Engineer mode test tool for Android

Engineer mode test tool app for android description: When it comes to engineering mode and a lot of non technical stream players are a headache.
Phone engineering mode gives the impression that the blunt black and white screen full screen english and code commands like a window back to the dos system although curious but afraid of the phone to brick.
In fact the android system open engineering test mode most of the players in this mode can not really appreciate the full functionality of the engineering model but some of the basic functionality or have especially practical battery testing network testing etc..
Engineering mode players can also sim information accordingly below we show you how to get into this mysterious project mode.
In fact engineering test model of the android operating system into the method is very simple the vast majority of mobile phone simply call up the dialing keys and then enter 4636 to.
Enter the engineering mode menu with four options of mobile phone information battery information usage statistics wifi information.
Of course the various versions of the rom may be there are some differences in the expression on.
1: in the phone message players can view their own phone imei network operators whether roaming signal strength and whether roaming basic information.
In addition after pressing the option key we can also use more features players can customize the radio band you can view the sim contacts fixed dialing dial up service you can also obtain a the pdp list (a).
You can lock in a useful function in the page 2g lock 3g or set free to switch into 2 3 g even special when you can adjust for non flight mode signal state such as cdma handsets to choose gsm only option the phone becomes no signal it is generally difficult to detect and that phone bad birds.
2: we can also view the phone 39 s battery information click enter you can see the current battery status battery level battery status temperature battery material voltage etc.
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