饿死抬头
请问三星的工程模式
有许多… 怎么都看不懂 求解释（不是本科系）
例如这个：
ServiceMode - MDM Ramdump mode
我不小心修改到了… 忘记原本默认是on 还是 off了
跪求神人支援
*#1234# 显示手机当前系统固件版本
*#2222# 全面型号认证信息
*#0*# 硬件模块测试
*#7353# 快速测试菜单]无法使用）
*#0808# USB连接模式设置
*#0011# SIM卡基本信息]看不懂）
*#0228# 电池参数
*#0283# 回传测试
*#1106# 持握传感器测试
*#1111 # 读取软件设计版本信息
*#2663# 固件版本信息
*#9090# 诊断配置（看不懂）
*#9900# 系统转储模式（看不懂）
*#66336# 基带调试（看不懂 这是在做什么的）
*#727728# 接收呼叫模式*#22228378# Cabc测试]看不懂）
*#22558463 # 重置总通话时间
*#34971539# 查看相机固件
下面原文版本
来源：
https://forum.xda-developers.com/showthread.php?t=2455045
Samsung Hidden Codes
Not all work due to android o.s. changes and some may be missing
*#TESTMODE#
*#03# Nand Flash Unique Number
*#06# IMEI INFO.
*#745#
*#746#
*#0011# ServiceMode
*#0514# SysDump (shorter list)
*#0808# Qualcom USB settings
*#1111#
*#1575#
*#2222#
*#2263# ServiceMode - toggle Auto/WCDMA/GSM/LTE bands and modes
*#2580#
*#2684#
*#2866#
*#7284# Qualcom USB settings
*#8888# ServiceMode - READ FTA HW VERSION
*#9090# ServiceMode - DIAG CONFIG
*#9900# SysDump
*#32489#
*#66336# ServiceMode - MDM Ramdump mode
*#123456#
*#147852#
*#279301#
*#301279#
*#369852#
*#1478963#
*#3214789#
*#3698741#
*#4238378#
*#5337632#
*#6984125*#
*#22553767#
*#22558463# ResetTotalCallTime
*#73876766#
*#99007788#
*#197328640# ServiceMode - DEBUG SCREEN (1 Basic Information - same as 0011)
*#2767*2878#
*#738767633#
*#3214789650#
*#7387678387#
*#7387677763#
*#4387264636#
*#27663368378# ServiceMode - MAIN MENU (7 DEBUG SCREEN)
*#827828868378#
*#*#4636#*#* phone information
*2767*3855# hard reset
*#*#7780#*#* factory reset
*#*#7594#*#* change end call/power option
*#*#197328640#*#* service mode
*#*#273283*255*663282*#*#* file copy screen (backup media files)
*#*#526#*#* wlan test
*#*#232338#*#* shows wifi mac address
*#*#1472365#*#* gps test
*#*#1575#*#* another gps test
*#*#232331#*#* bluetooth test
*#*#232337#*# shows bluetooth device address
*#*#8255#*#* gtalk service monitor
Samsung Secrets Code
*#*#0283#*#* packet loopback
*#*#0*#*#* lcd test
*#*#0673#*#* melody test
*#*#0842#*#* device test (vibration test and backlight test)
*#*#2663#*#* touch screen version
*#*#2664#*#* touch screen test
*#*#0588#*#* proximity sensor test
*#*#3264#*#* ram version
Samsung Secrets codes to get firmware version information:
*#*#4986*2650468#*#* pda, phone, h/w, rfcalldate
*#*#1234#*#* pda and phone
*#*#1111#*#* fta sw version
*#*#2222#*#* fta hw version
*#*#44336#*#* pda, phone, csc, build time, changelist number
*#272*IMEI# - To change the salescodes and reset the user data