Troubleshooting - ViewSonic VS15871 User Manual

Troubleshooting

The projector does not turn on.
There is no power from the power cord.
Attempting to turn the projector on again
during the cooling process.
No picture
The video source is not turned on or
connected correctly.
The projector is not correctly connected to
the input signal device.
The input signal has not been correctly
selected.
Blurred image
The projection lens is not correctly focused. Adjust the focus of the lens using the focus ring.
The projector and the screen are not
aligned properly.
Remote control does not work
The battery is out of power.
There is an obstacle between the remote
control and the projector.
You are too far away from the projector.
The remote control code on the projector
and that on the remote control are not
consistent.
Cause
Cause
Cause
Cause
51
Remedy
Plug the power cord into the AC inlet on the
projector, and plug the power cord into the power
outlet. If the power outlet has a switch, make sure
that it is switched on.
Wait until the cooling down process has completed.
Remedy
Turn the video source on and check that the signal
cable is connected correctly.
Check the connection.
Select the correct input signal with the Source key
on the projector or remote control.
Remedy
Adjust the projection angle and direction as well as
the height of the projector if necessary.
Remedy
Replace the battery with a new one.
Remove the obstacle.
Stand within 8 meters (26 feet) from the projector.
Adjust the remote control code.