1. Operating conditions • T his product is an Uninterruptible Power Supply (UPS) for computers and their peripherals, television sets, stereo systems and video recorders... It must not be used to supply other electrical equipment (lighting, heating, household appliances, etc.). 2. UPS connections • Connect the UPS 1 to the AC-power system via a wall outlet with an earth connector, using the input cord of your computer (see figure A). • P lug critical equipment (computer, monitor, modem, etc.