Elmo Visual Presenter HV-5100XG - Manual (Page 42)

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10
TROUBLESHOOTING HINTS
Check the following items. If any abnormality is found, consult the seller or our branch/office
near your place.
Symptom • Cable is not properly connected to the video-in terminal of monitor.
• The power cord is disconnected from the wall AC outlet.
• The plug is disconnected from the power cord receptacle of this
product.
• The power switch is not turned ON.
• Zoom is set at TELE to display only white/black part of the
material.
• The power switch is turned ON immediately after it is turned OFF.
In this case, this product may not start. Wait several seconds after
turning OFF the power switch, and then turn ON the power switch.
Symptom Possible cause / countermeasure
Image is too dark.
The image is striped.
Brightness tone is out
of order.
Out of focus
The lamp is not quickly
turned ON.
Video output image
is disarrayed.
• The object is too close to the lens. Check if it does not stand
higher than 10cm (3.9 in.) above the stage surface.
• Zoom is set at TELE after focusing at WIDE angle.
Focus on the point of max. TELE.
• In the auto-focus, focusing is difficult in some cases.
• For protection purposes, the lamp is turned ON after preheating
for 2 seconds. This is not a fault.
• The intensity of illumination is not sufficient. Press the [LAMP]
button on the front panel or the wireless remote control and turn
ON the upper lamp.
• Is the iris adjusted to "Close" side?
Adjust the iris to "Open" side.
• This may be interference fringes between dots of printed matter
and TV scanning lines or CCD pixels, which may be mitigated by
changing the projection range.
• When using LCD projector, vertical stripes may appear on the
screen. This may be mitigated by manually adjusting the dot clock
frequency on the projector side (refer to P. 16).
• This may be mitigated by switching gamma setting.
• Is the video output type set to the PAL?
If this machine which is set to PAL is connected to the monitor
specially designed for NTSC, the video image may not be output
normally, in which the image is disarrayed, or becomes black
and white.
Switch the video output type by referring to P. 11 "Dip Switches."
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Symptoms and Confirmation