GEHA C223 User Manual
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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
.................................................................................................... 11
Installation ............................................................................................12
Connecting the Projector .............................................................................12
Connect to Computer/Notebook ..........................................................................12
Connect to Video Sources
................................................................................... 13
Powering On/Off the Projector .....................................................................15
Powering On the Projector ...................................................................................15
Powering Off the projector
................................................................................... 16
Warning Indicator
................................................................................................. 16
Adjusting the Projected Image.....................................................................17
Adjusting the Projector’s Height ...........................................................................17
Adjusting the Projector’s Zoom / Focus
............................................................... 18
Adjusting Projected Image Size
........................................................................... 18
Adjusting Projected Image Position Using PureShift
........................................... 19
User Controls ....................................................................................... 21
Control Panel & Remote Control .................................................................21
Control Panel ....................................................................................................... 21
Remote Control ....................................................................................................22
Using the USB Remote Mouse Control
............................................................... 24
Using the ENTER / HELP button
......................................................................... 24
On-screen Display Menus ...........................................................................27
How to operate .................................................................................................... 27
Menu Tree
............................................................................................................28
Image
................................................................................................................... 29
Display
................................................................................................................. 32
Setup
.................................................................................................................... 37
Options
................................................................................................................. 49
Appendices...........................................................................................52
Troubleshooting ...........................................................................................52
Image Problems ..................................................................................................52
Other Problems
...................................................................................................55
Projector Status Indication
.................................................................................. 55
Remote Control Problems
................................................................................... 56
Replacing the Lamp.....................................................................................57
Compatibility Modes
....................................................................................59
RS232 Commands
......................................................................................60
Ceiling Mount Installation
............................................................................63
Regulation & Safety notices ........................................................................6
Table of Contents
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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
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 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 *HKDbefore 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
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 57-58.
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 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 “Options | Lamp Settings” menu after replacing the lamp module (refer to page 51).
▀■ Warning- 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.
▀■ Warning- Do not use lens cap when projector is in operation.
▀■ Warning- When the lamp is approaching the end of its lifetime,
the message “Replacement suggested” will show
on the screen. Please contact your local reseller
or service center to change the lamp as soon as
possible.
▀■ Warning- To reduce the risk of injury to the eyes, do not look
directly into the laser beam on the remote control and
do not point the laser beam into anyone’s eyes. This
remote control is equipped with a Class II laser that
emits radiation.
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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
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 - 35°C.
Relative Humidity is 5 - 35°C, 80% (Max.),
non-condensing.
- 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 supervise
students when they are asked to point out something on the
screen.
▀■ In order to minimize the lamp power, use room blinds to re-
duce ambient light levels.
Product Features
▀■ XGA (1024x768) / WXGA (1280x800) Native resolution
▀■ Large Zoom range
▀■ Manual lens shift operation
▀■ Wireless LAN (for wireless model only)
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Introduction
Power Cord 3.0m
IR Remote Control
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.
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.
2 × AAA Batteries
Projector with lens cap
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VGA Cable 1.8m
USB Cable 1.8m
RE-SYNCSOURCE
KEYSTONE VOLUME
POWER
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DVI-D
S-VIDEO
VGA-1
VIDEO
VGA-2
HDMI
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RS232 Cable 1.8m
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Introduction
1. Control Panel
2. Zoom Ring
3. Focus Ring
4. Zoom Lens
5. IR Receivers
Main Unit
Product Overview
6. Tilt-Adjustment Feet
7. Lens Shift Adjustment
8. Input / Output
Connections
9. Power Socket
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AUDIO1 AUDIO2
AUDIO3
AUDIO-OUT
+12V
RJ-45
RS-232
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-VIDEO
VIDEO
VGA-OUT
VGA2-IN
VGA1-IN/SCART
DVI-D
HDMI
USB
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Introduction
SOURC E
RE-SYNC
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LAMP TEMP
MENU
POWER S TAN DBY
ENTER H EL P
/
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Control Panel
1. Power/Standby and Power LED
2. Enter/Help
3. Re-Sync
4. Keystone Correction
5. Source
6. Menu
7. Four Directional Select Keys
8. Lamp Fail LED
9. Temp LED
10. IR Receiver
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Introduction
Input / Output Connections
1. USB Connector (Connect to PC for Remote Mouse function)
2. HDMI Connector
3. DVI-D Connector (PC Digital (HDCP))
4. VGA1-In/SCART Connector
(PC Analog Signal/Component Video Input/HDTV/SCART)
5. VGA2-In Connector
(PC Analog Signal/Component Video Input/HDTV)
6. VGA-Out Connector (Monitor Loop-through Output)
7. S-Video Input Connector
8. Composite Video Input Connector
9. RS-232 Connector (3-pin)
10. RJ45 Networking Connector
11. Power Socket
12. KensingtonTM Lock Port
13. Audio Input 1 (3.5mm Mini Jack) (default for DVI-D)
14. Audio Input 2 (3.5mm Mini Jack) (default for VGA)
15. Audio Output Connector (3.5mm Mini Jack)
16. Audio Input 3 (L/R RCA) (default for S-video & Composite)
17. 12V Trigger Relay Connector
AUDIO1 AUDIO2 AUDIO3
AUDIO- OUT
+12V
RJ- 45
RS- 232
S- VIDEO
VIDEO
VGA-OUT
VGA2-IN
VGA1-IN/SCART
DVI-D
HDMI
USB
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Introduction
The items below apply to models with the wireless
feature:
18. Antenna
19. Status Indicator LED
20. Reset button
RESET
AUDIO1 AUDIO2 AUDIO3
AUDIO- OUT
12V- RELAY
RJ- 45
RS- 232
S- VIDEO
VIDEO
VGA-OUT
VGA2-IN
VGA1-IN/SCART
DVI-D
HDMI
USB
L R
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Introduction
RE-SYNCSOURCE
KEYSTONE VOLUME
POWER
LASER
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AV MUTE MENU
DVI-D
S-VIDEO
VGA-1
VIDEO
VGA-2
HDMI
?
ZOOM
Remote Control
1. Indicator LED
2. Power On/Off
3. Laser Pointer
4. Page Up
5. Mouse Right Click
6. Four Directional
Select Keys
7. Re-Sync
8. Page Down
9. Volume +/-
10. Zoom
11. HDMI
12. Video
13. VGA-2
14. VGA-1
15. S-Video
16. DVI-D
17. AV mute
18. Menu
19. Keystone +/-
20. Source
21. Enter/Help
22. Mouse Left Click
23. PC/Mouse control
24. Numbered keypad
(for password input)
25. Wireless Button
(for wireless model
only)
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RE-SYNCSOURCE
KEYSTONE VOLUME
POWER
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DVI-D
S-VIDEO
VGA-1
VIDEO
VGA-2
HDMI
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Installation
Connecting the Projector
Due to the
difference in
applications
for each
country, some
regions may
have different
accessories.
(*) Optional
accessory
Connect to Computer/Notebook
1....................................................................................................Power Cord
2.....................................................................................................USB Cable
3.....................................................................................................VGA Cable
4.....................................................................................................*DVI Cable
5................................................................................................. RS232 Cable
6.........................................................................................*Audio Input Cable
7..............................................................................................*Network Cable
8........................................................................................*VGA Output Cable
9......................................................................................*Audio Output Cable
AUDIO1 AUDIO2 AUDIO3
AUDIO-OUT
+12V
RJ-45
RS-232
S-VIDEO
VIDEO
VGA-OUT
VGA2-IN
VGA1-IN/SCART
DVI-D
HDMI
USB
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MOLEX
E62405SP
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+12V Output
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Installation
AUDIO1 AUDIO2 AUDIO3
AUDIO-OUT
12V-RELAY
RJ-45
RS-232
S-VIDEO
VIDEO
VGA-OUT
VGA2-IN
VGA1-IN/SCART
DVI-D
HDMI
USB
L R
E62405SP
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Connect to Video/VGA1-IN/SCART/HDMI
S-Video Output
DVD Player, Set-top Box,
HDTV receiver
1....................................................................................................Power Cord
2.....................................................................................................VGA Cable
3................................................................................... *SCART/VGA Adaptor
4.................................................................................*Audio Cable Jack/RCA
5.............................................................................................. *S-Video Cable
6..................................................................................................*HDMI Cable
+12V Output
Due to the
difference in
applications
for each
country, some
regions may
have different
accessories.
(*) Optional
accessory
2
4
DVD Player, Set-top Box,
HDTV receiver
1
3
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Installation
Composite Video Output
1....................................................................................................Power Cord
2.............................................................................*3 RCA Component Cable
3................................................*15-Pin to 3 RCA Component/HDTV Adaptor
4.................................................................................*Audio Cable Jack/RCA
5................................................................................*Composite Video Cable
6........................................................................................ DVI to HDMI Cable
AUDIO1 AUDIO2 AUDIO3
AUDIO-OUT
12V-RELAY
RJ-45
RS-232
S-VIDEO
VIDEO
VGA-OUT
VGA2-IN
VGA1-IN/SCART
DVI-D
HDMI
USB
L R
E62405SP
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Connect to Video/VGA1-IN/SCART/HDMI
DVD Player, Set-top Box,
HDTV receiver
+12V Output
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DVD Player, Set-top Box,
HDTV receiver
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3
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5
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6
Due to the
difference in
applications
for each
country, some
regions may
have different
accessories.
(*) Optional
accessory
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Installation
Powering On the Projector
1. Remove the lens cap.
2. Securely connect the power cord and signal cable. When
connected, the Power LED will turn red.
3. Turn on the lamp by pressing “
” button either on the top of
the projector or on the remote. The Power LED will now ash
Blue.
The startup screen will display in approximately 10 seconds.
The rst time you use the projector, you can select your
preferred language from quick menu after the startup screen
displays.
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 control panel or direct source keys
on the remote control to switch between inputs.
Powering On/Off the Projector
Turn on the
projector rst and
then select the
signal sources.
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POWER S TANDBY
ENTER H EL P
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1
Power/Standby
Power LED
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Installation
Warning Indicator
When the “LAMP” indicator lights red, the projector will
automatically shut down. Please contact your nearest
service center for assistance.
When the “TEMP” indicator lights red, it indicates the
projector has overheated. The projector will shut down
automatically.
Under normal conditions, the projector can be switched on
again after it has cooled down.
When the “TEMP” indicator ashes red, it indicates the fan
has failed.
Powering Off the Projector
1. Press the “ ” button to turn off the projector lamp. The
following message will be displayed on the screen.
Press the “ ” button again to conrm the shut down. If
the button is not pressed, the message will disappear in 5
seconds.
2. The cooling fans continue to operate for about 10 seconds
for cooling cycle. When the Power LED turns 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.
Contact the
nearest service
center if the
projector displays
these symptoms.
See pages
64-65 for more
information.
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Installation
Adjusting the Projected Image
Adjusting the Projector’s Height
Tilt-Adjustment Feet
Tilt-Adjustment Ring
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 counter clockwise to raise
the projector or clockwise to lower it. Repeat with the
remaining feet as needed.
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Installation
Adjusting the Projector’s Zoom / Focus
Adjusting Projection Image Size
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Focus Ring
Zoom Ring
You may turn the zoom ring to zoom in or out. To focus
the image, rotate the focus ring until the image is clear.
The projector will focus at distances from 3.28 to 32.81 feet
(1.0 to 10.0 meters).
This table is for user’s reference only.
Diagonal
length (inch) size
of 16:10 Screen
Screen Size W × H (16:10) Projection distance (D)
Offset
(Hd)
(m) (feet) (m) (feet)
Width Height Width Height Wide Tele Wide Tele (m) (feet)
30 0.65 0.40 2.12 1.32 0.97 1.47 3.17 4.83 0.10 0.33
40 0.86 0.54 2.83 2.77 1.29 1.96 4.22 6.44 0.13 0.44
50 1.08 0.67 3.53 2.21 1.61 2.54 5.28 8.05 0.17 0.55
60 1.29 0.81 4.24 2.65 1.93 2.95 6.33 9.66 0.20 0.66
70 1.51 1.94 4.95 3.09 2.25 3.44 7.39 11.27 0.24 0.77
80 1.72 1.08 5.65 3.53 2.57 3.93 8.45 12.88 0.27 0.88
90 1.94 1.21 6.36 3.97 2.90 4.42 9.50 14.49 0.30 0.99
100 2.15 1.35 7.07 4.42 3.22 4.91 10.56 16.10 0.34 1.10
110 2.37 1.48 7.77 4.86 3.54 5.40 11.61 17.72 0.37 1.21
130 2.80 1.75 9.19 5.74 4.18 6.38 13.72 20.94 0.44 1.44
150 3.23 2.02 10.60 6.62 4.83 7.36 15.84 24.16 0.50 1.66
180 3.88 2.42 12.72 7.95 5.79 8.84 19.00 28.99 0.61 1.99
200 4.31 2.69 14.13 8.83 6.44 9.82 21.12 32.21 0.67 2.21
250 5.38 3.37 17.67 11.04 8.04 12.27 26.39 40.26 0.84 2.76
300 6.46 4.04 20.20 13.25 9.65 - 31.67 - 1.01 3.31
WXGA model
XGA model
Diagonal
length (inch) size
of 4:3 Screen
Screen Size W × H (4:3) Projection distance (D)
Offset
(Hd)
(m) (feet) (m) (feet)
Width Height Width Height Wide Tele Wide Tele (m) (feet)
30 0.65 0.4 2.13 1.31 1.0 1.6 3.28 5.25 0.12 0.39
40 0.86 0.54 2.82 1.77 1.3 2.1 4.27 6.89 0.16 0.53
50 1.08 0.67 3.54 2.20 1.6 2.7 5.25 8.86 0.20 0.66
60 1.29 0.81 4.23 2.66 2.0 3.2 6.56 10.50 0.24 0.80
70 1.51 0.94 4.95 3.08 2.3 3.8 7.55 12.47 0.28 0.93
80 1.72 1.08 5.64 3.54 2.6 4.3 8.53 14.11 0.32 1.06
90 1.94 1.21 6.36 3.97 3.0 4.8 9.84 15.75 0.36 1.19
100 2.15 1.35 7.05 4.43 3.3 5.4 10.83 17.72 0.41 1.33
120 2.58 1.62 8.46 5.31 4.0 6.4 13.12 21.00 0.49 1.59
150 3.23 2.02 10.60 6.63 4.9 8.0 16.08 26.25 0.61 1.99
180 3.88 2.42 12.73 7.94 5.9 9.7 19.36 31.82 0.73 2.38
200 4.31 2.69 14.14 8.83 6.6 10.7 21.65 35.10 0.81 2.65
250 5.38 3.37 17.65 11.06 8.2 13.4 26.90 43.96 1.01 3.32
300 6.46 4.04 21.19 13.25 9.9 - 32.48 - 1.21 3.98
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Installation
Adjusting Projected Image Position Using
PureShift
Horizontal Lens
Shift Lever
Vertical Lens
Shift Lever
The PureShift feature provides a lens shift function that can
be used to adjust the position of the projected image either
horizontally or vertically within the range detailed below.
PureShift is a unique system that provides lens shift while
maintaining a much higher ANSI contrast ratio than traditional
lens shift systems.
Adjusting the image position
The image can be set up to a maximum of 30% of its width
either left or right of center, providing a 60% adjustment range.
The vertical offset can be set between 105% - 130% of the
screen height, providing 25% adjustment Range.
The range of
Vertical and
Horizontal
adjustment is
limited as shown
in the PureShift
Range diagram.
130%(V), 0%(H)
-30%(H) 30%(H)
105%(V)
130%(V), 5%(H)
130%(V), -5%(H)
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English
Installation
Screen Height
(H)
100%
5%
30%
Distance
(L)
Screen
Maximum Shift
25%
30%W 30%W
Left Side Right Side
Screen Width
(W)
SOURCE
RE-SYNC
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LAMP TEMP
MENU
POWER STANDBY
ENTER HELP
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