Buy mainstream Smartphone, how to test cell phone feature? -Phone codes-IT information

A lot of people bought in stores or Telecom Mobile phone when you are finished, just see if the screen highlights, casing has no scratches, happy 7 days after the discovery a feature not working properly. In order to avoid missing 7 days free-for-good opportunity for a new machine, it is recommended that consumers can immediately enter the code at the time of purchase, switch on the built-in "test mode", to check the function of the phone is normal!

When consumers buy phones, can open a mobile phone now, directly in the shop for the function test. As long as entering specific codes in the phone function, you can open up the phone built-in test patterns, can be used without wired network! All brands of test mode code is as follows:

HTC:*#*#3424#*#*

Sony:*#*#7378423#*#*

Samsung:*#0*#

LG:*#546368#*___# (___ phone model, available in the system settings > about phone > hardware information found)

Motolora:*#*#4363#*#* or *#*#2486#*#*

Mediatek chip phone: *#*#3646633#*#*

Just enter the code in the phone, you can easily gain access to test mode

Opening can be carried out after a number of functional tests. However this mode can detect whether there are abnormal, and cannot be amended. If the phone has issues, and is returned to the original business for repair as soon as possible.

买了行货智能手机，如何当场测试手机功能？ - 手机,代码 - IT资讯

不少人在专卖店或是电信营业厅买完手机后，仅仅只是看看屏幕有没有亮点、外壳有没有刮伤，开开心心用了7天后才发现某个功能不正常。为了避免错失7天内可免费换一台全新机的好机会，建议消费者在购买时可以立刻输入代码、开启手机内置的“测试模式”，来检查手机的各个功能是否正常！

消费者购买手机时，可以在手机拆封的当下，直接在店内进行各项功能测试。只要在电话功能中输入特定代码，就可以开起手机内置的测试模式，无须连线网络即可使用！其中各品牌的测试模式代码如下：

HTC：*#*#3424#*#*

Sony：*#*#7378423#*#*

Samsung：*#0*#

LG：*#546368#*___#（___为手机型号，可在系统设定>关于手机>硬件信息中找到）

Motolora：*#*#4363#*#*或*#*#2486#*#*

联发科芯片手机：*#*#3646633#*#*

只要在通话功能中输入代码，就可以轻易进入测试模式

开启后就可进行多项功能测试了。不过该模式仅能检测是否有异常、而无法修正。因此若是发现手机有问题，还是得尽快送回原商家进行维修。