NEC NP-PX803UL-BK Users Manual - Page 35

2. Projecting an Image (Basic Operation) 2. Press the (POWER) button on the projector cabinet or the POWER ON button on the remote control. The POWER indicator goes from a steady red light to a flashing blue light, and the picture is projected on the screen. TIP: • When the message "PROJECTOR IS LOCKED! ENTER YOUR PASSWORD." is displayed, it means that the [SECURITY] feature is turned on. (→ page 45) After you turn on your projector, ensure that the computer or video source is turned on. NOTE: The blue screen ([BLUE] background) is displayed when no signal is being input (by factory default menu settings). Standby Steady red light (→ page 186) Blinking Power On Blinking blue light Steady blue light Performing Lens Calibration After installation or replacement of the lens, be sure to perform [LENS CALIBRATION] by pressing and holding the SHUTTER/ CALIBRATION button on the projector cabinet for at least two seconds or by holding the CTL button and pressing the INFO/L-CALIB. button on the remote control. Calibration corrects the adjustable zoom, shift, and focus range. If calibration is not performed, you may not be able to get the best focus and zoom even if you adjust the focus and zoom for the lens. • The following lenses need calibration: NP16FL, NP17ZL, NP18ZL, NP19ZL, NP20ZL, NP21ZL, NP31ZL 18