Hitachi UT42V702, UT37V702 manual Troubleshooting Symptom and Checklist, Symptoms, 46 ~

TROUBLESHOOTING (continued)

Symptom and Checklist (continued)

Symptoms		Checklist			Page
	Check the volume level.
	Check audio settings on HDMI source must be set to PCM.
Normal picture, but no sound	Check if the	button has been pressed or not.			23
	Check the connections to external equipment.			INFO
	Check if input signal is HDMI or DVI by		pressing	button, remember
	DVI audio must be input by separate.
No picture - normal sound	Check the value level of “Brightness” and “Contrast” in “Picture Menu”.				33 ,	38
	Check if the batteries are installed correctly.
The remote control does not work.	The batteries might be exhausted. Replace them with new ones.				16 ,	17
	Remove all obstructions from in front of the sensor window on the unit.
	Check if the buttons on the control panel are working.
Only some buttons work on the remote	This is normal, some buttons are intended to use with optional Hitachi Set-				16
control.	Top Box
Picture Frezze and/or the buttons on	Unplug and connect after 5 minutes the power cord or turn Main switch Off				15
both the remote control and control	and On after 5 minutes.
panel do not work.	Hold down the Reset button on the control panel for over a second.
Normal picture but no color-normal sound	Check the connections to external equipment.				18 ~ 21
No picture	Check if the power cord is plugged into the socket securely.				21 ,	22
The Indicating lamp → Off	Check if the main switch is on.
	Check if all the cables to external equipment are connected correctly and
No picture	securely.
	Check if the power to the external equipment is ON.
The Indicating lamp → Orange					42
	Check if the HDMI mode has been selected correctly.
It means that the unit is in “Power Save
	Check if the PC is in Power Save mode or not.
mode”.
	Refer to “Power Save Mode” and “When the Following Messages Appears
	on the Screen”.
No picture	Check if the signal cable is connected correctly and securely.				18 ~ 21
The indicating lamp → Green	Adjust the level of Brightness and Contrast lower.
The top of the unit and surface of the	This may occur if you use the unit for a long time. Turn off the main power
panel heat up.	to the unit for a while. Please note that this is not a malfunction.
		INFO
Some screen display aspects are not	Check the signal status by pressing the		button on the remote control.		24
possible.	The available screen display aspect is different depending on the current				40 ,	41
	signal status.
	Check if the cables are connected correctly.
Image cannot be displayed from HDMI	Turn off Monitor and HDMI source, then turn Monitor on first then HDMI source.				46 ~ 49
input.	Check the output format of the equipment.
	(Please refer to “CONNECTION” and “Recommended Signal List”.)
The image and audio are mismatched	Check if the PC (RGB)/DVI analog audio input terminal is connected to the				18 ,	20
when in RGB or HDMI-DVI mode.	same external device.
Some digital programming looks blurry	This is normal and its due regular digital compression scheme, please note
during fast changing scenes..	this is not a malfunction.

ENGLISH

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