Hitachi CP-X3020 Electrical power cord is not plugged, These has not been properly xed

Troubleshooting

Phenomena that may be easy to be mistaken for machine defects

About the phenomenon confused with a machine defect, check and cope with it according to the following table.

Phenomenon	Cases not involving a machine defect	Reference
		page
	The electrical power cord is not plugged in.	11
	Correctly connect the power cord.
	The main power source has been interrupted during
	operation such as by a power outage (blackout), etc.	11, 14
	Please disconnect the power plug from the power outlet,
Power does not	and allow the projector to cool down at least 10 minutes,
	then turn the power on again.
come on.
	Either there is no lamp and/or lamp cover, or either
	of these has not been properly xed.
	Please turn the power off and disconnect the power plug from	56, 57
	the power outlet, and allow the projector to cool down at least
	45 minutes. After the projector has sufciently cooled down,
	please make conrmation of the attachment state of the lamp
	and lamp cover, and then turn the power on again.
	The signal cables are not correctly connected.	9
	Correctly connect the connection cables.
	Signal source does not correctly work.	–
	Correctly set up the signal source device by referring to the
	manual of the source device.
Neither sounds	The input changeover settings are mismatched.	16, 17
nor pictures are	Select the input signal, and correct the settings.
outputted.
	The BLANK function for pictures and the MUTE
	function for sounds are working.
	AV MUTE may be active.	16, 23,
	Refer to the item “Sound does not come out” and “No	47
	pictures are displayed” on the next page to turn off the
	MUTE and BLANK functions.
(Continued on next page)

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