Sanyo PLC-XU355 Instruction Manual, PLC-XU355 - Page 58

Setting Fan This function provides the following options in the cooling fans' operation when the projector is turned off (p.22). 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 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: 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 62. Fig.1 Filter warning icon Filter warning icon appears on the screen at a set time. Note: This icon also appears at turning on. Fig.2 Filter warning icon Filter counter 32H Press the SELECT button to select Timer and then use the Point ▲▼ buttons to set the timer. Select from (Off/100H/ 200H/ 300H) depending on the use environment. Note: • At selecting input source, the icon (Fig.2) will appear. • The Filter warning icons (Fig.1 and Fig.2) will not appear when the Display function is set to Off (p.48), during "Freeze" (p.27), or "No show" (p.28). 58