Epson Projector Emp 7850 User Manual

							90
Using the Configuration Menu Functions Using the Configuration Menu FunctionsEMP-7850 User’s Guide
 The About menu shows the setting details for the 
current input signal.
 The Lamp item appears as 0H for 0–10 hours, and 
after that it appears in units of 1 hour.Computer (Analogue RGB, Digital-RGB)/
Component Video
 (YCbCr
, YPbPr
)/
RGB Video
Video (Composite Video
, S-Video
)
About Menu
VideoVideoAudioAudioSettingSettingUsers LogoUsers LogoAdvanced1Advanced1AboutAboutReset AllReset All
Frequency Source
V ---.---Hz Reset Lamp Timer
H ---.---kHz Lamp0H
SYNC Mode SYNC Polarity
------V ------ H ------
Resolution
Refresh Rate---.-- Hz ----x    ---- Computer1
Input Signal
: : :
: :
:
:
: :Analog-RGB
Execute
[    ]: Select[    ]: Enter[Menu]: Exit
EffectEffectAdvanced2Advanced2
:
VideoVideoAudioAudioSettingSettingUsers LogoUsers LogoAdvanced1Advanced1AboutAboutReset AllReset All
Source Reset Lamp Timer Lamp
Video
Video Signal: :
:Auto(        )
Execute
[    ]: Select[    ]: Enter[Menu]: Exit
EffectEffectAdvanced2Advanced2
0H
 EasyMPSub-menu
Function
Default
Lamp
Displays the cumulative lamp operating time.
 When the lamp warning period is reached, the display 
characters appear in red.
0H
Reset 
Lamp 
Timer
Initialises the lamp operating time. When this command is 
selected, the cumulative lamp operating time is reset to the 
initial default value.
-
Source
Displays the input source which is currently being 
projected.
Input 
Signal
Displays the input signal settings.
(Does not appear when the input source is composite video, 
S-video, or EasyMP.)
Vi d e o  
Signal
Shows the video signal format.
(Does not appear when the input source is a computer, 
component video, RGB video, or EasyMP.)
-
Frequency
Displays the horizontal and vertical scanning frequencies.
(Does not appear when the input source is composite video 
or S-video.)
-
SYNC
 
Polarity
Displays the sync polarity.
(Does not appear when the input source is composite video 
or S-video.)
-
VideoVideoAudioAudioSettingSettingUsers LogoUsers LogoAdvanced1Advanced1AboutAboutReset AllReset All
Frequency Source
V ---.---Hz
V ---.---Hz
Reset Lamp Timer
H ---.---kHz Lamp0H
SYNC Mode SYNC Polarity
------V ------ H ------
Resolution
Refresh Rate---.-- Hz ----x    ---- EasyMP
: : :
: :
:
:
:
Execute
[    ]: Select[    ]: Enter[Menu]: Exit
EffectEffectAdvanced2Advanced2
: 
						

							91
Using the Configuration Menu Functions Using the Configuration Menu FunctionsEMP-7850 User’s Guide
SYNC 
Mode
Displays the sync attributes.
(Does not appear when the input source is composite video 
or S-video.)
-
Resolution
Displays the input resolution.
(Does not appear when the input source is composite video 
or S-video.)
-
Refresh Rate
Displays the refresh rate.
(Does not appear when the input source is composite video 
or S-video.)
-
Sub-menu
Function
Default
Reset All Menu
ExecuteExecute
VideoVideoAudioAudioSettingSettingUsers LogoUsers LogoAdvanced1Advanced1AboutAboutReset AllReset All
[    ]: Ex
 Ex
ecuteecute
[Men[Men
u]:u]: Exit Exit
[    ]: Select
EffectEffectAdvanced2Advanced2
Sub-menu
Function
Default
Execute
Resets all items in all configuration menus to their default 
settings.
 Press the [Enter] button on the remote control or the 
[Auto/Enter] button on the projectors control panel to 
reset.
 Select Reset in an individual sub-menu such as the 
Video or Audio menu to reset only the settings for the 
items in each sub-menu.
 This function will not reset the Computer Input, BNC 
Input, Users Logo, Language, Projector ID, and 
Lamp settings.
- 
						

							92
Using the Configuration Menu Functions Using the Configuration Menu FunctionsEMP-7850 User’s Guide
Using the Configuration Menus
The configuration menus can be operated using either the remote control or 
the projectors control panel.PROCEDURE
Press the [Menu] button on either the remote control 
or the projectors control panel.
The main configuration menu appears.Select a main menu item.
If using the remote control, tilt the [ ] button up or down to 
select a menu item.
If using the projectors control panel, press the [ ] or [ ] 
button to select a menu item.
The sub-menu items vary depending on the item selected in the 
main menu.
Confirm the selection.
If using the remote control, press the [Enter] button to confirm a 
selection.
If using the projectors control panel, press the [Auto/Enter] 
button to confirm a selection.
The cursor will be displayed in the sub-menu and settings can 
then be made.Select a sub-menu item.
If using the remote control, tilt the [ ] button up or down to 
select a sub-menu item.
If using the projectors control panel, press the [ ] or [ ] 
button to select a sub-menu item.
1
Remote control
2
VideoVideoAudioAudioSettingSettingUsers LogoUsers LogoAdvanced1Advanced1AboutAboutReset AllReset AllEffectEffectAdvanced2Advanced2
3
StandbStandb
y Modey Mode
:
Color AdjustmentColor Adjustment
Color Color 
Tempemp
.RGB
RGB
Rear Proj.Rear Proj.LanguageLanguage
SelectSelect
[English][English]
ResetReset
ExExecuteecute
AdjustAdjust
ONON
OFFOFF
:
:
CeilingCeiling
ONON
OFFOFF
:NetwNetw
orork ONk ON
NetwNetw
orork OFFk OFF
StarStar
tup Screentup Screen
ONON
OFFOFF
:
ProgProg
ressivressiv
e
:OFFOFF
VideoVideo
Film/AFilm/A
utouto
4
StandbStandb
y Modey Mode
:
Color AdjustmentColor Adjustment
Color Color 
Tempemp
.RGB
RGB
Rear Proj.Rear Proj.LanguageLanguage
SelectSelect
[English][English]
ResetReset
ExExecuteecute
AdjustAdjust
ONON
OFFOFF
:
:
CeilingCeiling
ONON
OFFOFF
:NetwNetw
orork ONk ON
NetwNetw
orork OFFk OFF
StarStar
tup Screentup Screen
ONON
OFFOFF
:
ProgProg
ressivressiv
e
:OFFOFF
VideoVideo
Film/AFilm/A
utouto 
						

							93
Using the Configuration Menu Functions Using the Configuration Menu FunctionsEMP-7850 User’s Guide
Select a setting value.Tilt the [ ] button on the remote control or press the [ ] or [ ] 
button on the projectors control panel to change setting values.For items which are currently set, a   appears in green next to 
the setting. If you tilt the [ ] button on the remote control or 
press the [ ] or [ ] button on the projectors control panel to 
select an item to be set, the   will appear in orange. After 
making the selection, press the [Enter] button on the remote 
control or the [Auto/Enter] button on the projectors control 
panel to accept the setting. When the setting is accepted, the   
changes to green.
Select other menu items in the same way.
Repeat steps 2 to 5 to change the settings for other menu items. 
To return to a previous menu, press the [ESC] button on either 
the remote control or the projectors control panel.Close the menu.
Press the [Menu] button on either the remote control or the 
projectors control panel.
TIP
The items appearing in the Video menu and the About menu will 
vary depending on the type of input source being projected.5
StandbStandb
y Modey Mode
:
Color AdjustmentColor Adjustment
Color Color 
Tempemp
.RGB
RGB
Rear Proj.Rear Proj.LanguageLanguage
SelectSelect
[English][English]
ResetReset
ExExecuteecute
AdjustAdjust
ONON
OFFOFF
:
:
CeilingCeiling
ONON
OFFOFF
:NetwNetw
orork ONk ON
NetwNetw
orork OFFk OFF
StarStar
tup Screentup Screen
ONON
OFFOFF
:
ProgProg
ressivressiv
e
:OFFOFF
VideoVideo
Film/AFilm/A
utouto
TIP
 Sub-menu items which cause another sub-menu to be displayed 
when they are selected have   after them. If you select such menu 
items and press the [Enter] button on the remote control or the 
[Auto/Enter] button on the projectors control panel, you can then 
change the settings in the next sub-menu which appears.
 Refer to List of Functions for details on the functions of each 
menu item.   p.7667
TIP
The display position for configuration menus can be set to either the 
top-left or the bottom-right of the images. If you press the [Menu] 
button on either the remote control or the projectors control panel 
twice in succession when displaying a configuration menu, the 
configuration menu will be displayed in a different position from 
before. If you would like to change configuration menu settings while 
checking images, select an appropriate point in the projection and 
then display the configuration menu. 
						

							TroubleshootingThis chapter describes how to identify problems and what to do if a problem is found.Using the Help ..................................................... 95
Problem Solving.................................................. 97
 Reading the Indicators........................................................ 97
 When the Indicators Provide No Help ............................100 Problems relating to images ........................................................................ 101
 Other problems ............................................................................................ 106
 Problems relating to monitoring and controlling 
projectors using a network .......................................................................... 107
 An error message is displayed..................................................................... 114 
						

							95 EMP-7850 User’s Guide
Using the HelpIf a problem occurs with the projector, the Help function uses on-screen 
displays to assist you in solving the problem. It uses a series of menus in a 
question and answer format.
PROCEDURE
Press the [Help] button on either the remote control 
or the projectors control panel.
The help menu will be displayed.Select a menu item.
If using the remote control, tilt the [ ] button up or down to 
select a menu item.
If using the projectors control panel, press the [ ] or [ ] 
button to select a menu item.
Confirm the selection.
Press the [Enter] button on the remote control or the [Auto/
Enter] button on the projectors control panel to confirm a 
selection.
1
Remote control
2
Remote control
If the suggested solution in Help doesnt solve the problem, unplug the power from the wall outlet and contactyour local dealer. Help for the image
Help for the sound
Language selection (Language)Help Menu
[    ]: 
Enter
[    ]: 
Select
[    ]: 
Exit
3
Remote control
TIP
To return to a previous menu, press the [ESC] button on either the 
remote control or the projectors control panel. 
						

							96
Using the Help Using the HelpEMP-7850 User’s Guide
Repeat steps 2 and 3 to proceed through the menu to 
more detailed items.
The help menu is cleared when the [Help] button is pressed.
4
No image appears on the screen.No image appears on the screen.The image is not displaThe image is not displa
yed fully on the screen.
(cut off/ too big/ too small/ par
(cut off/ too big/ too small/ par
tial)
The color of the image is abnor
The color of the image is abnor
mal .mal .
The image is too darThe image is too dar
k.
The image is distor
The image is distor
ted. The image is not in f
The image is not in f
ocus.
The image is disturbed.
The image is disturbed.Help Menu
[    ]: 
Enter
[ESC]:[ESC]:
 Return  
[    ]: 
Select
[    ]: 
Exit
TIP
If the Help function does not provide a solution to the problem, refer 
to Problem Solving.    p.97 
						

							97 EMP-7850 User’s Guide
Problem SolvingIf you are having a problem with the projector, first check the projectors indicators while referring to Reading the Indicators below.
If the indicators do not show clearly what the problem might be, refer to When the Indicators Provide No Help.    p.100Reading the Indicators
The projector is provided with the following three indicators. These indicators notify you of the operating status of the projector.
The following tables show what the indicators mean and how to remedy the problems that they indicate.
 : lit      : flashing     : off
Status
Cause
Remedy or Status
Internal error
Stop using the projector, disconnect the power cable from the electrical outlet, and contact your 
dealer or the nearest address provided in the International Warranty Conditions section of the 
Safety Instructions/World-Wide Warranty Terms booklet.
Fan related error Sensor error
Stop using the projector, disconnect the power cable from the electrical outlet, and contact your 
dealer or the nearest address provided in the International Warranty Conditions section of the 
Safety Instructions/World-Wide Warranty Terms booklet.
Lamp indicatorOperation indicatorTemperature indicator
RedRedRedRedRed 
						

							98
Problem Solving Problem SolvingEMP-7850 User’s Guide
Lamp cover is open error
Lamp timer failure
Lamp out
Take out the lamp and check if it is broken. Replacing the Lamp   p.121
If the lamp is not broken, put it back in and then turn the power on. If the lamp still does not turn 
on, replace it with a new lamp.
If this does not solve the problem, stop using the projector and disconnect the power cable from 
the electrical outlet. Then contact your dealer or the nearest address provided in the International 
Warranty Conditions section of the Safety Instructions/World-Wide Warranty Terms booklet.If the lamp is broken.
Contact your local dealer for further advice.
(Projection cannot be carried out until the lamp is replaced.)Check that the lamp and the lamp cover are securely installed. If the lamp or lamp cover is not 
securely installed, the lamp will not switch on.
Internal temperature error  
(overheating)
The lamp will turn off automatically and projection will stop. Wait for about 5 minutes without 
operating the projector. After about 5 minutes have elapsed, unplug the power cable and then 
check the following two points.
 Check that the air filter and air exhaust vent are clear, and that the projector is not positioned 
against a wall.   p.15
 If the air filters are blocked, clean or replace them.   p.119
When the power cable is plugged back in, the projector will return to its previous state, so press 
the [Power] button on either the projectors control panel or the remote control to turn it back on. If 
the projector continues to overheat even after the above points have been checked, or if the 
indicators show a problem when the power is turned back on, stop using the projector, disconnect 
the power cable from the electrical outlet, and contact your dealer or the nearest address provided 
in the International Warranty Conditions section of the Safety Instructions/World-Wide Warranty 
Te r m s booklet.
High-speed cooling in progress
(This is not an abnormality, However, if the temperature rises too high again, projection will stop 
automatically.)
 Check that the air filters and air exhaust vent are clear and that they are not up against a surface 
such as a wall.   p.15
 If the air filters are blocked, clean or replace them.   p.119
Lamp replacement notification
Replace the lamp with a new one.   p.121
If you continue to use the lamp after it has passed the replacement period, the possibility that the 
lamp may break will increase. Replace the lamp with a new one as soon as possible.
* The   indicator status will vary depending on the projector status at the time. : lit      : flashing     : off
Status
Cause
Remedy or Status
RedRedRed
RedRedOrange
Orange 
						

							99
Problem Solving Problem SolvingEMP-7850 User’s Guide
When no indicators are lit, the power supply cable is not properly connected, or electricity is not being supplied.
Standby condition
(Not abnormal)
Press the [Power] button on either the remote control or the projectors control panel to start 
projection.
When turning off the projectors power, disconnect the power plug from the electrical outlet when 
the projector is in this condition.
Warm-up in progress
(Not abnormal)
Please wait. Warm-up time is approximately 40 seconds. After warm-up is complete, the flashing 
green indicator changes to steady green.
Projection in progress
(Not abnormal)
Cool-down in progress
(Not abnormal)
Please wait.
 The cool-down
 period lasts about 30 seconds. (This varies depending on factors such as the 
ambient air temperature.)
 You cannot operate the [Power] button on either the remote control or the projectors control 
panel during cool-down. Press the button again after cool-down ends and the indicator changes to 
steady orange. : lit      : flashing     : off
Status
Cause
Remedy or Status
OrangeGreenGreenOrange
TIP
 If the projector is not operating properly even though the indicators are all showing normal, refer to When the Indicators Provide No Help.
 If an indicator is showing a status which does not appear in the previous tables, contact you dealer or the nearest address provided in the 
International Warranty Conditions section of the Safety Instructions/World-Wide Warranty Terms booklet.