Optoma W402 User Manual

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Table of Contents

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
Keypad .................................................8
Input/Output Connections .................... 9
Remote Control ..................................10
Installation ..................................... 11
Connecting to the Projector .............. 11
Connecting a Computer/Notebook .... 11
Connecting a Video source ................12
Connect to 3D Video Devices ...........13
Using the 3D glasses ........................15
Powering On/Off the Projector ..........16
Powering On the Projector .................16
Powering Off the Projector .................17
Warning Indicator ...............................18
Adjusting the Projected Image ..........19
Adjusting the Projector’s Height ........ 19
Adjusting the Projector’s Zoom /
Focus ................................................. 20
Adjusting Projection Image Size ........ 20
User Controls ................................22
Keypad & Remote Control ................22
Keypad ...............................................22
Remote Control ..................................23
On-screen Display Menus ................30
How to operate ..................................30
Menu Tree .......................................... 31
IMAGE ............................................... 34
IMAGE | Advanced ............................ 36
IMAGE | Advanced | Signal (RGB) ... 38
DISPLAY ............................................ 39
DISPLAY | 3D ................................... 42
SETUP ............................................... 43
SETUP | Audio Settings ..................... 45
SETUP | Security ............................... 46
SETUP | Network|LAN Settings ......... 48
SETUP | Network|Control Settings .... 50
SETUP | Advanced ............................ 51
OPTIONS ........................................... 52
OPTIONS | Lamp Settings ................. 55
OPTIONS | Remote Settings ............. 57
OPTIONS | Advanced ........................ 58
OPTIONS | Optional Filter Settings ... 59
Appendices ....................................60
Troubleshooting ................................60
Image Problems ................................. 60
Other Problems .................................. 62
Remote Control Problems .................62
LED Lighting Messages ..................... 63
On Screen Messages ........................ 64
Replacing the Lamp ..........................65
Installing and Cleaning
the Dust Filter ...................................67
Compatibility Modes .........................68
Function List .....................................70
RS232 Pin Assignments .................... 70
RS232 Protocol Function List ............ 71
Ceiling Mount Installation ..................75
Optoma Global Ofces .....................76
Regulation & Safety Notices .............78
FCC Notice ........................................ 78
Declaration of Conformity
for EU countries ................................. 79
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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 volt-
age” 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 B emissions limits
This Class B 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.
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Usage Notice

Precautions

Please follow all warnings, precautions and mainte­nance as recommended in this user’s guide.
When the lamp
reaches the end of its life, the
projector will not
turn back on until
the lamp module
has been replaced. To replace the
lamp, follow the
procedures listed under “Replacing
the Lamp” section
on pages 65-66.
Warning-
Warning-
Warning-
Warning- When replacing the lamp, please allow the unit
Warning-
Warning- Reset the “Lamp Reset” function from the on-
Warning-
Warning-
Warning-
Do not look into the projector’s lens when the lamp is on. The bright light may hurt your eyes.
To reduce the risk of re or electric shock, do not expose this projector to rain or moisture.
Please do not open or disassemble the projec­tor as this may cause electric shock.
to cool down. Follow instructions as described
on pages 65-66.
This projector will detect the life of the lamp itself. Please be sure to change the lamp when it shows warning messages.
screen display “Options|Lamp Settings” menu after replacing the lamp module (refer to page
55).
When switching the projector off, please ensure the cooling cycle has been completed before disconnecting power. Allow 90 seconds for the projector to cool down.
Do not use lens cap when projector is in opera-
tion.
When the lamp is approaching to the end of its life time, the message “Lamp life exceeded.” will show on the screen. Please contact your
local reseller or service center to change the
lamp as soon as possible.
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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 hous- ing.
Disconnect the power plug from AC outlet if the product is not be- ing 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 ` C ~
40 C Relative humidity is 10% ~ 85% `
In areas susceptible to excessive dust and dirt. ­Near any appliance generating a strong magnetic eld. ­In direct sunlight. -
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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 super- vise 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

Product features
may vary depend­ing on model.
XGA (1024x768) / WXGA (1280x800) Native resolution
HD compatible – 720p and 1080p supported
BrilliantColor
Kensington Lock
RS232 control
Rapid shutdown
Full 3D (See page 68)
The Product Features shall be congured by the manufac-
turer as per practical conditions.
TM
Technology
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Introduction

Freeze
Power Switch
L
R
Keystone Volume
Page
-
-+-
+
1 2
Menu33D
4
HDMI5VGA6Video
7
User18User29User3
Source0Resync
Page+Laser
Enter

Package Overview

Unpack and inspect the box contents to ensure all parts listed below are in the box. If something is missing, please contact Optoma customer service.
Standard Accessories
* 1 Optional accessories
vary depending on model, specication and
region. * 2 For European
warrant information please visit www. optomaeurope. com.
Warning:
Not all projectors
come with a
lens cap. For
your safety, if
the projector is
equipped with a
lens cap, please
ensure to remove it before you turn
on the projector.
Projector
Remote 2 × AAA Batteries
Optional Accessories *
Carry Bag Lens Cap
Power Cord VGA Cable
CD User Manual

Warranty Card *

Quick Start Card

Documentation
1
HDMI Cable
2
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Introduction

Product Overview

Main Unit

1 32 54
6
Do not block projector in/out air vents.
(*) Optional accessory.
Warning:
Not all projec-
tors come with a lens cap. For your safety, if the pro­jector is equipped with a lens cap,
please ensure to
remove it before you turn on the
projector.
7
12
6
Lens1. IR Receiver2. Keypad3. Input / Output 4. Connections
Power Socket5. Tilt-Adjustment Feet6.
Lens Cap 7. (
8
109 11
14
13
Speaker8. Zoom Lever9. Focus Ring10.
Lamp Cover11. Ventilation (inlet)12. Ventilation (outlet)13.
Kensington14.
)
*
TM
Lock Port
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Introduction

Keypad

1 3
2 4
5
7
8 9
6
11
10
Source1. Enter2.
Keystone Correction3. Re-Sync4.
Menu5. Help6.
Lamp LED7. On/Standby LED8. Power9. Temp LED10. Four Directional Select Keys11.
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Introduction
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10

Input/Output Connections

5 62 41 3
8 791011121314
Remote mouse requires special remote.
Video connector1. 3D Sync Out (5V) connector2. RJ-45 connector3. VGA Out connector4. VGA2 In / YPbPr connector5. VGA1 In / YPbPr / 6. connector
Power Socket7. USB-B mini connector (Firmware upgrade)8.
HDMI connector9. RS-232C connector10. Audio1 In connector11. Audio Out connector12. Audio2 In connector13. Security Bar14.
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Introduction
Freeze
Power Switch
L
R
Keystone Volume
Page
-
-
+
-
+
1 2
Menu33D
4
HDMI5VGA6Video
7
User18User29User3
Source
0
Resync
Page+Laser
Enter
Some keys may
have no function
for models which
do not support these features.

Remote Control

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
Power on / off1. Freeze2.
Display blank / audio 3. mute
Mouse left click4. Enter5. Laser6. Page -7. Keystone - / +8. Menu9. Aspect ratio10. HDMI11. User 212. User 113. Source14. Brightness mode15. Mouse on / off16. Mute17. Mouse right click18. Four directional 19.
select keys Page +20. Volume - / +21. 3D menu on / off22.
VGA23. Video24. User 325.
Numeric keypad 26. (0-9) Re-sync27.
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Installation

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MOLEX

Connecting to the Projector

Connecting a Computer/Notebook

3D glasses
Due to the difference in applications for
each country, some regions may
have different accessories.
(*) Optional accessory
2
3 4
1
5
10
9
6
8
Audio output
7
1....................................................................................................RJ-45 cable
2........................................................................................... *3D emitter cable
3......................................................................................................VGA cable
4...................................................................................................*HDMI cable
5.....................................................................................................Power cord
6.................................................................................................... *USB cable
7.............................................................................................*RS-232C cable
8............................................................................................ *Audio1 In cable
9............................................................................................*Audio Out cable
10.......................................................................................... *Audio2 In cable
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Installation
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Connecting a Video source

DVD player, Blu-ray player, Set-top box, HDTV receiver, Games console
3D glasses
4
3
Due to the difference in applications for
each country, some regions may
have different accessories.
(*) Optional accessory
2
5
1
6
8
7
Audio output
DVD player, Set-top box,
HDTV receiver
1............................................................................................ *Audio2 In cable
2...................................................................................................*Video cable
3........................................................................................... *3D emitter cable
4..............................................................................*3 RCA Component cable
5.....................................................................................................Power cord
6...................................................................................................*HDMI cable
7............................................................................................ *Audio1 In cable
8............................................................................................*Audio Out cable
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Installation
The 3D video source device
must be powered on
before the 3D projector.
If input video
is normal 2D,
please press
“3D Format” and switch to
“Auto”. If “SBS Mode” is active, 2D video content
will not display correctly.

Connect to 3D Video Devices

Once you have connected your devices together with HDMI cables, as shown in the diagram, you are ready to begin. Power ON your 3D video source and your 3D projector.
PlayStation® 3 Games
Make sure that you have updated your console to the latest soft- y ware version. Go to the “Settings menu -> Display settings -> Video output -> y HDMI”. Select “Automatic” and follow the on-screen instructions. Insert your 3D game disc. Alternatively you can download games y (and 3D updates) via the PlayStation® network. Launch the game. In the in-game menu, select “Play in 3D”. y
Blu-ray 3D™ Player
Make sure that your player can support 3D Blu-ray™ disc and that y 3D output is enabled. Insert the 3D Blu-ray™ disc into the player, press “Play”. y
3D TV (e.g. SKY 3D, DirecTV)
Contact your TV service provider to enable any 3D channels on y your channel package. Once enabled, switch to the 3D channel. y You should see two images side-by-side. y Switch to the “SBS Mode” of the 3D projector. The option is lo- y cated in the “Display” section of the projector OSD menu.
3D Device (e.g. 3D DV/DC) with 2D 1080i side by side signal output
Connect your 3D device and switch to out 3D content with 2D y side-by-side output to 3D Projector.
You should see two images side-by-side. ­Switch to the “SBS Mode” of the 3D projector. The option is lo- y cated in the “Display” section of the projector OSD menu.
If watching 3D content from an HDMI 1.4a source (e.g. 3D Blu-ray) your 3D glasses should always be in sync. If watching 3D content from an HDMI 1.3 source (e.g. 3D broadcast using SBS mode) it may be necessary to use the projector’s 3D Sync-Invert option to optimize your 3D experience. The option is located in the “Display ->3D” sec­tion of the projector OSD menu.
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Installation
3D Broadcast 3D Blu-ray™ Disc 3D Console Games
SKY+HD, cable/satellite
box
3D DLP®Link™ Glasses
3D RF Glasses 3D Emitter
3D Blu-ray™ Player
Full 3D 1080p DLP® Projector
PlayStation® 3
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Installation

Using the 3D glasses

For more de- tailed informa-
tion, please refer to 3D
glasses user’s
guide.
To turn ON 3D glasses.1.
Verify that 3D content is being sent to the projector and 2.
signal is compatible with projector specications.
Turn on the “3D Mode” (Off/DLP-Link/VESA 3D - depend-3.
ing on which type of glasses you are using) of the 3D projector. The option is located in the “Display” section of the projector OSD menu.
Turn on 3D glasses and verify image appears in 3D with-4.
out eyestrain.
If the image does not appear in 3D, please check 3D 5.
device set up correctly to send out 3D image or not. Or “SBS Mode” should turn on when input signal is 2D 1080i side-by-side and repeat previous steps 1 ~ 4.
It may be necessary to use projector’s “3D Sync-Invert” 6.
option to optimize your 3D experience. The option is located in the “Display” section of the projector OSD menu.
To turn OFF 3D glasses: Press the “Power” button and 7.
hold until the LED switches off.
For more detailed information, please refer to the 3D 8.
glasses user’s guide, or manufacturer's Website.
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Installation
Freeze
Power Switch
L
R

Powering On/Off the Projector

Powering On the Projector

1. Remove the lens cap.
2. Securely connect the power cord and signal cable. When
connected, the On/Standby LED will turn Red.
3. Turn on the lamp by pressing “ ” button either on the top of the projector or on the remote. The On/Standby LED will now
turn Green or Blue.
The startup screen will display in approximately 10 seconds.
The rst time you use the projector, you will be asked to select the preferred language and power saving mode.
4. Turn on and connect the source that you want to display on the screen (computer, notebook, video player, etc). The projector will detect the source automatically. If not, push menu button and go to “OPTIONS”.
Make sure that the “Source Lock” has been set to “Off”.
If you connect multiple sources at the same time, press the
“SOURCE” button on the Keypad or direct source keys on the remote control to switch between inputs.
Turn on the projec-
tor rst and then
select the signal sources.
(*) Optional accessory
Warning:
Not all projec-
tors come with a lens cap. For your safety, if the projec­tor is equipped with
a lens cap, please
ensure to remove it before you turn on
the projector.
or
2
Power
1
Lens Cap
(*)
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Installation

Powering Off the Projector

1. Press the “ ” button on the remote control or on the Key­pad to turn off the projector. The following message will be displayed on the screen.
Power Off?
Press Power again
Press the “ ” button again to conrm otherwise the
message will disappear after 15 seconds. When you press the “ ” button for the second time, the projector will display countdown timer and will shut down.
2. The cooling fans continue to operate for about 10 seconds for cooling cycle and the On/Standby LED will Flash Green or Blue. When the On/Standby LED lights solid
Red, the projector has entered standby mode.
If you wish to turn the projector back on, you must wait
until the projector has completed the cooling cycle and has entered standby mode. Once in standby mode, simply
press “ ” button to restart the projector.
3. Disconnect the power cord from the electrical outlet and
the projector.
4. Do not turn on the projector immediately following a power
off procedure.
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Installation

Warning Indicator

When the warning indicators (see below) come on,
the projector will automatically shutdown:
Contact the nearest service center if the
projector displays these symptoms.
See pages
76-77 for more information.
“LAMP” LED indicator is lit red and if “On/Standby” indicator
ashes red.
“TEMP” LED indicator is lit red and if “On/Standby” indicator
ashes red. This indicates the projector has overheated. Under normal conditions, the projector can be switched
back on.
“TEMP” LED indicator ashes red and if “On/Standby”
indicator ashes red.
Unplug the power cord from the projector, wait for 30 seconds
and try again. If the warning indicator light up again, please contact your nearest service center for assistance.
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Installation

Adjusting the Projected Image

Adjusting the Projector’s Height

The projector is equipped with elevator feet for adjusting the image height.
1. Locate the adjustable foot you wish to modify on the
underside of the projector.
2. Rotate the adjustable ring clockwise to raise the projector or counter clockwise to lower it. Repeat with the remaining
feet as needed.
Tilt-Adjustment Feet
Tilt-Adjustment Ring
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Installation
Width
Height
Diagonal
Top View
Side View
Projection Distance (D)
Projection Distance (D)
Screen
Screen
Screen (W)
Screen (H)
Offset (Hd)

Adjusting the Projector’s Zoom / Focus

You may turn the zoom ring to zoom in or out. To focus the im­age, rotate the focus ring until the image is clear.
Standard throw series (XGA): The projector will focus at dis-
tances from 3.94 to 32.81 feet (1.2 to 10.0 meters).
Standard throw series (WXGA): The projector will focus at
distances from 3.94 to 27.23 feet (1.2 to 8.3 meters).

Adjusting Projection Image Size

Projection Image Size (XGA) from 30.8” to 307.6” (0.78 to
7.81 meters).
Zoom Lever
Focus Ring
Projection Image Size (WXGA) from 36.3” to 301.0” (0.92 to
7.65 meters).
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Installation
Standard throw (XGA)
Diagonal length
(inch) size of 16:9 Screen
30.0 0.61 0.46 24.00 18.00 0.98 1.17 3.2 3.84 0.07 2.70
40.0 0.81 0.61 32.00 24.00 1.30 1.56 4.27 5.12 0.09 3.60
60.0 1.22 0.91 48.00 36.00 1.95 2.34 6.40 7.68 0.14 5.40
70.0 1.42 1.07 56.00 42.00 2.28 2.73 7.47 8.96 0.16 6.30
80.0 1.63 1.22 64.00 48.00 2.60 3.12 8.53 10.24 0.18 7.20
90.0 1.83 1.37 72.00 54.00 2.93 3.51 9.60 11.52 0.21 8.10
100.0 2.03 1.52 80.00 60.00 3.25 3.90 10.67 12.80 0.23 9.00
120.0 2.44 1.83 96.00 72.00 3.90 4.68 12.80 15.36 0.27 10.80
150.0 3.05 2.29 120.00 90.00 4.88 5.85 16.00 19.20 0.34 13.50
180.0 3.66 2.74 144.00 108.00 5.85 7.02 19.20 23.04 0.41 16.20
250.0 5.08 3.81 200.00 150.00 8.13 9.75 26.67 32.00 0.57 22.50
300.0 6.10 4.57 240.00 180.00 9.75 11.70 32.00 38.40 0.69 27.00
307.0 6.24 4.68 245.60 184.20 9.98 11.98 32.75 39.30 0.70 27.63
This table is for users reference only.
Standard throw (WXGA)
Diagonal length
(inch) size of 16:9 Screen
30.0 0.65 0.40 25.44 15.90 0.83 0.99 2.71 3.26 0.05 1.97
40.0 0.86 0.54 33.92 21.20 1.10 1.32 3.62 4.34 0.07 2.63
60.0 1.29 0.81 50.88 31.80 1.65 1.99 5.43 6.51 0.10 3.94
70.0 1.51 0.94 59.36 37.10 1.93 2.32 6.33 7.60 0.12 4.60
80.0 1.72 1.08 67.84 42.40 2.21 2.65 7.24 8.68 0.13 5.26
90.0 1.94 1.21 76.32 47.70 2.48 2.98 8.14 9.77 0.15 5.91
100.0 2.15 1.35 84.80 53.00 2.76 3.31 9.05 10.85 0.17 6.57
120.0 2.58 1.62 101.76 63.60 3.31 3.97 10.85 13.03 0.20 7.89
150.0 3.23 2.02 127.20 79.50 4.14 4.96 13.57 16.28 0.25 9.86
180.0 3.88 2.42 152.64 95.40 4.96 5.96 16.28 19.54 0.30 11.83
250.0 5.38 3.37 212.00 132.50 6.89 8.27 22.61 27.14 0.42 16.43
300.0 6.46 4.04 254.40 159.00 8.27 9.93 27.14 32.56 0.50 19.72
Screen Size W x H Projection Distance (D)
(m) (inch) (m) (feet)
Width Height Width Height wide tele wide tele (m) (inch)
Screen Size W x H Projection Distance (D)
(m) (inch) (m) (feet)
Width Height Width Height wide tele wide tele (m) (inch)
Offset (Hd)
Offset (Hd)
This table is for user’s reference only.
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User Controls

Keypad & Remote Control

Keypad

Using the Keypad
POWER
RE-SYNC
ENTER
SOURCE
Menu
Help
Four Directional
Select Keys
Keystone
Lamp LED Indicate the projector’s lamp status.
Temp LED Indicate the projector’s temperature status.
On/Standby
LED
/
Refer to the “Power On/Off the Projector” section on
pages 16-17.
Automatically synchronize the projector to the input
source.
Conrm your item selection.
Press “SOURCE” to select an input signal.
Press “Menu” to launch the on-screen display (OSD) menu. To exit OSD, Press “Menu” again.
Help Menu (only available when OSD menu is not shown).
Use to select items or make adjust­ments to your selection.
Use to adjust image distortion caused by tilting the projector. (±40 degrees)
Indicate the projector’s status.
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User Controls
-
+
-
+
Freeze
Power Switch
L
R
Keystone Volume
Page
-
-
+
-
+
1 2
Menu33D
4
HDMI5VGA6Video
7
User18User29User3
Source
0
Resync
Page+Laser
Enter

Remote Control

Using the Remote Control
Power
Switch
Display
blank /
audio mute
Freeze
Mute
Mouse left click
Mouse right click
Four directional
select keys
Enter
Page -
Laser
Page +
Keystone
Press to turn on / off the projector.
Press to switch the USB mouse on / off.
Press to hide / unhide the screen picture and turn off / on audio.
Press to freeze the projector image.
Press to momentarily turn off / on the audio.
Use as mouse left click.
L
Use as mouse right click.
R
Use to select items or make
adjustments to your selection.
Conrm your item selection.
Press to page down.
Use as laser pointer.
Press to page up.
Press to adjust image distortion caused by
tilting the projector.
Volume
Aspect ratio / 1
Menu / 2
Press to adjust to increase / decrease the
volume.
Press to change aspect ratio of a dis- `
played image. Use as numberic keypad number “1”. `
Press to display or exit the on-screen ` display menus for projector. Use as numberic keypad number “2”. `
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User Controls
Freeze
Power Switch
L
R
Keystone Volume
Page
-
-
+
-
+
1 2
Menu33D
4
HDMI5VGA6Video
7
User18User29User3
Source
0
Resync
Page+Laser
Enter
Using the Remote Control
3D / 3
Press to manually select a 3D mode that ` matches your 3D content. Use as numberic keypad number “3”. `
HDMI / 4
VGA / 5
Video / 6
Press to choose HDMI source. ` Use as numberic keypad number “4”. `
Press to choose VGA source. `
Use as numberic keypad number “5”. `
Press to choose composite video source. ` Use as numberic keypad number “6”. `
User dened keys. ` Please see page 56 to
User1 / 7; User2 / 8; User3 / 9
setup.
Use as numberic keypad numbers “7”, “8”, ` and “9” accordingly.
Source
Press to select an input signal.
Press to automatically adjust the picture `
Brightness
mode / 0
brightness to give an optimum contrast performance. Use as numeric keypad number “0”. `
Re-sync
Press to automatically synchronize the
projector to the input source.
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