chiliGREEN P170HM - Manual (Page 213)

Modules
3.75G/HSPA Module 7 - 81
7
Radio
Set the appropriate network search options from the dual mode setting menu. Click
Apply (button) after making any changes.
Note: 2G/3G/3.5G data transferring will be disconnected when you apply a new Ra-
dio setting.
Figure 7 - 61
Setting - Radio