Cleaning the air filter (continued)
3 Clean the air filter using a vacuum cleaner.
If dirt is still present, wipe the air filter with a cloth moistened with water or neutral detergent and wipe with a dry cloth.
4 Re-install the air filter.
Caution • If air filter is stutted with dust, etc., protection circuit will turn the power off.
• “CHECK THE AIR FLOW” is displayed when you block the ventilation holes.
Lamp
The following symptoms may indicate a worn lamp :
•A dark picture.
•Displayed message “CHANGE THE LAMP ”.
•LAMP indicator lights up red.
The lamp should be replaced, contact your dealer. (Estimated operating time is approximately 2,000 hours)
Also LAMP indicator will light when the lamp becomes too hot.
Turn off the power and let the projector cool for 20 minutes.
Turn on. If LAMP indicator still lights up red, contact your dealer.
Message table
On screen display
The following messages are displayed on the screen.
MESSAGE | Action |
|
|
CHANGE THE LAMP | Lamp has 1,900 hours on and it may need to be changed. |
“CALL A MAINTENANCE | *1 |
PERSON.” |
|
|
|
“CHANGE THE LAMP” | Lamp has 1,980 hours on. |
“CALL A MAINTENANCE | Call a maintenance person. *1 |
PERSON.” | Time is 20 ~ 0. (count down.) |
“THE POWER WILL TURN |
|
OFF AFTER 20 Hr.” |
|
|
|
Blinking of | When the lamp has 2,000 hours or more on, the message will blink, and the |
“CHANGE THE LAMP” | power will turns off after 10 minutes. |
|
|
NO INPUT IS DETECTED | Signal is not input. (See page 19, 20) |
|
|
SYNC IS OUT OF RANGE | The horizontal frequency of the input signal exceeds the range of the projector, it |
| cannot be displayed. (See page 20, 21) |
|
|
CHECK THE AIR FLOW | Clean the air filter or remove the object blocking ventilation holes. (See page 27) |
|
|
*1 This message is not displayed after 3 minutes.
But this message is displayed when you turn on the power again.
28
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