Sanyo PLC-XU300 Instruction Manual, PLC-XU300A - Page 56

Setting Fan This function provides the following options in the cooling fans' operation when the projector is turned off (p.20). L1....... Normal operation L2....... Slower and lower-sound than the normal operation (L1), but it takes more time to cool the projector down. Fan control This projector provides Fan control function in the Setting menu. Choose the running speed of cooling fans from the following options according to the ground elevation under which you use the projector. Off Normal speed. Set this function to Off when using the projector in non-high altitude environment. On 1 Faster than Off mode. Select this mode when using the projector in high altitudes about 1,200 meters or more above the sea level) where the fans have less cooling effect. On 2 Faster than On 1 mode. Select this mode when using the projector in higher altitudes than above where the fans have lesser cooling effect. ✔ Note: The fan noise becomes louder in On 1 and On2. Filter counter This function is used to set a frequency for the filter cleaning. When the projector reached a specified time between cleanings, a Filter warning icon appears on the screen, notifying the cleaning is necessary. After cleaning the filter, be sure to select Reset and set the timer. The Filter warning icon will not turn off until the filter counter is reset. For details about resetting the timer, refer to "Resetting the Filter Counter" on page 60. Fig.1 Filter warning icon Filter warning icon appears on the screen at a set time. ✔Note: This icon also appears at turning on. Filter counter Press the SELECT button to select Timer, and then use the Point ed buttons to set the timer. Select from (Off/100H/ 200H/ 300H) depending on the use environment. ✔ Note: The Filter warning icon (Fig.1) will not appear when the Display function is set to Off (p.46), during Freeze(p.25), or No show (p.26). 56