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  • Answer to: Which is company provide battery?

    all we can say is that all iphone battery was made in china... :) btw, here's the company list that manufactured iPhone's part (according to reuter data) : According to Reuters, Jyly 2, 2007 Following are some of the key parts and their makers that have been identified so far: 1. South Korea's Samsung Electronics Co. Ltd. (005930.KS: Quote, Profile, Research) makes the main processor as well as the flash memory chips that store music, photos and other user data * 2. The processor is based on an architecture licensed from Britain's ARM Holdings Plc (ARM.L: Quote, Profile, Research) # 3. Germany's Infineon Technologies (IFXGn.DE: Quote, Profile, Research) supplies the phone's transceiver and baseband processor # 4. Britain's Wolfson Microelectronics Plc (WLF.L: Quote, Profile, Research) makes the audio processing chip. Wolfson already supplies audio chips for Apple's popular iPods * 5. U.S.-based Marvell Technology Group Ltd. (MRVL.O: Quote, Profile, Research) makes the Wi-Fi chip that allows the iPhone to conn...
  • Answer to: When making calls, the other party can't hear me.

    just to make sure, try to use voice recorder, if u can record ur voice properly, means no prob with the microphone... and probably the problem is with software or the proxim sensor...
  • Answer to: I am getting message invalid sim

    Unlock would be the solution....
  • Answer to: When making calls, the other party can't hear me.

    U mean u can't hear them or they can't hear u? iPhone 4 reported got a lot of earpiece problem. i also experienced it, and re-assembly it did fix it. but if the problem is they can't hear u except in speakerphone mode, i think the problem is with proximity sensor... did the screen dim automatically when u put ur phone close to ur face?