"If you can't hear anything when on a call, odds are your earpiece speaker is malfunctioning. Luckily, it's a relatively easy thing to fix."
Replacing the earpiece speaker in your iPhone 3G or iPhone 3GS is one of the easier DIY repairs. If you aren't ready to shell out the cash for a new iPhone just yet, you should be able to easily and successfully replace the speaker on your existing iPhone all on your own.
If your camera in your iPhone 3G or iPhone 3GS has stopped functioning you can DIY repair it in about 20 minutes and it'll cost you far less than putting out the money for a new iPhone. We can walk you through the repair from start to finish as well as recommend where to get quality parts and tools to get the job done right.
Apple has been forced to remove all 3G-enabled iOS devices from its online store in Germany, including the iPhone 3G, iPhone 3GS, iPhone 4 and iPad 2 WiFi + 3G, due to an injunction won by Motorola Mobility. Foss Patents reports:
Want to jailbreak and unlock but need to know how to tell what bootrom your iPhone 3GS is running? There are two numbers in your settings that will be a dead giveaway as to what bootrom your phone has. You'll need to know how to determine your bootrom in certain situations if you want to achieve a software unlock.
If your iPhone 3G or iPhone 3GS is having trouble charging, picking up a signal, or has a dead mic or speaker - replacing the dock assembly should remedy any of these problems. A DIY dock assembly repair is an easy enough fix if you've got the right tools and about thirty minutes to spare.
pod2g has updated his blog with more details on how the Corona untether actually works. If the deep inner workings of exploits such as this interest you, it's definitely something you'll want to check out.
Using a fuzzer, I found after some hours of work that there's a format string vulnerability in the racoon configuration parsing code! racoon is the IPsec IKE daemon (http://ipsec-tools.sourceforge.net/). It comes by default with iOS and is started when you setup an IPsec connection.
Now you got it, Corona is an anagram of racoon :-) .
Heard about the untethered jailbreak for the original iPad, iPhone 4, iPod touch 4, and older models running iOS 5.0.1 and curious how to use it on your own device?. This jailbreak won't yet work with newer, Apple A5 chipset-powered devices, namely the iPhone 4S or iPad 2, but if you own anything earlier, you're in luck.