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Safety Instructions • English Warning Power sources • This equipment should be operated only from the power source This symbol is intended to alert the user of important indicated on the product. This equipment is intended to be used with a main power operating and maintenance (servicing) instructions in system with a grounded (neutral) conductor.
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Quick Start Guide — SW USB Series Follow these steps to set up and start using the SW USB switcher: Step 1 Mount the SW USB on a rack shelf or under furniture, if desired. See “Mounting the SW USB Series Switcher”, in chapter 2, “Installation”, for mounting procedures.
Quick Start Guide — SW USB Series, cont’d Quick Start Guide — SW USB Series, cont’d Step 7 If desired, connect a 2-button or 4-button contact closure device to the SW USB’s Contact port. (See “Contact Closure Control,” in chapter 2, “Installation”.) Step 8 If using a different external power supply from the provided one, wire the two-pin captive screw connector to the power supply.
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Table of Contents, cont’d Host emulation (SW4 USB Plus only) ... 3-8 Setting up for host emulation ...3-8 Supported peripheral devices...3-9 Troubleshooting ...3-10 Peripheral emulation (SW4 USB Plus only) ... 3-10 Chapter Four • SIS Configuration and Control Host-to-Switcher Communications Switcher-initiated messages ...
Introduction About this Manual This manual describes the Extron SW2 USB, SW4 USB, and SW4 USB Plus switchers, and discusses how to install, configure, and operate them. The term “SW USB” is used throughout this manual to refer to all models. About the SW USB Series The Extron SW2 USB, SW4 USB, and SW4 USB Plus switchers enable USB peripheral devices (such as keyboards and mice)
Introduction, cont’d Application Diagrams The following diagrams provide examples of how an SW USB Series switcher may be connected. Extron SW4 USB USB Switcher U SB H IN IT C U SB A MA Connection diagram for an SW4 USB switcher with interactive white board Control System Extron...
Introduction, cont’d SW USB Series Chapter Two Installation Installation Overview Mounting the SW USB Series Switcher Rear Panel Features Wiring the Power Connector Wiring for RS-232 Communication Contact Closure Control Connecting Multiple SW USB Switchers in a System SW USB Series • Introduction...
Installation Installation Overview To install and set up the SW USB switcher, Mount the switcher on a rack shelf or furniture, if desired. Connect host device(s) to one or more SW USB input connectors, using USB cable lengths of up to 15' (4.5 m). Connect one or more peripheral USB devices to the SW USB Output Hub ports, using USB cable lengths of up to 15' (4.5 m).
Installation, cont’d Circuit overloading — When connecting the equipment to the supply circuit, consider the effect that circuit overloading might have on overcurrent protection and supply wiring. Consider equipment nameplate ratings when addressing this concern. Reliable earthing (grounding) — Maintain reliable grounding of rack-mounted equipment.
Installation, cont’d Preparing the SW USB for under-desk mounting Repeat steps 2 and 3 on the other side of the SW USB. Hold the unit with the attached brackets against the underside of the table or other furniture. On the mounting surface, mark the location of the brackets’...
Installation, cont’d RS-232 port — Connect a host computer or control system to this three-pole, 3.5 mm captive screw connector is used for RS- 232 control and status feedback. The SW USB can be controlled via Extron’s Simple Instruction Set (SIS) commands. This port can also be used to update firmware.
Installation, cont’d Wiring for RS-232 Communication RS-232 port The three-pin, 3.5 mm captive screw connector labeled “RS-232” is used for optional RS-232 communication between the SW USB and a PC or control system. The control system plugged into this port can issue commands to the SW USB, which can pass the commands through to an Extron A/V switcher that is plugged into the RS-232 Pass Thru port.
Installation, cont’d SW USB Host Port Connections for RS-232 loop-through Contact Closure Control Contact closure provides another method of input selection. To enable input selection by contact closure, you can connect a push-button contact closure device (such as Extron’s CCR 2BLB, CCR 4BLB, or CCR 204) to the SW USB’s Contact port.
Installation, cont’d Host Tier Tier 1 ACTIVE USB EXEC MODE INPUT OUTPUT SW4 USB Plus USB SWITCHER Tier 2 ACTIVE USB EXEC MODE INPUT OUTPUT SW4 USB Plus USB SWITCHER Keyboard Tier 3 ACTIVE USB EXEC MODE INPUT OUTPUT SW4 USB Plus USB SWITCHER Printer Tier 4...
Operation Front Panel Features EXEC MODE SW2 USB front panel EXEC MODE SW4 USB and SW4 USB Plus front panel Power LED — This LED lights when the SW USB has power. Exec Mode LED — This LED lights when the SW USB is in executive mode, indicating that the front panel is locked and commands cannot be entered through it.
Operation, cont’d Selecting an input using contact closure Use one of the following methods to select an input via contact closure: • Using a contact closure device: If a two- or four-button contact closure device is connected to the SW USB’s Contact port, press the button on the device that corresponds to the SW USB input that you want to select (the first button on the left selects input 1, the second...
Operation, cont’d SW USB Function SW USB Response to Host Command Performed and passed through Performed, not passed through Performed, not passed through See the SIS command table. (any) Performed, not passed through Performed, not passed through Performed, not passed through Performed, not passed through Performed, not passed through Chn 0V –...
Operation, cont’d Release buttons. Press and hold simultaneously for 5 seconds. Setting executive mode To exit executive mode, repeat the procedure described on the previous page. When the SW USB is no longer in executive mode, the red LED turns off. Resetting To reset the switcher to its factory default settings from the front panel,...
Operation, cont’d Troubleshooting If the SW USB detects a non-standard keyboard and/or mouse, an error condition may occur in which the Exec Mode LED blinks and the SW USB reboots in a repeating cycle. If this happens, set the host emulation DIP switch(es) to off, and wait for the switcher to reboot.
SIS Configuration and Control The SW USB can be remotely set up and controlled via a host computer or other device (such as a control system) that is attached to the rear panel RS-232 port. (See “Wiring for RS-232 Communication” in chapter 2, “Installation,” for information on connecting to this port.) You can issue Simple Instruction Set (SIS) commands to the switcher from your computer using using the RS-232 interface with a communication software...
Command/response table for SIS commands ASCII Command Command (host to unit) Input selection Select input Select SW USB input only Configure RS-232 pass-through Send input selection commands 0LOOP via contact closure, front panel, or the RS-232 interface Send SIS commands via 1LOOP computer RS-232 interface View loop out setting...
SIS Configuration and Control, cont’d Updating the Firmware Extron periodically updates product firmware in conjunction with the release of new software revisions. When updating any Extron software to the latest revision level, be sure to read the supplied release notes or contact Extron Technical Support to determine if your Extron product requires a firmware update.
SIS Configuration and Control, cont’d Loading the firmware to the SW USB using the Firmware Loader To load a new version of firmware from your computer to your SW USB using the Extron Firmware Loader software, your computer’s serial port must be connected to the switcher’s RS-232 serial port.
SIS Configuration and Control, cont’d Click the Upload button. A status bar showing the progress of the upload appears in the Firmware Loader window. The firmware upload to the switcher may take several minutes. Once the status bar has progressed fully from left to right, the Firmware Loader resets the switcher.
SIS Configuration and Control, cont’d SW USB Series A ppendix A Specifications, Part Numbers, Accessories Specifications Included Parts Accessories SW USB Series • SIS Configuration and Control 4-12...
Specifications, Part Numbers, Accessories Specifications USB specification... USB 2.0 compatible USB data rates... Low speed (1.5 Mbps) Full speed (12 Mbps) High speed (480 Mbps) USB input Connectors SW2 USB... 2 female USB type B SW4 USB, SW4 USB Plus . 4 female USB type B USB output Connectors ...
Specifications, Part Numbers, Accessories, cont’d Included Parts These items are included in each order for the SW USB switcher: Included Part SW2 USB SW4 USB SW4 USB Plus 3.5 mm, 3 pole captive screw connector with strain relief (3 for SW2 USB, 2 for SW4 USB and SW4 USB Plus) SW4 USB and SW4 USB Plus: 3.5 mm, 5 pole captive screw connector with strain relief...
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Specifications, Part Numbers, Accessories, cont’d This page was intentionally left blank. SW USB Series • Specifications, Part Numbers, Accessories...
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