It may provide signal(s) at any time. Most likely it would provide signals on the even numbered transponders first since EchoStar 1 provides signals on the odd numbered transponders.
Interesting what so special in ocean close to Mexican California if the sat's footprint creating highest level of signal in sharply rounded area (green circle) ? An island owned by Dish VPs ?Here's the footprint.
Contours are 51.9dBw, 49.9, 47.9, 45.9, 43.9, 38.9.
Currently able to lock Tp 2 12239 LH 20000 and Tp 28 12618 LH 20000. No channels on them.
TSReader shows 96% null pids on both transponders. Still no channels there.