Optoma TH7500 User manual

1English
Table of Contents ............................1
Usage Notice...................................2
Safety Information...............................2
Precautions.........................................3
Eye Safety Warnings ..........................5
Product Features ................................5
Introduction......................................6
Package Overview..............................6
Product Overview ...............................7
Main Unit.............................................. 7
Control Panel ....................................... 8
Input/Output Connections .................... 9
Remote Control.................................. 10
Installation ..................................... 11
Connecting the Projector ..................11
Install the Projection Lens.................. 11
Connect to Computer/Notebook ........ 12
Connect to Video Sources ................. 13
Powering the projector On / Off ........14
Powering On the Projector................. 14
Powering Off the Projector................. 15
Warning Indicator............................... 16
Adjusting the Projected Image..........17
Adjusting the Projector’s Height ........ 17
Adjusting the Projector’s Position ...... 18
User Controls ................................20
Control Panel & Remote Control ......20
Control Panel ..................................... 20
Remote Control.................................. 21
On-screen Display Menus ................23
How to operate ................................. 23
Menu Tree.......................................... 24
IMAGE ............................................... 26
IMAGE | Advanced ............................ 28
DISPLAY............................................ 30
DISPLAY | PIP .................................. 33
SETUP............................................... 34
SETUP | Lens Function ..................... 36
SETUP | Security ............................... 37
SETUP | Signal (RGB)....................... 39
SETUP | Signal (Video) ..................... 40
SETUP | Advanced ............................ 41
SETUP | Network............................... 42
OPTION ............................................. 45
OPTION | Remote Settings ............... 47
OPTION | Advanced .......................... 49
OPTION | Lamp Settings ................... 50
OPTION | Information ........................ 51
Appendices....................................52
Troubleshooting ................................52
Replacing the lamp ...........................57
Compatibility Modes .........................59
Computer Compatibility (PC) ............. 59
Video Compatibility ............................ 60
Computer Compatibility (MAC) .......... 61
RS232 Commands and Protocol
Function List .....................................62
RS232 Pin Assignments .................... 62
RS232 Protocol Function List ............ 63
Ceiling Mount Installation..................66
Optoma Global Ofces .....................67
Regulation & Safety Notices .............69
Table of Contents

2
English
Usage Notice
Safety Information
The lightning ash with arrow head within an equilateral triangle is
intended to alert the user to the presence of uninsulated “dangerous
voltage” within the product’s enclosure that may be of sufcient
magnitude to constitute a risk of electric shock to persons.
The exclamation point within an equilateral triangle is intended to alert
the user to the presence of important operating and maintenance
(servicing) instructions in the literature accompanying the appliance.
WARNING: TO REDUCE THE RISK OF FIRE OR ELECTRIC SHOCK, DO NOT
EXPOSE THIS APPLIANCE TO RAIN OR MOISTURE. DANGEROUS HIGH
VOLTAGES ARE PRESENT INSIDE THE ENCLOSURE. DO NOT OPEN THE
CABINET. REFER SERVICING TO QUALIFIED PERSONNEL ONLY.
Class A emissions limits
This Class A digital apparatus meets all requirements of the Canadian
Interference-Causing Equipment Regulations.
Important Safety Instruction
1. Do not block any ventilation openings. To ensure reliable operation of
the projector and to protect from over heating, it is recommended to
install the projector in a location that does not block ventilation. As an
example, do not place the projector on a crowded coffee table, sofa,
bed, etc. Do not put the projector in an enclosure such as a book case
or a cabinet that restricts air ow.
2. Do not use the projector near water or moisture. To reduce the risk
of re and/or electric shock, do not expose the projector to rain or
moisture.
3. Do not install near heat sources such as radiators, heaters, stoves or
any other apparatus such as ampliers that emits heat.
4. Clean only with dry cloth.
5. Only use attachments/accessories specied by the manufacturer.
6. Do not use the unit if it has been physically damaged or abused.
Physical damage/abuse would be (but not limited to):
Unit has been dropped.
Power supply cord or plug has been damaged.
Liquid has been spilled on to the projector.
Projector has been exposed to rain or moisture.
Something has fallen in the projector or something is loose inside.
Do not attempt to service the unit yourself. Opening or removing covers
may expose you to dangerous voltages or other hazards. Please call
Optoma before you send the unit for repair.
7. Do not let objects or liquids enter the projector. They may touch
dangerous voltage points and short out parts that could result in re or
electric shock.
8. See projector enclosure for safety related markings.
9. The unit should only be repaired by appropriate service personnel.

3English
Usage Notice
Precautions
Please follow all warnings, precautions and
maintenance as recommended in this user’s
guide.
▀■Warning- Do not look into the projector’s lens when the lamp is
on. The bright light may hurt and damage your eyes.
▀■Warning- To reduce the risk of re or electric shock, do not
expose this projector to rain or moisture.
▀■Warning- Please do not open or disassemble the projector as
this may cause electric shock.
▀■Warning- When replacing the lamp, please allow the unit to
cool down. Follow instructions as described on pages
57-58.
▀■Warning- This projector will detect the life of the lamp itself.
Please be sure to change the lamp when it shows
warning messages.
▀■Warning- Reset the “Lamp Reset” function from the on-screen
display “OPTION | Lamp Settings” menu after replac-
ing the lamp module (refer to page 50).
▀■Warning- When switching the projector off, please ensure
the cooling cycle has been completed before
disconnecting power. Allow 60 seconds for the
projector to cool down.
▀■Warning- Do not use lens cap when projector is in operation.
▀■Warning- When the lamp is approaching the end of its lifetime,
the message “Lamp Warning: Lamp life exceeded.”
will show on the screen. Please contact your local
reseller or service center to change the lamp as soon
as possible.
▀■Warning- Do not look into or point the laser pointer on your
remote control into your or someone’s eyes. Laser
pointer can cause permanent damage to eyesight.

4
English
Usage Notice
Do:
Turn off and unplug the power plug from the AC outlet before
cleaning the product.
Use a soft dry cloth with mild detergent to clean the display
housing.
Disconnect the power plug from AC outlet if the product is
not being used for a long period of time.
Do not:
Block the slots and openings on the unit provided for
ventilation.
Use abrasive cleaners, waxes or solvents to clean the unit.
Use under the following conditions:
- In extremely hot, cold or humid environments.
 Ensure that the ambient room temperature is within
5 - 40°C.
 Relative Humidity is 5 - 40°C, 80% (Max.),
non-condensing.
- In areas susceptible to excessive dust and dirt.
- Near any appliance generating a strong magnetic eld.
- In direct sunlight.

5English
Usage Notice
Eye Safety Warnings
▀■Avoid staring/facing directly into the projector beam at all
times. Keep your back to the beam as much as possible.
▀■When projector is used in a classroom, adequately supervise
students when they are asked to point out something on the
screen.
▀■In order to minimize the lamp power, use room blinds to
reduce ambient light levels.
Product Features
▀■WUXGA (1920 x 1200) Native resolution
▀■HD compatible – 1080p supported
▀■Extensive optional lens
▀■Wide lens shift range for installation exibility
▀■Dual lamp system
▀■Comprehensive input/output terminals and control inter-
faces
▀■ Network support

6
English
Introduction
Documentation :

User’s Manual

Warranty Card

Quick Start Card

WEEE Card
(for EMEA only)
Due to different
applications in
each country,
some regions
may have
different
accessories.
Power Cord 3.0m
Package Overview
Unpack and inspect the box contents to ensure
all parts listed below are in the box. If something
is missing, please contact your nearest customer
service center.
2 × AA Batteries
Projector VGA Cable 1.8m
POWER
LAMP-1
LAMP-2
TEMP
RS232 Cable 1.8m DVI/HDMI Cable 30cmIR Remote Control

7English
Introduction
12V OUT RS232
R G B H V
S-VIDEO VIDEO Y Pb Pr
RJ45
HDMI 2 HDMI 1
VGA-OUT VGA 2-IN VGA 1-IN
SOURCE
INFO.
MENU
AV MUTE
ENTER
RE-SYNC LENS
SHIFT
FOCUS
ZOOM
POWER
LAMP-1
LAMP-2
TEMP
Product Overview
1. Ventilation (inlet)
2. Lens Door
3. IR Receivers
4. Lamp Door
5. Ventilation (outlet)
6. Indicator LED
7. Projector Cap
8. Tilt-Adjustment Feet
9. Control Panel
10. Input / Output
Connections
11. Power Socket
12. Power Switch
1
7
Main Unit
3
5
4
8
1 2 3
9
11
12
10
6

8
English
Introduction
12V OUT RS232
R G B H V
S-VIDEO VIDEO Y Pb Pr
RJ45
HDMI 2 HDMI 1
VGA-OUT VGA 2-IN VGA 1-IN
SOURCE
INFO.
MENU
AV MUTE
ENTER
RE-SYNC LENS
SHIFT
FOCUS
ZOOM
1
6
1. Power button
2. SOURCE
3. RE-SYNC
4. LENS SHIFT
5. Information
6. AV MUTE
7. MENU
8. Four Directional Select Keys
9. ENTER
10. ZOOM
11. FOCUS
Control Panel
2
5 7 8
3 4
10 119

9English
Introduction
12V OUT RS232
R G B H V
S-VIDEO VIDEO Y Pb Pr
RJ45
HDMI 2 HDMI 1
VGA-OUT VGA 2-IN VGA 1-IN
SOURCE
INFO.
MENU
AV MUTE
ENTER
RE-SYNC LENS
SHIFT
FOCUS
ZOOM
Input/Output Connections
1. S-Video Input Connector
2. Composite Video Input Connector
3. Component Video Input Connector (YPbPr)
4. BNC Input Connector (YPbPr/RGBHV)
5. KensingtonTM Lock Port
6. RJ-45 Networking Connector
7. VGA-Out Connector (Monitor Loop-through Output)
8. VGA2-In/YPbPr Connector
(PC Analog Signal/Component Video Input/HDTV/YPbPr)
9. VGA1-In/YPbPr Connector
(PC Analog Signal/Component Video Input/HDTV/YPbPr)
10. HDMI 1 Connector
11. HDMI 2 Connector
12. 12V Trigger Relay Connector (12V, 250mA)
13. RS-232 Connector (9-pin DIN Type)
14. Power Switch
15. Power Socket
13 155 9
1 2
107 8 11
3
12V OUT
1412
4
6

10
English
Introduction
Remote Control
1. Power On
2. Power Off
3. Function 2 (Program-
mable see P.47)
4. Lens Zoom +/-
5. Lens Shift
6. LED Indicator
7. Display Mode
8. Keystone +/-
9. 12V Trigger On/Off
10. YPbPr
11. Re-Sync
12. VGA 1
13. VGA 2
14. BNC
15. S-Video
16. Numbered keypad
(for password input)
17. Freeze
18. AV mute
19. Function 1 (Program-
mable see P.47)
20. Lens Focus +/-
21. Enter/Help
22. Four Directional
Select Keys
23. Menu
24. Format (Image Aspect
Ratio)
25. Information
26. HDMI 1
27. HDMI 2
28. Video
1
11
12
1415
21
13
16
22
6
19
17
18 2
3
5
420
8
7
26
27
28
24
23
25 10
9