BenQ HT3550 User Manual - Page 30

SYSTEM SETUP: ADVANCED menu Lamp Settings • Reset Lamp Timer: See Resetting the lamp timer on page 36. • Lamp Timer: See Getting to know the lamp hour on page 32. • HDMI Format Selects a suitable color range to correct the color accuracy. • Auto: Automatically selects a suitable color space and gray level for the incoming HDMI signal. • RGB Limited: Utilizes the Limited range RGB 16-235. • RGB Full: Utilizes the Full range RGB 0-255. • YUV Limited: Utilizes the Limited range YUV 16-235. • YUV Full: Utilizes the Full range YUV 0-255. • HDMI Equalizer HDMI Settings Adjusts the equalizer gain settings for an HDMI signal. The higher the setting, the stronger the gain value. If there are more than one HDMI port on the projector, select the HDMI port first before adjusting the value • HDMI EDID Switch HDMI EDID between HDMI 1.4 or HDMI 2.0 in order to solve compatibility issue with certain old players. • Enhanced: Enhanced mode can switch to HDMI 2.0 EDID • Standard: Standard mode can switch to HDMI 1.4 EDID. • Audio Return (HDMI-1) Enable or disable the Audio Return function which is only support on HDMI-1. • On: Enable Audio Return to return audio to speaker. When connecting to ARC (Audio Return Channel) compatible speaker to the projector with HDMI cables, the audio can be returned to these speaker from the projector. • Off: Disable Audio Return function. Password See Utilizing the password function on page 20. With the control keys on the projector and remote control locked, you can prevent your projector settings from being changed accidentally (by children, for example). When the Key Lock is on, no control keys on the projector will operate except POWER. Key Lock To release panel key lock, press and hold (the right key) on the projector or remote control for 3 seconds. If you turn off the projector without disabling panel key lock, the projector will still be in locked status the next time it is turned on. LED Indicator You can turn off the LED warning lights. This is to avoid any light disturbance when viewing images in a dark room. 30 Menu operation