S764DAV-S7764DAV User Manual
Contents
1. 21 3 3 8 RACK MODULE POWER CONNECTIONS 22 524 0 5 cabia than eias 21 SOPERATION PER E 22 4 1 NORMAL OPERATION 22 4 2 LED OPERATION 22 4241 LASER INDICATOR ipie noi etate Metas 22 4 2 2 LEVELILOSS INDICATOR 23 42 3 VIDEO IN OUT INDICATORS t nente nin 23 424 AUDIO 1 2 IN OUT INDICATORS 23 11 0764DAV A December 2003 3 Table of Contents S764DAV S7764DAV User Manual 425 DATA 1 2 IN OUT INDICATORS eee ees 23 426 CONTACT 1 2 IN OUT INDICATORS sese 24 4 2 7 ENABLED 1 2 INDIGATORS s xi o eei eee o Deere tie eer recie een 24 ES VIDEO TEST PATTERNS lanto aie esu 24 Zub WEST MODE EV SUSTO NNE DDD PSU PNEU pe 24 9 TROUBLESHOOTING EN RIDE ERN EE DE E E 26 APPENDIX A RS485 APPLICATION 27 AA INGRODUCTION a coe roit dari dn tet er anoo dace tot o aon EEA 27 A2 GONNECTION su nd eund otia o Dude Moto ee tua dana de ma D Ce RR DOR P D GRE IRA DEA RA D 27 As CONFIGURATION conan EX PES RES ee RU FER 27 TERMINATION PAPIER DURO a RON RD elena 27 4 11 0764DAV A December 2003 S764DAV S7764DAV User Manual Before You Begin BEFORE YOU BEGIN2. 10 11 0764DAV A December 2003 S764DAV S7764DAV User Manual Module Setup 3 Ifthe optical or video alarm output is not desired set the corresponding DIP switch SW3 1 SW3 2 to the OFF position NOTE Setting ALARM switches SW3 1 and SW3 2 to the OFF position does not affect the operation of the LEVEL LOSS or VIDEO LEDs A red LED always indicates signal loss 2 5 VIDEO FORMAT TEST PATTERN GENERATOR The S764DAV links support both NTSC and PAL video standards without adjustment DIP switch SW8 on the S764DAVT transmitter and S764DAVR receiver audio data cards enable the test pattern generator and select the video format To enable the test pattern generator and set the video format see Figure 2 and Figure 5 and perform the following ENABLE NTSC DISABLE PAL Figure 5 VIDEO FORMAT TEST PATTERN GENERATOR Switch SW8 1 Set DIP switch SW8 on the transmitter and receiver to the desired position 2 Ensure the switches on the transmitter and receiver are set to the same video format NOTE In order for the test pattern generator to operate properly both the transmitter and receiver must be set to the same format 2 6 AUDIO LEVEL The S764DAV system features dual audio level operation to meet the system requirements of 10 dBu audio reference and 0 dBu 4 dBu audio reference level All units are shipped with the audio level switches set to 18 dBu 0 dBu audio reference level At this setting the 18 dB of operating rang
3. 5m 149 mm Figure 8 502R Rack Card Enclosure Mounting Data 3 3 CONNECTIONS All video audio data contact and fiber connections are made to the back panel of the S764DAV module When connecting audio data or contact signals always wire the signal OUT pins on the audio data equipment to the signal IN pins on the fiber links and the signal IN pins on the audio data equipment to the signal OUT pins on the fiber links See Figure 9 14 11 0764DAV A December 2003 S764DAV S7764DAV User Manual AUDIO OUT ALIDIC IN m QUIT DATA IN CONTACT OUT CONTACT IM Audio Data Equipment Installation We AUDIO IN ALIDIO OLIT e DATA IN DATA OUT e CONTACT IN CONTACT OUT S764DAV Link Figure 9 S764DAV Fiber Link Audio Data Contact Connections 3 31 BACK PANEL CONNECTIONS Audio data and contact signals can be connected directly to the unit by wiring a 26 pin male D connector AMP plug part number 748474 1 pin part number 748333 4 and attaching it to audio data connector J4 on the back panel of the unit See Figure 10 Table 3 lists the signal and pin information Audio Data Video Out RX Only Optical In Optical Out Video In TX Only Note Optical In connector is not present on 1 Fiber models Figure 10 S764DAV 2 Fiber Module Back Panel Connections 11 0764DAV A December 2003 Installation S764DAV S7764DAV User Manual Table 3
4. SW1 SW2 Position 4 1 GROUND SHIELD Pin Signal NO CONNECTION 1 GROUND SHIELD TTL OUT RS422 OUT NO CONNECTION RS422 OUT TIE TO PIN 1 NO CONNECTION TTL IN RS422 IN NO CONNECTION RS422 IN co 0 oa BR GROUND NO CONNECTION Table 9 J2 J3 Connections for Manchester Biphase Data oa BR Ww hd GROUND SW1 SW2 Position 5 Table 10 J2 J3 Connections for Manchester Biphase Termination Unit Data SW1 SW2 Position 5 Pin Signal Pin Signal 1 MANCHESTER BIPHASE OUT 1 MANCHESTER BIPHASE OUT 2 MANCHESTER BIPHASE OUT 2 MANCHESTER BIPHASE OUT 3 NO CONNECTION 3 NO CONNECTION 4 NO CONNECTION 4 NO CONNECTION 5 MANCHESTER BIPHASE IN 5 MANCHESTER BIPHASE IN 6 MANCHESTER BIPHASE IN 6 MANCHESTER BIPHASE IN 7 NO CONNECTION 7 TERMINIATION TIE TO PIN 5 8 GROUND 8 GROUND 18 11 0764DAV A December 2003 S764DAV S7764DAV User Manual Table 11 J2 J3 Connections for RS485 2 Wire Data SW1 SW2 Position 6 standard offset Position 7 1V offset Position 8 2V offset Installation Table 12 J2 J3 Connections for RS485 4 Wire Data Pin Signal SW1 SW2 Position 9 standard offset Position A 1V offset Position B 2V offset 1 GROUND SH
5. 4 Audio Data Connections Pin Signal Pin Signal 1 AUDIO CHANNEL 1 OUT 14 AUDIO CHANNEL 1 IN 2 GROUND 15 AUDIO CHANNEL 2 IN 3 AUDIO CHANNEL 2 OUT 16 GROUND 4 CONTACT CHANNEL 1 IN 17 DATA CHANNEL 1 OUT 5 AUDIO CHANNEL 1 IN 18 DATA CHANNEL 1 IN 6 AUDIO CHANNEL 2 IN 19 CONTACT CHANNEL 2 OUT 7 DATA CHANNEL 1 OUT 20 CONTACT CHANNEL 1 OUT 8 DATA CHANNEL 1 IN 21 CONTACT CHANNEL 1 OUT 9 DATA CHANNEL 2 IN 22 5 VDC BIAS 10 CONTACT CHANNEL 2 OUT 23 GROUND 11 AUDIO CHANNEL 1 OUT 24 DATA CHANNEL 2 OUT 12 AUDIO CHANNEL 2 OUT 25 DATA CHANNEL 2 OUT 13 CONTACT CHANNEL 2 IN 26 DATA CHANNEL 2 IN 3 3 2 INTERFACE BOARD CONNECTIONS The S764DAV units are also supplied with an interface board that attaches directly to the back of the module The interface board contains screw terminal connectors for the audio data and contact inputs and outputs Refer to Figure 11 and Table 4 through Table 14 for interface board wiring information J2 J4 J6 J1 Mates with J4 on S764DAV Back Panel J3 J5 J7 Figure 11 S764DAV Interface Board 16 11 0764DAV A December 2003 S764DAV S7764DAV User Manual Installation Table 4
6. 6 mm of insulation from the ends of the cable Taking care to observe the correct polarization of the cable insert one lead into one of the screw sockets and tighten the screw Confirm the security of the connection with a light pull on the cable Repeat step 3 for the other conductor Seat the connector in its position in the fiber unit Plug the power supply into a suitable outlet Power up the peripheral equipment and verify system operation by observing video on the monitor at the receiver end 3 3 8 RACK MODULE POWER CONNECTIONS Power connections are made automatically when the card is installed To supply power to the rack connect the rack power supply to an AC outlet and set the power switch to ON 11 0764DAV A December 2003 21 Operation S764DAV S7764DAV User Manual 4 OPERATION 4 1 NORMAL OPERATION S764DAV fiber links operate automatically after installation Refer to paragraph 4 4 for details on how to execute the test mode For description of LED color codes and an explanation of how to diagnose system faults using the LEDs built into the units refer to section 5 Troubleshooting 4 2 LED OPERATION The S764DAV modules have built in Status Monitoring And Reliability Test System SMARTS diagnostic capabilities that include LED indicators for monitoring data and optical status The S764DAV fiber units have nine pairs of LED indicators that describe the current state of operation the current status of video
7. Interface Board Connections Pin Signal Pin Signal Connector J2 Connector J3 1 GROUND 1 GROUND 2 DATA CHANNEL 1 OUT 2 DATA CHANNEL 2 OUT 3 DATA CHANNEL 1 OUT 3 DATA CHANNEL 2 OUT 4 5 VDC BIAS 4 5 VDC BIAS 5 DATA CHANNEL 1 IN 5 DATA CHANNEL 2 IN 6 DATA CHANNEL 1 IN 6 DATA CHANNEL 2 IN 7 TERMINATION 7 TERMINATION 8 GROUND 8 GROUND Connector J4 Connector J5 1 AUDIO CHANNEL 1 IN 1 AUDIO CHANNEL 2 IN 2 AUDIO CHANNEL 1 IN 2 AUDIO CHANNEL 2 IN 3 GROUND 3 GROUND 4 AUDIO CHANNEL 1 OUT 4 AUDIO CHANNEL 2 OUT 5 AUDIO CHANNEL 1 OUT 5 AUDIO CHANNEL 2 OUT 6 GROUND 6 GROUND Connector J6 Connector J7 1 CONTACT CHANNEL 1 IN 1 CONTACT CHANNEL 2 IN 2 CONTACT CHANNEL 1 IN 2 CONTACT CHANNEL 2 IN 3 CONTACT CHANNEL 1 OUT 3 CONTACT CHANNEL 2 OUT 4 CONTACT CHANNEL 1 OUT 4 CONTACT CHANNEL 2 OUT Table 5 J2 J3 Connections for RS232 Data Table 6 J2 J3 Connections for RS232 Data with SW1 SW2 Position 1 SW1 SW2 Position 2 Pin Signal Pin Signal 1 GROUND SHIELD 1 GROUND SHIELD 2 RS232 OUT 2 RS232 OUT 3 NO CONNECTION 3 RTS CTS OUT 4 NO CONNECTION 4 NO CONNECTION 5 RS232 IN 5 RS232 IN 6 NO CONNECTION 6 RTS CTS IN 7 NO CONNECTION 7 NO CONNECTION 8 GROUND 8 GROUND 11 0764DAV A December 2003 17 Installation Table 7 J2 J3 Connections for TTL Data SW1 SW2 Position 3 S764DAV S7764DAV User Manual Table 8 J2 J3 Connections for RS422 Data Pin Signal
8. recommended that the 613P power adapter be used to supply power to the module Damage to the equipment may result if AC power is used CAUTION Complete all instruction steps before supplying power to the unit 11 0764DAV A December 2003 13 Installation S764DAV S7764DAV User Manual 1 Look inside the enclosure to determine the location of the socket for the edge connector on the card Orient the card so that it will seat in the socket and slide it into the card guides in the enclosure until the edge connector at the back of the card seats in the socket Seating may require thumb pressure on the top and bottom of the card s front panel CAUTION Do not to press on any of the LEDs when installing cards into the enclosure Equipment damage may result 2 Tighten the two thumbscrews on the card until the front panel of the card is seated against the front of the enclosure 3 Determine where the module will be installed and ensure that there is adequate space for making the various cable connections and for reading the diagnostic LEDs See Figure 8 NOTE The type of screws chosen must be suitable for the surface on which the module is to be mounted 4 Standalone modules can be attached to suitable flat surfaces with four No 6 3 mm screws After the enclosure is securely attached to a flat surface the cable connections can be made 3 3 in ls 236 mm Bin 215 1210 mami 55 mm 64 In 161 mm
9. Read these instructions before installing or operating this product Note This installation should be made by a qualified service person and should conform to local codes This manual provides installation and operation information To use this document you must have the following minimum qualifications A basic knowledge of CCTV systems and components A basic knowledge of electrical wiring and low voltage electrical hookups Intended use Use this product only for the purpose for which it was designed refer to the product specification and user documentation Customer Support For assistance in installing operating maintaining and troubleshooting this product refer to this document and any other documentation provided If you still have questions please contact Technical Support and Sales GE Interlogix Video Systems Group Call 800 469 1676 Fax 541 752 9096 Note You should be at the equipment and ready with details before calling Technical Support Conventions Used in this Manual Boldface or button icons highlight command entries The followng WARNING CAUTION and Note statements identify potential hazards that can occur if the equipment is handled improperly WARNING Improper use of this equipment can cause severe bodily injury or equipment damage CAUTION Improper use of this equipment can cause equipment damage Note Notes contain important information about a product or procedure T
10. anything is missing from the following list contact your authorized dealer or representative S764DAVT S7764DAVT Transmitter S7764DAVR S7764DAVR Receiver User Manual Save the original packing materials in case it becomes necessary to return the unit CAUTION A Take all necessary precautions to protect the unit from static electricity during the following procedures Equipment damage may result 2 2 DATA TRANSLATION The data translation capability of the S764DAV series is unique in the industry It enables translation from one data format to another and eliminates the need for external translation devices The translation is in the physical layer only it cannot interpret specific protocols or translate commands Due to the encoding schemes utilized in Manchester and Biphase these formats are exempt from translation Data translation examples are shown in Table 1 Table 1 Data Translations Translation TX Switch RX Switch Comments Setting Setting TTL to RS232 three wire 3 1 Signal level conversion RS232 three wire to TTL 1 3 Signal level conversion TTL to RS422 3 4 Single ended to differential conversion RS422 to TTL 4 3 Differential to single ended conversion RS232 three wire to RS422 1 4 Single ended to differential conversion RS422 to RS232 three wire 4 1 Differential to single ended conversion RS232 five wire to RS485 2 7 A RS232 handshaking bit is used to indicate tri sta
11. IELD Pin Signal NO CONNECTION GROUND SHIELD NO CONNECTION RS485 OUT 5 VDC BIAS OUT RS485 OUT RS485 5 VDC BIAS OUT RS485 RS485 IN TERMINATION TIE TO PIN 5 RS485 IN OD a BR OJIN GROUND TERMINATION TIE TO PIN 5 Table 13 J2 J3 Connections for SensorNet Data CO N oO a BR OJIN GROUND SW1 SW2 Position 6 Table 14 J2 J3 Connections for Test Mode Loopback Pin Signal SW1 SW2 Position 1 GROUND SHIELD Pin Signal NO CONNECTION 1 NO CONNECTION NO CONNECTION TIE TO PIN 5 5 VDC BIAS OUT TIE TO PIN 6 SENSORNET NO CONNECTION SENSORNET TIE TO PIN 2 TERMINATION TIE TO PIN 5 TIE TO PIN 3 Oo oa BR OJIN GROUND NO CONNECTION 3 3 3 BUILT IN TERMINATION CO N oO a BR OJIN GROUND The S764DAV features a built in termination on the Interface Board for RS485 Manchester Biphase and SensorNet installations Refer to Table 4 and Table 10 through Table 13 11 0764DAV A December 2003 19 Installation S764DAV S7764DAV User Manual 3 3 4 VIDEO CABLE CONNECTIONS CAUTION Make sure all peripheral equipment that will be connected to the fiber unit is turned OFF during installation Damage to equipment may result NOTE Belden n
12. User Manual 5764DAV S7764DAV Fiber Optic Transmission System GE Interlogix Video Systems Group 2003 GE Interlogix Video Systems Group All Rights Reserved Any GE Interlogix Video Systems Group software supplied with GE Interlogix Video Systems Group products is proprietary and furnished under license and can be used or copied only in accordance with the terms of such license This document contains proprietary information that is protected by copyright No part of this document may be reproduced or transmitted in any form or by any means without the prior written permission of GE Interlogix Video Systems Group The information contained in this document is subject to change without notice GE Interlogix Video Systems Group in keeping pace with technological advances is a company of product innovation Therefore it is difficult to ensure that all information provided is entirely accurate and up to date GE Interlogix Video Systems Group accepts no responsibility for inaccuracies or omissions and specifically disclaims any liabilities losses or risks personal or otherwise incurred as a consequence directly or indirectly of the use or application of any of the contents of this document For the latest product specifications visit GE Interlogix Video Systems Group online at www GE Interlogix com or contact your GE Interlogix Video Systems Group sales representative For technical support b
13. at ENABLED 1 and or 2 LED flashing red off Invalid or Test mode configured remotely Set DATA SELECT switch to valid format if not in Test mode 26 11 0764DAV A December 2003 S764DAV S7764DAV User Manual RS485 Application Notes APPENDIX A RS485 APPLICATION NOTES A 1 INTRODUCTION The S764DAV is configurable for both full duplex four wire and half duplex two wire operation It can be used for interfacing to systems adhering strictly to the RS 485 specification and for use with systems that use a modified fail safe biased RS 485 bus A 2 CONNECTION Use high quality twisted pair wiring and make sure all connection points are clean and tight A loose connection on one of the wires can appear to function yet cause intermittent errors DATA LEDs may be flashing as signals pass through the system but those signals will be corrupt A 3 CONFIGURATION The S764DAV multi protocol data MPD units are designed to work with virtually any RS485 system Unfortunately some systems operate on a modified version of RS485 that use a fail safe biasing to pull up down their bus during a tri state condition In a standard RS485 system when a driver on a properly terminated bus goes into tri state the voltage between the differential outputs should be less than 200 mv This is considered standard offset in the product instruction manuals A differential output tri state voltage this small can cause some non standard
14. ation 3 INSTALLATION This fiber optic link is supplied as a rack card The rack cards can also be used in a standalone configuration if placed in a 502R rack card enclosure Units should be installed in dry locations protected from extremes of temperature and humidity 3 1 RACK CARDS Rack cards are installed in a 19 inch 483 mm EIA standard card cage rack either the 515R1 or the 517R1 Follow these guidelines to install rack cards CAUTION Although rack cards are hot swappable and can be installed without turning off power to the rack the power switch on the rack power supply should be turned off and the rack power supply disconnected from any power source before installing rack cards 1 Make sure that the card is oriented right side up and slide it into the card guides in the rack until the edge connector at the back of the card seats in the corresponding slot in the rack s connector panel Seating may require thumb pressure on the top and bottom of the card s front panel CAUTION Do not press on any of the LEDs when installing cards into the rack Equipment damage may result 2 Tighten the two thumbscrews on the card until the front panel of the card is seated against the front of the rack 3 2 502R RACK CARD ENCLOSURES Follow these guidelines to install rack cards in the 502R rack card enclosure CAUTION A The rack card module can be powered only by 13 5 16 VDC AC power must not be used It is
15. audio and data signals and fiber optic signal strength These indicator pairs are LASER and LEVEL LOSS VIDEO IN OUT AUDIO 1 IN OUT AUDIO 2 IN OUT DATA 1 IN OUT DATA 2 IN OUT CONTACT 1 IN OUT CONTACT 2 IN OUT ENABLED 1 and ENABLED 2 See Figure 12 The operation of the front panel LEDs is described in the following paragraphs LADDE h d BUDE 5 p DATA 2 CONTACT 1 COATALT 3 EMAILED ve Figure 12 Front Panel LEDs 421 LASER INDICATOR A green LASER LED indicates the laser is operating normally A red LASER LED indicates the laser is malfunctioning 22 11 0764DAV A December 2003 S764DAV S7764DAV User Manual Operation 422 LEVEL LOSS INDICATOR This LED indicates the relative optical signal strength received at the module When sufficient optical power is being received the LED is green As the optical power decreases as happens through long fiber runs splices or connections the LEVEL LOSS LED stays green until the optical power drops below the minimum level The LEVEL LOSS LED will turn bright red to indicate an insufficient amount of optical power is being received All data will default to its failure state level to eliminate bus contention 4 2 3 VIDEO IN OUT INDICATORS The VIDEO IN or OUT LED indicates the strength of the video signal The VIDEO IN LED on the module remains green as long as an adequate video signal is being input to the unit If the vide
16. drop too low or driver circuitry might fail The standard value of terminating resistors for RS485 is 1200 11 0764DAV A December 2003 27 RS485 Application Notes S764DAV S7764DAV User Manual 28 11 0764DAV A December 2003
17. e will support maximum audio levels of 18 dBu To set the audio levels see Figure 2 and Figure 6 and perform the following 11 0764DAV A December 2003 11 Module Setup 1 2 3 2 7 Eua AUDIO 2 PUT LEVEL SWITCH 18 dB BOTH SWITCHES MUST BE SET THE SAME POSITION 1 3 SAT AUDO OUTPUT LEVEL SELECT EVWITCH 18 dB SWATCH 1 AUDIO 1 SWATCH 2 AUDIO 2 B dB S764DAV S7764DAV User Manual AUDIO 1 INPUT LEVEL 18 dB BOTH SWITCHES MUST BE SET THE POSITION Figure 6 AUDIO LEVEL Switches SW4 SW5 and SW7 INPUT IMPEDANCE If a low audio input level causes the output audio signal to degrade the input sensitivity of the S764DAV can be increased by switching to the 8 dBu maximum scale For systems running at 10 dBu typical for VCRs and DVD players switches SW4 SW5 and SW7 should be set to 8 dB You can set the transmitter input to 8 dBu and the receiver output to 18 dBu to add 10 dB of gain to the system however this also increases system signal to noise ratio S N The S764DAV units are shipped with the input impedance set at high impedance high Z To select a 6000 input impedance in place of the high Z input set switch SW6 on the audio data card to 600 See Figure 2 and Figure 7 600 HI Z BOTH SWITCHES MUST BE SET TO THE SAME POSITION Figure 7 IMPEDANCE Switch SW6 11 0764DAV A December 2003 S764DAV S7764DAV User Manual Install
18. efore and after installation call 800 469 1676 Technical support is available 24 hours a day 7 days a week This equipment has been tested and found to comply with the limits for a Class A digital device pursuant to part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interference when the equipment is operated ina commercial environment This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instruction manual may cause harmful interference to radio communications You are cautioned that any changes or modifications not expressly approved by the party responsible for compliance could void the user s authority to operate the equipment Call Tech Support 800 469 1676 6 A M 5 P M PST Monday through Friday Tech Support 541 740 3589 all other times Main 800 343 3358 or 541 754 9133 Fax Tech Support 541 752 9096 available 24 hours a day Main 541 754 7162 Web www GE Interlogix com 11 0764DAV A December 2003 S764DAV S7764DAV User Manual Table of Contents TABLE OF CONTENTS BEFORE YOU BEGIN RR RAN RA RR RR RANA RR NR D wi 5 T INTRODUCTION tero th Enc t ctu rue Eo teure unu the EE boa iade 7 2 MODULE SETUP sasessseiiane reino adonde iron decori Cn d Cn Rn S 8 Zid UNPACKING THE INIT Sues eiue sista etek
19. ember 2003 25 Troubleshooting 5 TROUBLESHOOTING S764DAV S7764DAV User Manual Table 15 contains troubleshooting information for the S764DAV units Table 15 Troubleshooting Problem Probable Cause Solution Red LASER LED Laser is malfunctioning Replace module Red LEVEL LOSS LED Fiber not connected Connect fiber to receiver and transmitter Transmitter Receiver not powered up Connect and apply power to module VIDEO IN OUT LED is OFF Video input not connected to module Connect video input to module Video source not powered up Apply power to video source Video source not transmitting Check video source and cabling AUDIO IN OUT LED is OFF Audio input not connected to module Connect audio input to module Audio source not powered up Apply power to audio source Audio source not transmitting Check audio source and cabling DATA IN LED is OFF Tri state condition No action required Data input not connected to module Connect data input to module Data source not powered up Apply power to data source Data source not transmitting Check data source and cabling Red ENABLED 1 and or 2 LED Test or invalid mode selected Set DATA SELECT switch to valid format ENABLED 1 and or 2 LED flashing red green Both Transmitter and Receiver set to Auto Configure mode Set Transmitter or Receiver DATA SELECT switch to valid form
20. ensorNet E Receiver Test mode 7 RS485 two wire 1V offset F Transmitter Test mode 2 3 2 AUTO DATA CONFIGURATION The S764DAV modules can be set for Auto Data Configuration where the format of the data on channel 1 or channel 2 is controlled from one unit either the transmitter or the receiver To use the Auto Data Configuration feature perform the following 1 Set the DATA SELECT switches SW1 or SW2 on one unit to position O default setting 2 Set the DATA SELECT switches SW1 SW2 on the other unit to the desired format 3 Ifthe data format needs to be changed for a particular channel only the DATA SELECT switches on one unit need to be changed The other unit remains in position 0 and will auto configure according to the selected data format 2 4 OPTICAL VIDEO ALARMS Rack cards are supplied with alarm functions that activate if the optical or video signal input to the module fails These alarms can be output to the rack power supply where an audible alarm and alarm output contact closure can be activated The optical and video alarms are controlled using DIP switch SW3 on the audio data card To set the optical and video alarms see Figure 2 and Figure 4 and perform the following ENABLE ON SWITCH 1 FIBER ALARM SWITCH 2 VIDEO ALARM DISABLE Figure 4 ALARM Switch SW3 1 Set switch SW3 1 to the ON position to enable the FIBER optical alarm 2 Set SW3 2 to the ON position to enable the VIDEO alarm
21. he LEDs High speed bursts of activity previously undetectable by standard LED circuits are easily seen by this special circuitry The DATA OUT LED functions identically to the DATA IN LED except that the LED represents data that is being output from the unit This LED has the same high speed capture circuitry as the DATA IN LED 11 0764DAV A December 2003 23 Operation S764DAV S7764DAV User Manual 4 2 6 CONTACT 1 2 IN OUT INDICATORS The CONTACT IN OUT LEDs indicate the presence of relay contact closure signals A green CONTACT IN OUT LED indicates a closed relay contact and a red LED indicates an open relay contact 427 ENABLED 1 2 INDICATORS The ENABLED 1 left and ENABLED 2 right LEDs monitor the selected mode of Data channels 1 and 2 They have five states as follows Green indicates a valid mode has been selected Red indicates an invalid mode spare or TEST mode has been selected Flashing red green indicates that no mode has been selected Flashing green off indicates a valid mode is configured remotely Flashing red off indicates either an invalid mode or the Test mode is configured remotely 43 VIDEO TEST PATTERNS The S764DAV includes an internal video test pattern generator that can ease installation and troubleshooting The test patterns generated can notify the user of a fiber or video source failure by outputting specific test patterns on the user s monitor This mode verifies proper functional
22. his symbol indicates electrical warnings and cautions This symbol indicates general warnings and cautions 11 0764DAV A December 2003 5 Before You Begin S764DAV S7764DAV User Manual 6 11 0764DAV A December 2003 S764DAV S7764DAV User Manual Introduction 1 INTRODUCTION This is a guide to the installation and operation of the S764DAV and S7764DAV series fiber optic video audio data and contact closure transmission system Please read the entire manual before installing the equipment NOTE The series numbers S764DAVT and S764DAVR are used to describe all models of transmitters and receivers unless noted otherwise The Series S764DAV and S7764DAV transmission systems offer simultaneous real time transmission of One channel of one way 9 bit digital video Two channels of two way high quality audio HQA Two channels of two way multi protocol data MPD Two channels of two way relay contact closures The S764DAV system operates over one or two multimode fibers and the S7764DAV uses one or two single mode fibers A complete system consists of an S764DAVT transmitter and an S764DAVR receiver Units are designed for installation in the 515R1 or 517R1 Card Cages or in the 502R rack card enclosure Figure 1 shows a basic system diagram Figure 1 S764DAV System Diagram 11 0764DAV A December 2003 7 Module Setup S764DAV S7764DAV User Manual 2 MODULE SETUP 2 1 UNPACKING THE UNIT In the event that
23. ieee asda 8 2 2 DATA TRANSLATION aieea a op ne 8 2 9 INPUT OUTPUT DATA ott toto Lot rona Dad oo a Ert ett Led ot Rote reed dents 8 2 3 1 MANUAL DATA SELECTION cenena etenee Uu teca pen 9 232 AUTO DATA CONFIGURATION e oe ETE eoe REX H e E pee er REPE S EET 10 2 4 OPTICAL VIDEO ALARMS tice tiroir iret nd die oa nto sra dad nda e iade oc d Magura e edo 10 2 5 VIDEO FORMAT TEST PATTERN 11 21D o AUDIO LEVEL 205 00086 4605 FEED C IDE 11 2 73 INPUT IMPEDANCE aaa oes 12 3 INSTALLATION a D RT ORC RR E ROLE RAS 13 Sel CARDS susana toi latina indie ing laird nu cmd cube Did ii add id pibe mde ems 13 3 2 502R RACK CARD ENCLOSURES EUR 13 Sid Cesena iP r LE 14 3 3 1 BACK PANEL CONNECTIONS Gud eid ond s e Pao qid ed Pa 15 3 3 2 INTERFACE BOARD 16 3 3 3 BOIETSIN TERMINATION 19 3 3 4 VIDEO CABLE CONNECTIONS oscar dcunsseubcvedtexdueecseudsceddends ERE EPECE ER EZERUHREE MEDE 20 9 85 AUDIO CONNECTIONS dt aa S eU EUR NEAR UU ca ates 20 3 3 6 FIBER OPTIC CABLE CONNECTIONS c qa Dea Da e cage 20 3 3 7 STANDALONE MODULE POWER
24. ity of the digital decoding process and the fiber optic interconnections Follow the procedures described in paragraph 2 5 to enable the test pattern generator Figure 13 shows the test patterns displayed on the monitor Disabling the test pattern generator causes no on screen display during failure conditions Wideo Loss Single White Bar Double White Bar Ramp Test Pattern No Video Input No Optical Input Test Mode Selected to Transmitter to Receiver at Transmitter Figure 13 On Screen Monitor Displays 44 TEST MODE The Test mode enables you to verify the operation of the video audio and data circuits in the S764DAV units as well as the fiber connection from the S764DAV transmitter to the S764DAV receiver To execute the test mode perform the following Note Either DATA SELECT switch SW 1 or SW 2 can be set to position F to enable the video ramp test pattern and the 1 kHz test tone generator to verify video and audio operation 24 11 0764DAV A December 2003 S764DAV S7764DAV User Manual Operation 1 Set the DATA SELECT switch on the S764DAV you are testing to TX Test Mode At this end only wire the data connections as follows refer to Table 14 Connect the DATA IN pin to the DATA OUT pin Connect the DATA IN pin to the DATA OUT pin 2 Atthe opposite end set the DATA SELECT switch on the S764DAV to RX Test Mode 3 The transmitting unit should operate as follows ENABLED LED is RED i
25. ndicating that a valid data format has not been selected DATA OUT LED is slowly flashing between amber green and off This indicates that the test mode is generating an output pattern and sending it out on copper DATA IN LED should mimic the DATA OUT LED This indicates a good proper loopback connection and proves that the data transmit receive circuitry is working properly LEVEL LOSSTM might be red or green indicating received fiber signal strength 4 The receiving unit should operate as follows ENABLED LED is GREEN indicating a valid data format is selected DATA OUT LED should slowly flash amber green off This indicates that the fiber path from the unit set for Test mode is reliable DATA IN LED should be OFF indicating there is no input copper connection made LEVEL LOSS LED should be green to off but not red indicating that sufficient optical power is being received The AUDIO OUT LEDs should be green indicating sufficient audio output signal level 5 In addition to the LED operation described above verify the following The monitor displays a ramp test pattern as shown in Figure 13 A 1 kHz test tone is emitted on the audio system connected to the receiving unit After the test has been performed at one end swap switch positions and connectors to perform the test on the other end If the test is successful the copper in to fiber to copper out conversion is working in both directions 11 0764DAV A Dec
26. o input becomes too weak the LED will turn red The VIDEO OUT LED on the module performs a similar function except that it refers to the video output from the unit Note The S764DAV monitors the video sync signals to determine the strength of the signal It does not monitor the brightness signal Thus if the scene in front of a camera is totally dark producing a blank monitor screen the VIDEO IN and OUT LEDs can still be green 4 2 4 AUDIO 1 2 IN OUT INDICATORS The AUDIO IN or OUT LED indicates the strength of the audio signal by varying in intensity The AUDIO IN LED remains green as long as an adequate audio signal level is being input to the module If the audio input becomes too weak the LED will turn off The LED will be red when the audio level is clipped The AUDIO OUT LED performs a similar function except that it refers to the audio output from the module 4 2 5 DATA 1 2 IN OUT INDICATORS The DATA IN LED indicates the level of the data signal being input to the S764DAV over copper A green DATA IN LED indicates a logic HIGH is present on the data inputs An amber DATA IN LED indicates a logic LOW is present on the copper No color OFF indicates a tri state or high impedance input This LED can be used to determine the resting state of your equipment and in the RS485 states verify that a tri state is being detected properly The S764DAV has special circuitry to capture data transitions and make them visible on t
27. systems to latch up because they are designed for much larger fail safe offsets To be able to interface to such equipment the S764DAV MPD units offer two more offset level modes In most cases the S764DAV unit should be configured for standard offset operation When the system is operating properly the DATA IN and DATA OUT LEDs are off when there is no communication tri state and flash when data is being sent or received If the link is not functioning properly LEDs will most likely not turn off change the DATA SELECT switch on the unit to a higher offset mode First try 1 V then 2 V If switching the mode switch does not prove effective the offset level may have to be emulated at one end of the system by using pull up down resistors on the data connector The S764DAV has a 5 V bias pin and ground pins on the connector for this purpose Contact the equipment manufacturer s technical support for recommended resistor values and configuration A 3 TERMINATION RS485 systems need to be properly terminated in order to work reliably Two terminating resistors are used on each RS485 bus at the farthest ends of the link These resistors should be attached to the data audio connector on the back of the unit if the S764DAV link is at one end of the bus If the terminating resistors are left out the tri state condition will not be detected and the bus might lock up If there are too many terminations on the bus signal levels might
28. te RS485 to RS232 five wire 7 2 Tri State detection circuitry activates handshaking bit 2 3 INPUT OUTPUT DATA FORMAT Determine the data formats required for input and output for both data channels The data formats may be the same or different for each channel The data format can also differ from input to output on the same data channel 8 11 0764DAV A December 2003 S764DAV S7764DAV User Manual 2 3 1 MANUAL DATA SELECTION Module Setup Using the rotary DATA SELECT switch SW1 for data channel 1 and SW2 for data channel 2 select a valid data format for each data channel on both the transmitter and receiver See Figure 2 Figure 3 and Table 2 NOTE The DATA SELECT switches SW1 and SW2 on the audio data card are shipped in the Auto Configure setting position 0 SW1 SW7 SW5 5 4 T L SW3 SW8 SW2 Figure 2 S764DAV Location of Switches DATA CHANNEL 1 SW2 DATA CHANNEL 2 Figure 3 DATA SELECT Switches SW1 and SW2 SW6 11 0764DAV A December 2003 Module Setup S764DAV S7764DAV User Manual Table 2 DATA SELECT SW1 SW2 Settings Setting Data Mode Setting Data Mode 0 Not Configured or Auto Configuration 8 RS485 two wire 2V offset 1 RS232 9 RS485 four wire standard 2 RS232 with handshake A RS485 four wire 1V offset 3 TTL B RS485 four wire 2V offset 4 RS422 two wire C Not used 5 Manchester Biphase D Not used 6 RS485 two wire Standard or S
29. ted fiber and mark both ends with a unique identification label e g for cable no 03 fiber no 08 to ensure that the fiber connected to the near end is the same as the one connected to the far end The proper optical connection will link the transmitter s TRANSMIT OUT port to the receivers RECEIVE IN port See Figure 10 1 Wipe the inside of the port s sleeve with a lint free pipe cleaner moistened with reagent grade isopropyl alcohol Blow dry with dry air 2 Clean the connector using a lint free cloth dampened with reagent grade isopropyl alcohol Thoroughly wipe the side and end of the ferrule Blow the ferrule dry with dry air Visually inspect the ferrule for lint 3 Fasten the fiber optic cable to the port 20 11 0764DAV A December 2003 S764DAV S7764DAV User Manual Installation 3 3 7 STANDALONE MODULE POWER CONNECTIONS CAUTION Standalone modules can be powered only by 13 5 16 VDC AC power must not be used Damage to the equipment will result The 502R rack card enclosure has a removable screw terminal connector for the electrical input connection Pin 1 of this connector is the GROUND terminal pin 2 is not used and pin 3 is the DC terminal as marked on the enclosure Connect the input power as follows 1 2 3 4 5 6 7 Identify the power connector and remove it from the module Make sure the power supply is not connected to any power source and strip approximately 0 25 inches
30. umber 9259 or equivalent RG59 U coaxial cable should be used between the video equipment and the fiber units Do not exceed the maximum distance recommended by the manufacturer of the video equipment NOTE Coaxial cable must be terminated with female BNC connectors to properly connect with the fiber links Connect the video equipment such as a camera and monitor to the input and output BNC jacks on the S764DAV transmitter and receiver using terminated coaxial cable See Figure 10 3 3 5 AUDIO CONNECTIONS Audio input and output signals are connected to the 26 pin connector located on the back of the module or to the screw terminal connectors on the Interface board supplied with the unit See Figure 10 and Figure 11 Refer to Table 3 and Table 4 for wiring information NOTE Signal strength remains the same regardless of type of connection Audio connection options include Balanced transmitter input to balanced receiver output Balanced transmitter input to unbalanced receiver output Unbalanced transmitter input to unbalanced receiver output Unbalanced transmitter input to balanced receiver output 1 Fora balanced connection connect the external equipment to the and pins of the desired channel 2 For an unbalanced connection add a short jumper between the pin and the ground pin 3 3 6 FIBER OPTIC CABLE CONNECTIONS Most cable manufacturers identify the individual fibers in the cable Select appropriately termina
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