Epson Projector Powerlite 1735w User Manual

Fine-Tuning the Projector111
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.
■Closed Caption
Lets you display closed captioning for content that provides it. 
■User’s Logo
Create a custom startup...

112Fine-Tuning the Projector
■Operation
Use this menu to enable the following functions:
Direct Power On to have the projector start when the power 
cable is connected (without pressing the
 PPower button). 
Sleep Mode to have the projector turn off automatically if it is 
idle (and no signal is received) for the amount of time you select 
as the 
Sleep Mode Timer (1 to 30 minutes).
Lens Cover Timer to have the projector turn off automatically 
after 30 minutes when the A/V Mute slide is closed. 
High...

Fine-Tuning the Projector113
Multi-screen Color Adjustment
If you are using multiple projectors in the same room (for example, 
with the EasyMP multi-screen display function or a distribution 
amplifier), you can match the color and brightness between them.
To match the display colors as closely as possible, first make sure that 
all the projectors are set to the same Color Mode (see page 100) and 
Brightness Control setting (see page 104). Then follow these steps:
1. Assign a different ID to each...

114Fine-Tuning the Projector 

115
6
Maintaining the Projector
Your projector needs little maintenance. All you have to do is keep 
the lens clean. You may also need to clean the air filter and vent. A 
clogged air filter or vent can block ventilation needed to cool the 
projector.
The only parts you should replace are the lamp and air filter. If any 
other part needs replacing, contact your dealer or a qualified servicer.
This chapter covers the following:
■Cleaning the lens
■Cleaning the projector case
■Cleaning the air filter and...

116Maintaining the Projector
Cleaning the Lens
Clean the lens whenever you notice dirt or dust on the surface.
To remove dirt or smears on the lens, use lens-cleaning tissue. If 
necessary, moisten a soft cloth with lens cleaner and gently wipe the 
lens.
Cleaning the Projector Case
Before you clean the case, turn off the projector and unplug the power 
cord.
■To remove dirt or dust, wipe the case with a soft, dry, lint-free 
cloth.
■To remove stubborn dirt or stains, moisten a soft cloth with water 
and...

Maintaining the Projector117
Cleaning the Air Filter and Vent
Your projector includes an air filter to ensure the best performance. If 
dust collects on the air filter (on the side of the projector) or vent (on 
the front of the projector), clean them as described below. Dust clogs 
prevent proper ventilation and can cause overheating and damage the 
projector. 
Follow these steps:
1. Turn off the projector. Wait for the P
Power light to stop 
flashing, then unplug the power cord.
2. To clean the intake...

118Maintaining the Projector
Replacing the Lamp and Air Filter
The life span of the projection lamp is about 3000 hours if 
Brightness Control in the Setting menu is set to High (default), and 
4000 hours if 
Brightness Control is set to Low. 
It is time to replace the lamp when: 
■The projected image gets darker or starts to deteriorate.
■The message Replace the lamp appears on the screen when the 
lamp comes on and the lamp warning light   flashes orange. To 
maintain projector brightness and image...

Maintaining the Projector119
4. Remove the lamp cover screw. Then slide the lamp cover to the 
side and lift it off of the projector. 
5. Loosen the two screws holding the lamp in place (you can’t 
remove them).
Loosen, but don’t 
remove these screws 

120Maintaining the Projector6. Hold the lamp as shown and pull it straight out.
 
7. Gently insert the new lamp. (If it doesn’t fit easily, make sure it is 
facing the right way.) 
8. Push down the side marked 
PUSH until it snaps in. 
9. Once the lamp is fully inserted, tighten its screws. 
10. Replace the lamp cover, then tighten its screw. 
11. Slide out the air filter on the bottom of the projector and 
remove it.
12. Slide in the new air filter until it clicks in place.
13. Reset the lamp timer as...