User’s Manual English SmartSmartSmartSmart----UPSUPSUPSUPS ®®®® 990-1194 5/02 Introduction Rail Installation Ear Mounting Locations: 1. Standard 2. Optional (1.4" setback) 3. 2-post rack (5" setback) Read the Safety Instruction sheet before installing the UPS. Install the rails following instructions in the rail kit. 1 2 1 3