Hitachi CP-WX4021N Computer cannot start up in the current hardware, Saving function is working

Troubleshooting

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

Phenomenon	Cases not involving a machine defect	Reference
		page
The computer	The computer cannot start up in the current hardware
connected to the	configuration.
USB TYPE B port	Disconnect the USB cable from the computer, then	12
of the projector	reconnect it after starting up the computer.
does not start up.
	The SAVING function is working.	45
	Select NORMAL for STANDBY MODE item in the SETUP menu.
RS-232C does	The COMMUNICATION TYPE for the CONTROL port is
not work.	set to NETWORK BRIDGE.	61
	Select OFF for COMMUNICATION TYPE item in the
	OPTION - SERVICE - COMMUNICATION menu.

Network does	The SAVING function is working.	45
not work	Select NORMAL for STANDBY MODE item in the SETUP menu.
NETWORK	The NETWORK BRIDGE function is turned off.
BRIDGE	Select NETWORK BRIDGE for COMMUNICATION TYPE	61
function does	item in the OPTION - SERVICE - COMMUNICATION menu.
not work
Schedule function	The SAVING function is working.	45
does not work	Select NORMAL for STANDBY MODE item in the SETUP menu.
When the	Disconnect the LAN cable and check that the projector
projector is	is working properly.
connected to the	If this phenomenon occurs after connecting to the network,
network, it powers	there may be a loop between two Ethernet switching hubs
off and on as	within the network, as explained below.
described below.	- There are two or more Ethernet switching hubs in a network.
Powers off	- Two of the hubs are doubly connected by LAN cables.	–
POWER indicator	- This double connection forms a loop between the two hubs.
	Such a loop may have an adverse effect on the projector
blinks in orange a
few times	as well as the other network devices.
	Check the network connection and remove the loop by
Goes into	disconnecting the LAN cables such that there is only one
standby mode	connecting cable between two hubs.
Video files cannot	The "LiveViewer" has been intentionally or accidentally
be played properly	forced to shut down.
on a computer	DirectDraw® or Direct3D® has been disabled on your Windows®.	–
on which the	Please refer to the Microsoft® Help and Support home
"LiveViewer" was	page on how to enable DirectDraw® or Direct3D®.
run.

NOTE • Although bright spots or dark spots may appear on the screen, this is a unique characteristic of liquid crystal displays, and it does not constitute or imply a machine defect.

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