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Appendix
No Sound
The color is abnormal
Auto PC adj. function does not
work.
The Settings cannot be saved
after turing off the projector.
Power management function does
not work.
Logo function does not work.
Auto setup function does not work. - Make sure no function in the Auto setup menu is set to "Off".
The image is distorted or
disappears.
PIN code dialog box appears at
start-up
The remote control does not work. - Check the batteries.
Indicators light or flash.
Exclamatory mark appears on the
screen.
Top control cannot be operated.
Unable to unlock the Logo PIN
code, Key lock or PIN code lock.
Warning:
Is operated with high voltage. Do not open its casing!
If the problem still exists after you take the aforesaid measures, you should contact the local
distributor or the repair center and tell the machine model. The projector will tell you how to handle
the issue.
54
- Check the audio cable connection from audio input source.
- Adjust the audio source.
- Press the VOLUME + button.
- Press the Mute button.
- When the AUDIO OUT is plugged in, the projector's built-in
speaker is not available.
- Is the image projected? The sound can only be heard when the
image is projected.
- Check the input signal, color system, video system or computer
system mode.
- Make sure that Blackboard is not selected in Image Mode menu.
- Check the Input signal. Auto PC adj. function can not work when
480p, 576p, 720p, 480i, 576i, 1035i or 1080i is selected.
- Make sure you selected "Store" after adjusting settings.
- Power management function can not work while Freeze or Blank
function is running.
- Check connections and input source.
- Make sure "On" is not chosen in the Ceiling function.
- Check and adjust "PC adjust" menu or " Screen size" menu.
- PIN code lock is being set.
- Make sure no obstruction is between the projector and the
remote control.
- Make sure you are not too far from the projector when using the
remote control. Maximum operating range is 5 m.
- Make sure the code of the remote control is conformed to that of
the projector.
- Unlock the Key lock function in the Setup menu for the remote
control.
- Refer to Indicators and projector condition to check the status of
the projector.
- Your operation is invalid. Operate correctly.
- Unlock the Key lock in Security -> Key lock.
- Contact the dealer or the service center.
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