Hitachi Projector CP-DX250 User Manual

Projector
CP-DX250/CP-DX300
User Manual
Thank you for purchasing this product. Please 
read this manual before you operate your 
projector. Save it for future reference. 

1
Table of contents
Important safety 
instructions .......................2
Introduction ......................4
Projector features ................................. 4
Shipping contents ................................. 5
Projector exterior view ......................... 6
Controls and functions ......................... 7
Positioning your 
projector..........................10
Choosing a location............................ 10
Projection dimensions ........................ 11
Connection...

2
Important safety instructions
Your projector is designed and tested to meet the latest standards for safety of information 
technology equipment. However, to ensure safe use of this product, it is important that you 
follow the instructions mentioned in this manual and marked on the product. 
Safety Instructions
WARNING
1.Please read this manual before you operate your projector. Save it for future 
reference.
2.Do not look straight at the projector lens during operation. The intense light beam 
may...

3
12. Do not block the ventilation holes. If the ventilation holes are seriously obstructed, 
overheating inside the projector may result in a fire.
-  Do not place this projector on a blanket, bedding or any other soft surface. 
-  Do not cover this projector with a cloth or any other item. 
-  Do not place inflammables near the projector.   
13. Always place the projector on a level, horizontal surface during operation.
-  Do not use if tilted at an angle of more than 10 degrees left to right, nor at...

4
Introduction
Projector features
The projector integrates high-performance optical engine projection and a user-friendly 
design to deliver high reliability and ease of use.
The projector offers the following features.
• Presentation timer for better control of time during presentations
• Supports 3D display
• Color Management allowing color adjustments to your liking
• Less than 0.5W power consumption when standby mode is saving
• Wall Color correction allowing projection on surfaces of several...

5
Shipping contents
Carefully unpack and verify that you have all of the items shown below. If any of these 
items are missing, please contact your place of purchase.
Standard accessories
The supplied accessories will be suitable for your region, and may differ from those 
illustrated.
Optional accessories
1. Replacement lamp: DT01461Projector Power Cord VGA Cable
Multi-language user 
manual CDUser manual Remote Control & Battery
GOST-R Declaration 

6
Projector exterior view
1. Control panel
(See Control panel on page 7 for 
details.)
2. Lamp cover
3. Vent (heated air exhaust)
4. Front elevator foot
5. Zoom ring
6. Focus ring
7. Vent (cool air intake)
8. Front IR remote sensor
9. Projection lens
10. AC power cord inlet
11. CONTROL port
12. SERVICE port
13. HDMI port
14. COMPUTER IN1 port
15. COMPUTER IN2 port
16. MONITOR OUT port
17. S-VIDEO port
18. VIDEO port
19. AUDIO IN port
20. AUDIO OUT port
21. Security lock slot
22. Rear elevator foot...

7
Controls and functions
Control panel
1. TEMPerature indicator light
Lights up red if the projectors temperature 
becomes too high.
2. LAMP indicator light
Indicates the status of the lamp. Lights up 
or flashes when the lamp has developed a 
problem.
3. Keystone/Arrow keys ( Up, 
Down)
Manually corrects distorted images 
resulting from an angled projection.
4. Left
Used to hide the screen picture.
5. MODE/ENTER
Selects an available picture setup mode.
Enacts the selected On-Screen Display 
(OSD) menu...

8
Remote control
1.
Toggles the projector between standby 
mode and on.
2. MENU/EXIT
Turns on the On-Screen Display 
(OSD) menu. Goes back to previous 
OSD menu, exits and saves menu 
settings.
3. FREEZE
Freezes the projected image.
4. Left
5. MODE/ENTER
Selects an available picture setup 
mode.
6. BLANK
Used to hide the screen picture.
7. Keystone/Arrow keys ( Up, 
Down)
Manually corrects distorted images 
resulting from an angled projection.
8. VOLUME (+, -)
Adjusts the sound level.9. AUTO...

9
Remote control effective range
The Infra-Red (IR) remote control is located on the front 
of the projector. The remote control must be held at an 
angle within 30 degrees perpendicular to the projectors 
IR remote control sensor to function correctly. The 
distance between the remote control and the sensor should 
not exceed 4 meters (~ 13 feet).
Make sure that there are no obstacles between the remote 
control and the IR sensor on the projector that might 
obstruct the infra-red beam.
Replacing the...