Instruction/ maintenance manual of the product AD1475A American Dynamics
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Model ADl475A DuoQuad Multiplexer Installation and Operating Instructions The 1475A DuoQuad Multiplexer combines a high-performance quad multiplexer, a multi-function video switcher, a quad playback expander, and a programmable microprocessor conmi unit in one single rack-height enclosure.
The softwardilrmware furnished with this equipment is confldential to and is copyrighted by AMERICAN DYNAMICS. It is not to be copied or disclosed in any manner without the express written consent of AMERICAN DYNAMICS. The softwardfirmware is furnished to th purchaser under a license for use on a single system.
QA303C This product generates and uses radio frequency energy and if not installed and used properly, that is, in strict accordance with the manufacturer's instructions, may cause interference to radio and television reception.
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Table of Contents page System Description ........................................ 1 Installation ...................................................... 2 Operation ........................................................ 6 Setup .....................
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1475A System Description SYSTEM DESCRIPTION The 1475A DuoQuad Multiplexer can be configured in several ways. Hookup instructions for four of the most common configurations are detailed in the Installation Section. Setup and operating procedures follow and are common to all configurations.
1475A Installation MOUNTING Tabletop and rack-mount models are available and may be mounted in a convenient location near associated monitors. Tabletop models are 1.88” high and 1’l”wide. Rack-mount models are denoted with the suffix R and are designed for use in standard EIA 19” racks and are 1.
1475A Video and Alarm Connections VIDEO AND ALARM CONNECTIONS &Camera Configuration Cameras 1 thru 4 are displayed in Quad A. Quad Monitor Call Monitor Quad A 8-Camera Configuration Cameras 1 thru 4 are displayed in Quad A. Cameras 5 thru 8 are displayed in Quad B.
1475A Video and Alarm Connections 5- to 7-Camera Configuration If less than 8 video sources are used and you do not wish to have a blank screen in one of the Quads, or you wish to see one or more high-priority cameras continuously, the following configuration can be used.
1475A Internal Setups INTERNAL SETUPS Due to the presence of non-insulated components with hazardous voltages, the following internal adjustments are to be performed by qualified service personnel only. Color Filters Jumpers J32,33 The 1475A system does not pass color signals on the Quad output.
1475A General Operation GENERAL OPERATION Front Panel All optrator controls for the DuoQuad are located on the front panel and operate as follows: ONIOFF Rocker Switch .
1475A General Operation VIDEO LOSS DETECTIONS VCR PLAYBACK Loss of video to any input is detected. A blinking "VIDEO LOSS" message is displayed in the appropriate quadrant of the Quad display and the corresponding quadfaat displays a blanked screen.
t475A Setup INITIAL SETUP AND PROGRAMMING As shipped, the 147519 is set to behave identically to the indushy standard 1474, with the exception that it can accommodate eight inputs and has numeric camera ID and automatic sequencing. The sequence rate is set at one second and alarm clearance is set for DELAY with alarm contacts normally open.
1475A Setup CALL SEQUENCE The Call Sequence menu permits setting of the sequence, including dwell time, for cameras to be included on the Call Monitor.
1475A Setup Using the mw pushbuttons, position the cursor at the character to be changed and use the + and - pushbuttons to increment or decrement the character. Clear: Defines the type of alarm clearance. I: Clears alarms when the alaxm input clears.
1475A Remote Control REMOTE CONTROL One or more DuoQuad, with the optional 1475ADTC add-on, may be controlled via RS-232 lines from a terminal or computer using standard ASCII codes.
.- 1475A Remote Control PROGRAMMING NOTES FOR RS-232 INTERFACE The command set far the machine is as noted in the manual. The commands should all be in upper case. The commands should be ASCII, PRELIMINARY REQUIREMENTS The communication parameters for the DuoQuad are %bit data word, no parity, 1 stop bit, 1200 Baud.
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SPECIFICATIONS Sh: Dcsktog- 1.88"Hx 1O.FDx 1T'W (48 x 268 x 431 moll Rrk Mo~nt - 1.75" H x 105" D x 19" W (45 x 268 x482 mm) WWI: 10 Ibs (4.
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