The GLO remote can also learn remote codes from the original remote.
Hold Tivo and Select buttons until light on, place front ends of remote together and press POWER on both remotes. Light flashes when it learned the code. repeat for vol up/dn, mute, input.
Press Tivo button to exit learning mode.
However, the GLO remote may not be able to learn some remotes.
Series 2 (PLS, sold)
TiVo HD 1TB (157 HD Hrs, PLS, "652")
Roamio! Oh, wait, Its Juliet!
The TiVo Apocalypse begins on Sat 2013 Feb 16 00:00 GMT!