Sanyo PLC-WL2503 - Manual (Page 57)

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This function provides the following options in the cooling
fans’ operation when the projector is turned off (p.20).
L 1 ..... Normal operation
L 2 ..... Slower, lower-sound and longish-time than the
normal operation ( L1).
Setting
Fan control
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 64.
Lamp counter
This icon appears on the screen when the end of
lamp life is reached.
Fig .1 Lamp replacement icon
 Note:
At turning on, the icon (Fig.1) will appear.
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 On 2.
• Failure to set the running speed of cooling
fans properly may affect the projector life.
When you want to make a digital processing of a projected
image faster, set this function.
Use the Point ▲▼ buttons, select an item of Off or On.
Fan
Video delay control
 Note:
The Lamp replacement icon (Fig.1) will not appear
when the Display function is set to Off (p.46), or Freeze
(p.25), or No show (p.26).
 Note:
Noise reduction and Progressive can
not be selected when Video delay control
function is set to On.