Epson Powerlite Pro G5550nl Users Guide

Fine-Tuning the Projector121
Using the Projector Security Features
To prevent unauthorized use of the projector, you can do the 
following:
■Assign a password. You can use the password to prevent the 
projector from being turned on, prevent your custom startup 
screen from being changed, and lock network settings.
■Create a custom screen that is displayed at startup and/or when 
the 
A/V Mute button is pressed. The screen can be locked with a 
password to discourage theft and provides a way to identify...

122Fine-Tuning the Projector4. Hold down the 
Num button on the remote control and use 
the numeric keypad to enter a four digit password. (The default 
setting is 0000.) 
5. When you see a confirmation message, reenter the password. 
Then press the 
Menu button to exit the screen.
To set security options, access the Password Protect screen as 
described on page 121, and then turn on any of the following options:
■Power On Protect to prevent unauthorized use of the projector. 
After the projector is...

Fine-Tuning the Projector123
If the password is not correct, you see a message prompting you to 
re-enter the password. If you enter an incorrect password three times 
in succession, you see the message 
The projector’s operation will be 
locked. Request code xxxxx
. Write down the request code. The 
message displays for approximately 5 minutes, and then the projector 
switches to standby mode. Once the projector is in standby mode, 
disconnect the projector’s power cord from the electrical outlet,...

124Fine-Tuning the Projector2. Highlight 
User’s Logo and press Enter. 
3. When you see a message asking 
Choose this image as the 
User’s Logo?
, select Yes and press Enter. A selection box 
displays over the image. 
4. Use the  pointer button on the remote control (or the arrow 
buttons on the projector) to select the area of the image you want 
to use. Then press 
Enter.
5. When you see the message 
Select this image?, highlight Yes 
and press 
Enter. 
6. Highlight a zoom factor (display size) and...

Fine-Tuning the Projector125
3. Choose from these display options:
■Set Display Background to Logo to display your image 
when there is no signal. 
■Set Startup Screen to On to display your image when the 
projector is warming up. 
■Set A/V Mute to Logo to display your image when you press 
the 
A/V Mute button. 
4. When you’re finished, press
 Menu to exit. 
Disabling the Projector’s Buttons
When you enable the Control Panel Lock function, you can lock all of 
the projector’s buttons, or all of the...

126Fine-Tuning the Projector
Customizing Power and Operation
You can use the Extended menu to customize the way the projector 
displays images, enable quick startup, turn sleep mode on or off, and 
customize other projector operations.
■Display
Use this setting to turn off the display of messages, change the 
background color, enable logo display, or turn off the startup 
screen display. With the PowerLite G5450WUNL/
G5750WUNL, you can also increase the size of the projector 
menus and messages.
■Closed...

Fine-Tuning the Projector127 Sleep Mode:
 Enable if you want the projector to turn off 
automatically if it is idle and no signal is received for 1 to 30 
minutes (you can adjust the amount of time using the next 
setting).
Sleep Mode Timer: When Sleep Mode is on, you can set the 
period of time before the projector turns off automatically, from 1 
to 30 minutes.
High Altitude Mode: Enable when you are using the projector 
above 4,900 feet (1,500 meters) to ensure that the temperature is 
regulated...

128Fine-Tuning the Projector
■Multi-screen
Use this option if you want to color-match two or more projectors 
that are being used to display images near each other, or you are 
using the multi-screen feature to project from one source (one 
image) with multiple projectors (see the EasyMP Network 
Projection Operation Guide). You can make image adjustments at 
each of five adjustment levels. First choose an 
Adjustment Level 
and then adjust the settings for each level: 
Brightness Correct to 
adjust the...

Fine-Tuning the Projector129
5. Next, adjust the brightness of Level 5 for the same two projectors. 
Match the brighter projector to the darker one.
6. Adjust and match the brightness of Levels 2, 3, and 4. 
7. Adjust and match the G/R color correction for all levels. Then 
adjust and match the B/Y correction for all levels. 
8. If you are using three or more projectors, repeat steps 4 through 7 
to match projector 3 to projector 2, then match projector 4 to 
projector 3, and so on.
Projector Menu and...

130Fine-Tuning the Projector
Signal Auto Setup
Resolution
Tracking
Sync.
Position
Progressive
Noise Reduction
HDMI Video Range
DVI/HDMI Video Range
Input Signal
Video Signal
Aspect
Overscan
2-2 Pull-down
Reset
Settings Keystone
Split Screen
Control Panel Lock
Pointer Shape
Power Consumption
Volume
Audio Input
Remote Receiver
User Button
Test Pattern
Reset
Extended Display
Closed Caption
User’s Logo
Projection
Operation
Standby Mode
Air Filter Notice
Projector ID
Multi-screen
Language
Reset
Network Basic...