Hitachi CP-TW2505 User Manual page 151

Phenomena that may be easy to be mistaken for machine defects (continued)
Phenomenon
The sound
or image
is unstable
or is output
intermittently.
The computer
connected to the
USB TYPE B port
of the projector
does not start up.
RS-232C does
not work.
Network does
not work
NETWORK
BRIDGE
function does
not work
Schedule function
does not work
MHL power
feeding does not
work with standby
mode.
(continued on next page)
Cases not involving a machine defect
When LAN, USB TYPE A or USB TYPE B port is
selected, some ports of the output may be missing
due to signal processing delay.
Change the signal or use another port.
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.
The SAVING function is working.
Select NORMAL for STANDBY MODE item in the SETUP menu.
The COMMUNICATION TYPE for the CONTROL port is
set to NETWORK BRIDGE.
Select OFF for COMMUNICATION TYPE item in the
OPTION - SERVICE - COMMUNICATION menu.
The SAVING function is working.
Select NORMAL for STANDBY MODE item in the SETUP menu.
The same network address is set for both wireless and wired
LAN.
Change the network address setting for wireless or wired
LAN.
The NETWORK BRIDGE function is turned off.
Select NETWORK BRIDGE for COMMUNICATION TYPE
item in the OPTION - SERVICE - COMMUNICATION menu.
The SAVING function is working.
Select NORMAL for STANDBY MODE item in the SETUP menu.
The internal clock has been reset.
When you do not install the battery, once you turn off the
projector in the SAVING mode or the AC power, the current
date and time setting is reset. Check the DATE AND TIME
setting for WIRELESS SETUP or WIRED SETUP in the
NETWORK menu or install the batteries.
MHL STANDBY PWR. function is not working.
When the STANDBY MODE is set to SAVING, MHL power
feeding is unavailable with standby mode. Select NORMAL
for STANDBY MODE item in the SETUP menu, then select
ON for MHL STANDBY PWR. item in the INPUT menu.
Troubleshooting
Reference
page
28, 61
13
60
78
60
–
78
60
–
53, 60
151