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FAQ
Refer to the following when you have problems with the wireless LAN connection.
The connection with the wireless LAN is lost.
f Under certain reception conditions, the image may be disrupted. In such a case, try the following.
g Move the device connected over the wireless LAN closer to the projector.
g Install the projector away from devices that emit electromagnetic radiation, such as microwave ovens, gaming consoles. If it does not
improve, refrain from using other devices that emit electromagnetic radiation.
g The bandwidth of the wireless may not be sufficient when multiple wireless devices are connected to a single router. Turn off or refrain
from using other devices.
g Where possible, try not use in a location where excessive static electricity is generated.
f When the connection with wireless LAN is not possible, set the [NETWORK] menu → [WIRELESS LAN] (x page 78) to [DISABLE], and
perform the wireless LAN connection again. The resume process of the wireless module will operate.
Also, when there is a problem with the Miracast connection, refer to the following.
Connection with the Miracast is not possible.
f Is the [NETWORK] menu → [WIRELESS LAN] (x page 78) set to [DISABLE]?
f Is the input of the projector set to [Miracast]?
f Check the settings of the Miracast compatible device. Refer to the operating instructions of the Miracast compatible device for the
connection method with the Miracast.
f Is there any obstacle between the Miracast compatible device and the projector? Also, is the Miracast compatible device too far away from
the projector? Remove the obstacle and bring the Miracast compatible device closer.
f The connection information may be present in the "Paired devices" column of the Miracast compatible device, but it is not possible to
reconnect from that screen. Connect instead from the list of connectable devices.
f Depending on the status of the Miracast compatible device in use, it may not connect correctly.
The connection is suddenly lost and image is not updated.
f If a problem occurs, such as the Miracast standby screen not being displayed, normal sound not being output, or not being able to
connect, perform the following to restore.
g Set [STANDBY MODE] in the [SETUP] menu → [ECO MANAGEMENT] (x page 72) to [ECO], and turn off/on the projector. (If it is
already set to [ECO], the changing operation of [STANDBY MODE] is not necessary.)
g Turn off the power of the track system and then turn it on again.
g Turn the Miracast compatible device and the projector off and then on again.
Image of the Miracast is disrupted.
f Set the [NETWORK] menu → [WIRELESS LAN] (x page 78) to [S-DIRECT] or [M-DIRECT].
f The connection of the Miracast is using wireless, so the image may be disrupted depending on the radio environment. In such a case, try
the following.
g Bring the Miracast compatible device closer to the projector.
g Install the projector away from devices that emit electromagnetic radiation, such as microwave ovens, gaming consoles. If it does not
improve, refrain from using other devices that emit electromagnetic radiation.
g The bandwidth of the wireless may not be sufficient when multiple wireless devices are connected to a single router. Turn off or refrain
from using other devices.
f The image may be disrupted when there is a problem with the content itself, so check the content.
f The image of the Miracast may be disrupted because of type of Miracast compatible device in use. In this case the problem is the
processing performance or wireless transmission performance of the Miracast compatible device, and not a malfunction of the projector.
The connection was lost when no operation was performed after connecting with the Miracast.
f The connection may be disconnected after specific time due to the type of Miracast compatible device in use. Check the power save
setting, etc., of the device.
f This may be improved by updating the wireless driver or the firmware. Contact the support service of the manufacturer of the device in
use.
Other
f Depending on the Miracast compatible device in use, a confirmation screen for reconnection with connection name of "from UNKNOWN"
may be displayed. In this case, however, reconnection will not be possible, so select CANCEL.
f Depending on the Miracast compatible device in use, it may be required to remove the device during connecting. In such a case, delete
the device following the instruction of the device.
Chapter 6 Maintenance — FAQ
ENGLISH - 203
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