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4x4 Video/Stereo Audio
Vertical Interval Matrix Switcher

OMX-4X4

812 Kings Highway • Saugerties, NY 12477

A Division of Tower Products, Inc.

OMX-4X4 SERIAL CONTROL SOFTWARE VERSION 1.0

The OMX-4X4 is provided with a DOS bases RS232 control software. This software is provided on a
3.5” 1.44Mb floppy disc. This software allows the operator to run all switcher functions from a standard
IBM compatible PC. The software can be run from the floppy disc or installed on a PC hard drive.
Additionally, the software has control features not available via manual control.

TEST: This mode will instantly connect input #1 to all outputs. It can be used to feed Colorbars to all

outputs for test purposes.

MUTE: This feature allows all outputs to be disabled or “muted” at once. Individual output channels

may be muted as well.

Install the floppy disc in drive A of your PC. At the A: Prompt type: Install and hit return.
Type Y to answer YES for hardware installation. The software will create a sub-directory called 4X4232
on your hard drive and the copy the file AV.EXE into that directory.

From the directory 4X4232 type: AV
The operations menu will appear as shown below.

Select Output (1-4), T for Test, M to Toggle Mute or Q to Quit.

*************Current Switch Configuration***************

INSTALLATION

RUNNING PROGRAM

OUTPUT

CONNECTED OUTPUT

1

0

2

0

3

0

4

0

The top menu line offers these options: SELECT OUTPUT, TEST, MUTE & QUIT.
To enter the TEST mode type T and press enter. You will note that all the connected outputs change
to “1”. This indicates that all outputs are now connected to input #1. Follow the screen instructions for
exiting the TEST mode.

The MUTE feature is a Toggle. This means it may turned on & off by pressing the ENTER key. Type
M to engage this feature. You will note “MUTED” appears before each output line when the feature is
engaged. To toggle back & forth, simply hit ENTER & “MUTED” goes on & off accordingly.

Содержание OMX-4X4

Страница 1: ...it is designed to give you years of trouble free professional operation for your most demanding applications It is our goal to develop long term partnerships with our customers through our commitment...

Страница 2: ...4 Stereo outputs Unbalanced 600 Unity gain set 1 2Vp p RCAs Performance Measured with 1KHz 1 2Vp p sine wave Frequency Response 10 30KHz 0 1dB S N Ratio 85dB at specified tested center frequency for r...

Страница 3: ...ons in your system All output cables must be properly terminated if the devices being fed these signals provide a terminate option OPERATION Once the unit is properly connected simply select the input...

Страница 4: ...g received bytes to be dropped As a guideline the host program MAC or PC should delay 5 milliseconds between send codes Table 1 shows the codes for connecting outputs to inputs for basic switching Not...

Страница 5: ...he value 0x8C tells the switcher to enable output 1 2 2 OUTPUT CONTROL Outputs can be enabled or disabled If the output is disabled the switched connection remains intact Thus re enabling the output r...

Страница 6: ...drive A of your PC At the A Prompt type Install and hit return Type Y to answer YES for hardware installation The software will create a sub directory called 4X4232 on your hard drive and the copy the...

Страница 7: ...t selected You may also QUIT the program from any of the prompt lines Exiting the program leaves the switcher in the last controlled mode Pressing the front panel switches or enabling the RS232 port a...

Страница 8: ...in overheating 5 Do not clean the unit by using electrically conductive or corrosive chemicals Always be certain to unplug the unit from AC wall power before any major cleaning Use a damp cloth only...

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