getting to KnoW the QR41741. Enter/Exit Display Screen2. 7” LCD Screen for Monitoring3. Show Menu4. Scroll Down in Menu5. Scroll Up in Menu6. Numeric Keys and Channel Select7. View All Channels8. Menu/Escape/Left9. Enter or Exit PTZ10. Up Button11. Power LED12. IR Receiver13. Hard Drive LED14. Down Button15. Select/Edit/Right16. Reverse/PTZ Focus17. Pause/Auto Sequence18. Play19. Forward20. Stop Recording21. Record1. Video Input 1 - 42. Video Output3. Audio Inputs4. Audio Outputs5. Ethernet Port6. POWER Switch7. Mouse Port8. USB Port9. RS-485/ SENSOR/ ALARM Block10. DC Power Input PortFRont panelReaR panel1 2 3 4 5 6 7 8 9 10 1114 15 16 17 18 19 20 2112 131 2 3 4 5 67 8 9 10