Epson Projector Emp 810 User Manual

89
No sound can be heard
Is the audio source connected correctly?
(P.24)
Has the correct audio input port been selected?
Use the Audio Input command in the Audio menu to set 
the port for audio signal input. (P.67)
Is sound being output from the audio source?
Check the volume for the audio source.
Has the volume been adjusted to the minimum 
setting? 
(P.49)
Has the A/V Mute function been turned on?
The projector may be in A/V Mute mode. Press the [A/V 
Mute] button on the projector’s control panel...

90
The remote control does not work
The power does not turn off (after the [Power] button is pressed)
Is the R/C switch on the remote control set to the ON 
position?
(P.14)
Is the remote control being pointed in the right 
direction?
The operating angle for the remote control is 
approximately ±30° horizontally and approximately ±15° 
vertically.
Is the remote control too far from the projector?
The operating distance for the remote control is 
approximately 393.7 inches (10 m). (P.14)
Is the remote...

91
Maintenance
This section describes maintenance tasks such as cleaning the projector and 
replacing consumable parts.
Cleaning
You should clean the projector if it becomes dirty or if the quality of projected 
images starts to deteriorate.
Be sure to read the separate Safety Instructions/World-Wide Warranty 
Terms for details on safe handling of the projector during cleaning.
Clean the projector case by wiping it gently with a soft cloth.
If the projector is particularly dirty, moisten the cloth with...

92
If the air filter becomes clogged with dust, it can cause overheating and damage 
the projector.
Stand up the projector in order to prevent dust getting inside the projector, and 
then use a vacuum cleaner to clean away the dust from the air filter.
Tip :
 If the air filter is difficult to clean or if it is broken, it should be replaced. Contact your 
dealer for a spare air filter.
 Replacement lamps are provided with a spare air filter. The air filter should also be 
replaced when the lamp is...

93
Replacing Consumables
This section describes how to replace the lamp and the air filter.
It is time to replace the lamp when:
The message Lamp Replace appears on the screen for 30 seconds 
when projection starts.
The lamp indicator flashes orange or lights red.
The projected image gets darker or starts to deteriorate.
Tip :
 In order to maintain the brightness and quality of the projected images, replace the 
lamp as soon as possible after the warning message appears.
 The replacement warning...

94
Caution :
If the lamp stops working and needs to be replaced, there is the danger that the lamp 
may break when handled.
If replacing the lamp of a projector which has been installed to the ceiling, you should 
always assume that the lamp is broken and handle it with extreme care during removal.
Furthermore, you should stand to the side of the projector, not underneath it.
Procedure
1Turn off the projector power, wait 
for the cool-down
 period to end, 
and then disconnect the power 
cord.
The...

95
4Take out the lamp.
Hold the lamp by the two recesses on the 
side to lift it up and out from the projector.
5Install the new lamp.
Hold the lamp so that it faces the correct 
way to fit into the projector, and then 
insert the lamp until it clicks into place 
and tighten the two fixing screws.
6Install the lamp cover.
Insert the two cover tabs into the 
projector, and then press the other side of 
the lamp cover until it clicks into place.
Tip :
 Install the lamp securely. If the lamp cover is...

96
The projector has a built-in counter which keeps track of the lamp operating 
time. When the cumulative operating time reaches a certain point, it causes the 
replacement warning message to be displayed. Therefore, the counter needs to 
be reset after the lamp has been replaced with a new one. You can do this using 
the projector menu.
Procedure
1Press the [Menu] button on either 
the remote control or the 
projectors control panel. 
The Main menu will be displayed.
2Select Reset Lamp Timer from the...

97
Procedure
1Turn off the projector power, wait 
for the cool-down
 period to end, 
and then disconnect the power 
cord.
The cool-down period lasts for about 2 
minutes. The actual time will vary 
depending on the external air temperature.
2Put your finger into the recess in 
the air filter hook, and lift up the air 
filter to remove it.
In order to prevent any dust on the air 
filter from getting into the projector, be 
sure to stand up the projector so that the 
handle is at the top.
3Install the new...

98
Saving a Users Logo
You can record the image that is currently being projected as a users logo.
Procedure
1Project the image that you would like to use as a users logo, 
and then press the [Menu] button on the projector’s control 
panel or the remote control.
2Select the Users Logo menu, and 
then press the   button
.
Tip :
If keystone correction has been carried out, it will 
be canceled when the Users Logo menu is selected.
3Select Yes in the sub-menu, and 
then press the   button.
4The image to be...