Hitachi ED-X52 user manual Mute function is working, Volume is adjusted to an extremely low level

Troubleshooting

Phenomena that may be easy to be mistaken for machine defects (continued)

Phenomenon	Cases not involving a machine defect	Reference
		page
	The signal cables are not correctly connected.	9
	Correctly connect the audio cables.
	The MUTE function is working.	16
	Restore the sound pressing the MUTE or VOLUME +/-
Sound does not	button on the remote control.
	The volume is adjusted to an extremely low level.
come out.		16
	Adjust the volume to a higher level using the menu function
	or the remote control.
	The AUDIO SOURCE/SPEAKER setting is not correct.	38
	Correctly set the AUDIO SOURCE/SPEAKER in the AUDIO
	menu.
	The lens cover is attached.	15
	Remove the lens cover.
	The signal cables are not correctly connected.	9
	Correctly connect the connection cables.
	The brightness is adjusted to an extremely low level.	28
No pictures are	Adjust the BRIGHTNESS to a higher level using the menu
	function.
displayed.
	The computer cannot detect the projector as a plug
	and play monitor.	10
	Make sure that the computer can detect a plug and play
	monitor using another plug and play monitor.
	The BLANK screen is displayed.	23
	Press the BLANK button on the control panel or the remote
	control.
Video screen	The FREEZE function is working.	23
display freezes.	Press the FREEZE button to restore the screen to normal.
	Color settings are not correctly adjusted.
Colors have a	Perform picture adjustments by changing the COLOR	29, 33
faded- out	TEMP, COLOR, TINT and/or COLOR SPACE settings,
appearance, or	using the menu functions.
Color tone is	The COLOR SPACE setting is not suitable.
poor.	Change the COLOR SPACE setting to the AUTO, RGB,	33
	SMPTE240, REC709 or REC601.

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