| Nokia | |
| IMEI number: | *#06# |
| Software version: Format Phone | *#0000# *#7370# |
| Simlock info: | *#92702689# |
| Enhanced Full Rate: | *3370# [#3370# off] |
| Half Rate: | *4720# |
| Provider lock status: | # p w + 1234567890+1 |
| Network lock status: | # p w + 1234567890+2 |
| Provider lock status: | # p w + 1234567890+3 |
| SimCard lock status: | # p w + 1234567890+4 |
| 1234567890 - MasterCode which is generated from IMEI | |
| Motorola | |
| IMEI number: | *#06# |
| Net Monitor ON: | ***113*1*[OK] |
| Net Monitor OFF: | ***113*1*[OK] |
| * - press this until box shown up | |
| Samsung | |
| IMEI number: | *#06# |
| Software version: | *#9999# albo *#0837# |
| Net Monitor: | *#0324# |
| Chaning LCD contrast: | *#0523# |
| Memory info: | *#0377# albo *#0246# |
| Reset memory (SIMLOCK`a removing!!!): | *2767*3855# |
| Reset CUSTOM memory: | *2767*2878# |
| Battery state: | *#9998*228# |
| Alarm beeper: | *#9998*289# |
| Vibra test: | *#9998*842# |
