User’s Manual
Operation
12
Remote Control Range
The remote sensors are located on the back of the unit. It can function in a range 50 degrees
horizontal and 30 degrees vertical relative to a line that is a right angle to the remote sensor. The
distance between the remote control and remote sensor must be shorter than four meters (13 feet).
Figure 16 Range
Usage and Replacement of Lamp The light source lamp has a limited service life.
The picture will become dark or the color will fade after the lamp has been used for a long time. In
such cases, continued use of the lamp could cause a malfunction. Replace the lamp with a new one.
A. Lamp/temperature Status LED Indicator
1. Lamp in excess of service hours
When the LED light is a continuous red, it means the lamp has exceeded 1500 service hours. After
this light appears, it is advisable to replace the projection lamp as soon as possible.
Figure 17 Lamp replacement warning
signal Ⅰ
“PLEASE CHANGE A NEW LAMP. AND RESET THE LAMP TIMER”
will be displayed on the screen if the lamp has been operated for 1400
hours (see figure 17).
Figure 18 Lamp replacement warning
signal Ⅱ
“PLEASE CHANGE A NEW LAMP. THE POWER WILL TURN OFF
AFTER 20 HOURS” will be displayed on the screen if the lamp has been
operated for 1480 hours. The “20” will count down (see figure 18).
Figure 19 Lamp replacement warning
signal Ⅲ
“PLEASE CHANGE A NEW LAMP” will blink on the screen together
with a red LED if the lamp has been operated for more than 1500 hours
(see figure 19). The warning message will display for 30 seconds every 5
minutes and after turn on 10 minutes, “Out OF LAMP USAGE TIME,
POWER OFF AUTOMATICALLY IN 30 SECONDS” will be displayed on
the screen 30 seconds and power off automatically. (All of the above
messages will display for 30 seconds, but each message will be displayed
whenever you turn on the lamp again.)