14. MOST COMMON PROBLEMS SOLUTION
Colors
16,8 millions
Input interface
RGB-VGA, HDMI (2 inputs), AV videocomposite with audio 2.0, USB, audio Bluetooth
in receiver mode
Power supply
220 V AC 50 Hz monophase
Power consumption
60 W
Dimensions (L x H x W)
222 x 91 x 173 mm
Weight
1,4 Kg
The projector does not turn on
Possible Cause:
Lack of power
Possible Solution:
Verify the power connection
The projector suddenly turned off
PC:
Thermal protection activated
PS:
Check that the ventilation grids are not blocked
by objects or dust
It is not possible to focus the image
PC:
Too short distance from the screen
PS:
Increase the distance and focus again
Acceptable keystone match cannot be obtained
The image has different focuses in different points
PC:
Excessive tilt between screen and projector
PS:
Tilt the projector or the screen so that the screen
is perpendicular to the light beam
No audio sound from projector
PC:
A device is connected to the headphones
output
PS:
Disconnect the device
PC:
Volume to zero
PS:
Increase the volume
PC:
“Mute” function inserted
PS:
Disable the function “mute” (chap. 4 key 2)
PC:
Bluetooth device connected and silenced
PS:
Disconnect or adjust the Bluetooth device volume
The image has limited dark areas
PC:
The internal mirror is dusty
PS:
Contact specialized technical people for cleaning
USB pendrive not detected
PC:
Defective pendrive
PS:
Replace the pendrive