Three Input Switcher with Integrated DTP Transmitter
DTP Systems
68-2490-01 Rev. E
02 18
Page 2
Safety Instructions
Safety Instructions • English
WARNING:This symbol, ,when used on the product, is
intended to alert the user of the presence of uninsulated dangerous
voltage within the product’s enclosure that may present a risk of electric
shock.
Istruzioni di sicurezza • Italiano
AVVERTENZA:Il simbolo, , se usato sul prodotto, serve ad
avvertire l’utente della presenza di tensione non isolata pericolosa
all’interno del contenitore del prodotto che può costituire un rischio di
scosse elettriche.
ATTENTION: This symbol, , when used on the product, is intended
to alert the user of important operating and maintenance (servicing)
instructions in the literature provided with the equipment.
For information on safety guidelines, regulatory compliances, EMI/EMF
compatibility, accessibility, and related topics, see the Extron Safety and
Regulatory Compliance Guide, part number 68-290-01, on the Extron
website, www.extron.com.
Sicherheitsanweisungen • Deutsch
WARNUNG: Dieses Symbol auf dem Produkt soll den Benutzer
darauf aufmerksam machen, dass im Inneren des Gehäuses dieses
Produktes gefährliche Spannungen herrschen, die nicht isoliert sind und
die einen elektrischen Schlag verursachen können.
VORSICHT: Dieses Symbol auf dem Produkt soll dem Benutzer in
der im Lieferumfang enthaltenen Dokumentation besonders wichtige
Hinweise zur Bedienung und Wartung (Instandhaltung) geben.
Weitere Informationen über die Sicherheitsrichtlinien, Produkthandhabung,
EMI/EMF-Kompatibilität, Zugänglichkeit und verwandte Themen finden Sie in
den Extron-Richtlinien für Sicherheit und Handhabung (Artikelnummer
68-290-01) auf der Extron-Website, www.extron.com.
Instrucciones de seguridad • Español
ADVERTENCIA: Este símbolo, , cuando se utiliza en el producto,
avisa al usuario de la presencia de voltaje peligroso sin aislar dentro del
producto, lo que puede representar un riesgo de descarga eléctrica.
ATENCIÓN: Este símbolo, , cuando se utiliza en el producto, avisa
al usuario de la presencia de importantes instrucciones de uso y
mantenimiento recogidas en la documentación proporcionada con el
equipo.
Para obtener información sobre directrices de seguridad, cumplimiento
de normativas, compatibilidad electromagnética, accesibilidad y temas
relacionados, consulte la Guía de cumplimiento de normativas y seguridad
de Extron, referencia 68-290-01, en el sitio Web de Extron, www.extron.com.
Instructions de sécurité • Français
AVERTISSEMENT : Ce pictogramme, , lorsqu’il est utilisé sur le
produit, signale à l’utilisateur la présence à l’intérieur du boîtier du
produit d’une tension électrique dangereuse susceptible de provoquer
un choc électrique.
ATTENTZIONE: Il simbolo, , se usato sul prodotto, serve ad
avvertire l’utente della presenza di importanti istruzioni di funzionamento
e manutenzione nella documentazione fornita con l’apparecchio.
Per informazioni su parametri di sicurezza, conformità alle normative,
compatibilità EMI/EMF, accessibilità e argomenti simili, fare riferimento
alla Guida alla conformità normativa e di sicurezza di Extron, cod. articolo
68-290-01, sul sito web di Extron, www.extron.com.
Instrukcje bezpieczeństwa • Polska
OSTRZEŻENIE: Ten symbol, , gdy używany na produkt, ma na celu
poinformować użytkownika o obecności izolowanego i niebezpiecznego
napięcia wewnątrz obudowy produktu, który może stanowić zagrożenie
porażenia prądem elektrycznym.
UWAGI: Ten symbol, , gdy używany na produkt, jest przeznaczony do
ostrzegania użytkownika ważne operacyjne oraz instrukcje konserwacji
(obsługi) w literaturze, wyposażone w sprzęt.
Informacji na temat wytycznych w sprawie bezpieczeństwa, regulacji
wzajemnej zgodności, zgodność EMI/EMF, dostępności i Tematy pokrewne,
zobacz Extron bezpieczeństwa i regulacyjnego zgodności przewodnik, część
numer 68-290-01, na stronie internetowej Extron, www.extron.com.
Инструкция по технике безопасности • Русский
ПРЕДУПРЕЖДЕНИЕ: Данный символ, , если указан на продукте,
предупреждает пользователя о наличии неизолированного опасного напряжения
внутри корпуса продукта, которое может привести к поражению электрическим
током.
ВНИМАНИЕ: Данный символ, , если указан на продукте,
предупреждает пользователя о наличии важных инструкций
по эксплуатации и обслуживанию в руководстве,
прилагаемом к данному оборудованию.
Для получения информации о правилах техники безопасности,
соблюдении нормативных требований, электромагнитной
совместимости (ЭМП/ЭДС), возможности доступа и других
вопросах см. руководство по безопасности и соблюдению
нормативных требований Extron на сайте Extron: ,
www.extron.com, номер по каталогу - 68-290-01.
安全说明 • 简体中文
警告: 产品上的这个标志意在警告用户该产品机壳内有暴露的危险 电压,
有触电危险。
ATTENTION : Ce pictogramme, , lorsqu’il est utilisé sur le produit,
signale à l’utilisateur des instructions d’utilisation ou de maintenance
importantes qui se trouvent dans la documentation fournie avec le
matériel.
Pour en savoir plus sur les règles de sécurité, la conformité à la
réglementation, la compatibilité EMI/EMF, l’accessibilité, et autres sujets
connexes, lisez les informations de sécurité et de conformité Extron, réf.
68-290-01, sur le site Extron, www.extron.com.
This equipment has been tested and found to comply with the limits for a Class A digital
device, pursuant to part15 of the FCC rules. The ClassA limits provide reasonable
protection against harmful interference when the equipment is operated in a commercial
environment. This equipment generates, uses, and can radiate radio frequency energy
and, if not installed and used in accordance with the instruction manual, may cause
harmful interference to radio communications. Operation of this equipment in a
residential area is likely to cause interference. This interference must be corrected at the
expense of the user.
ATTENTION: The Twisted Pair Extension technology works with shielded twisted
pair (STP) cables only. To ensure FCC Class A and CE compliance, STP cables
and STP Connectors are also required.
For more information on safety guidelines, regulatory compliances, EMI/EMF
compatibility, accessibility, and related topics, see the “Extron Safety and
Regulatory Compliance Guide” on the Extron website.
Conventions Used in this Guide
Notifications
The following notifications are used in this guide:
CAUTION: Risk of minor personal injury.
ATTENTION : Risque de blessuremineure.
ATTENTION:
• Risk of property damage.
• Risque de dommages matériels.
NOTE: A note draws attention to important information.
TIP: A tip provides a suggestion to make working with the application easier.
UL Rack-Mounting Guidelines ...................... 32
Disconnecting the Ground ................................ 32
viiDTP T USW 233 • Contents
Page 8
DTP T USW 233 • Contentsviii
Page 9
Introduction
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• About this Guide
• About the DTP T USW 233 Switcher
• Features
About this Guide
This guide describes the Extron DTP T USW 233 switcher with an integrated DTP
transmitter. The switcher outputs a signal to a compatible DTP receiver. This guide
describes how to install, operate, and configure the switcher.
NOTE: In this guide, the DTP T USW 233 is commonly referred to as a “switcher” or a
“switching transmitter.”
About the DTP T USW 233 Switcher
The DTP T USW 233 is a 3 input VGA and HDMI switcher with a DTP transmitter output
(see figure 1). It switches among one analog VGA and two HDMI inputs, including embedded
audio (or DVI video with the appropriate adapters). The switcher converts the selected input,
an optional analog audio input, and bidirectional RS-232 and infrared (IR) control signals to
a proprietary digital signal. It outputs the signal to a compatible DTP receiver. The switcher
and receiver extend the usable distance of video, audio, and control signals up to 230 feet
(70 meters) over a single shielded twisted pair cable (STP).
The DTP T USW 233 is housed in a half rack width metal enclosure. It can be set on a
tabletop, mounted in a rack, or mounted under or through furniture.
The included external desktop 12 VDC power supply accepts 100 to 240 VAC, 50-60 Hz. A
single power supply connected to either unit can power both units through the STP cable.
DTP T USW 233 • Introduction1
Page 10
STP Cable
Extron recommends XTP DTP 24 shielded twisted pair (STP) cable for best performance.
Extron recommends at least 24 AWG, solid conductor, STP cable with a minimum
bandwidth of 400 MHz.
ATTENTION:
• Do not use Extron UTP23SF-4 Enhanced Skew-Free AV UTP cable or
STP201 cable to link the switching transmitter and receiver. The DTP T USW 233
does not work properly with these cables.
• N’utilisez pas le câble AV Skew-FreeUTP version améliorée UTP23SF d’Extron ou
le câble STP201 pour relier les produits XTP avec les émetteurs ou les récepteurs
DTP.
Twisted pair cable is smaller, lighter, more flexible, and less expensive than coaxial
cable. The DTP 230-enabled products make cable runs simpler and less cumbersome.
Termination of the cable with RJ-45 connectors is simple, quick, and economical.
Control Communications
You can control this device through the front panel USB connector, the rear panel RS-232
connector, or through a DTP matrix. The RS-232 and IR communications are pass-through
only. The switching transmitter and receiver do not generate or respond to the RS-232 and
IR communication signals.
Features
Transmits HDMI or analog video, control, and analog audio up to 230 feet
(70 meters) over a single STP cable — The DTP T USW 233 provides high reliability and
maximum performance on an economical and easily installed cable infrastructure.
HDBaseT compatible — The DTP output can be configured to send video and embedded
audio, plus bidirectional RS-232 and IR signals to an HDBaseT-enabled display.
Inputs — Two HDMI and one RGBHV on 15-pin HD, one 3.5 mm stereo mini jack for audio.
Supports computer video to 1920x1200, including HDTV 1080p/60 Deep Color and 2K —
The DTP T USW 233 supports digital signal transmission up to 230 feet over a single
twisted pair cable and maintains superior image quality at the highest resolutions.
Analog stereo audio embedding — Analog stereo audio signals can be selectively
embedded onto the digital video output signal and transported over DTP. The HDMI inputs
can be set to pass the embedded digital audio, embed the analog audio, or to automatically
embed the analog audio when no digital audio is detected.
Accepts additional analog stereo audio signals — The DTP T USW 233 supports
a direct pass-through connection for stereo analog audio signals for simultaneous
transmission over the same single twisted pair cable. Analog audio is not embedded onto
the digital video signal. A DTP 230 receiver can output balanced and unbalanced audio,
allowing streamlined integration within an AV system.
Bidirectional RS-232 and IR insertion for AV device control — Control and IR signals
can be transmitted alongside the video signal over DTP connections, allowing the remote
device to be controlled without the need for additional cabling. Bidirectional control insertion
eliminates the need for control system wiring to remote devices.
Remote power — For simplified installation, only one power supply is necessary to power
both devices. The switcher can remotely power another connected extender or can be
powered by a connected extender or matrix switcher.
DTP T USW 233 • Introduction2
Page 11
Digital conversion of analog input signals — Analog signals are digitized, ensuring that
a reliable, high quality digital video signal is sent to the output destination.
EDID Minder — Automatically manages EDID communication between connected devices,
ensuring that all sources power up properly and reliably output content for display.
Key Minder — Authenticates and maintains continuous HDCP encryption between input
and output devices, verifying HDCP compliance for quick, reliable switching in professional
AV environments.
Compatible with all DTP 230 receivers, and DTP 230-enabled products —
Enables mixing and matching with desktop and wallplate receivers, as well as other DTP
230-enabled products to meet application requirements.
DTP T USW 233 • Introduction3
Page 12
Installation and
Operation
This section describes the installation and the operation of the DTP T USW 233, including:
• Mounting the Unit
• Connections and Reset Button
• Operation
• Troubleshooting — If No Image Appears
Mounting the Unit
Mounting instructions can be found in Mounting the Switcher on page 31. Compatible
optional hardware is listed on the Extron website (www.extron.com).
ATTENTION:
• Installation and service must be performed by authorized personnel only.
• L’installation et l’entretien doivent être effectués par le personnel autorisé
uniquement.
• Avoid ground potential differences between the switching transmitter and receiver
installation sites, which can lead to equipment damage or a missing or unstable
picture. If a potential difference cannot be avoided, remove the ground connection
between the units and locally power both units (see Disconnecting the Ground
on page 32). In this configuration, the DTP T USW 233 cannot extend analog audio
and the paired receiver requires its own dedicated power supply.
• Évitez les différences de potentiel de mise à la terre entre les sites d’installation
de commutation émetteur récepteur, qui pourraient endommager l’équipement
ou rendre l’image invisible ou instable. Si une différence de potentiel ne peut être
évitée, enlevez la connexion de mise à la terre entre les unités et alimentez les deux
unités localement (voir Disconnecting the Ground à la terre page32). Dans cette
configuration, le DTPTUSW233 ne peut transmettre l’audio analogique et le
récepteur associé nécessite sa propre source d’alimentation dédiée.
DTP T USW 233 • Installation and Operation4
Page 13
Connections and Reset Button
POWER
12V
2
--A MAX
RxGTxRxTxG
RS-232 IR
RxTx
1
RGBHDMIHDMI
HDBT
DTP
SIG LINK
DTP OUT
AUDIO
CONTACTRS-232TALLY
3
123G 123+V
RESET
INPUTS
OVER DTPREMOTE
AAKKDDCC
BBBBFFEEGGHHJJII
.09
RGB
HDMI
Rear Panel Features
Figure 2. DTP T USW 233 Rear Panel Features
RGB input port (input 1)
A
TP function switch
C
Over DTP RS-232 and IR port
E
Remote Contact port
G
Remote RS-232 port
I
Power connector
K
RGB input port (input 1) — Plug an analog (RGB) video source into
A
the switching transmitter via this 15-pin HD connector. See VGA
connector wiringon page 7 for connector pinout.
HDMI input port (inputs 2 and 3) — Plug HDMI digital video sources into
B
the switching transmitter via these HDMI connectors (see HDMI connector
on page 8).
These connectors can also accept DVI video with appropriate adapters.
TP function switch — Set this switch as follows, based on the receiver:
C
HDMI input ports
B
Audio input port(see the next page)
D
DTP Output RJ-45 port
F
Remote Tally port (see page 7)
H
Reset button
J
ATTENTION:
• Position this switch BEFORE connecting the appropriate device to the
TP connector. Failure to comply can damage the endpoint.
• Positionnez le sélecteur AVANT de connecter l’appareil approprié au
connecteur TP. Ne pas respecter cette procédure pourrait endommager
le point de connexion.
Receiving device is in the Extron DTP series —Set this switch to the DTP position.
The TP output consists of HDMI with embedded audio, analog audio, RS-232 and IR,
and remote power. The switcher and receiver can be powered by one 12 VDC power
supply connected to either unit.
HDBaseT-enabled receiver type —Set this switch to HDBT position. The TP output
consists of HDMI with embedded audio plus RS-232 and IR. The switcher and receiver
each requires its own 12 VDC power supply.
DTP T USW 233 • Installation and Operation5
Page 14
Audio input port (see figure 2 on the previous page) — If desired, plug an
AUDIO
Sleeve ( )
Ring (-)
Tip (+)
3.5 mm Stereo Plug Connector
(balanced)
RxTxRxTxG
RS-232 IR
SIG LINK
CONTACT
123G
D
analog audio input into the switching transmitter via this stereo mini jack
connector.
NOTES:
• The analog audio input on this connector is
in addition to the digital audio that may be
embedded in the HDMI inputs. See the figure
at right to identify the connector tip, ring, and
sleeve when you are making connections for the
switching transmitter from existing audio cables.
A mono audio connector consists of the tip and
sleeve. A stereo audio connector consists of the
tip, ring, and sleeve.
• If you have removed the ground jumpers (see Disconnecting the Ground on
page 32) because of ground potential differences, the DTP T USW 233 cannot
extend analog audio. The connected receiver outputs no analog audio.
• The analog audio can be assigned to a specific input or set to be always
output (see Assign analog audio SIS commands on page 19).
Over DTP RS-232 and IR port — Plug a serial RS-232 signal, a
E
modulated IR signal, or both into this 3.5 mm, 5-pole captive screw
connector for bidirectional RS-232 and IR communication (see IR and
RS-232 connector wiring on page 12to wire the connector).
DTP Output RJ-45 port — Plug one end of a STP cable to this
F
RJ-45 female connector on the switching transmitter. Plug the opposite end
of this cable into the DTP Input RJ-45 connector on a compatible receiver
(see STP cable termination and recommendations on page 9 to
DTP OUT
properly wire the RJ-45 connector and for detailed NOTES).
ATTENTION:
• Do not connect this device to a telecommunications or computer data network.
• Ne connectez pas ces appareils à des données informatiques ou à un réseau
de télécommunications.
Signal LED — Lights when the unit is outputting a TMDS clock signal on the DTP
output.
Link LED — Indicates a valid link is established between the units.
Remote Contact port — If desired, for contact closure control, plug a
G
locally-contructed contact closure device into this 3.5 mm, 4-pole captive
screw port. Momentarily short the pin for the desired input (1, 2, or 3) to G to
select that input. To force an input to be always selected, leave the short in
place (see Contact Closure Control on page 16).
NOTES:
• Contact closure control overrides front panel input selections.
• For contact closure control, auto switch mode must be off (see Selecting the
switch mode on page 15).
DTP T USW 233 • Installation and Operation6
Page 15
Remote Tally port (see figure 2 on page 5) — If desired, to remotely identify
123
TALLY
+V
GRxTx
RS-232
RESET
PinRGBHV
1
Red
Green
Red return
Green return
Blue return
NC
Blue
RGBS/RGsB
2
Red
Green
NC
6Red return
7Green return
8Blue return
3Blue
15
11
15
4, 5
PinRGBHVRGBS/RGsB
9
10
14
15
11
12
13
NC
Ground
V sync
NC
H sync
NC
Ground
NC
NC
NCNC
C sync
NCNC
H
the currently selected input, plug a locally-constructed device into this 3.5
mm, 4-pole captive screw connector. Connect the power wire for the device
into the +V pin and connect the ground wire for each indicator into the
corresponding tally out pin, 1, 2, or 3.
When an input is selected, by either contact closure or front panel selection or SIS,
the corresponding tally out pin shorts to ground, closing the circuit and lighting the
connected indicator (LED).
Remote RS-232 port — Plug a serial RS-232 device into the switching
I
transmitter via this 3.5 mm, 3-pole captive screw connector for remote control
of the switching transmitter (see IR and RS-232 connector wiring on
page 12 to wire the connector).
Reset button — The Reset button initiates two levels of reset of the switcher.
J
For the different reset levels, press and hold the button while the switcher is
running or while you power up the switcher (see Reset on page 15 for details).
Power connector — Plug the included external 12 VDC power supply into either this
K
2-pole connector (see Power supply wiring on page 10 to wire the connector) or
the power input connector on the receiver (see the receiver user guide on the Extron
website).
NOTES:
• The power supply included with the switching transmitter can normally power
both units.
• If you have removed the ground jumpers (see Disconnecting the Ground on
page 32) because of ground potential differences, one unit of the pair cannot
remotely power the other unit. Each unit requires a local power supply.
Connector and Cable Details
VGA connector wiring
The 15-pin HD (VGA) universal analog input ports accept RGB video (RGBHV, RGBS,
RGsB). Figure 3 shows the pinouts for each format type on the connector.
Figure 3. VGA Connector
DTP T USW 233 • Installation and Operation7
Page 16
HDMI connector
11
33
HDMI signals run at a very high frequency and are especially prone to errors caused by bad
video connections, too many adapters, or excessive cable length. To avoid the loss of an
image or jitter, follow these guidelines:
• Do not exceed 16.4 feet (5 meters) on the input of the transmitter or the output of the
connected receiver.
• Use only the cable designed for HDMI signals that is supplied by Extron.
• Limit or avoid the use of adapters.
• Use only cables specifically intended for HDMI or DVI signals. Use of non-HDMI or
non-DVI cables or modified cables can result in a missing video output.
To securely fasten an HDMI cable to a device:
1. Plug the HDMI cable into the panel connection (see figure 4, 1).
44
3
22
55
Figure 4. Installing the LockIt Lacing Bracket
2. Loosen the HDMI connection mounting screw from the panel enough to allow the
LockIt lacing bracket to be placed over it (2). The screw does not have to be removed.
3. Place the LockIt lacing bracket on the screw and against the HDMI connector, then
tighten the screw to secure the bracket (3).
ATTENTION:
• Do not overtighten the HDMI connector mounting screw. The shield to which it
4. Loosely place the included tie wrap around the HDMI connector and the LockIt lacing
bracket as shown (4).
5. While holding the connector securely against the lacing bracket, use pliers or similar
tools to tighten the tie wrap, then remove any excess length (5).
fastens is very thin and can easily be stripped.
• Ne serrez pas trop la vis de montage du connecteur HDMI. Le blindage auquel
elle est attachée est très fin et peut facilement être dénudé.
DTP T USW 233 • Installation and Operation8
Page 17
STP cable termination and recommendations
Side
Pair Wires
Pins:
Figure 5 details the TIA/EIA T 568B wiring standard. Use this standard to terminate the
DTP cable with RJ-45 connectors.
12345678
Insert
Twisted
Figure 5. STP Cable Termination
ATTENTION: Do not use Extron UTP23SF-4 Enhanced Skew-Free AV UTP cable or
STP201 cable to link the switching transmitter and receiver. The DTP T USW 233 does
not work properly with these cables.
N’utilisez pas le câble AV Skew-FreeUTP version améliorée UTP23SF d’Extron ou le
câble STP201 pour relier les produits XTP avec les émetteurs ou les récepteurs DTP.
RJ-45
Connector
TIA/EIA T
568B
Pin
Wire color
White-orange
1
Orange
2
3
White-green
4
Blue
5
White-blue
6
Green
7
White-brown
8
Brown
Supported cables
The DTP T USW 233 is compatible with shielded twisted pair (STP) and unshielded twisted
pair (U/UTP) cable. However, Extron strongly recommends that you use STP cable to
achieve best performance.
Cable recommendations
Extron recommends using the following practices to achieve full transmission distances up
to 230 feet (70 meters) and reduce transmission errors.
• Use the following Extron XTP DTP 24 STP cables and DTP 24 connectors for the best
• If not using XTP DTP 24 cable, at a minimum, Extron recommends 24 AWG, solid
conductor, STP cable with a minimum bandwidth of 400 MHz.
• Terminate cables with shielded connectors to the TIA/EIA-T568B standard.
• Use no more than two pass-through points, which may include patch points, punch
down connectors, couplers, and power injectors. If these pass-through points are
required, use Catagory 6 or 6a shielded couplers and punch down connectors.
NOTE: When using STP cable in bundles or conduits, consider the following:
• Do not exceed 40% fill capacity in conduits.
• Do not comb the cable for the first 20 meters, where cables are straightened,
aligned, and secured in tight bundles.
• Loosely place cables and limit the use of tie wraps or hook-and-loop fasteners.
• Separate twisted pair cables from AC power cables.
DTP T USW 233 • Installation and Operation9
Page 18
Power supply wiring
Power Supply
Output Cord
SECTION A–A
Ridges
Smooth
AA
Tie Wrap
3
5
NOTES:
• The power supply included with the switching transmitter can normally power both
units.
• If you have removed the ground jumpers (see Disconnecting the Ground on
page 32) because of ground potential differences, one unit of the pair cannot
remotely power the other unit. Each unit requires a local power supply.
Figure 6 shows how to wire the connector. Use the supplied tie-wrap to strap the power
cord to the extended tail of the connector.
Figure 6. Power Connector Wiring
CAUTION:
ATTENTION :
• The wires must be kept separate while the power supply is plugged in. Remove
power before wiring.
• Les deux cordons d’alimentation doivent être tenus à l’écart l’un de l’autre quand
l’alimentation est branchée.
• The length of exposed wires is important. The ideal length is 3/16 inch (5 mm).
• Any longer and the exposed wires may touch, causing a short circuit between
them.
• Any shorter and the wires can be easily pulled out even if tightly fastened by the
captive screws.
• La longueur des câbles exposés est importante. La longueur idéale est de
5mm (3/16inches).
• S’ils sont un peu plus longs, les câbles exposés pourraient se toucher et
provoquer un court circuit.
• S’ils sont un peu plus courts, ils pourraient sortir, même s’ils sont attachés par
les vis captives.
• Do not tin the power supply leads before installing them in the connector. Tinned
wires are not as secure in the connector and could be pulled out.
• Ne pas étamer les conducteurs avant de les insérer dans le connecteur. Les câbles
étamés ne sont pas aussi bien fixés dans le connecteur et pourraient être retirés.
DTP T USW 233 • Installation and Operation10
Page 19
ATTENTION:
• This product is intended to be supplied by a UL Listed power source marked
“Class 2” or “LPS,” rated 12 VDC, 1.0 A minimum. Always use a power supply
supplied by or specified by Extron. Use of an unauthorized power supply voids all
regulatory compliance certification and may cause damage to the supply and the
end product.
• Ce produit est destiné à une utilisation avec une source d’alimentation listéeUL
avec l’appellation «Classe2» ou «LPS» et normée 12Vcc, 1,0A minimum.
Utilisez toujours une source d’alimentation fournie ou recommandée par Extron.
L’utilisation d’une source d’alimentation non autorisée annule toute conformité
réglementaire et peut endommager la source d’alimentation ainsi que le produit
final.
• Unless otherwise stated, the AC/DC adapters are not suitable for use in air handling
spaces or in wall cavities.
• Sauf mention contraire, les adaptateurs AC/DC ne sont pas appropriés pour une
utilisation dans les espaces d’aération ou dans les cavités murales.
• The installation must always be in accordance with the applicable provisions of
National Electrical Code ANSI/NFPA 70, article 725 and the Canadian Electrical
Code part 1, section 16. The power supply shall not be permanently fixed to a
building structure or similar structure.
• Cette installation doit toujours être en accord avec les mesures qui s’applique
au National Electrical Code ANSI/NFPA70, article725, et au Canadian Electrical
Code, partie1, section16. La source d’alimentation ne devra pas être fixée de
façon permanente à une structure de bâtiment ou à une structure similaire.
• Power supply voltage polarity is critical. Incorrect voltage polarity can damage the
power supply and the unit. The ridges on the side of the cord (see figure 6 on the
previous page) identify the power cord negative lead.
• La polarité de la source d’alimentation est primordiale. Une polarité incorrecte
pourrait endommager la source d’alimentation et l’unité. Les stries sur le côté du
cordon (voir l’illustration 6 sur la page 10) permettent de repérer le pôle négatif du
cordon d’alimentation.
To verify the polarity before connection, plug in the power supply with no load and check the
output with a voltmeter.
DTP T USW 233 • Installation and Operation11
Page 20
IR and RS-232 connector wiring
IR Device
RS-232 Device
AA
Figure 7 shows how to wire the Remote RS-232 and Over DTP RS-232 and IR connectors.
The RS-232 and IR connectors share the ground pole and the data from both can be
transmitted simultaneously.
G
RS-232
REMOTE
RxTx
V
OVER DTP
Figure 7. IR and RS-232 Connectors Wiring
NOTES:
• The IR Tx and Rx line pair and the RS-232 Tx and Rx line pairs must each cross
once between their connectors and the source or destination.
• The length and preparation of exposed wires is important (see the second and third
power connector CAUTIONS on page 10 for details).
Front Panel Configuration Port
TxRx
Gnd
Rx
RS-232 IR
TxRxTxG
RxTx
Gnd
AUTO
SWITCH
CONFIG
1
MODE
Figure 8. Front Panel Configuration (Config) Port
Configuration port — This USB mini-B port serves a similar communications function
A
as the rear panel Remote RS-232 port.
NOTE: A front panel configuration port connection and a rear panel Remote
RS-232 port connection can both be active at the same time. If commands are
sent simultaneously to both, the command that reaches the processor first is
handled first.
DTP T USW 233 • Installation and Operation12
Page 21
Operation
BB
FG
Controls and Indications
AUTO
SWITCH
CONFIG
MODE
AADD
Figure 9. DTP T USW 233 Front Panel Controls and Indicators
Auto Switch LED
A
Input 1 through 3 LEDs
C
Normal button
E
Status LEDs(see the next page)
G
Auto Switch mode indicator
Auto Switch LED — see Selecting the switch mode on page 15.
A
Input selection controls and indicators
Input 1 through 3 buttons — Each Input button selects the associated input for
B
output (see Switching inputs on page 14).
The Input buttons are also used to toggle auto-input switching mode on and off (see
“Auto-input switching mode controls”).
Input 1 through 3 LEDs — The input LEDs identify the selected input.
C
CC
STATUS
1
NORMAL
EE
23
AUTO
F
Input 1 through 3 buttons
B
Mode button
D
Auto(switch) button
F
SIGNAL
123
HDCP
DTP T USW 233
G
Auto-input switching mode controls
The switcher supports auto-input switching mode. When auto-input switching mode is
enabled, the switcher continuously monitors all inputs and automatically switches to the
highest-numbered input with video sync pulses present. If video is absent from all inputs,
input 1 is selected.
Mode button — The Mode button is used with the Normal button or the Auto button
D
to select the switching mode (see Selecting the switch mode).
This button is a secondary function of the Input 1 button.
Normal button — The Normal button is used with the Mode button to select normal
E
mode (see Selecting the switch mode).
This button is a secondary function of the Input 2 button.
When you change from auto-input switching to normal (manual) mode, the last input
selected in auto-input switching mode remains selected until you manually select a
different input.
Auto(switch) button — The Auto button is used with the Mode button to select
F
auto-input switching mode (see Selecting the switch mode).
This button is a secondary function of the Input 3 button.
DTP T USW 233 • Installation and Operation13
Page 22
Status LEDs
23
MODE
NORMAL
AUTO
Press the button.
The LED lights
Status LEDs (see figure 9 on the previous page) —
G
Signal LEDs (1 through 3) — Indicates that the switcher detects horizontal sync
(Signal LED 1) or TMDS clock (Signal LED 2 and Signal LED 3) on the associated input.
HDCP LEDs (2 and 3) — Indicates that the input signal is HDCP-encrypted.
Front Panel Operations
The following paragraphs detail the power up process and provide sample procedures for
switching inputs, changing between normal and auto-input switching mode, and toggling
executive mode on and off.
Power
Power is automatically applied when the power cord is connected to an AC source. When
AC power is applied, the switcher performs a self-test that blinks the front panel LEDs
during the test. An error-free power up self-test sequence leaves the Auto Switch and Input
LEDs on or off in the same configuration as they were when power was last removed.
If an error occurs during the self-test, the switcher locks up and will not operate. If your
switcher locks up on power-up, call the Extron S3 Sales & Technical Support Hotline. See
the Extron Web page for the Extron office nearest you.
Plug in all system components and turn on the input devices (such as Blu-Ray players
and computers) and the output devices. Set the input devices to output video using the
operating instructions of that device. Select an input. The image should appear on the
screen. If no image appears, see Troubleshooting — If No Image Appears on the next
page.
Switching inputs
Select an input for transmission to the receiver using the front panel buttons as follows:
1. Select the desired input by pressing the associated input button (see figure 10).
Figure 10. Selecting an Input
2. Observe that the LED for the selected input lights.
NOTE: The switcher must be in normal (manual) mode.
An input can also be selected using an RS-232 or USB device or a contact closure device
(see Remote Control, beginning on page 16).
green.
1
DTP T USW 233 • Installation and Operation14
Page 23
Selecting the switch mode
MODE
NORMAL
Press and HOLD the Mode button
Release the buttons.
uto Switch lights (auto)
NOTE: In the auto-input switching mode that is available from the front panel, the
switcher selects the highest numbered input with a sync signal present. See the Front
panel mode SIS commands on page 19 for an auto-input switching low mode, which
selects the lowest numbered input.
Turn auto-input switching mode on and off as follows:
1. Press and hold the Mode (Input 1) button and the button for the desired mode for
approximately 5 seconds (see figure 11):
Auto (Input 3) — The Auto Switch LED lights.
Normal (Input 2) — The Auto Switch Active LED goes off.
and either the Auto or Normal button.
123
AUTO
5
seconds
A
or goes out (normal).
AUTO
SWITCH
Figure 11. Selecting a Mode
2. Release the buttons.
Front panel security lockout (Executive mode)
The switcher has a front panel lock feature that locks the front panel. If you try to make front
panel input selections when the panel is locked, all front panel LEDs blink three times.
Toggle the front panel lock on and off as follows:
1. Push and hold the Input 1, Input 2, and Input 3 buttons simultaneously for 5
seconds.
All front panel LEDs blink three times.
2. Release the buttons.
When the front panel is locked, contact closure, USB, and RS-232 control are still available.
Reset
Use the recessed rear panel Reset button to initiate reset as follows:
Reset to default settings — Press and hold the Reset button for approximately
6 seconds. All front panel LEDs cycle. Release the button. This reset is the equivalent of
issuing the Reset SIS command (EZXXX}, see page 21).
Troubleshooting — If No Image Appears
1. Ensure that all devices are plugged in and powered on. The switcher is receiving power
if one of the input LEDs is lit.
2. Ensure an active input is selected on the switcher or that the switcher is in auto-input
switching mode.
3. Ensure that the proper signal format is supplied.
4. Check the cabling and make corrections as necessary.
5. Call the Extron S3 Sales & Technical Support Hotline if necessary. See the Extron
website for the Extron office nearest you.
DTP T USW 233 • Installation and Operation15
Page 24
Remote Control
This section includes:
• Contact Closure Control
• Simple Instruction Set Control
• Product Configuration Software
The DTP T USW 233 switcher can be remotely controlled via its rear panel Remote RS-232
port, its front panel configuration (USB) port, and its rear panel Remote Contact port.
Remote control devices can be:
• A host device such as a computer or control system and the Extron Simple Instruction
Set
• A contact closure device such as an Extron KP 6 Keypad Control or a video cable
Contact Closure Control
The rear panel Remote Contact port (see item G on page 6) provides a way to select
an input to the switcher using a remote contact closure device. The contact closure pin
assignments are shown on page 6.
NOTE: The switcher must be in normal (manual) mode.
To select a different input number using a contact closure device, momentarily short the pin
for the desired input number to ground. To force one of the inputs to be always selected,
leave the short to ground in place. The short overrides front panel input selections.
DTP T USW 233 • Remote Control16
Page 25
Simple Instruction Set Control
The DTP T USW 233 switching transmitter can be remotely controlled using SIS commands
from a host device such as a computer or control system via its rear panel Remote RS-232
port (see item I on page 7) or front panel configuration (USB) port (see item A on
page 12).
The default serial port protocol of the port is as follows:
• 9600 baud • No parity • 8-bit
• No flow control • 1 stop bit
Host-to-Switcher Communications
SIS commands consist of one or more characters per field. No special characters are
required to begin or end a command character sequence. When a command is valid, the
switcher executes the command and sends a response to the host device. All responses
from the switcher to the host end with a carriage return and a line feed (CR/LF = ]), which
signals the end of the response character string. A string is one or more characters.
Switcher-Initiated Messages
When a local event occurs, such as a front panel operation, loss or restoration of an input
signal, or an error condition, the switcher responds by sending a message to the host. The
switcher-initiated messages are listed below:
version number and 60-nnnn-nn is the part number.
Inn All
]
The switcher also sends the Inn message whenever the selected input is changed. n is the
input number. A 0 in the n field indicates no input is selected.
]
Error responses
When the switcher receives a valid SIS command, it executes the command and sends a
response to the host device. If the switcher is unable to execute the command because the
command is invalid or it contains invalid parameters, the switcher returns an error response
to the host. The error response codes are:
Pauses of 10 seconds or longer between command ASCII characters result in a timeout.
The command operation is aborted with no other indication.
DTP T USW 233 • Remote Control17
Page 26
Using the Command and Response Table
ASCII to Hex Conversion Table
Space
The command and response table begins on the next page. Symbols are used
throughout the table to represent variables in the command and response fields. Command
and response examples are shown throughout the table. The SIS commands are not
case sensitive. The ASCII to HEX conversion table below is for use with the command and
response table.
•
Symbol definitions
= Carriage return/line feed
]
= Carriage return (no line feed)
}
|= Pipe (can be used interchangeably with the } character)
• = space
= Escape key
E
W = Can be used interchangeably with the E character
or 1 through 3 (0 = no input for switching command or always output for audio
assignment)
1 = Auto-input switching high
NOTE: Auto-input switch low (X@ = 2) is not available from the front panel.
X# = Status 0 = Off, disabled, or not detected 1 = On, enable, or detected
X$ = HDMI input 2 or 3
X% = Input HDCP status 0 = No source is detected 2 = Source detected without HDCP
1 = Source is detected with HDCP
X^ = Output HDCP status 0 = No sink is detected 2 = Sink is detected without HDCP
1 = Sink is detected with HDCP
X& = EDID See the table on page 20.
X* = User EDID location 66, 67, or 68
X( = Raw EDID data 128 or 256 bytes of hexadecimal data
X1) = Resolution and rate in plain text Example: 1920x1200•@60Hz
X1@ = Switch position 0 = DTP 1 = HDBT
X1# = Switcher name A text string of up to 24 alphanumeric characters and minus sign/hyphen (-).
No blank or space characters are permitted as part of a name. The first character must
be a letter, and the last character must not be a minus sign/hyphen.
X1$ = Embed audio 0 = Embedded digital audio 2 = Auto select (Digital takes priority) (default)
1 = Analog audio input
NOTE: VGA input only has option 0 and 1 for X1$.
X1% = Tally pin mode when channel is muted 0 = Always on (default) 2 = Blink when muted
1 = Off when muted
X1^
= Firmware version number to second decimal place (x.xx)
= Switcher name A text string of up to 24 alphanumeric characters and minus sign/hyphen (-)
X1$
= Embed audio 0 = Embedded digital audio 2 = Auto select (default)
1 = Analog audio input
X1%
= Tally pin mode when channel is muted 0 = Always on (default) 2 = Blink when muted
1 = Off when muted
ZXXX
}
or 1 through 3 (0 = always output for audio assignment)
X1%]
*
•
]
X1%]
X1#]
MutmX#*
X#
Ipn
Ipn•DTP-T-USW-233
Zpx
Selects 0 channel if reselect input.
Via contact closure.
Change the name to one of your choosing.
]
Set name to default.
Reset to factory defaults.
DTP T USW 233 • Remote Control21
Page 30
Command and Response Table for SIS Commands (continued)
Command Function
SIS Command
(Host to Unit)
Response
(Unit to Host)
Additional description
Information requests
Information request
Example:
Request part number
Query controller firmware version
Example:
I
I
N
Q
Q
X!
In
Vid•InX!Aud•Aflw
In1Vid
•
In1Aud•Aflw2•Ausw1•Vmt1•Amt0
60-nnnn-nn
X1^]
]
1.23
]
X!
X@
X#
•
Ausw
•
Vmt
•
Amt
X#]
]
Input 1 is selected, analog audio is
assigned to input 2, the switcher is in
auto-input switching (high) mode, video
is muted and analog audio is unmuted.
See www.extron.com for part
numbers.
The factory-installed controller firmware
version is 1.23 (sample value only).
Verbose mode
NOTE: If tagged responses are enabled (modes 2 and 3), all “view” commands return the prefix and the value, just as the “set”
commands do. For example, the View front panel switch mode (
1 = Verbose mode (default) 3 = Verbose mode and tagged for queries
EX1&CV}
ECV}X1&]
or 1 through 3 (0 = always output for audio assignment)
E
AUSW
Vrb
}
) command returns “Ausw
X1&]
X@]
”.
DTP T USW 233 • Remote Control22
Page 31
Product Configuration Software
— OR
2222222222
This section details the Extron Product Configuration Software (PCS), available on the Extron
website. The Windows-based PCS communicates with the switcher via the front panel
configuration port, a standard USB mini-B port (see item A on page 12).
Installing the Software
PCS and Firmware Loader are available on the Extron website. Download and install both
programs as follows:
NOTES:
• This procedural description is illustrated as using Internet Explorer. Depending on
the browser you use, some steps or indications may be different.
• Steps 1 through 7, below, are also used to download firmware update packages.
1. Go to www.extron.com and click the Download tab (see figure 12, 1).
22
22222222
44444444
44
1111111111
—
3333333333
Figure 12. Downloading a Software or Firmware Package
2. Click the Software or Firmware link as appropriate to the operation you are
performing (2).
3. Click Download for the desired software or firmware to download (3).
TIP: Jump to the nearest page of downloads by clicking the desired filtering
letter (4).
The Login dialog box appears (see figure 13 on the next page).
DTP T USW 233 • Remote Control23
Page 32
1111111111
22222222
22
33333333
33
Figure 13. Log in Center Dialog Box
4. Enter the E-Mailaddress and Password associated with your Extron website account
(see figure 13, 1).
TIPS:
• Contact the Extron S3 Sales & Technical Support Hotline to obtain website
credentials.
• Click Keepmeloggedin (2) to eliminate steps 4 and 5 in future downloads.
5. Click Login to copy the software to the computer (3).
6. If your browser asks you to confirm that you want to continue, click Run or make a
similar confirmation (see figure 14, 1).
1111111111
Figure 14. Download Warning and Confirmation
NOTE: Figure 14 may appear different or may not appear at all, depending on your
Web browser choice and its security settings.
7. Click Run to confirm that you want to run the installation (1).
8. For a firmware download, exit this procedure and go to Updating the Firmware on
page 26.
DTP T USW 233 • Remote Control24
Page 33
9. Follow the on-screen instructions. The installation creates the necessary subfolders of
C:\Program Files and the necessary groups. It places the appropriate files into the
correct group folders:
NOTE:C:\Program Files(x86)\ ... for 64-bit Windows OS.
Product Configuration Software —
NOTE: These are default directory paths. Users can choose the directory path
they want.
• Folder — C:\ProgramFiles\Extron\ ExtronPCS
• Group folder —ExtronElectronics\ExtronProductConfiguration
Software
• Check for Extron PCS Updates
• Extron PCS Help
• Extron Product Configuration Software
• Uninstall Extron Product Configuration Software
Firmware Loader —
• Folder — C:\ProgramFiles\Extron\FWLoader
• Group folder —ExtronElectronics\FirmwareLoader
• Check for Firmware Loader Updates
• Firmware Loader Help
• Firmware Loader
• Uninstall Firmware Loader
Starting the Program
Start the Extron Product Configuration Software as follows:
The Product Configuration Software opens to the Device Discovery screen (see figure 15).
1111111111
22222222
22
Figure 15. Device Discovery Screen
2. Select (click) your DTP T USW 233 unit (see figure 15, 1).
DTP T USW 233 • Remote Control25
Page 34
3. Click Connect (see figure 15, 2, on the previous page). The Product Configuration
Software opens to the Input/OutputConfiguration page (see figure 16).
Operate the Product Configuration Software as described in the PCS Help (click >
Extron PCS Help).
Figure 16. Product Configuration Software
Updating the Firmware
The Product Configuration Software can call the Firmware Loader utility, which provides
a way to replace the firmware that is coded on the control board of the switcher without
taking the unit out of service.
NOTE: Upgrading the firmware does not overwrite the current configuration.
Update the unit firmware as follows:
1. Perform steps 1 through 6 of Installing the Software, starting on page 23, to
download the firmware upgrade from the Extron website.
2. Click Run in the File Download and Security Warning dialog boxes (see figure 17,
on the next page). The PC downloads the firmware update from the Extron website
2
and starts the Extron Installation Program to extract the firmware file.
DTP T USW 233 • Remote Control26
Page 35
DTP_T_USW_FW2x02.exe
2222222222
DTP_T_USW_FW2x02.exe
DTP_T_USW_FW2x02.exe
22
22222222
DTP T USW Firmware Upgrade v2.02
33333333
33
44444444
44
Folder where
firmware is
saved.
Figure 17. Extracting Firmware Upgrade Files
DTP T USW 233 • Remote Control27
Page 36
3. Click Next (see figure 17, 3 on the previous page). The program extracts the firmware
files and places them in a folder identified in the InstallShield Wizard window.
ATTENTION:
• The extension of the firmware file must be .s19. Opening a file with an incorrect
extension may cause the device to stop functioning.
• L’extension du fichier firmware doit être .s19. Si un fichier est ouvert avec une
mauvaise extension, l’appareil peut arrêter de fonctionner.
NOTES:
• Note the folder to which the firmware file is saved. When downloaded
from the Extron website, the firmware is placed in a subfolder of:
• 64-bit Windows OS: C:\ProgramFiles(x86)\Extron\Firmware.
• 32-bit Windows OS: C:\ProgramFiles\Extron\Firmware.
• The original factory-installed firmware is permanently available on the unit. If
the attempted firmware upload fails, the unit reverts to the factory-installed
firmware.
4. Click Finish to exit the program (4).
5. Connect the computer to the rear panel Remote RS-232 port (see item I on page 7)
or front panel Configuration (USB) port (see item A on page 12) of the switcher.
6. Start the Product Configuration Software and connect to the unit (see Starting the
Program, beginning on page 25).
7. Click Device Menu > Updatefirmware. The software asks you to confirm that you
want to continue the update (see figure 18 on the next page).
DTP T USW 233 • Remote Control28
Page 37
33333333
33
22222222
22
US
1111111111
44444444
44
USW
55
55555555
Figure 18. Updating Firmware
8. Click Continue (see figure 17, 1). The Product Configuration Software disconnects
itself from the unit and calls the Firmware Loader utility in the background. The Update
Firmware
9. Click Browse (2). The Open dialog box opens.
10. Navigate to the folder where you saved the firmware upgrade file. Select the file (3) and
click Open (4). The Update Firmware dialog box returns to the top.
11. Click Update to continue (5).
The Firmware Loader utility tests the
connection, installs the update, and then
verifies the firmware.
At the conclusion of the process, the utility reports Upload Complete.
dialog box appears.
DTP T USW 233 • Remote Control29
Page 38
12. Click Close. The Product Configuration Software window returns to the front.
13. Click the in the connection tab to completely disconnect the program from the unit
and then reconnect the program as described in Starting the Program, on page 25.
DTP T USW 233 • Remote Control30
Page 39
Reference
Information
This section provides procedures for mounting the DTP T USW 233 switching transmitter
and disconnecting the ground between it and a compatible receiver.
• Mounting the Switcher
• Disconnecting the Ground
Mounting the Switcher
ATTENTION:
• Installation and service must be performed by authorized personnel only.
Avoid ground potential differences between the switching transmitter and receiver
installation sites, which can lead to equipment damage or a missing or unstable
picture. If a potential difference cannot be avoided, remove the ground connection
between the units and locally power both units (see Disconnecting the Ground
on page 32).
• L’installation et l’entretien doivent être effectués par le personnel autorisé
uniquement.
Évitez les différences de potentiel de mise à la terre entre les sites d’installation
de commutation émetteur récepteur, qui pourraient endommager l’équipement
ou rendre l’image invisible ou instable. Si une différence de potentiel ne peut être
évitée, enlevez la connexion de mise à la terre entre les unités et alimentez les deux
unités localement (voir Disconnecting the Ground à la terre page32). .
The 1-inch high, half rack width DTP T USW 233 switching transmitter can be placed on a
table, mounted in a rack, or mounted under a desk or table.
Tabletop Use
Affix the included rubber feet to the bottom of the unit and place it in any convenient
location.
Mounting kits
Mount the unit using any optional compatible mounting kit listed on the Extron website
(www.extron.com), in accordance with the directions included with the kit. For rack
mounting, see UL Rack-Mounting Guidelines on the next page.
DTP T USW 233 • Reference Information31
Page 40
UL Rack-Mounting Guidelines
Remove 9 Screws
The following Underwriters Laboratories (UL) requirements pertain to the installation of the
unit into a rack.
• Elevated operating ambient temperature — If installed in a closed or multi-unit rack
assembly, the operating ambient temperature of the rack environment may be greater
than room ambient. Therefore, consider installing the equipment in an environment
compatible with the maximum ambient temperature (TMA = +122 °F, +50 °C) specified
by Extron.
• Reduced air flow — Installation of the equipment in a rack should be such that the
amount of air flow required for safe operation of the equipment is not compromised.
• Mechanical loading — Mounting of the equipment in the rack should be such that a
hazardous condition is not achieved due to uneven mechanical loading.
• Circuit overloading — Consideration should be given to the connection of the
equipment to the supply circuit and the effect that overloading of the circuits might have
on overcurrent protection and supply wiring. Appropriate consideration of equipment
nameplate ratings should be used when addressing this concern.
• Reliable earthing (grounding) — Reliable earthing of rack-mounted equipment
should be maintained. Particular attention should be given to supply connections other
than direct connections to the branch circuit (such as use of power strips).
Disconnecting the Ground
If you cannot resolve a ground potential difference between the switching transmitter and
receiver installation sites (as suggested by a missing or unstable picture), remove the ground
connection between the units as follows:
NOTE: Once you have removed the ground jumpers, the DTP T USW 233 cannot
extend analog audio and one unit cannot remotely power the other. No analog audio
is output and the paired receiver requires its own dedicated power supply.
1. Disconnect any cables and remove the switching transmitter from any rack or other
installation option.
2. Remove and retain the screws (nine screws, three on each side and three on top)
securing the cover to the switching transmitter. Slide the cover forward slightly and lift it
off the unit (see figure 19).
TIP: Be careful not to bend the electrical contact “legs” of the button and LED
assemblies on the circuit board. If the buttons or LEDs are misaligned with the
holes in the cover, it may be difficult to reassemble the switcher.
Figure 19. Opening the Switching Transmitter
3. Locate and lift off jumpers JMP1 and JMP2 (see figure 20 on the next page).
DTP T USW 233 • Reference Information32
Page 41
JMP2
JMP1
Figure 20. Jumper Locations
4. Reinstall the switcher cover, securing it in place with the screws removed in step 2.
5. Reinstall the switcher in the rack or other installation option (see Mounting the
Switcher on page 31).
6. If you are using shielded cable, disconnect the cable shield from the connector at
either end of the cable.
7. See the manual for the applicable receiver available at www.extron.com, and remove
the ground jumpers in the receiver.
8. Obtain a second 12 V power supply (one supply is provided with the switching
transmitter and normally powers both units), and locally power both units (see Power
supply wiring on page 10).
ATTENTION:
• This product is intended to be supplied by a UL Listed power source marked
“Class 2” or “LPS,” rated 12 VDC, 1.0 A minimum. Always use a power supply
supplied by or specified by Extron. Use of an unauthorized power supply voids
all regulatory compliance certification and may cause damage to the supply
and the end product.
• Ce produit est destiné à une utilisation avec une source d’alimentation listéeUL
avec l’appellation «Classe2» ou «LPS» et normée 12Vcc, 1,0A minimum.
Utilisez toujours une source d’alimentation fournie ou recommandée par
Extron. L’utilisation d’une source d’alimentation non autorisée annule toute
conformité réglementaire et peut endommager la source d’alimentation ainsi
que le produit final.
DTP T USW 233 • Reference Information33
Page 42
Extron Warranty
Extron Electronics warrants this product against defects in materials and workmanship for a period of three years
from the date of purchase. In the event of malfunction during the warranty period attributable directly to faulty
workmanship and/or materials, Extron Electronics will, at its option, repair or replace said products or components,
to whatever extent it shall deem necessary to restore said product to proper operating condition, provided that it is
returned within the warranty period, with proof of purchase and description of malfunction to:
USA, Canada, South America,
and Central America:
Extron Electronics
1230 South Lewis Street
Anaheim, CA 92805
U.S.A.
Europe and Africa:
Extron Europe
Hanzeboulevard 10
3825 PH Amersfoort
The Netherlands
Asia:
Extron Asia Pte Ltd
135 Joo Seng Road, #04-01
PM Industrial Bldg.
Singapore 368363
Singapore
This Limited Warranty does not apply if the fault has been caused by misuse, improper handling care, electrical
or mechanical abuse, abnormal operating conditions, or if modifications were made to the product that were not
authorized by Extron.
Japan:
Extron Electronics, Japan
Kyodo Building, 16 Ichibancho
Chiyoda-ku, Tokyo 102-0082
Japan
China:
Extron China
686 Ronghua Road
Songjiang District
Shanghai 201611
China
Middle East:
Extron Middle East
Dubai Airport Free Zone
F13, PO Box 293666
United Arab Emirates, Dubai
NOTE: If a product is defective, please call Extron and ask for an Application Engineer to receive an RA (Return
Authorization) number. This will begin the repair process.
USA: 714.491.1500 or 800.633.9876 Europe: 31.33.453.4040
Asia: 65.6383.4400 Japan: 81.3.3511.7655
Units must be returned insured, with shipping charges prepaid. If not insured, you assume the risk of loss or damage
during shipment. Returned units must include the serial number and a description of the problem, as well as the
name of the person to contact in case there are any questions.
Extron Electronics makes no further warranties either expressed or implied with respect to the product and its quality,
performance, merchantability, or fitness for any particular use. In no event will Extron Electronics be liable for direct,
indirect, or consequential damages resulting from any defect in this product even if Extron Electronics has been
advised of such damage.
Please note that laws vary from state to state and country to country, and that some provisions of this warranty may
not apply to you.
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