Optoma EP773 User Manual - Page 29

User Controls Lamp Setting Projection Hours Displays the projection time. Lamp Hours Displays the cumulative lamp operating time. Reset Lamp Hours Resets the lamp life hour counter after replacing the lamp. Lamp Reminder Choose this function to show or to hide the warning message when the changing lamp message is displayed. The message will appear 30 hours before end of life. STD Mode Choose "On" to dim the projector lamp which will lower power consumption and extend the lamp life by up to 130%. Choose "Off" to return to BRIGHT mode. Auto Power Off Sets the countdown timer interval. The countdown timer will start, when there is no signal being sent to the projector. Then projector will automatically power off when the countdown has finished. Sleep Timer Sets the countdown timer interval. The timer will begin, with or without a signal input. Then the projector will automatically power off then the sleep timer countdown has finished. 29 English