iPhoneadiPodTouch

Liquid Submersion Indicator Turns Red

iPhone warranty will be voided if the the bottom Liquid Submersion Indicator(LSI) is red. Most iPhone users must be wondering what this Liquid Submersion Indicator is? In most cases, the LSI has turn RED and most users will not even notice it if the iPhone is still in good working condition. Most iPhone Users will have found this out only when they visit the service centre for repairs or other issue. Once the LSI turn RED, the Apple one year limited warranty or an AppleCare Protection Plan (APP) you have bought will be voided.

Read more about LSI at Apple Article>>>

APN Username and Password

APN is also called Access Point Name where a mobile data user wants to communicate with. You need to have the APN, Username and Password on your iPhone in order to surf the data or where apps or games need to request data.

If you are unable to surf the internet on your iPhone Safari, it means you do not have the correct APN for your mobile operator. Sometimes the APN maybe empty as you may have accidentally delete it.
You may have an empty APN in your settings if you have upgrade to iPhone iOS 4.

Keying in APN Manually

Goto Settings - > General -> Network -> Cellular Data Network

You need to enter the APN, Username and Password for Cellular Data and MMS. The picture below is for Singtel subscribers only. Singtel now made use 2 APN which is internet and e-ideas for its subscribers. Singtel Users need to ensure that your BBOM has been activated before you use the internet or any apps that require datas.

Please refer to your mobile operator for your APN, Username and Password.