Service Information (For The U.s.) - Sharp XV-Z20000 Operation Manual

Troubleshooting (Continued)
Problem
The black levels of the
image show banding
or appear faded when
HDMI1 or 2 is selected.
Picture is too bright and
whitish.
The cooling fan
becomes noisy.
The lamp does not light
up even after the
projector turns on.
The lamp suddenly turns
off during projection.
The image sometimes
fl ickers.
The lamp needs much
time to turn on.
Picture is dark.
A response code cannot
be received when the
projector was attempted
to be controlled using
RS-232C commands
from a computer during
standby.
The remote control
cannot be used.
This unit is equipped with a microprocessor. Its performance could be adversely affected by incorrect
operation or interference. If this should happen, unplug the Unit and plug it in again after more than
5 minutes.

Service Information (for the U.S.)

For the location of the nearest Sharp Authorized Service Center or Dealer, or to obtain product litera-
ture, accessories, supplies or customer assistance, please call 1-800-BE-SHARP (1-800-237-4277) or
visit SHARP's website (http://www.sharpusa.com).
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• Make adjustments that result in the best picture quality in the
"Dynamic Range" setting.
• Picture adjustments are incorrectly set.
• When temperature inside the projector increases, the cooling
fan runs faster.
• The lamp indicator is illuminating in red.
Replace the lamp.
• Cables incorrectly connected to the projector or the connected
equipment works improperly.
• If this happens frequently, replace the lamp.
• The lamp will eventually need to be changed.
While the remaining lamp life draws to a close, replace the
lamp.
• In the case of transmitting RS-232C commands from a computer
during standby, it takes a maximum of 30 seconds for the computer
to receive the response code. Set the response code waiting time of
the computer to 30 seconds or more.
• Operate the remote control while pointing it at the projector's
remote control sensor.
• The remote control may be too far away from the projector.
• If direct sunlight or a strong fl uorescent light is shining on the
projector's remote control sensor, place the projector where it
will not be affected by strong light.
• The batteries may be depleted or inserted incorrectly. Make
sure the batteries are inserted correctly or insert new ones.
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