All Rights Reserved.
Contents of this publication may not be reproduced in any form without permission of Clarity Visual
Systems, Inc.
Trademark Credits
Macintosh is a registered trademark of Apple Computer Corp.
IBM is a registered trademark of International Business Machines, Inc.
BlackScreen™ is a trademark of Jenmar Visual Systems.
Windows is a trademark of Microsoft Corp.
Digital Light Processing
TM
(DLPTM) by Texas Instruments
All other names are trademarks or registered trademarks of their respective companies.
Disclaimer
The information contained in this document is subject to change without notice.
Clarity Visual Systems Company makes no warranty of any kind with regard to this material. While every
precaution has been taken in the preparation of this manual, Clarity Visual Systems shall not be liable for
errors or omissions contained herein or for incidental or consequential damages in connection with the
furnishing, performance, or use of this material.
ii
LIMITED WARRANTY
properly used and serviced, will perform substantially in accordance with the product data sheet
and users manual, and will be free from defects in material and workmanship for 1 year following
date of shipment. This warranty does not apply to lamps (see following section for lamp warranty)
and other consumable parts.
The main illumination lamp is considered a consumable and is warranted against failure for 30
days from the date of installation or first day of rental. The replacement of other consumable parts
are the Buyer's responsibility.
If any Product fails to conform to the written warranty, Clarity's exclusive liability and Buyer's
exclusive remedy will be, at Clarity's option, to repair, replace or credit Buyer's account with an
amount equal to the price paid for any such defective Product returned by Buyer during the
warranty period, provided that: (a) Buyer promptly notifies Clarity in writing that such Product
failed to conform, furnishes an explanation of any alleged deficiency and obtains from Clarity a
return authorization; and (b) Clarity is satisfied that claimed deficiencies actually exist and were
not caused by accident, misuse, neglect, alteration, improper installation, repair or improper
testing. Clarity will have a reasonable time to make repairs, to replace Products or to credit
Buyer's account.
LIMITATIONS.
OTHER WARRANTIES, EXPRESS OR IMPLIED. CLARITY NEITHER ASSUMES NOR
AUTHORIZES ANY OTHER PERSON TO ASSUME ANY OTHER LIABILITIES IN
CONNECTION WITH THE SALES OR USE OF ANY PRODUCT WITHOUT LIMITATION.
CLARITY DISCLAIMS ALL OTHER WARRANTIES, EXPRESS OR IMPLIED, INCLUDING ANY
WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR.
IN NO EVENT WILL CLARITY BE LIABLE TO BUYER OR ANY OTHER PARTY FOR
PROCUREMENT COSTS, LOSS OF PROFITS, LOSS OF USE, OR FOR ANY OTHER
INCIDENTAL, CONSEQUENTIAL, INDIRECT OR SPECIAL DAMAGES OR FOR
CONTRIBUTION OR INDEMNITY CLAIMS, HOWEVER CAUSED. CLARITY'S LIABILITY SHALL
BE LIMITED TO ACTUAL DIRECT DAMAGES NOT IN EXCESS OF THE AMOUNTS PAID TO
CLARITY BY BUYER FOR THE PRODUCT. THESE LIMITATIONS WILL APPLY TO ALL
CLAIMS, INCLUDING, WITHOUT LIMITATION, WARRANTY, CONTRACT, INDEMNITY, TORT
(INCLUDING NEGLIGENCE), STRICT LIABILITY OR OTHERWISE.
ANY WRITTEN WARRANTY OFFERED BY CLARITY IS IN LIEU OF ALL
. Clarity warrants to Buyer that the WN-5230-S (the “Product”), if
The WN- 5230- S is a 52- inch (132 cm) diagonal 800 x 600 (SVGA) resolution
rear-projection display system designed around Texas Inst r um ents’ proprietary
Digital Light Processing™ ( DLP)™ t e chnology. The display features low power
consumption, long lamp life and excellent focus and geometry with a sharp
true-to-life color spect r um.
The display utilizes the same modular form factor as the company's other
award winning, VideoWall display products, while providing t he benefits of DLP
technology. The WN-5230-S offers consist ent color and brightness uniformit y
across the high-contrast screen, and doesn’t have the color dr ift, image
retention, or convergence problems associated with CRT based r ear-projection
systems.
The WN- 5230-S provides the same high image quality, reliability, light weight
and brightness levels typical of Clarity display products.
Features
• optical resolution of 800x600 pixels
• low 160 watt power consumption
• long 8,000 hour average lamp life
• superior image quality (even in high ambient light conditions)
• light weight – 120 pounds (55 kg)
• thin – 30.6 inches (77.7 cm)
• improved brightness uniformity (no “ hot spots”)
• consistent colors displayed on adjacent modules
• no color drifting
• no convergence problems
1
Options and Accessories
Clarity’s display products can be upgraded with several accessories. See your
reseller or visit www.ClarityVisual.c om fo r a current listing of available options.
! Ultra-Thin Mullion Screen – There are three screen
options:
• The standard screen has a mullion 1/8
The mullion is a strip of sheet metal surrounding the
screen which holds it in place.
• The Ultra-Thin Mullion Screen, or mullionless scr een,
does not have the 1/8” (3 mm) strip of sheet metal
around the screen. The edge of t he scr een goes right
to the edge of the display unit, which mak es t he lines
between display units almost invisible in the finished
video wall.
• BlackScreen™, a mullionless screen as above, but
with a higher contrast ratio.
! S/300 - Video Input Module
This adds three new inputs – composite and S-video in
NTSC, PAL, and SECAM – and a 15.75 kHz line-doubling
capability for RGBS.
”
(3 mm) wide.
! Clarity’s Big Picture™
Big Picture spreads a single video source over an entire
video wall, eliminating the need for an external processor.
(All display units in the video wall must have this option.)
The S/300 option, above, is included with Big Picture.
! SRT-100 Screen Removal Tool
This tool makes it easy to rem ove the nor mal mullion
screens when the displays are used in video walls, where
units are placed directly adjacent to each other. The SRT100 minimizes the chance of damaging the screen and the
screen’s latches. (Used with standard mullion screens
only.)
! SAT-500 Screen Alignment Tool
This tool is essential to properly position the display units
with the Ultra-Thin Mullion Screen in a video wall. It
assures the correct spacing between adjacent screens in
the assembled video wall. (Used with Ultra-Thin Mullion
screens only.)
! BAS-520 Base for the WN-5230-S
The BAS-520 provides a permanent attachment to
flooring.
September 1999
2
WN-5230-S VideoWall User’s Guide
Safety
Please read this chapter carefully before attempting to install, use, service, or
repair the WN-5230-S VideoW all.
Hazardous voltage inside. Can shock, burn, or cause
death. No user serviceable parts inside. Refer all
service to qualified serviceman.
WARNUNG
Im Innern des Monitors liegt gefährliche Hochspannung an. Falls Sie
unter Hochspannung stehende Teile berühren, können Sie einen
elektrischen Schlag erhalten bzw. Verbrennungen oder sogar den Tod
erleiden. Im Innern befinden sich keine Teile, die von einem Laien
gewartet oder repariert werden könnten. Überlassen Sie alle
Wartungs- und Reparaturarbeiten einem qualifizierten Techniker.
.
3
Clarity Visual Systems
Hazardous voltage. Can shock, burn or cause death.
Disconnect power cord before servicing this unit . Refer
to service manual for details.
GEFAHR
Im Innern des Monitors liegt gefährliche Hochspannung an. Falls Sie
unter Hochspannung stehende Teile berühren, können Sie einen
elektrischen Schlag erhalten bzw. Verbrennungen oder sogar den Tod
erleiden. Bevor Sie mit der Wartung dieser Einheit anfangen, sollten
Sie den Netzstecker ziehen. Einzelheiten finden Sie im
Wartungshandbuch.
September 1999
4
Explosion hazard. Hot bulb under high pressure. Wait
more than 5 minutes before changing lamp. Handle
lamp assembly carefully; do not touch bulb. See
instructions for changing lamp assembly.
GEFAHR
Explosionsgefahr. Heiße, unter hohem Druck stehende Glühbirne.
Warten Sie mindestens 5 Minuten, bevor Sie die Glühbirne
auswechseln. Die Glühbirne vorsichtig behandeln; nicht mit den
Händen berühren. Lesen Sie die entsprechenden Anweisungen für
das Auswechseln der Glühbirne durch.
WN-5230-S VideoWall User’s Guide
Hot surface near lamp. Skin burn hazard. Wait mor e
than 5 minutes for lamp housing to cool before
replacing lamp assembly. See instruction manual.
WARNUNG
Oberflächen in der Nähe der Lampe sind heiß! Verbrennungsgefahr!
Geben Sie dem Lampengehäuse wenigstens 5 Minuten Zeit zum
Abkühlen, bevor Sie versuchen, die Lampe zu ersetzen. Lesen Sie die
Anweisungen im Benutzerhandbuch durch.
UV radiation from unprotected, operating bulb. Eye
damage injury. Do not disturb light path shielding f rom
the bulb.
WARNUNG
Die nicht abgeschirmte Glühbirne gibt während des Betriebs UVStrahlen ab. Diese ist extrem schädlich für die Augen. Daher sollte die
Abschirmung des von der Glühbirne ausgehenden Strahlengangs in
keiner Weise verändert werden.
WARNINGOnly the WN-5230-S lamp and air filter are user serviceable.
Always turn off and disconnect power before servicing t hese
items. Refer all other ser vice to a qualified service center.
Failure to do so could result in electrical shock, ultraviolet
radiation burns, contact heat burns, ser ious inj ur y, or
irreparable damage to the WN-5230-S and may void your
factory warranty.
5
Clarity Visual Systems
WARNUNG
Nur die WN-5230- S Lam pe, der Luftfilter und die Sicherung
können vom Benutzer selbst ausgetauscht werden. Alle
anderen Wartungs- und Reparaturarbeiten sollten einem
qualifizierten Kundendienst überlassen werden. Nichtbefolgung
kann zu elektrischen Schlägen, Verbr ennungen durch UVStrahlen und direkten Kontakt mit heißen Flächen, schweren
Verletzungen oder nichtreparablen Schäden beim WN-5230-S
führen.
WARNING The area around the projection lamp and the projection lamp
assembly become extremely hot during and after use. Use
extreme caution and let the WN-5230-S’s lamp assembly cool
for 5 minutes before t ouching or replacing the lamp assembly.
WARNUNG W ähr end und nach der Benutzung der Projektorlampe ist die
nähere Umgebung der Projektorlampe extrem heiß. Seien Sie
äußerst vorsichtig und lassen Sie die Lampe des WN-5230-S
für 5 Minuten abkühlen, bevor Sie die Lampe berühren bzw.
ersetzen.
WARNINGThe WN-5230- S cont ains electrical interlocks that prevent
operation of the display when the front screen is r em oved. Do
not bypass these interlocks, except for servicing . Never
operate the WN-5230-S with any access panels or the front
screen removed from the unit, except for servicing. Operating
the WN-5230- S with access panels or the front screen
removed can expose service or operating personnel to
ultraviolet burns and high electrical voltages. Always wear
ultraviolet-blocking eyewear with side guards when servicing
the WN-5230- S.
WARNUNG Der WN-5230-S enthält elektrische Sicher heit ssper ren, die den
Betrieb des WN- 5230- S unmöglich machen, solange die
Frontscheibe abgenommen ist. Außer bei Repar at ur en durch
einen Fachmann sollten diese Sicherheitssperren nicht
überbrückt werden. Außer bei Reparaturen den WN-5230-S
niemals mit abgenommenen Abdeckplatten oder
abgenommener Frontscheibe betreiben. Der Bet rieb des
WN-5230-S m it abgenommener Frontscheibe oder
abgenommenen Abdeckplatten k ann das Repar at ur- bzw.
Betriebspersonal der Verbrennungsgefahr durch UV-Strahlen
sowie elektrischen Hochspannungen aussetzen. Bei der
Wart ung des WN-5230- S sollt en immer UV-Lichtundurchlässige Augengläser mit Seit enschut z g et r agen
werden.
September 1999
6
WN-5230-S VideoWall User’s Guide
WARNINGThe WN-5230- S uses a high-intensity projection-lamp module.
Do not attempt to replace the projection lamp module with any
alternative light source. Doing so can cause overheating or
unacceptable image quality. Replacement lam p m odules m ay
be ordered from Clarity Visual Systems, Inc. Use only the
projection lamp module specified by Clarity Visual Systems,
Inc. or an authorized Clarity Visual Systems, Inc. Service
center. Use of any other lamp voids the warranty.
Der WN-5230- S benutzt ein Projektionslampenmodul von
WARNUNG
hoher Intensität. Versuchen Sie nicht, das
Projektionslampenmodul mit ir gendeiner alternativen
Lichtquelle zu ersetzen. Dies könnte zu Überhitzung oder nicht
akzeptabler Bildqualität f ühr en. Ersatzlampenmodule können
von Clarity Visual Systems, Inc., bestellt werden. Verwenden
Sie nur Projektionslampenmodule, die von Clarit y Visual
Systems, Inc., oder einem von Clarity Visual Systems, Inc.,
autorisierten Kundendienstzentrum speziell für den WN-5230-S
empfohlen werden.
WARNING Do not block the WN-5230-S cooling fan or free air movement
under, over, or around the WN-5230-S. Loose papers or other
objects should not be nearer to the WN-5230-S than 6 inches
on any side.
CAUTIONAir handling ducts can discharge unwanted dust or high-
temperature air directly on the display. Do not oper at e t he WN5230-S in dusty or high-temperature conditions.
CAUTIONWhere several WN-5230-S displays are combined vertically,
installation requires a minimum of 12 inches of clearance
above the top row, if the top units will be installed f r om the
front.
CAUTION Some types of environm ent al lighting, such as incandescent, or
high-intensity discharge lamps such as metal halide or m ercury
vapor lamps create high temperatures. This can cause
excessive heating of the WN-5230-S VideoWall. The WN5230-S VideoWall inst allat ion should be posit ioned away fr om
lighting to prevent heat buildup.
CAUTIONThe front screen of the WN-5230- S VideoWall can be easily
scratched and the optical quality degraded by f ing erprints.
Install the WN-5230-S VideoW all in such a way that it is not
exposed to touching or possible scratching by hard objects.
CAUTIONThe Ultra-Thin Mullion screen units are not ser viceable from
the front.
7
Clarity Visual Systems
This is a brief sequence of act ions t hat must be followed to properly setup the
WN-5230-S. Com plete instructions and explanations of the steps are
contained in the following chapters.
1
2
Quick Start
Remove the screens and build the wall starting with the lower row. Bolt the
displays together side-to-side. If you have Ultra-Thin Mullion screens, align the
displays and their adapter plates. Replace the screens.
Attach the power cable and video/data cables to the rear connector panel.
Connect the video/data cables to the source.
3
4
5
6
7
8
Plug the power cable into the wall outlet or other suitable power source.
Remember that each display can draw as much as 1.7 amps at 115 volts (0.9
amps at 230V).
Turn on the display’s main AC power switch and wait for the 30 second
standby-delay to elapse. The lighted power switch indicates when AC power is
applied and the switch is on.
After the 30 second standby-delay has elapsed, press the remote control’s ON
button to turn-on the display.
Select the SOURCE in the menu.
Use LEVEL ADJUST to calibrate the display to the source. Always adjust black
before white!
Display a black image from the source and auto-adjust the BLACK LEVEL.
Display a white image from the source and auto-adjust the WHITE LEVEL.
September 1999
8
WN-5230-S VideoWall User’s Guide
Select (or deselect) SHARPNESS in the Misc Control menu.
9
10
11
12
13
14
Display a checkerboard pattern (alternating black and white pixels) from the
data/video source and adjust the FREQUENCY. This step is most applicable to
computer sources.
Adjust the PHASE using the checkerboard pattern from the source. This step is
most applicable to computer sources.
POSITION the image.
COLOR BALANCE the displays to each other, if necessary.
Save the settings in the SAVE CONFIG menu.
9
Clarity Visual Systems
Read the chapter on safety precautions before installing and operating the
WN-5230-S VideoWall.
The following table shows the installation specifications for a variety of
common video wall configurations.
Make sure that any power cord substituted for the power cord originally
supplied with the display is compatible with the nominal power source used
with the WN-5230-S.
WN-5230-S VideoWall User’s Guide
Power Consumption
Typical power consumption of the WN-5230-S is 160 Watts, but the
maximum potential of 200 Watts should be used for calculat ing the load on
the power source. At 200 Watts the current draw is approximately 1.7 Amps
at 115 VAC (0.9 Amps at 230 VAC).
Voltage Range
The WN- 5230- S will operate between 100 and 240 volts AC at 50/60Hz.
Since the power module is auto ranging, there is no manual selector switch.
The main power switch on the power module also acts a circuit
breaker. If power to t he display is lost, check the power/breaker
switch by turning it off and then back on.
The power switch is a lighted switch. W hen it is lit, it indicates that the
AC power is applied and the power switch is on.
WARNINGDisplays that are intended for 240V configuration must have a
properly rated power supply cord and attachment plug supplied
by the installer.
WARNING
If extension cords are used f or power, ensure that only 3-prong
grounded cords sized to handle system power requirements are
used. Using the wrong-size extension cord can cause a firesafety hazard and can reduce the voltage available to the
WN-5230-S. If the extension cord is warm to the touch it is t oo
small and should be immediately removed from operation.
WARNUNG
Falls für die Stromversorgung Verlängerungskabel benutzt
werden, achten Sie bitte darauf, daß nur geerdete, dreipolige und
für die vorgesehene Leistungsaufnahme ausgelegte Netzkabel
benutzt werden. Die Verwendung eines unterdimensionierten
Verlängerungskabels stellt eine pot entielle Feuersgefahr dar und
kann dazu führen, daß die für den WN-5230-S Video-Monitor
verfügbare Spannung zu gering ist. Falls das
Verlängerungskabel sich f ühlbar er wärmt , heißt das, daß das
Verlängerungskabel unterdim ensionier t ist. Es muß dann sofort
aus dem Verkehr gezogen werden.
WARNING Hazardous voltages inside the display and power module can
shock, burn and cause death. Only the WN-5230-S lamp and air
filter are user serviceable. Always turn off and disconnect power
before servicing these items. Refer all other service to a qualif ied
service center. Failure to do so could result in electrical shock,
ultraviolet radiation burns, contact heat bur ns, serious injury, or
irreparable damage to the WN-5230-S and may void your factory
warranty.
11
Clarity Visual Systems
WARNUNG Im Innern des Monitors liegt gefähr liche Hochspannung an. Falls
Sie unter Hochspannung stehende Teile berühren, können Sie
einen elektrischen Schlag erhalten bzw. Verbrennungen oder
sogar den Tod erleiden. Im I nner n befinden sich keine Teile, die
von einem Laien gewartet oder repariert werden könnten.
Überlassen Sie alle Wartungs- und Reparaturarbeiten einem
qualifizierten Technik e r .
Temperature and Humidity
The WN- 5230- S is designed to operate over an ambient temperatur e range
of 0° to 35° C (32° to 95° F) and between humidity of 20 to 80 % R.H. noncondensing.
The air that cools the display and the warm exhaust air is passed through the
back of the WN-5230-S. This area should not be blocked. If the display
becomes overheated, permanent damage to t he pr oduct may result.
Some types of environmental lighting , such as incandescent, or high intensity
discharge lamps such as metal halide or mercur y vapor lamps, cr eat e high
temperatures and this can cause excessive heating of the WN-5230-S. The
displays should be positioned far enough away from high- t emperature lights
to prevent heat buildup.
Nearby heat sources can cause high operating temper at ur es in the WN5230-S. Minimize the display’s exposure to heating ducts, radiators, or other
external heat sources.
Flooring
A typical WN-5230-S weight s appr oximat ely 120 lbs. ( 55 kg). Before
installing the WN-5230-S, determine the str uct ural integrity of the flooring
where it will be used. The floor should be level and strong enough to suppor t
the combined weight of the number of displays and other equipment used in
the installation. Take special care when installing a WN-5230-S in a wall
configuration on a temporar y str uct ur e such as a st age floor, where the
flooring could bend or collapse under the weight of the installation. The
maximum number of WN-5230-S’s stacked vertically in a wall configuration
resting on a temporary floor should be no m or e than 4.
Clearance
September 1999
12
Normal maintenance, such as lamp and air f ilter replacement, can be
performed from either the front or r ear of the WN-5230-S. However, the units
with Ultra-Thin Mullion screens are serviceable only from the rear. A
minimum of 4 feet of clearance is recommended for easy fr ont access and
for easy rear access a minimum of 3 feet is recommended.
WN-5230-S VideoWall User’s Guide
To allow proper cooling, the minimum required clearance to the rear of t he
Unit is 4 inches.
If installed in a video wall configuration, a minimum of 12 inches to the ceiling
from the top of t he highest display is needed if the units are installed from the
front.
Cables and Signals
Video connections from the signal source t o t he display depend on the t ype
of signal supplied by the source. The compat ible dat a inputs are: PC
800x600 (SVGA), PC 640x480 (VGA), MAC 800X600 or 640X480, 31.5 kHz
and 15.75 kHz (progressive scan) RGBS video, composite video, and
S-video.
The Loop-Thru video output uses a standard 15 pin VGA type connector for
output to an external computer monitor or t o anot her WN-5230-S. The format
of the Loop-Thru video is same as the source video.
The video cables used should be high quality and shielded to insure the best
image quality when displayed. VGA and MAC will have RGB with separate HSync and V-Sync. RGBS video will come out RGBS with the composite sync
on the connector’s H-Sync pin. RGB Sync on Green sources will loop-thru
RGBS-Sync on Green. Displays with the VIM-300 option also have
Composite Video and S-Video loop-thru connectors.
Using poor quality cables can lead to picture noi se, j itter and crosstalk.
Even good quality cables that are longer than 10 feet may produce
noise and jitter in the image if t he source si gnal s are not amplified.
Control data enters the display via the RS-232 In connection, and is supplied
to an adjacent display (if used) via the RS-232 Out connect or. High quality
shielded cables designed for RS-232 communication should be used t o
ensure proper data transmission and control. The wiring of the RS-232
cables must be straight through (pin 1 to pin 1, pin 2 to pin 2, etc…) and not
wired for “null modem”.
13
Clarity Visual Systems
Optical Alignment
Tools
3/8 inch socket driver
Optical Alignment means to the adjust the size and position of the image and
to correct for k eyst oning and rotation. Before installing a display, check it to
verify that the image is optically aligned.
When thinking about the optical calibration process, here ar e some things to
remember:
• The critical dimension during calibration is the distance from the
• The light path from lens to screen is expanding. If the path of one
• Work on one thing at a time and in t his or der:
Required
projection lens to each corner of the scr een. I f these distances are
equal, from lens to m ir r or to screen, the image will be a rectangle.
corner is a little longer, that part of the image will expand more; if
shorter, that part will be smaller.
1. Make the image rectangular. Don’t worry at first about size or
placement. Just make it have four square corners.
2. Adjust rotation, so that t he edges of the image are parallel with the
edges of the screen.
: 3/32 inch Allen-hex driver
September 1999
14
3. Adjust size, making the image fill the screen. In standar d m ullion
screens, this means hiding three pixels behind each mullion. With
Ultra-Thin Mullion screens, hide one pixel at each edge.
4. Adjust position, left and right, up and down.
• In most cases, only slight adj ust m ents are required, usually just
position. Don’t try to adjust anything that doesn’t need it.
WN-5230-S VideoWall User’s Guide
N1
N2
S1
LS1
LD1
View
LS2
Hole
S2
Figure 1. Optical Engine, left side. The addition hole between LS1
and LS2 which lets you see the LS screws more easily.
15
Clarity Visual Systems
N2
S3
LS2
LD2
S4
Figure 2. Optical Engine, right side.
September 1999
16
WN-5230-S VideoWall User’s Guide
For an image that is way out of alignment and that needs major adjustment, start with
everything in a “normal” position:
• If the screen is Ult r a- Thin Mullion, remove the screen and check that
all the pointed alignment bolts are at t he sam e distance. Put the
shipping shim behind each bolt and tighten the bolt t o it. (Later, when
building a wall, make sure that the main chassis of the cubes are
aligned. It is a mistake to m ove the screens in and out a great
distance with the pointed alignment bolts to compensat e for main
chassis that are not even with each other. Moving these bolts a lot will
change the image size, because the lens-to-scr een dist ance
changes.)
• Each corner of the optical engine mount should start at the same
distance out. Factory default is 3 cm, but any distance near t his
amount will do a good job. Make a block of wood that is 3 cm t hick
and use it as a gauge at the four corners of the metal engine mount.
Then adjust S1, 2, 3, and 4 to make the engine mount just touch t he
block.
• Adjust the lens screws, LS1 and LS2, so they are part way in. As
these screws turn out, eventually they reach a point where the spring
no longer pushes the lens toward the screw. Have the lens in a
middle position, so that the spring is pressed som e, but not as much
as half way.
Adjusting the Image
There are four nuts on the engine mounting plate,
S1, S2, S3, and S4. Adjust these in pairs and turn
them equal amounts.
Figure 2. Diagram of optical engine,
mirror and screen as seen from the side.
Figure 1. Optical engine, seen
from rear, showing location of
four “S” adjustment screws.
17
Clarity Visual Systems
Keystone, top wider
To fix this, loosen nuts S1 and S3 in equal
amounts to make the top sm aller . This will lower
the image on the mirror, shor t ening the distance
to the screen for the top, t hus m aking it smaller.
The whole image will be lowered, but you can fix
this later with the lens adjustment.
Keystone, bottom wider
To fix this, tighten nuts S1 and S3 equal amounts to
make the top larger. This will also raise the image, so
you will have to use the lens adjustment later to
lower it.
Keystone, left side wider
To fix this, loosen the lock down nuts, LD1 and LD2.
Then loosen N1 or tighten N2. Retig hten LD1 and
LD2.
Screen fram e
Image
Keystone, right side wider
Loosen the lock down nuts, LD1 and LD2. Then
tighten N1 or loosen N2. Retight en LD1 and LD2.
Rotation, clockwise
Loosen S3 and S4, or tighten S1 and S2, equal
amounts to rotate the lef t side of the image down.
Rotation, counterclockwise
Tighten S3 and S4, or loosen S1 and S2, equal
amounts to rotate the lef t side up.
September 1999
18
WN-5230-S VideoWall User’s Guide
Size
To increase image size, loosen N1 and N2 together .
To make the image sm aller , tighten them both.
Before adjusting N1 and N2, loosen t he locking nuts
LD1 and LD2 (lock down nuts).
Up, down, right, left
Use LS1 and LS2 to move the image vertically or
horizontally.
When you think you are finished, check again the size and overall geometr y to
make sure the picture is still within specif icat ions: ±1 pixel. Then make sure you
lock the engine in place by tightening LD1 and LD2.
19
Clarity Visual Systems
Adjustment Summary
(Viewed from the front)
Rotation
Adjustment Hardware Direction Effect On Image
S1 and S2 together Tighten Right side up
S1 and S2 together Loosen Right side down
S3 and S4 together Tighten Left side up
S3 and S4 together Loosen Left side down
Keystone
Adjustment Hardware Direction Effect On Image
S1 and S3 together Tighten Top wider, Image up
S1 and S3 together Loosen Top narrower, Image down
S2 and S4 together Tighten Bottom wider, Image down
S2 and S4 together Loosen Bottom narrower, Image up
Size
Adjustment Hardware Direction Effect On Image
N1 and N2 together Tighten Smaller
N1 and N2 together Loosen Bigger
Final Position
Up/Down/Left/Right
Adjustment Hardware Direction Effect On Image
LS1 Tighten Moves left
LS1 Loosen Moves right
LS2 Tighten Moves up
LS2 Loosen Moves down
–
(LD1 and LD2 must be loosened before adjusting N1 and N2.)
(Retighten LD1 and LD2.)
–
September 1999
20
WN-5230-S VideoWall User’s Guide
21
Clarity Visual Systems
Mechanical Setup
The mechanical setup is broken down into three processes - the physical
assembly of the wall, the attachment of cables to each display and the
setting of each display’s number, or address, in the wall. The WN-5230- S
comes with either a standard screen, an Ultra-T hin Mullion Screen, or a
Blackscreen™. (Blackscreen has the same dimensions as the Ultra-Thin
Mullion.)
th
• The standard screen has a mullion about 1/8
The mullion is a strip of sheet met al sur rounding the screen and
holds it in place.
• The Ultra-Thin Mullion Screen, or mullionless screen, does not
have the 1/8
the screen goes right to the edge of the display unit. This makes
the lines between display units much less apparent in the finished
video wall.
• BlackScreen™, a mullionless screen as above, but with a higher
contrast ratio.
th
inch strip of metal around the screen. The edge of
Mechanical Setup, Standard Screen
Install the WN-5230-S in the desired position and connect the power and
signal cables. See the following section for an explanation of the cabling
configuration.
inch (3 mm) wide.
September 1999
22
Figure 3 Connecting display units
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