Hitachi CP-A221N User Manual - Page 106

The NETWORK BRIDGE function is turned off.

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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 10 of the projector reconnect it after starting up the computer. does not start up. The SAVING function is working. Select NORMAL for STANDBY MODE item in the SETUP menu. 45 RS-232C does The COMMUNICATION TYPE for the CONTROL port is not work. set to NETWORK BRIDGE. Select OFF for COMMUNICATION TYPE item in the 62 OPTION - SERVICE - COMMUNICATION menu. Network does The SAVING function is working. not work Select NORMAL for STANDBY MODE item in the SETUP menu. 45 NETWORK The NETWORK BRIDGE function is turned off. BRIDGE Select NETWORK BRIDGE for COMMUNICATION TYPE function does item in the OPTION - SERVICE - COMMUNICATION menu. 62 not work Schedule function The SAVING function is working. does not work Select NORMAL for STANDBY MODE item in the SETUP menu. 45 When the projector is Disconnect the LAN cable and check that the projector 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 blinks in orange a few times - T his double connection forms a loop between the two hubs. Such a loop may have an adverse effect on the projector 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. 106

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106
Phenomenon
Cases not involving a machine defect
Reference
page
The computer
connected to the
USB TYPE B
port
of the projector
does not start up.
The computer cannot start up in the current hardware
configuration.
Disconnect the USB cable from the computer, then
reconnect it after starting up the computer.
10
RS-232C does
not work.
The SAVING function is working.
Select NORMAL for STANDBY MODE item in the SETUP menu.
45
The COMMUNICATION TYPE for the CONTROL port is
set to NETWORK BRIDGE.
Select OFF for COMMUNICATION TYPE item in the
OPTION - SERVICE - COMMUNICATION menu.
62
Network does
not work
The SAVING function is working.
Select NORMAL for STANDBY MODE item in the SETUP menu.
45
NETWORK
BRIDGE
function does
not work
The NETWORK BRIDGE function is turned off.
Select NETWORK BRIDGE for COMMUNICATION TYPE
item in the OPTION - SERVICE - COMMUNICATION menu.
62
Schedule function
does not work
The SAVING function is working.
Select NORMAL for STANDBY MODE item in the SETUP menu.
45
When the
projector is
connected to the
network, it powers
off and on as
described below.
Powers off
POWER
indicator
blinks in orange a
few times
Goes into
standby mode
Disconnect the LAN cable and check that the projector
is working properly.
If this phenomenon occurs after connecting to the network,
there may be a loop between two Ethernet switching hubs
within the network, as explained below.
-
There are two or more Ethernet switching hubs in a network.
- Two of the hubs are doubly connected by LAN cables.
-
This double connection forms a loop between the two hubs.
Such a loop may have an adverse effect on the projector
as well as the other network devices.
Check the network connection and remove the loop by
disconnecting the LAN cables such that there is only one
connecting cable between two hubs.
–
Video files cannot
be played properly
on a computer
on which the
"LiveViewer" was
run.
The "LiveViewer" has been intentionally or accidentally
forced to shut down.
DirectDraw
®
or Direct3D
®
has been disabled on your Windows
®
.
Please refer to the Microsoft
®
Help and Support home
page on how to enable DirectDraw
®
or Direct3D
®
.
–
Troubleshooting
• 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.
NOTE
Phenomena that may be easy to be mistaken for machine defects (continued)