Nokia Secret Code

Check out the secret codes NOKIA GSM handphone the following: 

Nokia 21xx
Code Explanation
* # 06 # IMEI code
* # 3283 # Sunday Production / Month & Year
* # 9999 # Version Software

Nokia 32xx
Code Explanation
* # 06 # IMEI code
* # 0000 # Version Software
* # 92702689 # Service Menu
* # 746025625 # Sim Clock Stop
* 3370 # EFR active, clearer sound, the battery quickly drains.
# 3370 # EFR inactive.
* 4720 # HR active, not more clear sound, long-lasting batteries.
# 4720 # HR OFF.

Nokia 51xx
Code Explanation
* # 06 # IMEI code
* # 0000 # Version Software
* # 92702689 # Service menu
* 3370 # EFR active, clearer sound, the battery quickly drains.
# 3370 # EFR inactive.
* 4720 # HR active, not more clear sound, long-lasting batteries.
# 4720 # HR OFF.

Nokia 61xx
Code Explanation
* # 06 # IMEI code
* # 0000 # Version Software
* # 92702689 # Service menu
* 3370 # EFR active, clearer sound, the battery quickly drains.
# 3370 # EFR inactive.

Nokia 81xx
Code Explanation
* # 06 # IMEI code
* # 8110 # software version, date of production and model number
* # 92702689 # Service menu

Nokia 88xx
Code Explanation
* # 06 # IMEI code
* # 0000 # Version Software
* # 92702689 # Service Menu
* 3370 # EFR active, clearer sound, the battery quickly drains.
# 3370 # EFR inactive.

Nokia 90xx
Code Explanation
* # 06 # IMEI code
* # 6823711
58412125 # Version Software