MOBILE PHONES SECRET CODES

Mobile Set: All Samsung Mobile Sets 

Use For: Show IMEI (International Mobile Equipment Identity). 
Code: *#06* 


Mobile Set: Samsung 811 

Use For: Unlock code / Change roaming code / ID. 
Code: 47*869#08#9 


Mobile Set: SGH-600 , SGH-2100 

Use For: Show Software Version. 
Code: *#9999# 

Use For: Show Software Version (instructions). 
Code: *#0837# 

Use For: Show Serial Parameters. 
Code: *#0001# 

Use For: Activates the smiley when charging. 
Code: *#9125# 

Use For: Battery status (capacity, voltage, temperature). 
Code: *#9998*228# 

Use For: Program status. 
Code: *#9998*246# 

Use For: Change Alarm Buzzer Frequency. 
Code: *#9998*289# 

Use For: Debug screens. 
Code: *#9998*324# 

Use For: Watchdog. 
Code: *#9998*364# 

Use For: EEPROM Error Stack - Use side keys. 
Code: *#9998*377# 

Use For: Trace Watchdog. 
Code: *#9998*427# 

Use For: Change LCD contrast - Only with version G60RL01W. 
Code: *#9998*523# 

Use For: Memory status. 
Code: *#9998*636# 

Use For: Jig detect. 
Code: *#9998*544# 

Use For: SIM File Size. 
Code: *#9998*746# 

Use For: SIM Service Table. 
Code: *#9998*77 

Unlocking:
Power on the mobile phone without SIM card and type these codes:

*2767*63342# and press green button
*2767*3855# and press green button
*2767*2878# and press green button
*2767*927# and press green button
*2767*7822573738# press button

Phone will be unlocked, but all trims are reseted !!!