Reproduction of these materials in any manner whatsoever without the written
permission of Dell Inc. is strictly forbidden.
Trademarks used in this text: Dell and the DELL logo are trademarks of Dell Inc.; DLP
and DLP logo are trademarks of T
Windows are either trademarks or registered trademarks of Microsoft Corporation in
the United States and/or other countries.
Other trademarks and trade names may be used in this document to refer to either
the entities claiming the marks and names or their products. Dell Inc. disclaims any
proprietary interest in trademarks and trade names other than its own.
1 RJ45 connector8 Microphone connector
2 + 5V/1.8A DC out connector9 Audio output connector
3 Mini USB (mini type B)
connector for firmware upgrade
4 HDMI 2 connector11 RS232 connector
5 HDMI 1 connector12 + 12V DC out connector
6 VGA input connector13 Security cable slot
7 Audio input connector14 Power cord connector
CAUTION: Before you begin any of the procedures in this section,
follow the Safety Instructions as described on page 7.
10 VGA output (monitor loop
through) connector
6About Your Dell Projector
CAUTION: Safety Instructions
1
Do not use the projector near appliances that generate a lot of heat.
2
Do not use the projector in areas where there is an excessive amount of
dust. The dust may cause the system to fail and the projector will
automatically shutdown.
3
Ensure that the projector is mounted in a well-ventilated area.
4
Do not block the ventilation slots and openings on the projector.
5
Ensure the projector operates between ambient temperatures (5 °C to 40
°C).
6
Do not try to touch the ventilation outlet as it can become very hot after
the projector has been turned on or immediately after it is turned off.
7
Do not look into the lens while the projector is on as it may cause injury to
your eyes.
8
Do not place any objects near or in front of the projector or cover its lens
while the projector is on as the heat may cause the object to melt or burn.
9
Do not use alcohol to wipe the lens.
NOTE:
•
Do not attempt to ceiling mount the projector by yourself. It should be
installed by a qualified technician.
•
Recommended Projector Ceiling Mount Kit (P/N: C3505). For more
information, see the Dell Support website at
•
For more information, see the Safety Information that shipped with
dell.com/support
.
your projector.
•
The 7760 projector can only be used indoors.
About Your Dell Projector7
WARNING: Laser Safety Notice
•
This projector is a Class 2 laser device that conforms with IEC 608251:2007 and CFR 1040.10 and 1040.11.
•
Class 2 Laser product - Do not stare into the laser beam.
•
This product contains Class-4 laser module. Do not attempt to
dismantle the product.
•
Any operation or adjustment not specifically instructed by the user's
guide creates the risk of hazardous laser radiation exposure.
•
Do not stare into beam when the projector is on. The bright light may
result in permanent eye damage.
•
Without following the control, adjustment or operation procedure
may cause damage by the exposure of laser radiation.
•
Adequate instructions for assembly, operation, and maintenance,
including clear warnings concerning precautions to avoid possible
exposure to laser and collateral radiation in excess of the accessible
emission limits in Class 2.
8About Your Dell Projector
Remote Control
1
15
2
316
4
17
18
19
20
21
22
23
24
25
26
Wireless
Freeze
Blank
Info
Screen
Video
HDMI
VGA
Mode
5
6
7
8
9
10
11
12
13
14
1Power Turns the projector on or off.
2Up Press to navigate through the On-Screen
Display (OSD) Menu items.
3Right Press to navigate through the On-Screen
Display (OSD) Menu items.
4Down Press to navigate through the On-Screen
Display (OSD) Menu items.
About Your Dell Projector9
5Laser Point the remote control at the screen, press
and hold the laser button to activate the laser
light.
WARNING: Do not look at the laser
when it is active. Avoid pointing the
laser at your eyes.
6FreezePress to pause the screen image, then press
"Freeze" again to resume normal projection.
7Brightness + Press to increase the brightness.
8Keystone adjustment +Press to adjust image distortion caused by
tilting the projector (+/-30 degrees).
9Brightness - Press to decrease the brightness.
10Keystone adjustment -Press to adjust image distortion caused by
tilting the projector (+/-30 degrees).
11Blank screenPress to hide/unhide the image.
12InfoPress to display the projector information.
13Video modeThe projector has preset configurations that
are optimized for displaying data
(presentation slides) or video (movies, games,
etc.).
Press the Video Mode button to toggle
between Presentation mode, Bright mode,
Movie mode, sRGB, or Custom mode.
Pressing the Video Mode button once will
show the current display mode. Pressing the
Video Mode button again will switch
between modes.
14HDMIPress to choose HDMI 1 or HDMI 2 source.
15Enter Press to confirm the selection.
16Left Press to navigate through the On-Screen
Display (OSD) Menu items.
17Menu Press to activate the OSD.
18Source Press to switch between sources: VGA, HDMI
1, HDMI 2, Wireless Display, and LAN Display.
19Volume up Press to increase the volume.
10About Your Dell Projector
20Zoom + Press to increase the image.
21Volume down Press to decrease the volume.
22Zoom - Press to decrease the image.
23Mute Press to mute or un-mute the projector
speaker.
24Auto AdjustPress to auto adjust the displayed image.
25WirelessPress to choose Wireless Display source.
26VGAPress to choose VGA source.
About Your Dell Projector11
Remote Control Operating Range
Operating range
Angle±30°
Distance 7 m/22.97 feet
Angle
Distanc
e
Angle
Distance
Wireless
VGA
Freeze
Blank
Screen
Video
Mode
Info
HDMI
Wireless
VGA
Freeze
Blank
Screen
Video
Mode
Info
HDMI
NOTE: Actual operating range may slightly differ from the diagram.
Weak batteries will also prevent the remote control from properly
operating the projector.
12About Your Dell Projector
Adjusting Projector Image
2
Adjusting Projected Zoom
Raising the Projector Height
1
Raise the projector to the desired display angle, and use the front tilt
adjustment wheel to fine-tune the display angle.
Lowering the Projector Height
1
Lower the projector, and use the front tilt adjustment wheel to fine-tune
the display angle.
1
1
2
1Front tilt adjustment wheel
(Angle of tilt: 0 to 3.6 degrees)
2Tilt adjustment wheel
2
Adjusting Projector Image13
Adjusting Projector Focus and Zoom
1
Open the front side door of the projector.
2
Unlock the lens shift lock, before you adjust the lens shift.
3
Turn the vertical/horizontal lens shift knob to shift the lens.
4
After adjusting the lens shift, lock the lens shift lock.
5
Pull the zoom ring adjustment up and down to zoom in and out.
6
Rotate the focus ring until the image is clear. The projector focuses at
distances ranging between 4.27 ft to 26.25 ft (1.3 m to 8.0 m).
7
Close the front side door of the projector.
6
2 3 45
1
1Focus ring
2Zoom ring
3Vertical lens shift knob
4Horizontal lens shift knob
5Front side door
6Lens shift lock
14Adjusting Projector Image
Adjusting Projector Position
Case ACase B
Ceiling Mount Projection
Table Top Projection
When you select a position for the projector, consider the size and shape of
your screen, the location of your power outlets, and the distance between
the projector and the rest of your equipment. Follow these general
guidelines:
•
Position the projector on a flat surface at a right angle to the screen. The
projector (with the standard lens) must be at least 3.28 feet (1 m) from the
projection screen.
•
Position the projector to the required distance from the screen. The
distance from the lens of the projector to the screen, the zoom setting,
and the video format determine the size of the projected image.
•
Lens throw ratio: 1.2 ~ 2.13
•
360 degree free orientation operation
You can set up or install the 7760 in the following ways:
Adjusting Projector Image15
Case C
Case D
Upward Projection
Downward Projection
Case E
Case F
Portrait Right Projection
Portrait Left Projection
16Adjusting Projector Image
Adjusting Image Corners
You can use the four corner setting to adjust the shape and size of an image
that is unevenly rectangular on all sides.
1
Advanced Settings -> Keystone Settings -> Four Corner
2
At four corner screen, use
press to confirm.
3
Use
, ,
and to adjust the image shape as necessary.
, ,
and to select one corner and
4
When you are finished, press "Menu" button to exit.
NOTE: The function is unavailable when H./V. Keystone is adjusted.
Adjusting Projector Image17
Adjusting Image Size
Projector to screen distance
221"
(561.34 cm)
177"
(449.58 cm)
300.3"(762.76 cm)
240"(609.6 cm)
180"(457.2 cm)
26.25' (8 m)
21.85' (6.66 m)
17.45' (5.32 m)
18Adjusting Projector Image
133"
(337.82 cm)
13.06' (3.98 m)
88"
(223.52 cm)
44"
(111.76 cm)
8.66' (2.64 m)
40.47"
(102.79 cm)
4.27' (1.3 m)
120"(304.8 cm)
60"(152.4 cm)
55"(139.7 cm)
Adjusting Image Shape
Projection
Distance
(m)
[A]
1.327.2"/69.09 cm6134362
2.6456"/142.24 cm12470733
3.9884"/213.36 cm1871051105
5.32113"/287.02 cm2501401488
6.66141"/358.14 cm3131761859
8169"/429.26 cm37621122211
Projection
Distance
(m)
[A]
1.349"/124.46 cm10861643
2.6499"/251.46 cm2201241306
3.98150"/381 cm3321871969
5.32200"/508 cm44324926213
6.66251"/637.54 cm55531232816
8301.1"/764.79 cm66737539419
* This graph is for user reference only.
* Offset Ratio: 105%~130%
Diagonal
(inch/cm)
[B]
Diagonal (inch/cm)
[B]
Image size
Width (cm)
[W]
Image size
Width (cm)
[W]
Min Zoom
Height (cm)
[H]
Max Zoom
Height (cm)
[H]
Projector base to
top of image (cm)
[C]
Projector base to
top of image (cm)
[C]
Projector base to
bottom of image
Projector base to
bottom of image
(cm)
[D]
(cm)
[D]
Adjusting Projector Image19
Height [C]
I
m
a
g
e
D
i
a
g
o
n
a
l
[
B
]
P
r
o
j
e
c
t
o
r
D
i
s
t
a
n
c
e
[
A
]
[D]
Image Height [H]
I
m
a
g
e
W
i
d
t
h
[W
]
20Adjusting Projector Image
Connecting Wireless Display
Front side
door
3
Installing Wireless Display Adapter
Your projector comes with a secured internal compartment for wireless
display adapter. The wireless display adapter is not shipped with your 7760
projector. The internal compartment has a HDMI and USB power port.
The installation steps are as below:
1
Open the front side door, making sure projector is already powered off.
2
Attach the power USB cable to the wireless display adapter.
Adapter
Connecting Wireless Display Adapter21
3
Attach the wireless display adapter.
4
Replace the top cover and tighten the screw.
22Connecting Wireless Display Adapter
Setting up the Wireless Display Adapter
123
1
Power on the projector.
2
Switch to "
3
Follow the on-screen instructions to proceed with wireless projection.
Wireless Display
" source.
Connecting Wireless Display Adapter23
Setting up the Optional Dell WR517 Wireless Receiver
Dell WR517 wireless receiver enables your Windows laptop computer,
Android smartphone or tablet with Miracast capability to display the screen
image to Dell 7760 using a Wi-Fi Direct interface.
The Dell WR517 wireless receiver features include:
•
Wireless connectivity via IEEE 802.11 ac (Wi-Fi), bluetooth and Screencast.
•
The connectivity makes it simple and easy to connect with legacy and new
systems.
•
Dell Wireless Monitor drivers/app to support additional/enhanced HID
sharing features will be included for Windows 10, Windows 8.x and
Windows 7.
The Dell wireless module is not shipped with your 7760 projector. You can
purchase it on the Dell website at www.dell.com.
Connecting your Dell WR517 wireless receiver with Dell 7760 projector:
1
Use a Philips crosshead screwdriver to fasten the two screws (shipped with
the receiver) to the mounting rack on the rear of your projector.
2
Align the mounting holes of the Dell WR517 wireless receiver with the two
screws that were secured on the rear side of the projector, and then push
the receiver downward until it is locked it into place.
3
Connect the micro USB cable (supplied with the receiver) from the Dell
WR517 wireless receiver to the USB port on the projector to get power.
4
Connect the HDMI cable (supplied with the receiver) from the Dell WR517
wireless receiver to the projector.
5
Connect your USB cable from the Dell WR517 wireless receiver to your
USB keyboard and mouse.
6
Turn On the projector and the Dell WR517 wireless receiver will be
activated at the same time.
24Connecting Wireless Display Adapter
Setting up the wireless receiver with a display. Steps 1 & 2.
3
4
5
1
2
Setting up the wireless receiver with a display. Steps 3, 4 & 5.
Connecting Wireless Display Adapter25
Using LAN Display
NOTE: LAN display setting steps are the same for Windows and Mac
operating system.
Enable LAN on Projector
1
Connect the power cable and press the power button.
2
Press the
Menu
button on your projector control panel or remote control.
NOTE: Use , , , and buttons to navigate and to
select.
26Connecting Wireless Display Adapter
3
Ensure DHCP optional is
menu.
4
Access the
Input Source
Off
from LAN settings of Advanced Settings
menu, and then select
Network
source.
LAN Guide Screen
The
shown below appears:
Connecting Wireless Display Adapter27
Install the Dell Network Projection on Your Computer
5
Connect the LAN cable to the projector and the computer.
NOTE: You can also connect the LAN cable to the projector and the
computer via a hub. Follow these steps to settings:
a
DHCP optional change to On. Steps: Advanced Settings -> LAN
Settings -> DHCP -> On.
This IP address is generated via the DHCP, it is not the same.
b
Input Source change to
Network
source. Steps: Input Source ->
Network (same Step 4).
c
Open the Internet browser on your computer, and enter the
192.168.100.10
d
Go to
Step 8
(as on-screen) in the browser's address bar.
.
28Connecting Wireless Display Adapter
6
Open and enter the Internet Protocol (TCP/IP) on your computer, please
enter IP address and Subnet mark, then click OK.
7
Open the Internet browser on your computer, and enter the
(default) in the browser's address bar. You will be directed to the
Web Management
8
The 7760 Web Management page opens. For first-time use, click
Download
.
page.
10.0.50.100
Dell 7760
Connecting Wireless Display Adapter29
9
At
Download
Download Network Projection App
page, select the appropriate operating system, and click
and install it on your computer.
NOTE: If you are unable to install the application because of
inadequate rights on the computer, please contact your network
administrator.
10
Click
Run
to proceed with the one-time installation of the software.
11
The installation software will launch. Follow the on-screen instructions to
complete setup.
Launch the Dell Network Projection App
Once the installation is completed, you can double-click icon on the
desktop to start the application.
30Connecting Wireless Display Adapter
The
Dell Network Projection Screen
12
At
Dell Network Projection
Dell_42FE21E1 (random code).
shown below appears:
screen, click
Find a Projector
.
, and then select
Connecting Wireless Display Adapter31
13
Click
Mirror Off
option to start the Dell 7760 network projection.
32Connecting Wireless Display Adapter
Understanding the Buttons
ItemDescription
Control Toolbar
Mirror Off/On
Click to toggle network projection On/Off
and screen extension.
QualityClick to toggle High/Low quality.
AudioClick to toggle audio On/Off.
Conference
PreferenceClick to activate the fast connection settings.
Click to activate the conference control
settings.
Connecting Wireless Display Adapter33
Troubleshooting
Fn
F8
CRT/LCD
4
Troubleshooting Tips
If you experience problems with your projector, see the following
troubleshooting tips. If the problem persists, contact Dell.
ProblemPossible Solution
•
No image appears on the
screen
Ensure that you have chosen the correct
input source on the INPUT SOURCE
menu.
•
Ensure the external graphics port is
enabled. If you are using a Dell laptop
computer, press (Fn+F8). For
other computers, see your respective
documentation. If images are not
displayed properly, please upgrade the
video driver of your computer. For Dell
computers, see www.dell.com/support.
•
Ensure that all the cables are securely
connected. See "Adjusting Projector
Image" on page 13.
•
Ensure that the pins of the connectors
are not bent or broken.
•
Use the Test Pattern in the Projector
Settings of the Advanced Settings menu.
Ensure that the colors of the test pattern
are correct.
34Troubleshooting
Problem (continued)Possible Solution (continued)
Partial, scrolling, or
incorrectly displayed image
1
Press the Auto Adjust button on the
remote control.
2
If you are using a Dell laptop computer,
set the resolution of the computer to
1080p (1920 x 1080):
a
Right-click the unused portion of your
Microsoft
Properties
®
Windows® desktop, click
, and then select
tab.
b
Verify that the setting is 1920 x 1080
pixels for the external monitor port.
c
Press (Fn+F8).
If you experience difficulty in changing
resolutions, or if your monitor freezes,
restart all the equipment and the
projector.
If you are not using a Dell laptop
computer, see your documentation. If
images are not displayed properly, please
upgrade the video driver of your
computer. For a Dell computer, see
www.dell.com/support.
The screen does not
display your presentation
Image is unstable or
flickering
If you are using a portable computer,
press (Fn+F8).
Adjust the tracking in the OSD Display Settings of the Advanced Settings menu
(in PC Mode only).
Image has vertical
flickering bar
Adjust the frequency in the OSD Display Settings of the Advanced Settings menu
(in PC Mode only).
Settings
Troubleshooting35
Problem (continued)Possible Solution (continued)
Image color is incorrect
•
If the display receives the wrong signal
output from the graphics card, please set
the signal type to
Settings
•
Use
Settings
of the
Test Pattern
of the
in the OSD
Advanced Settings
in the
Projector
Advanced Settings
Image
tab.
RGB
menu. Ensure that the colors of the test
pattern are correct.
Image is out of focus1
Adjust the focus ring on the projector
lens.
2
Ensure that the projection screen is
within the required distance from the
projector (4.27 ft [1.3 m] ~ 26.25 ft [8 m]).
The image is stretched
when displaying a 16:9
DVD
The projector automatically detects the
input signal format. It will maintain the
aspect ratio of the projected image
according to the input signal format with
an Original setting.
If the image is still stretched, adjust the
aspect ratio in the Display Settings of the
Advanced Settings menu in the OSD.
Image is reversedSelect Projector Settings of the
Advanced Settings from the OSD and
adjust the projector mode.
TEMP light is solid amberThe projector has overheated. The display
automatically shuts down. Turn the
display on again after the projector cools
down. If the problem persists, contact
Dell.
TEMP light is blinking
amber
If the projector fan fails, the projector will
automatically shut down. Try to clear the
projector mode by pressing and holding
the Power button for 10 seconds. Please
wait for about 5 minutes and try to power
up again. If the problem persists, contact
Dell.
36Troubleshooting
Problem (continued)Possible Solution (continued)
The remote control is not
operating smoothly or
works only within a limited
range
LAN control support
The battery may be low. If so, replace with
two new AAA batteries.
•
Web Control functions were verified on
IE9, IE10, and IE11. The other version
may have compatibility problem.
•
The Compatibility View setting should be
disabled. Otherwise the web control
page may have icon or content display
abnormal issue.
Troubleshooting37
Guiding Signals
Projector
Status
Standby
mode
Warming up
mode
LD onProjector in Normal mode, ready to
Cooling
mode
Projector
overheated
Fan
breakdown
LD driver
overheated
Color Wheel
breakdown
LD failureLD is defective.OFFOFFAMBER
Fault - DC
supply (+12V)
Projector in Standby mode. Ready to
power on.
Projector takes some time to warm
up and power on.
display an image.
accessed.
Projector is cooling to shutdown.
Air vents might be blocked or
ambient temperature may be above
40°C. The projector automatically
shuts down. Ensure that the air vents
are not blocked and that the ambient
temperature is within operational
range. If the problem persists,
contact Dell.
One of the fans has failed. The
projector automatically shuts down.
If the problem persists, contact Dell.
Air vents might be blocked or the LD
driver has overheated. The projector
will automatically shut down. Turn
the display on again after the
projector cools down. If the problem
persists, contact Dell.
Color wheel cannot start. The
projector has failed and the projector
automatically shuts down. Unplug
the power cord after three minutes
and then turn on the projector. If this
problem persists, contact Dell.
Power supply has been interrupted.
The projector automatically shuts
down. Unplug the power cord after
three minutes and then turn on the
projector. If this problem persists,
contact Dell.
Description
Note: The OSD menu is not
Control ButtonsIndicator
Power
White FlashingOFFOFF
WhiteOFFOFF
WhiteOFFOFF
WhiteOFFOFF
OFFAMBEROFF
OFF
AMBERAMBEROFF
White
AMBER FlashingAMBERAMBER
TEMP
(Amber)
AMBER
Flashing
AMBER
Flashing
LAMP
(Amber)
OFF
AMBER
Flashing
38Troubleshooting
Maintenance
1
AAA
AAA
2
5
Replacing Remote Control Batteries
NOTE: Remove the batteries from the remote control when not in
use.
1
Press the tab to lift the battery compartment cover.
2
Check the polarity (+/-) marking on the batteries.
3
Insert the batteries and align their polarity correctly
according to the marking in the battery compartment.
100000:1 High Contrast Ratio
Uniformity85% Typical (Japan Standard - JBMA)
Number of Pixels1920 x 1080 (1080p)
Aspect Ratio16:9
Displayable Color1.07 billion colors
Color Wheel Speed2 X for Normal
1 X for 3D Display
Projection LensF-Stop: F/2.5~3.39
Focal length, f=17.63~31.36 mm
1.78X manual Zoom Lens
Throw ratio =1.2~2.13 wide and tele
Offset ratio: 105%~130%
Projection Screen Size27.2 ~ 301.1 inches (diagonal)
Projection Distance4.27 ~ 26.25 ft (1.3 ~ 8 m)
Video CompatibilityComponent Video input via VGA: 1080i (50/60
Hz), 720p (50/60 Hz), 576i/p, 480i/p
HDMI input: 1080p, 720p, 576i/p, 480i/p
Power SupplyUniversal AC 100-240 V 50-60 Hz with PFC
input
Power ConsumptionNormal mode: 455 W ± 15% @ 110 Vac
Eco mode: 280 W ± 15% @ 110 Vac
Standby mode: < 0.5 W
Network standby: < 3 W
NOTE: By default, the projector is set to
enter power saving mode after 20
minutes of no activity.
Specifications41
Audio 2 speakers x 10 watt RMS
5.08"(129 mm)
15.94"(405 mm)
15.24"(387 mm)
Noise LevelNormal mode: 36 dB(A)
Eco mode: 32 dB(A)
Projector Weight< 24.47 lbs (11.1 Kg)
Dimensions (W x D x H)15.94 x 15.24 x 5.08 inches (405 x 387 x 129
mm)
EnvironmentalOperating temperature: 5 °C - 40 °C (41 °F-
104 °F)
Humidity: 80% maximum
St
orage temperature: 0 °C to 60 °C (32 °F to
140 °F)
Humidity: 90% maximum
Shipping temperature: -20 °C to 60 °C
(-4 °F to 140 °F)
Humidity: 90% maximum
I/O ConnectorsPower: One AC power socket (3-pin - C14
inlet)
VGA input: One 15-pin D-sub connector (Blue),
VGA In, for analog RGB/Component input
signals.
VGA output: One 15-pin D-sub connector
(Black) for VGA-A loop through.
HDMI input: Three HDMI connectors (one in
the internal compartment) for supporting HDMI
1.4a. specification HDCP compliant.
Analog Audio input: One 3.5 mm stereo mini
phone jack (Blue).
Variable audio output: One 3.5 mm stereo mini
phone jack (Green).
42Specifications
Microphone input: One 3.5 mm stereo mini
phone jack (Pink).
USB (type B) port: One mini USB slave for
firmware upgrade.
5V/1.8A output: Two USB type A 5V DC / 1.8 A
outputs (one in internal compartment) for
supporting wireless display dongle.
RS232 port: One 9-pin D-sub for RS232
communication.
RJ-45 port: One RJ-45 connector for build-in
for network control and LAN display.
12 V output: One 12V DC / 200 mA max. relay
output for driver automatic screen.
Light SourceUp to 20,000 hours in Normal mode
Specifications43
Additional Information
7
For additional information on how to use your projector, please see the
Dell Projectors User Guide at www.dell.com/support/manuals.
44Additional Information
Contacting Dell
8
For customers in the United States, call 800-WWW-DELL (800-999-3355).
NOTE: If you do not have an active Internet connection, you can find
contact information on your purchase invoice, packing slip, bill, or
Dell product catalog.
Dell provides several online and telephone-based support and service
options. Availability varies by country and product, and some services may
not be available in your area. To contact Dell for sales, technical support, or
customer service issues:
1
Visit go to www.dell.com/contactDell.
2
Select your region on the interactive map.
3
Select a Segment for Contact.
4
Select the appropriate service or support link based on your
need.
Contacting Dell45
Index
A
Adjusting Projector Focus14
Adjusting the Projected Image
Adjusting the Projector
Height
lower the projector
Adjusting the Projector Zoom
and Focus
Focus ring
Front side door
Horizontal lens shift knob
Lens shift lock
Vertical lens shift knob
Zoom ring
20W (2 x 10W) speakers
Focus ring
IR receivers
Lens
Mounting holes for ceiling
mount
Power button
Status indicators
Tilt adjustment wheel
Zoom ring
5
5
5
5
5
5
5
6
6
6
5
5
46Index
P
T
phone numbers45
R
Remote Control9
Replacing
39
S
Specifications
Aspect Ratio
Audio
42
Brightness
Color Wheel Speed
Contrast Ratio
Dimensions
Displayable Color
Environmental
I/O Connectors
Light Valve
Noise Level
Number of Pixels
Power Consumption
Power Supply
Projection Distance
Projection Lens
Projection Screen Size
Projector Weight
Uniformity
Video Compatibility
support
contacting Dell
41
41
41
42
42
42
41
42
41
41
41
44, 45
telephone numbers45
41
41
41
41
41
41
42
41
Index47
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