the builder was equipped with solar collectors , these were used in construction vehicles for they werent meant to work after dark , several of the collectors were still intact and could supply the mini-tank with enough power to reinitiate programs and make repairs , all that was needed was the proper connections , so the roach sent a command to the repair-bots to begin work and they emerged from their containers , scurried out the main hatch and onto the machine next to their home .