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Secret codes for M-Tech Opal 3G Smart

  Mobiles >> M-Tech >> M-Tech Opal 3G Smart

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M-Tech secret codes

*#06# - IMEI (International Mobile Equipment Identity) number

ANDROID M-Tech secret codes for M-Tech Opal 3G Smart

*#*#4636#*#* - Diagnostic and general settings mode M-Tech Opal 3G Smart. 4 menus will appear on the phone screen: (Phone information, Battery information, Battery history, Usage statistics)

*#*#225#*#* - Calendar Storage

*#*#426#*#* - Debug information for Google Play service.

*#*#759#*#* - RLz Debug UI system hidden menu



*#*#36245#*#* - Email debug information

*#*#8255#*#* - To launch Google Talk service monitor

*#*#64663#*#* - To launch hardware test (Version, Sim, WLAN, Battery, Radio, Speakers, Bluetooth)

*#2886# - Factory Auto Testing

*#*#273282*255*663282*#*#* OR *#*#273283*255*663282*#*#* - Immediate backup of all media files

*#*#7780#*#* - Return to factory setting for hard reset but remove applications only. It'll remove following things: (Downloaded applications, Google account, all data and settings)

*2767*3855# - This code is used for factory format.



*#*#7594#*#* - Change the "End Call / Power" button action in your phone.

*#*#34971539#*#* - This code provides information about your smartphone's camera.

*#*#97#*#* - Language and Keyboard settings in M-Tech Opal 3G Smart

*#872564# - USB logging control

*#301279# - This code is Shows HSDPA/HSUPA Control Menu

*#9900# - System dump mode M-Tech Opal 3G Smart

*#*#46*#*# - Reset Sim in M-Tech Opal 3G Smart

*#*#197328640#*#* - Enter service mode to run various tests and change settings




WLAN, GPS and Bluetooth Test Codes:

*#*#232339#*#* OR *#*#526#*#* OR *#*#528#*#* - WLAN test (Use "Menu" button to start various tests)

*#*#232338#*#* - Get information of Wi-Fi Mac address

*#*#1472365#*#* - GPS test

*#*#1575#*#* - For a more advanced GPS test

*#*#232331#*#* - To troubleshoot Bluetooth

*#*#232337#*# - Shows Bluetooth device address in M-Tech Opal 3G Smart

GSM codes for M-Tech Opal 3G Smart

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#	Deactivate all call 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 #

How to bar all outgoing calls
**33*(enter password)#@ - Activation
#33*(enter password)#@ - Deactivation
*#33#@ - Check Status

Barring of all calls
*330*(enter password)# - Activation
#330*(enter password)# - Deactivation
*#330# - Check Status

Barring of all outgoing international calls
*331*(enter password)# - Activation
#331*(enter password)# - Deactivation
*#331# - Check Status

Restrict of all outgoing international calls when roaming
*332*(enter password)# - Activation
#332*(enter password)# - Deactivation
*#332# - Check Status

Block all outgoing calls on your phone
*333*(enter password)# - Activation
#333*(enter password)# - Deactivation
*#333# - Check Status

How to bar all incoming calls
*353*(enter password)# - Activation
#353*(enter password)# - Deactivation
*#353# - Check Status

Barring all incoming calls when roaming
*351*(enter password)# - Activation
#351*(enter password)# - Deactivation
*#351# - Check Status

Call waiting (you have to order the service from the operator)
*43# - Activation
#43# - Deactivation
*#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

Proceed with Caution: Use codes with care, as incorrect usage could affect device functionality.

If you're unsure about a code, do not use it. It's better to be safe than sorry.

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Tarik Tonkov Mobile technology specialist

Tarik Tonkov is a computer scientist and programmer turned tech journalist with a keen interest in the world of smartphones and tablets. He previously wrote for Android Life and was also a ghostwriter for several technology and automotive publications. He appreciates the reliability and beauty of smartphones, the symbiosis of characteristics and usability. In his free time, Tarik likes to travel by car and polish his programming skills to create small useful programs.

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