Epson Projector EH TW9300 User Manual

Troubleshooting
100
Check Remedy
Is 3D Format set correctly? Unless the 3D format of the AV device and 3D Format of the
projector are the same, part of the image may not be displayed.
Check that the projector's 3D Format setting matches the 3D
format setting for the AV device. 
s Signal - 3D Setup - 3D For‐
mat  p.78
When changing the 3D Format, set 3D Display to 3D, and then
press the 
 button.
Are you viewing within the reception range? If the distance between the projector and the 3D Glasses...

Troubleshooting
101
The device name is not displayed under Device Connections
Check Remedy
Does the connected device meet the HDMI
CEC standards?If the connected device does not meet the HDMI CEC standards,
it is not displayed. See the documentation and so on supplied
with the connected device for more information.
Problems with WirelessHD (EH-TW9300W/EH-TW8300W only)
Cannot project WirelessHD images
Check Remedy
Does the cable connecting the supplied Wire-
lessHD Transmitter meet the HDMI stand-
ards?If...

Troubleshooting
102
Check Remedy
Is the reception too low? If the transmissions are not strong enough, communication may
be unstable.
Check Video Reception as you set up the transmitter as it is
sometimes possible to improve the strength of the transmission
by moving the WirelessHD Transmitter or changing its direction.
s Settings - WirelessHD - Video Reception  p.80
Transmission strength may differ depending on the surround-
ings, or they may be unstable. While checking Video Recep‐
tion, setup the...

Troubleshooting
103
Check Remedy
Are there any Bluetooth devices or micro-
wave oven in the vicinity?If the wireless connection is slow or your projected image con-
tains noise, check for interference from other equipment, such
as a Bluetooth device or microwave. Move the interfering device
farther away or expand your wireless bandwidth.
Are too many devices connected? Reduce the number of connected devices if the connection
speed declines.
About Event ID
Check the event ID and perform the remedy given...

Troubleshooting
104
Event ID Cause Remedy
0020
0026
0032
0036
0037
0038
0899Other connection errors If restarting the projector or network software
does not solve the problem, contact your local
dealer or the nearest address provided in the
Epson Projector Contact List. 
s Epson Projector
Contact List 

Maintenance
105
Maintenance
Cleaning the Parts
You should clean the projector if it becomes dirty or if the quality of projected images starts to deteriorate.
Warning
Do not use sprays that contain flammable gas to remove dirt and dust from the projector's lens, air filter,
and so on. The projector may catch fire due to the high internal temperature of the lamp.
Cleaning the air filter
Clean the air filter if dust has accumulated on the air filter or when the following message is displayed.
"The...

Maintenance
106
d
Hold the air filter with the surface
facing down and tap it 4 or 5 times to
remove the dust.
Turn it over and tap the other side in the
same way.
Attention
If the air filter is hit too hard, it may
become unusable due to deformities
and cracks.
e
Remove any dust remaining on the air
filter by using a vacuum cleaner from
the front side.
f
Install the air filter.
Grip the air filter by the knob in the center
and insert it at an angle.
g
Install the air filter cover.
Secure the tab on the...

Maintenance
107
Cleaning the lens
Before cleaning, make sure you unplug the charging adapter from the outlet.
After manually opening the lens shutter, carefully wipe away any dirt on the lens with a cloth for cleaning
glasses and so on.
After cleaning, close the lens shutter.
Attention
Do not rub the lens with harsh materials or handle the lens too roughly as it can easily become damaged.
Cleaning the 3D Glasses
Use a commercially available cloth for cleaning glasses to gently
wipe off dirt from the...

Maintenance
108
c
•The lamp replacement message is set to appear after 3400 H in order to maintain the initial brightness
and quality of the projected images. The message display time changes depending on the usage
situation, such as the color mode setting and so on.
If you continue to use the lamp after the replacement period has passed, the possibility that the lamp
may explode increases. When the lamp replacement message appears, replace the lamp with a new
one as soon as possible, even if it is still...

Maintenance
109
e
Install the air filter cover.
Secure the tab on the outside first, and then
secure the tab on the lens side.
Replacing the lamp
Warning
When replacing the lamp because it has stopped illuminating, there is a possibility that the lamp may be
broken. If replacing the lamp of a projector that has been suspended from the ceiling, you should always
assume that the lamp is cracked, and remove the lamp cover with care. When you open the lamp cover,
small shards of glass could fall out. If any...