Sanyo PDG-DWL2500 Owners Manual - Page 61

Setting Fan This function provides the following options in the cooling fans' operation when the projector is turned off (p.22). L 1...... Normal operation L 2...... Slower, lower-sound and longish-time than the normal operation (L1). 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 1,000 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. 4Note: • Fan noise becomes louder in On 1 and On 2. • Failure to set the running speed of cooling fans properly may affect the projector life. Lamp counter This function is used to display the cumulative lamp operating time and reset the lamp counter. When the total lighting time of a lamp exceeds the recommended total hours of use, the Lamp replacement icon (Fig.1) will appear on the screen, indicating that the end of lamp life is reached. When replacing the projection lamp, reset lamp counter. See "Resetting the Lamp Counter" on page 68. 4Note: The Lamp replacement icon (Fig.1) will not appear when the Display function is set to Off (p.51), or Freeze (p.28), or No show (p.29). Fig.1 Lamp replacement icon This icon appears on the screen when the end of lamp life is reached. 4Note: At turning on, the icon (Fig.1) will appear. 61