Practical Hints And Tips - Ask Proxima Impression 750 User Manual

USER GUIDE
9

PRACTICAL HINTS AND TIPS

This is a list of what to do when things go wrong. Check the symptoms
carefully if you experience any problem. The cure may be at your hands!
Always press the RESET key and observe that the LED on the LCD
projector is flashing. This indicates that the LCD projector receives signals
from the remote control.
The projected image is completely white
- Check if the cables are connected
- Check the ON/OFF key on the remote control
The LCD projector does not work
- Check if the fuse is broken
- Check if the mains cable is attached
The projected image is completely black
- Check the ON/OFF switch
- Check the BLACK switch
- Check COMPUTER/S-VIDEO/VIDEO source selection
- Check if the SPARE LAMP indicator is on. Both lamps may be
defective
- The unit may be overheated due to blocked ventilation system.
Wait until the unit has cooled down before resuming operation
The LCD image is too dark or too light
- Check the CONTRAST and BRIGHTNESS settings
- Try the RESET key
Some colors are unstable or flickering
- Try to adjust the CONTRAST, BRIGHTNESS or possibly TUNE
The whole LCD image appears unstable or misplaced
- Try to adjust the TUNE or POSITION
- Alternatively, you are most probably connected to an
incompatible computer or video card. See the Features section
for frequency adjustment and positioning
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LCD PROJECTOR