Hitachi CP-X3021WN When the projector is operating in Eco mode, flickering may appear on screen

Troubleshooting

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

Phenomenon	Cases not involving a machine defect	Reference
		page
	When the projector is operating in Eco mode,
	flickering may appear on screen.	44
	Set ECO MODE to NORMAL, and set AUTO ECO
Some kind
	MODE to OFF, in the SETUP menu.
of image
	The OVER SCAN ratio is too big.
degradation		36
	Adjust OVER SCAN in the IMAGE menu smaller.
such as
ickering or	Excessive VIDEO NR.	39
stripes appear
on screen.	Change the setting of VIDEO NR in the INPUT menu.
	The FRAME LOCK function cannot work on the
	current input signal.	41
	Set FRAME LOCK in the INPUT menu to OFF.
The sound	When LAN or USB TYPE B port is selected, some
or image	parts of the output may be missing due to signal
is unstable	processing delay.	22, 46
or is output	Change the signal or use another port.
intermittently.
The computer	The computer cannot start up in the current
connected to	hardZare configuration.
the USB TYPE	Disconnect the USB cable from the computer, then	12
B port of the	reconnect it after starting up the computer.
projector does
not start up.
	The SAVING function is working.	45
	Select NORMAL for STANDBY MODE item in the SETUP
RS-232C does	menu.
	The COMMUNICATION TYPE for the CONTROL port
not work.
	is set to NETWORK BRIDGE.	59
	Select OFF for COMMUNICATION TYPE item in the
	OPTION - SERVICE - COMMUNICATION menu.
NETWORK	The NETWORK BRIDGE function is turned off.
BRIDGE	Select NETWORK BRIDGE for COMMUNICATION TYPE	59
function does	item in the OPTION - SERVICE - COMMUNICATION menu.
not work
	The SAVING function is working.	45
	Select NORMAL for STANDBY MODE item in the SETUP
Network does	menu.
not work	The same network address is set for both wireless
	and wired LAN.	63, 68
	Change the network address setting for wireless or wired LAN.

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