ZTE U88 mobile phone cipher

engineering mode code, to be exact. Below is a list of all available codes. Pay special attention to, don't use the code that you don't know how to use, or you will be at your own risk.

electric quantity display *983*25#

LCD color check *983*31#

backlight detection *983*5123#

earphone plug-in and microphone test *983*7*1#

ringtone vibration key test * 983 * 5391 #. 983*6#

indicator information, The requirements include cell information, signal strength, IMSI, Ec/Io12 *983*364#

memory detection *983*636#

Bluetooth RF test mode *983*28#

GPS coupling test *983*477#

audio loop *983*. 22837#

Rear camera test *983*474#

Production information inquiry * 983 * 154 #

Sensor test * 983 * 367 #

Anti-counterfeiting SMS *983*1#

External version number *983*32#

build number, Hardware version number *983*1275#

production test menu mode * 987 * #

dmparameterswitch * 983 * 36 #

anti-counterfeiting SMS number setting *983*2#

UA modification * 983 * 23 #

dcdparameterset. 983 * 767 #

FM test * 983 * 361 #

PDP activation deactivates *983*88329#

csps domain short message switching *983*2467#

wifi coupling test * 983 * 93 #

DisableADBDSwitch. 983*282#

Get log *983*12#

Reset settings of anti-counterfeiting SMS factory mode *983*3#

cmmb coupling test *983*2662#

imei modification * 983 * 4634 #

SNNUMBER Write * 983.

writereaddeletecalibration *983*225#

diagSetting *983*3423#

wifithruputtest *983*8478#

networkselect *983*683#

selectnetworkmanually * 983 * 9628 #

outside hard vision * 983 * 16 #

fetch ram log * 983 * 121 #

network restart * 983 * 123 #

enable disable log catch * 983 * 124 #

touch screen drawing *

pimparameterswitch * 983 * 37 #

setcurrentAU 9 * 983 * 99 #

pimparameterswitch * 983 * 98 #

anti-counterfeiting SMS status * 983 * 1548 #

settingflag * 983 * 233.