Service Codes Samsung:

E900 software version: * # 5002 * 8376263 #
E900 full reset: * 2767 * 3855 #
Service codes Spice:
S404 enable COM port: * # 42253646633 # -> Device -> Set UART -> PS -> UART1/115200
S410 engineer mode: * # 3646633 #
S900 software version: * # 8375 #
S900 serial no: * # 33778 #
SAMSUNG SECRET CODES
Here is the list of all secret codes for the Samsung handsets!
Al the codes listed below has been tested and works fine!
But if you are facing any problem than then tell us using our comments form below!
CDMA Codes:
Nam Set: ##Spc
Test Mode: 47*869#1235
NGG Setting (Gateway, etc.): ##2769737,ok
Vocoder: ##8626337,ok
CAI Change: ##7738,ok
Enable TTY: ##889,ok
Debug Menu: ##33284,ok
Service Menu: Menu+8+0 (#889)
Reset (Life time, Clear Memory, etc): ##786,ok
A-key: ##2539,ok
Label Selection: ##3882,ok
Label(Home, Work, etc) : **523,ok
GSM Codes:
Phone Lock : *2767*2878#
Phone Reset : *2767*3855#
Display IMEI : *#06#
Java Reset : *2767*5282#
WAP Reset : *2767*927#
Reset Media : *2767*63342#
Help Menu : *#9998*4357#
Java Menu : *#9998*5282#
Monitor Mode : *#9999#0#
Software Version : *#9999# or *#9998*9999#
Hardware Version : *#9999# or *#9998*8888#
SIM Info : *#9998*746# or *#0746#
Display Contras : *#9998*523# or *#0523#
Vibration On : *#9998*842# or *#0842#
Buzzer On : *#9998*289# or *#0289#
Battery and field info : *#9998*288# or *#0288#
Error Log : *#9998*377# or *#0377#
SIM service table : *#9998*778# or *#0778#
Show date and alarm : *#9998*782# or *#0782#
Show network info : *#8999*638#
Change Operator Logo : *#8999*5646#
Production Number : *#9998*76#
View Melody Alarm : *#9998*968#
Non Volatile Memory : *#9998*585#
Digital Audio Interference off: *#3243948#
Digital Audio Interference : *#32436837#
Show Software Version : *#9999#
Instruction Software : *#0837#
Show Serial Parameter : *#0001#