Samsung :
15. *2767*2878# Mengunci ponsel.
16. *2767*3855# Mereset memori, jangan lupa mencabut kartu SIM.
17. *#0324# Net Monitor
18. *#0001# Display RS232 serial
communication parameter setup.
19. *9266# Display received channel
number and received intensity.
20. *#9998*377# atau *#0377# Software error LOG (wrong display of EEPROM).
21. *#9998*778# atau *#0778# SIM
Service Table.
22. *#0837# Instruction Software.
23. *#0001# Show Serial Parameter.
24. *#9998*968# View Melody Alarm.
25. *#9998*585# Non Volatile Memory.
26. *#3243948# Digital Audio
Interference off.
27. *#32436837# Digital Audio Interference.
28. *#9998*4357# Help Menu.