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Users Guide

SP-SW1900-HD

April 2020 • PN: DOC-000025-02a

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Summary of Contents for SP-SW1900-HD

Page 1: ...Users Guide SP SW1900 HD April 2020 PN DOC 000025 02a ...

Page 2: ...Page 2 SP Controls Inc ...

Page 3: ...tible Displays 6 Image Resolutions 6 Stereo Audio Line Input 6 Stereo Audio Output 6 RS 232 Communication Interface 7 RS 232 Port Pinout 7 RS 232 Communication Settings 7 Power 7 Basic Operation 8 Auto Sense Auto Switching 8 Automatic Display On Off 8 Changes to the SP SW1900 HD 10 RS232 DB9 Cable Pin Out 10 Making a Switch Selecting an Input to Display 11 Adjust Volume 11 Input Device Gain Adjust...

Page 4: ...stream An RCA stereo output provides a pre amplified output for local speakers if the volume from the display is inadequate or if ADA assisted listening equipment is required The system s auto sense auto switch feature combined with the automatic integrated display power on and off makes this solution extremely easy to use For installs that require SP Controls or other 3rd party control systems an...

Page 5: ... may also be indirectly connected using an HDMI extender By default the SW1900 HD keeps its display information EDID local to each input There is very little delay from the time an input device asks for the display information to the time the information is sent A device connected to an extender may time out waiting for a response from the display device If a time out occurs the input device will ...

Page 6: ... from a mobile device or wireless microphone system line level to the 3 5mm stereo jack of the SW1900 HD See image call out on Page 4 Stereo In The audio from this connector is automatically mixed and sent to the HDMI display and stereo output Gain adjustments are available through the RS 232 interface Stereo Audio Output Stereo Audio Output If external speakers are required connect an RCA cable f...

Page 7: ...ort Pinout RS 232 Port Pinout Computer SP SW1900 HD Pin 2 Pin 2 Pin 3 Pin 3 Pin 5 Pin 5 RS 232 Communication Settings RS 232 Communication Settings Baud Rate 115 200 Adjustable Packet Size 8 Bit Parity None Stop Bit 1 See Page 10 for more detailed discussions on RS 232 commands and or review the SW1900 HD Programmers Guide Power Power Using the AC to DC power supply shipped with the SW1900 HD conn...

Page 8: ...nally to ensure the highest quality image is displayed at the highest resolution practicable If another person connects a computer or mobile device to an HDMI input port that device will immediately appear on the display The rule is The last to connect will always appear on the display Should an actively displayed device be disconnected the SW1900 HD will search from input 1 through input 5 for th...

Page 9: ...isplay on When the last person disconnects the SW1900 HD will wait 30 seconds of inactivity then turn off the display In many cases this feature eliminates the need for television remotes extends display life saves power and simplifies classrooms conference rooms and huddle spaces making them more user friendly ...

Page 10: ...resentation Switchers Firmware Revision 1 0 HELP SW1900 HD Published Commands HELP This page ID Displays Device Identification FRUN Freerun Mode 0 Disable 1 Enable ASW Displays Auto Switch Feature Status ASW Selects Auto Switch 0 Off 1 On SW Displays currently selected input being displayed SW Selects input 1 5 to be displayed RES Displays EDID output resolution RES Selects output resolution from ...

Page 11: ...evision 1 0 VOL 85 VOL 85 The VOL command above is being changed to 85 The default audio level from the factory is 70 so a level of 85 is raising the volume level substantially Incremental volume adjustments can be achieved by typing or without hitting a carriage return To mute the audio type MUTE 1 MUTE 0 unmutes The VOL MUTE and only affect the Stereo Line Output Volume levels on the HDMI displa...

Page 12: ... value of 70 in relation to the audio extracted from the current HDMI input selected Installations which use this feature for a teacher microphone may want their voice louder A LIN value of zero will effectively mute the stereo line input and not affect the loudness of the HDMI input selected Type LIN and carriage return to obtain the current LIN value Change Display Resolution Change Display Reso...

Page 13: ...inputs to read the latest display information Unless resolutions have been overridden by the end user input devices will automatically change their output resolution to match the new resolution To view the current resolution setting type RES and a carriage return Auto Switch On Off Auto Switch On Off By default auto switch is always enabled Here is how to control this feature SW1900 HD by Presenta...

Page 14: ...bled on the display device See the detailed discus sion on Page 8 regarding this feature and manufacturer trade names of CEC Display On Off Display On Off Similar to the automatic display control the SW1900 HD can manually tell the display to turn on and off Here is an example of how this feature works SW1900 HD by Presentation Switchers Firmware Revision 1 0 TV 0 TV 0 In the example above TV 0 wi...

Page 15: ...lay devices per the HDMI standard When freerun is disabled the display will receive a disconnected signal no signal present By default freerun is enabled To disable SW1900 HD by Presentation Switchers Firmware Revision 1 0 FRUN 0 FRUN 0 In the example above FRUN 0 with a carriage return will shut off the freerun feature Typing a FRUN 1 and carriage return will turn the freerun feature on Type FRUN...

Page 16: ...We are constantly working to improve the quality of our documentation and we would appreciate your feedback Please send email to sales spcontrols com 2020 Presentation Switchers Inc SP Controls Inc All rights reserved No part of this document may be reproduced or transmitted in any form or by any means electronic or mechanical for any purpose without the express written permission of SP Controls I...

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