BenQ Professional VP150X - Manual (Page 15)

Operation
11
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. Excessive lamp service hours
When the LED light is a continuous red, it means the lamp exceeds 2000 service hours. After this light appears, it is
advisable to replace the projection lamp as soon as possible.
"CHANGE THE LAMP, AND RESET THE LAMP TIMER” will be
displayed on the screen if the lamp is operated for 1950 hours.
“CHANGE THE LAMP, THE POWER WILL TURN OFF AFTER 20
HOURS” will be displayed on the screen if the lamp is operated for
1979 hours. The “20” hours will count down.
“CHANGE THE LAMP!” will blink on the screen together with a red
LED if the lamp is operated for more than 2000 hours. The power
will turn off automatically after 10 minutes. All the three messages
will not display for more than 3 minutes, but each message will be
displayed whenever you turn on the lamp.
Up
Right
Down
Left
CHANGE THE LAMP,
THE POWER WILL TURN OFF
AFTER -20- HOUR