Nokia E70 Secret Codes

To check the IMEI(International Mobile Equipment identity)
*#06#

To check the firmware version and date use
*#0000#

To check the Bluetooth MAC use
*#bta0#

To check the WLAN MAC address
*#mac0wlan#

To clear the operator logo
*#opr0logo#

To activate
*#pca0#

to deactivate
*#pcd0# the GPRS PCCCH support

To check the SIM clock status
*#sim0clock#.

To check the software version
*#170602112302#.

To check the Warranty codes
*#war0anty#.

#pw+1234567890+n#
Display the SIM lock status:

n = 1: provider lock.
n = 2: network lock.
n = 3: country lock.
n = 4: SIM lock.