Slide the cover down until it locks. Black wire to Ground (-) terminal Red wire to Positive (+) terminal APC, Back-UPS, and PowerChute plus are registered trademarks of American Power Conversion. All other trademarks are property of their respective owners. Back-UPS does not power computer/monitor/external drive during an outage Internal battery is not connected. Computer, monitor or external disk/ CD-ROM drive is plugged into a Surge Only outlet. Check the battery connections. (See “Connect the

of 3). These outlets provide battery back-up, surge protection, and Electro-magnetic Interference (EMI) filtering. In case of power outage, battery power is automatically provided to these outlets. Power (utility or battery) is not supplied to these outlets when the Back-UPS is switched Off. Connect a computer, monitor, and external disk or CD-ROM drive to these outlets. Surge Only Outlet. This outlet is always On (when utility power is available) and is not controlled by the On/Off switch. This