Secret codes for Lenovo A820
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Lenovo secret codes
*#06# - IMEI (International Mobile Equipment Identity) number####1040# check network status information; View Local CELL Lane rxlev (mobile signal reception parameters) normally between -80 to 87.
####1111# Right-click the phone?s screen colors, tones, vibration, keyboard performance testing.
####7777# phone restore factory settings.
####0000# check the phones software version; such as 40411.
####2222# Lookup Cell Phone SN as 6162.
####3333# - LenovoLogger management screen
####4444# phone automatically restart.
####88**# Right function MONTERNET and players to switch between.
####99**# JAVA folder will exist Carry the JAR and JAD files copied to the phone system to complete the installation of JAVA card.
* # 0000# query software kernel version as AE23 AE06.
####11# network time synchronization.
####1001# Unicom network lock feature (currently if there is no such function)
####10086# mobile network lock feature (currently if there is no such function)
ANDROID Lenovo secret codes for Lenovo A820
*#*#4636#*#* - Testing menu only have Phone Information, Usage Statistics and Wi-Fi information. 4 menus will appear on the phone screen: (Phone information, Battery information, Battery history, Usage statistics)
*#*#225#*#* - Calendar Storage, show the number events in your calendar
*#*#426#*#* - Information such as Event and part of information about the connection with Google Play Services
*#*#759#*#* - RLz Debug UI system hidden menu.
*#*#36245#*#* - Display Email debug informations
*#*#8255#*#* - This code can be used to launch Google Talk Service Monitor
*#*#64663#*#* - Open engineering mode (Version, Bluetooth, Battery, Speakers)
*#2886# - Factory Auto Testing
*#*#273282*255*663282*#*#* OR *#*#273283*255*663282*#*#* - File copy screen where you can backup your media files
*#*#7780#*#* - Used for a factory data reset. It'll remove following things: (Downloaded applications, Google account, all data and settings)
*2767*3855# - This code is used for factory format.
*#*#7594#*#* - This code change the "End Call / Power" button action
*#*#34971539#*#* - Shows completes information about the camera.
*#*#97#*#* - Language and Keyboard settings in Lenovo A820
*#872564# - USB logging control
*#301279# - Use this code to show HSDPA/HSUPA Control Menu
*#9900# - System dump mode Lenovo A820
*#*#46*#*# - Reset Sim in Lenovo A820
*#*#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#*#* - Display of the Wi-Fi Mac address on your phone.
*#*#1472365#*#* - GPS test
*#*#1575#*#* - For a more advanced GPS test
*#*#232331#*#* - Device Bluetooth test
*#*#232337#*# - Shows Bluetooth device address in Lenovo A820
GSM codes for Lenovo A820
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# | And press dial to cancel all active 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 #
Restrict of all outgoing calls
**33*(enter password)#@ - Enter to activate
#33*(enter password)#@ - Enter to deactivate
*#33#@ - Check
How to turn off all calls
*330*(enter password)# - Enter to activate
#330*(enter password)# - Enter to deactivate
*#330# - Check
Block all outgoing international calls on your phone
*331*(enter password)# - Enter to activate
#331*(enter password)# - Enter to deactivate
*#331# - Check
How to turn off all outgoing international calls when roaming
*332*(enter password)# - Enter to activate
#332*(enter password)# - Enter to deactivate
*#332# - Check
How to turn off all outgoing calls
*333*(enter password)# - Enter to activate
#333*(enter password)# - Enter to deactivate
*#333# - Check
Restrict of all incoming calls
*353*(enter password)# - Enter to activate
#353*(enter password)# - Enter to deactivate
*#353# - Check
How to turn off all incoming calls when roaming
*351*(enter password)# - Enter to activate
#351*(enter password)# - Enter to deactivate
*#351# - Check
Call waiting (you have to order the service from the operator)
*43# - Enter to activate
#43# - Enter to deactivate
*#43# - Check
Transfer your phone number (Anti ANI)
#30#phone number - Block
*30#phone number - Allow
*#30# - Check
Show phone number of the caller you (ANI)
#77# - Block
*77# - Allow
*#77# - Check
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.
 | 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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