, I have changed battery twice and also bottom dock port, the restart is when on battery or mains..any ideas?
Can it switch on via battery?
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Old 12-28-2011, 15:44   #2493 (permalink)
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No network

My englich is bad but i install the new redsnow beta2 and download corona and ultrasnow 1.2.5 and every thing work good and i can turn of and on the iphone 3gs but i still not havning any network.i tryied with 2 diffrend iphone 3gs but nothing work.

both iphone is 3gs and with ipod baseband 06.15.00

what should i do should i install both ultrasnow 1.2.5 and corona or what.
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Old 12-28-2011, 18:49   #2494 (permalink)
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Quote:
Originally Posted by Wites View Post
1.Chk lines from capacitors to speaker solder pads at dock flex if arrive track
must have 00.1 or 00.2 ohm not more,if it have more make long jumper.
2.Chk with multimeter each of 2 tracks if show numbers with GND,red to track
black to gnd and vice versa see how much numbers show each track.
3.Chk input voltages for audio ic at FL6_AP=1.8V,FL28_AP=3V,FL29_AP=3V
FL30_AP=3.7V,this voltages are not exact check schematic at this filters.
See entire board if not missing some component.
If everything ok this is audio ic problem.
Hey Wites rechecked the tracks, and happens that cap C194 does not arrived to the speaker pad. So created a long jumper from cap 194 to dz7. And voila the sound is working from the speaker.

Now I have this problem that the jumper I have created is shorting with other components as soon as I close the screen assembly back. Is there a neat option on how to perfectly position the long jumper? Or maybe can I create a smaller jumper by shorting C194 to C195?
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Old 12-28-2011, 18:51   #2495 (permalink)
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Quote:
Originally Posted by rabih View Post
My englich is bad but i install the new redsnow beta2 and download corona and ultrasnow 1.2.5 and every thing work good and i can turn of and on the iphone 3gs but i still not havning any network.i tryied with 2 diffrend iphone 3gs but nothing work.

both iphone is 3gs and with ipod baseband 06.15.00

what should i do should i install both ultrasnow 1.2.5 and corona or what.
Why do you download corona when you already are running redsn0w?
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Old 12-28-2011, 19:04   #2496 (permalink)
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Quote:
Originally Posted by limespirit View Post
Hey Wites rechecked the tracks, and happens that cap C194 does not arrived to the speaker pad. So created a long jumper from cap 194 to dz7. And voila the sound is working from the speaker.

Now I have this problem that the jumper I have created is shorting with other components as soon as I close the screen assembly back. Is there a neat option on how to perfectly position the long jumper? Or maybe can I create a smaller jumper by shorting C194 to C195?
Make from dz7 to speaker solder pad.
And check on dock flex 2 big filters for speaker maybe some is open and no need to solder long jumper.
If you decide to make long solder an good isolated wire.
You chk from where it broke from cap to dz7 or from dz7 to speaker pad.
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Old 12-28-2011, 19:09   #2497 (permalink)
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Quote:
Originally Posted by Wites View Post
Make from dz7 to speaker solder pad.
And check on dock flex 2 big filters for speaker maybe some is open and no need to solder long jumper.
If you decide to make long solder an good isolated wire.
You chk from where it broke from cap to dz7 or from dz7 to speaker pad.
The line is open already between c194 and dz7...so doing a small jumper from dz7 to speaker pad is useless, no? since the line won't reach the audio IC?
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Old 12-28-2011, 19:13   #2498 (permalink)
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Quote:
Originally Posted by limespirit View Post
The line is open already between c194 and dz7...so doing a small jumper from dz7 to speaker pad is useless, no? since the line won't reach the audio IC?
Yes right you will need long isolated wire or put between wire and metallic parts duct tape.
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Old 12-28-2011, 19:16   #2499 (permalink)
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Quote:
Originally Posted by Wites View Post
Yes right you will need long isolated wire or put between wire and metallic parts duct tape.
And sorry to be a pain again Wites...but could you please show me a good example of an isolated wire...maybe I have one hiding here somewhere?
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Old 12-28-2011, 19:21   #2500 (permalink)
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Iphone 4 charging proplem

My iphone4 charging but stop charging at40% and then no charging
What can i do??
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Old 12-28-2011, 19:26   #2501 (permalink)
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Originally Posted by smsm™ View Post
My iphone4 charging but stop charging at40% and then no charging
What can i do??
Have you got other battery? Maybe the battery lost calibration.
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Old 12-28-2011, 19:47   #2502 (permalink)
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I'll try this
Thx i'll tell yo the result later
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Old 12-28-2011, 19:50   #2503 (permalink)
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Quote:
Originally Posted by limespirit View Post
And sorry to be a pain again Wites...but could you please show me a good example of an isolated wire...maybe I have one hiding here somewhere?
Something like this wire.

By wites13 at 2011-12-28



I m very mad that i can't upload photos directly from my PC to forum,i have to upload to ImageShack then to forum and this is frustrating.
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Old 12-28-2011, 19:58   #2504 (permalink)
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Originally Posted by Wites View Post
Something like this wire.

By wites13 at 2011-12-28



I m very mad that i can't upload photos directly from my PC to forum,i have to upload to ImageShack then to forum and this is frustrating.
Sorry wites for the hassle, for no reason my forum account lost subscription to this thread
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Old 12-28-2011, 20:12   #2505 (permalink)
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I m mad not because you ask me to sow photo,but because of forum that give error when i try upload photo,for me would be easier to upload directly to forum.
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