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#*#