6 About Your Dell ProjectorProjector ConnectionsCAUTION: Before you begin any of the procedures in this section,follow the Safety Instructions as described on page 7.NOTE: 5 V DC out connector ONLY available in 1450 projector.1 +5 V DC out connector 6 HDMI connector2 VGA output (monitor loopthrough) connector7 Audio input connector3 VGA input (D-sub) connector 8 Composite Video connector4 Power cord connector 9 Audio output connector5 Mini USB (mini type B)connector for remote mouseand firmware upgrade56791 2 3 48