This method works for TVIP 412, 415, 501, 605, 615, and 705 boxes after 410.
How to Factory Reset older TVIP boxes?
Factory resets differ for older TVIP boxes like the 110 with firmware versions before 3.6.8. Users must press and hold the remote control’s “Power” button for 5 seconds. Press “OK” when the box message prompt appears.
Ask questions about factory resetting different TVIP boxes in the comments.