G500, G600, G700, G800, G900
*01763*476# - Tests
*01763*5640# (*01763*LOG0#) - Disable LOG
*01763*5641# (*01763*LOG1#) - Enable LOG
*01763*6370# (*01763*MEP0#) - Disable MEP menu (unlock menu)
*01763*6371# (*01763*MEP1#) - Enable MEP menu (unlock menu)
*01763*3640# (*01763*ENG0#) - Disable Engineer Mode
*01763*3641# (*01763*ENG1#) - Enable Engineer Mode
*01763*63866330# (*01763*NETMODE0#) - Disable NetMode
*01763*63866331# (*01763*NETMODE1#) - Enable NetMode
*01763*737381# (*01763*RESET1#) - System reset (all default settings)
*01763*546360# - LineN0
*01763*546361# - LineN1
*01763*546364# - LineN4
*01763*546367# - LineN7
*01763*34531# - ?
*01763*62766# - ?
*01763*727# - ?
*01763*68726# - ?
G500 [GIHR0507042004 ZEUS Ver. 0.01s]
*01763*22637266# (*01763*CAMERAON#) ���� ������
*01763*225837# - ?

G600 [GZBP0105102004 PANTECH ver 1.0]
*01763*22637266# (*01763*CAMERAON#) ���� ������

G800 [GLAP0006062004 G800 ver 1.0N]
*01763*22637266# (*01763*CAMERAON#) ���� ������
*01763*79837# (*01763*SWVER#) ������ ��
*01763*28271# - ?
*01763*28270# - ?
*01763*2873738# - ?
*01763*288# - ?

G900 [GWBP0206282004 G900 ver 1.0b]
*01763*22637266# (*01763*CAMERAON#) ���� ������
*01763*79837# (*01763*SWVER#) ������ ��
*01763*92782# - copy UaData... copy httpUserAgent... Call Edit Mode : %s ?
*01763*927827763# - copy UaProfData... copy httpUserAgentProf...
HX-550C
Full reset (phone code reset)- #03*934#9367*192#397#7412569746 PWR, after reset - ##27732726 PWR and select "with uim"