*. *#06# - Serial No
*. *#0000# - Version
*. *#2820# - BT Device Addr
*. xx# - QuickSave to pos. xx
*. [0] - Longpress, goto WAP
*. 12345 - Default Security Code
*. 0000 - Default Net Code
*. --
*. [Menu] - Longpress for TaskManager,[C] to kill task
*. --*. [ABC] - Keep depressed during boot to start in SafeMode
*. --
*. For D1 - Standard Net Code is,Last 4 nos. of Card-No. without HLR
Service Codes
Note: Enter Code, then press the [SEND/CALL] key
Legend
*. EFR - Enhanced Full Rate
*. HR - Half Rate
*. CLIR - Call Line Ident Restrict
*. CLIP - Call Line Ident Present
*. COLR - Connect Line Restrict
*. COLP - Connect Line Present
Codes
*. *31# - CLIR On
*. #31# - CLIR Off
*. *#31# - CLIR Status
*. --
*. #31#[Tel] - No CLIR for Tel
*. *31#[Tel] - Act CLIR for Tel
*. #31*[Tel] - Force CLIR forTel
*. --
*. *30# - CLIP On
*. #30# - CLIP Off*. *#30# - CLIP Status
*. --
*. *76# - COLP On
*. #76# - COLP Off
*. *#76# - COLP Status
*. --
*. *77# - COLR On
*. #77# - COLR Off
*. *#77# - COLR Status
Dangerous Codes
Nokia SymbianOS
*. Reset Wallet - *#res0wallet#
*. Factory Reset - *#7780#
*. Soft Format - *#7370#
*. Hard Format - Keep depressed
,[3],[SEND] keys and Power ON phone