Section 20(7)(v) in The Bangalore Metro Railway (General) Rules, 2011
(v)if Automatic Train Project information is not available from the track side equipment, the train can be driven with traffic controller's permission in "Run On Sight" mode in which the on board Automatic Train Protection equipment restricts the speed of the train to twenty-five kilometers per hour and when the Automatic Train Protection information is again the track, the mode automatically upgrades to coded Manual;