*#06# - IMEI (International Mobile Equipment Identity) number
Enter the service menu on newer phones like Galaxy S III
Type *#0*#
Show Software Version.
Use this to Show Software Version of your handset.
Type *#9999#
Show Software Version (instructions).
Use this to Show Software Version (instructions) of your handset.
Type *#0837#
Show Serial Parameters.
Use this to the Show Serial Parameters of your handset.
Type *#0001#
Activates the smiley when charging.
Use this to Activate the smiley when charging on your handset.
Type *#9125#
LCD Contrast.
Type *#0523#
Battery status (capacity, voltage, temperature).
Type *#9998*228#
Program status.
Type *#9998*246#
Change Alarm Buzzer Frequency.
Type *#9998*289#
Debug Screens.
Type *#9998*324#
Watchdog.
Type *#9998*364#
EEPROM Error Stack - Use side keys to select values.
Type *#9998*377#
Trace Watchdog.
Type *#9998*427#
Change LCD contrast.
Type *#9998*523#
Jig detect.
Type *#9998*544#
Memory status.
Type *#9998*636#
SIM File Size.
Type *#9998*746#
SIM Service Table.
Type *#9998*778#
RTK (Run Time Kernel) errors - if ok then phone is reset.
Type *#9998*785#
Run, Last UP, Last DOWN.
Type *#9998*786#
Software Version.
Type *#9998*837#
Test Vibrator - Flash the screen light during 10 sec and vibration activated.
Type *#9998*842#
Vocoder Reg - Normal, Earphone or Carkit.
Type *#9998*862#
Diag.
Type *#9998*872#
Reset On Fatal Error.
Type *#9998*947#
Last/Chk.
Type *#9998*999#
Yann debug screen (Debug Screens).
Type *#9998*9266#
Software version.
Type *#9998*9999#
Changes serial parameters (s=?, f=0.1, t=0.1).
Type *0001*s*f*t#
*#9125# : Smiley
*#0228# or *#8999*228# : Battery Info
*#8999*636# : Display Storage Capacity
*#8999*778# : Display SIM Card Information
*#8999*782# : Show Date And Alarm Clock
*#8999*786# : The Display During Warning
*#8999*837# : Samsung Hardware Version
*#0523# - *#8999*523# : Display Contrast
*#8999*638# : Show Network Information
*#8999*9266# : Display Received Channel Number And Received Intensity
*#8999*364# : Watchdog ON/OFF
*#8999*427# : WATCHDOG Signal Route Setup
*2767*3855# : Full Reset (Caution every stored data will be deleted.)
*2767*2878# : Custom Reset
*2767*927# : Wap Reset
*2767*5282# - Reset Millet's Java and other related
*2767*63342# - Data Reset (deletes photos, ring tones)
*#9998*4357# - Help Menu
*#9998*5282# - Java menu (GRPS / CSD settings for JAVA server)
*#9999#0# - Net monitor
*#8888# OR *#9998*8888# - Hardware based version
*#9998*288# OR *#9998*0288# OR *#0288# - Battery Information
*#9998*377# OR *#9998*0377# - The error log
*#9998*778# OR *#9998*0778# OR *#0778# - SIM Service table
*#9998*782# - Shows the date and time when the alarm clock will ring
*#9998*5646# - Change the operator logo that shows up at the start of your
*#9998*76# - Manufacturing number
*#9998*968# - View the available sounds for alarm
*#9998*585# - Permanent memory phone
*#3243948# - Digital Audio Interference Off
*#32436837# - This will bring the Digital Audio Interference On option *#1234# Firmware version
*#0011# - Service Mode
*#2683662# - Advenced Service Mode
*#7353# - Test Menu
*#0*# - Advenced Test Menu
*#0808# - USB Settings
*#0228# - Battery Status
*#2663# - Advenced Firmware Version
*#74123465* - Camera Firmware Standard
GSM codes for Samsung GT-E2120
Change PIN code - **04* and enter the old PIN code, and twice a new PIN code.
Change PIN2 code - **042* and enter the old PIN2 code, and twice the new PIN2 code.
Unlock SIM (PIN) - **05* and enter the PUK code and new PIN code twice
Unlock SIM (PIN2) - **052* and enter the PUK2 code and new PIN2 code twice
Call Forwarding (you have to order the service from the operator)
##002# - Cancel all diverts
##004# - Cancel all conditional call forwarding
**004* phone number # - Activate all conditional call forwarding
Unconditional call forwarding (Call Forward All)
###21 - Switch off and deactivate
#21# - Deactivate
**21*phone number# - Enable and Activate
*21# - Activate
*#21# - Check the condition
Diversion in case of "no answer"
###61 - Switch off and deactivate
#61# - Deactivate
**61* phone number# - Enable and Activate
*61# - Activate
*#61# - Check the condition
Diversion in case of "not available"
### 62 - Switch off and deactivate
# 62 # - Deactivate
** 62 *phone number# - Enable and Activate
* 62 # - Activate
* # 62 # - Check the condition
Diversion in case of "busy"
###67 - Switch off and deactivate
#67# - Deactivate
**67*phone number# - Enable and Activate
*67# - Activate
*#67# - Check the condition
Call Barring (you have to order the service from the operator)
Change the password for all bans (default - 0000)
- ** 03 * 330 * old password * new password * new password #
Restrict of all outgoing calls
*33*(enter password)# - Activation code
#33*(enter password)# - Deactivation code
*#33# - Check Status
How to block all calls
*330*(enter password)# - Activation code
#330*(enter password)# - Deactivation code
*#330# - Check Status
Barring of all outgoing international calls on your phone
*331*(enter password)# - Activation code
#331*(enter password)# - Deactivation code
*#331# - Check Status
How to bar all outgoing international calls when roaming
*332*(enter password)# - Activation code
#332*(enter password)# - Deactivation code
*#332# - Check Status
Blocking of all outgoing calls
*333*(enter password)# - Activation code
#333*(enter password)# - Deactivation code
*#333# - Check Status
Restrict of all incoming calls
*353*(enter password)# - Activation code
#353*(enter password)# - Deactivation code
*#353# - Check Status
How to block all incoming calls when roaming
*351*(enter password)# - Activation code
#351*(enter password)# - Deactivation code
*#351# - Check Status
Call waiting (you have to order the service from the operator)
*43# - Activation code
#43# - Deactivation code
*#43# - Check Status
Transfer your phone number (Anti ANI)
#30#phone number - Block
*30#phone number - Allow
*#30# - Check Status
Show phone number of the caller you (ANI)
#77# - Block
*77# - Allow
*#77# - Check Status
Comments, questions and answers to the secret codes of Samsung GT-E2120
vinayak 01.01.2018
how to phone storage format in GT E2120i Samsung mobile
Ofelia C. Gonzales 21.10.2019
I forgot the password I set on sim lock. I already reset my phone yet the sim lock is still active. May I seek your assistance, please.
// KARMA.ST
