Old school Easter eggs.
MOBILE SECRET CODES

SAMSUNG

¤ Software version: *#9999#
 ¤  IMEI number: *#06#
¤ Serial number: *#0001#
¤ Battery status- Memory capacity : *#9998*246#
¤ Debug screen: *#9998*324# - *#8999*324#
¤ LCD kontrast: *#9998*523#
¤ Vibration test: *#9998*842# - *#8999*842#
¤ Alarm beeper - Ringtone test : *#9998*289# - *#8999*289#
¤ Smiley: *#9125#
¤ Software version: *#0837#
¤ Display contrast: *#0523# - *#8999*523#
¤ Battery info: *#0228# or *#8999*228#
¤ Display storage capacity: *#8999*636#
¤ Display SIM card information: *#8999*778#
¤ Show date and alarm clock: *#8999*782#
¤ The display during warning: *#8999*786#
¤ Samsung hardware version: *#8999*837#
¤ Show network information: *#8999*638#
¤ Display received channel number and received intensity: *#8999*9266#
¤ *#1111# S/W Version
¤ *#1234# Firmware Version
¤ *#2222# H/W Version
¤ *#8999*8376263# All Versions Together
¤ *#8999*8378# Test Menu
¤ *#4777*8665# GPSR Tool
¤ *#8999*523# LCD Brightness
¤ *#8999*377# Error LOG Menu
¤ *#8999*327# EEP Menu
¤ *#8999*667# Debug Mode
¤ *#92782# PhoneModel (Wap)
¤ #*5737425# JAVA Mode
¤ *#2255# Call List
¤ *#232337# Bluetooth MAC Adress
¤ *#5282837# Java Version
¤ Type in *#0000# on a Samsung A300 to reset the language
¤ Master reset(unlock) #*7337# (for the new samsungs E700 x600 but not E710)
¤ Samsung E700 type *#2255# to show secret call log (not tested)
¤ Samsung A300, A800 phone unlock enter this *2767*637#
¤ Samsung V200, S100, S300 phone unlock : *2767*782257378#


NOKIA


Activate Enhanced Full Rate
Codec (EFR) - Your phone uses
the best sound quality but talk
time is reduced my approx...
5% #3370#
Deactivate Enhanced Full Rate
Codec (EFR).

¤ *#4720#
Activate Half Rate Codec -
Your phone uses a lower
quality sound but you should
gain approx 30% more Talk
Time
*#4720#
Deactivate Half Rate Codec.

¤ *#0000#
Displays your phones software
version, 1 st Line : Software
Version, 2 nd Line : Software
Release Date, 3rd Line :
Compression Type.

¤ *#9999#
Phones software version if
*#0000# does not work.

*#06# For checking the
International Mobile
Equipment Identity (IMEI
Number).

¤ #pw +1234567890+1 #
Provider Lock Status. (use the
"*" button to obtain the "p,w"
and "+" symbols) #pw
+1234567890+2 # Network
Lock Status. (use the "*"
button to obtain the "p,w" and
"+" symbols).

¤ #pw +1234567890+3 #
Country Lock Status. (use the
"*" button to obtain the "p,w"
and "+" symbols).


¤ #pw +1234567890+4 # SIM
Card Lock Status. (use the "*"
button to obtain the "p,w" and
"+" symbols).

¤ *#147# (vodafone) this lets
you know who called you last.

¤ *#1471# Last call (Only
vodofone).

¤ *#21# Allows you to check the
number that "All Calls" are
diverted to.

¤ *#2640# Displays security code
in use.

¤ *#30# Lets you see the private
number.

¤ *#43# Allows you to check the
"Call Waiting" status of your
phone..

¤ *#61# Allows you to check the
number that "On No Reply"
calls are diverted to.

¤ *#62# Allows you to check the
number that "Divert If
Unreachable (no service)" calls
are diverted to.

¤ *#67# Allows you to check the
number that "On Busy Calls"
are diverted to.

¤ *# 67705646 # Removes
operator logo on 3310 & 3330.

¤ *#73# Reset phone timers and
game scores.

¤ *# 746025625 # Displays the
SIM Clock status, if your phone
supports this power saving
feature "SIM Clock Stop
Allowed", it means you will get
the best standby time possible.

¤ *#7760# Manufactures code.

¤ *#7780# Restore factory
settings.


LG


¤ LG all models test mode: Type 2945#*# on the main screen.
2945*#01*# Secret menu for LG

¤ IMEI (ALL): *#06#
¤ IMEI and SW (LG 510): *#07#
¤ Software version (LG B1200): *8375#
¤ Recount cheksum (LG B1200): *6861#
¤ Factory test (B1200): #PWR 668
¤ Simlock menu (LG B1200): 1945#*5101#
¤ Simlock menu (LG 510W, 5200): 2945#*5101#
¤ Simlock menu (LG 7020, 7010): 2945#*70001#
¤ Simlock menu (LG 500, 600): 2947#*

¤ LG-U81XX SPECIAL CODES
¤ Code to read phone version :
- Phone without SIM
- Enter 277634#*# or 47328545454#
- Select 'SW Ver.info'
¤ Code to reset phone :
- Phone without SIM
- Enter 277634#*# or 47328545454#
- Select 'Factory Reset'
¤ Code to enter UNLOCK MENU :
- Phone wit SIM inside
- Enter 2945#*88110#
¤ Test Menu 8330 : 637664#*#
¤ Test Menu 8180 V10a: 49857465454#
¤ Test Menu 8180 V11a: 492662464663#
¤ Test Menu 8130-8138: 47328545454#
¤ Test Menu 8110-8120: 277634#*#