HRT VS-2A User Manual Download Page 3

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2-Port VGA Switch with Audio & Serial Control

Table of Contents

1.0 General .............................................................................................. 2

2.0 Features.............................................................................................. 2

3.0 Installation ......................................................................................... 3

. Required Cables................................................................................... 3

. Inputs & Outputs ................................................................................. 3

. Connecting the VS-2A......................................................................... 3

. Connection Diagram............................................................................ 4

4.0 Operation ........................................................................................... 4

. Switched Output .................................................................................. 4

. Modes of Operation ............................................................................. 5

. Priority Selection in Auto Mode.......................................................... 5

. RS-232 Control.................................................................................... 5

. To configure HyperTerminal............................................................... 6

Control Codes

(1 byte commands from external control device)

.................... 6

5.0 Troubleshooting................................................................................. 9

6.0 Specifications................................................................................... 10

Summary of Contents for VS-2A

Page 1: ...ies Inc All rights reserved 1163 Warner Ave Tustin CA 92780 Ph 714 641 6607 Fax 6698 H Ha al ll l R Re es se ea ar rc ch h T Te ec ch hn no ol lo og gi ie es s I In nc c Model VS 2A 2 Port VGA Switch with Audio Serial Control UMA1119 Rev n c ...

Page 2: ...Model VS 2A 2 ...

Page 3: ...quired Cables 3 Inputs Outputs 3 Connecting the VS 2A 3 Connection Diagram 4 4 0 Operation 4 Switched Output 4 Modes of Operation 5 Priority Selection in Auto Mode 5 RS 232 Control 5 To configure HyperTerminal 6 Control Codes 1 byte commands from external control device 6 5 0 Troubleshooting 9 6 0 Specifications 10 ...

Page 4: ...remotely through an RS232 serial port The unit can be configured to operate in two different modes which are Auto and Manual modes There is a priority selection that can be used to set for input 1 Switched output can be blanked and un blanked either from the front panel button or from the PC command sending through the serial port The unit also has EEPROM internal non volatile flash memory to stor...

Page 5: ...d audio output which is a loop out for PC 1 Input Local Connecting the VS 2A Connect your video and audio sources such as computer or notebook PC to PC 1 Input and PC 2 Input If the loop out for input 1 is desired it can be connected to local video and audio Connect the display device such as a monitor or a video projector to the switched video and audio outputs SW Output Connect the included powe...

Page 6: ...d on LED is used to indicate which input is selected Holding down the switched output SELECT button for 3 seconds will blank the current selected input source and mute the audio output The LED for the current selected input will start blinking to indicate the blanking mode Pressing the SELECT button again will un blank the output and un mute the audio on the switched out ...

Page 7: ... 1 This priority selection only applies to the Auto mode If INP 1 priority is selected the VS 2A will automatically select input 1 whenever it detects the presence of video at PC 1 input regardless of what is happening at input 2 For example if the output is playing the video audio from PC 2 input and the video from PC 1 input is detected the output of the VS 2A will select PC 1 input 1 immediatel...

Page 8: ...s Microsoft Windows HyperTerminal generally found in Accessories Communication folder To configure HyperTerminal Connect direct to COM1 or COM2 4800 Baud 8 bits No Parity 1 Stop bit No flow control After power up the unit will output the following menu in ASCII through its serial port Control Codes 1 byte commands from external control device ASCII 1 or Hex 31 Selects input 1 immediately and uncon...

Page 9: ...50 Selects input 1 priority The device will respond with PC 1 priority selected If input 1 priority selected the unit will select input 1 automatically whenever the presence of the video at PC 1 input is detected even if the PC 2 input is currently playing ASCII N or Hex 4E Selects no priority The device will respond with No priority selected ASCII B or Hex 42 Blanks the output The device will res...

Page 10: ...equest the status report The device will respond with Status Report Input 1 or 2 Mode Auto or Manual Priority 1 or None Blank On or Off This report displays the current selection of switched output mode and priority buttons ASCII L or Hex 4C Displays the menu The device will respond with This menu lists all the ASCII commands to control the VS 2A unit via a serial port ...

Page 11: ...annot overcome the problem disconnect the video and audio input connections from the unit Unplug the power from the unit and after a few seconds reconnect power Connect your audio and video signals after the unit is powered up Check performance Do not open or try to repair the unit yourself There is no customer repairable item in the unit and you will void your warranty Contact HRT Support at 714 ...

Page 12: ... 1080p Audio Inputs PC or Consumer audio standard line level Video Level 0 to 0 7V p p on RGB 0 to 5 V for H and V Sync Bandwidth 200 MHz Temperature Operating 32 to 122 F 0 to 50 C Storage 40 to 185 F 40 to 85 C Enclosure Steel MTBF 90 000 hours calculated estimate Power 6V center positive via supplied Universal power supply 100 240VAC Size 1 3 33mm H x 9 229mm W x 2 6 66mm D Weight 1 1 pounds 50...

Page 13: ...11 2 Port VGA Switch with Audio Serial Control ...

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Page 16: ...Product Designed and Made in the USA ...

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