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TROUBLESHOOTING (continued)
Symptom and Checklist (continued)
Symptoms
Normal picture, but no sound
No picture - normal sound
The remote control does not work.
Only some buttons work on the remote
control.
Picture Frezze and/or the buttons on
both the remote control and control
panel do not work.
Normal picture but no color-normal sound
No picture
The Indicating lamp → Off
No picture
The Indicating lamp → Orange
It means that the unit is in "Power Save
mode".
No picture
The indicating lamp → Green
The top of the unit and surface of the
panel heat up.
Some screen display aspects are not
possible.
Image cannot be displayed from HDMI
input.
The image and audio are mismatched
when in RGB or HDMI-DVI mode.
Some digital programming looks blurry
during fast changing scenes..
Checklist
Check the volume level.
Check audio settings on HDMI source must be set to PCM.
Check if the
button has been pressed or not.
Check the connections to external equipment.
Check if input signal is HDMI or DVI by pressing
DVI audio must be input by separate.
Check the value level of "Brightness" and "Contrast" in "Picture Menu".
Check if the batteries are installed correctly.
The batteries might be exhausted. Replace them with new ones.
Remove all obstructions from in front of the sensor window on the unit.
Check if the buttons on the control panel are working.
This is normal, some buttons are intended to use with optional Hitachi Set-
Top Box
Unplug and connect after 5 minutes the power cord or turn Main switch Off
and On after 5 minutes.
Hold down the Reset button on the control panel for over a second.
Check the connections to external equipment.
Check if the power cord is plugged into the socket securely.
Check if the main switch is on.
Check if all the cables to external equipment are connected correctly and
securely.
Check if the power to the external equipment is ON.
Check if the HDMI mode has been selected correctly.
Check if the PC is in Power Save mode or not.
Refer to "Power Save Mode" and "When the Following Messages Appears
on the Screen".
Check if the signal cable is connected correctly and securely.
Adjust the level of Brightness and Contrast lower.
This may occur if you use the unit for a long time. Turn off the main power
to the unit for a while. Please note that this is not a malfunction.
Check the signal status by pressing the
The available screen display aspect is different depending on the current
signal status.
Check if the cables are connected correctly.
Turn off Monitor and HDMI source, then turn Monitor on first then HDMI source.
Check the output format of the equipment.
(Please refer to "CONNECTION" and "Recommended Signal List".)
Check if the PC (RGB)/DVI analog audio input terminal is connected to the
same external device.
This is normal and its due regular digital compression scheme, please note
this is not a malfunction.
INFO
button, remember
INFO
button on the remote control.
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