background image

 

Figure 30: Fiber Signal Connections 

 

Signal Converter to Display Fiber Board 

Signal Converter  Field Cabling

Display Fiber  

Board 

J2 Transmit (TX1) 

(Color varies) 

J5 Receive (RX2) 

J3 Receive (RX1) 

(Color varies) 

J4 Transmit (TX2) 

 

Electrical Installation 
 

3-17

Summary of Contents for Galaxy AF-3155

Page 1: ...xy Series AF 3155 Display Manual ED 13908 Rev 2 16 April 2004 331 32nd Ave PO Box 5128 Brookings SD 57006 Tel 605 697 4034 or 877 605 1113 Fax 605 697 4444 www daktronics com e mail helpdesk daktronics com ...

Page 2: ...sibility for errors or omissions No part of this book covered by the copyrights hereon may be reproduced or copied in any form or by any means graphic electronic or mechanical including photocopying taping or information storage and retrieval systems without written permission of the publisher Galaxy is a registered trademark of Daktronics Inc All others are trademarks of their respective companie...

Page 3: ...ts 2 2 2 4 Lifting the Display 2 3 2 5 Display Mounting 2 4 2 6 Optional Temperature Sensor Mounting 2 4 Section 3 Electrical Installation 3 1 3 1 Common Connectors in the Display 3 1 3 2 Control Cable Requirements 3 3 RS232 3 3 RS422 3 3 Modem 3 3 Fiber Optic 3 3 Radio 3 4 3 3 RJ Connector Cables 3 4 Installing an RJ Connector 3 5 3 4 Conduit 3 5 3 5 Preparing for Power Signal Connection 3 6 3 6 ...

Page 4: ...ansformer and RFI Filter 4 4 Controller 4 4 Modules and Drivers 4 7 Power Supplies 4 8 Light Detector 4 9 Modem 4 9 Fiber Board 4 10 RS422 Surge Suppressor 4 11 Location of CAN termination Jumper 4 12 4 5 Ventilation Systems With Fans and Filters 4 13 4 6 Thermostats 4 14 4 7 Weather Stripping 4 14 4 8 Display Maintenance 4 14 4 9 Troubleshooting 4 15 4 10 Initial Operation Information 4 16 4 11 R...

Page 5: ...le with RJ Connectors 3 4 Figure 17 Wire with Outer Jacket Stripped 3 5 Figure 18 Opening the Display 3 6 Figure 19 Display Grounding 3 7 Figure 20 Installation with Ground and Neutral Conductor Provided 3 8 Figure 21 Installation with only Neutral Conductor Provided 3 9 Figure 22 Display Front View 3 10 Figure 23 RS232 Display Layout 3 11 Figure 24 RS232 J box to Controller Board 3 12 Figure 25 R...

Page 6: ...trol Corner Component Locations 4 8 Figure 39 Modem 4 9 Figure 40 Modem Signal 4 10 Figure 41 Fiber Optic Board 4 10 Figure 42 RS422 Surge Suppressor 4 11 Figure 43 Displays with No External Temperature Sensor 4 12 Figure 44 Displays with External Temperature Sensor 4 12 Figure 45 Quick Connect Boards 4 13 ...

Page 7: ...shooting addresses such things as removing basic display components troubleshooting the display performing general maintenance and exchanging display components Appendix A lists the drawings referenced within this manual Appendix B includes information on the signal converter Appendix C includes information on the Optional Temperature Sensor Daktronics identifies manuals by an ED number located on...

Page 8: ...wever from time to time certain display components will need replacing The Replacement Parts List in Section 4 11 provides the names and numbers of components that may need to be ordered during the life of the display Most display components have a white label that lists the part number The component part number is in the following format 0P _ _ _ _ _ _ _ _ component or0A _ _ _ _ _ _ _ _ multi com...

Page 9: ...e 5 network systems available RS232 RS422 modem fiber and radio Up to 240 displays can exist on one network RS232 Network RS232 EIA TIA 232 E is a standard communication interface that employs a single ended serial transmission scheme that uses a maximum cable length of 7 6 meters approximately 25 feet This interface was designed for computer communication at short distances The computer used will...

Page 10: ...155 x 20mm RGB Drawing B 184075 Daktronics AF 3155 Galaxy displays are designed and manufactured for performance reliability easy maintenance and long life The pixels have a 20mm center to center spacing and are lit using LEDs light emitting diodes A light sensor on the front of the primary display is used for automatic dimming of the LEDs based on the ambient light levels The configuration of pix...

Page 11: ...ics occasionally alters standard design to meet customer needs the actual display design may vary slightly from the illustrations below This is only a brief overview Refer to Section 4 for additional information on maintaining the various display components Com Port A COM port is a connector on the back of the control computer The COM port is used to control the display network through either a 9 ...

Page 12: ...of the LEDs Galaxy Daktronics trademarked name for LED monochrome tri colored or RGB matrix displays LED light emitting diode Low energy high intensity lighting units Louver Black plastic shade positioned horizontally above each pixel row The louvers increase the level of contrast on the display face and direct LED light Module 20mm Galaxy modules are 16 pixels high by 16 pixels wide Each is indiv...

Page 13: ... The signal converter is connected to the control PC via a straight through serial cable 1 5 Daktronics Nomenclature Figure 5 Module Numbering Example 48x160 Front To fully understand some Daktronics drawings such as schematics it is necessary to know how various components are labeled in those drawings This information is also useful when trying to communicate maintenance or troubleshooting effor...

Page 14: ... 7 Typical Label 0P _ _ _ _ _ _ _ _ indicates an individual circuit board such as the internal fiberboard 0A _ _ _ _ _ _ _ _ stands for an assembly such as a circuit board and the plate or bracket to which it is mounted W _ _ _ _ represents a wire or cable Note A collection of circuit boards working as a single unit may carry an assembly label Cables may also carry the assembly numbering format in...

Page 15: ...procedure for mounting the Galaxy displays The information contained in this section is general information only and may or may not be appropriate for your particular installation A qualified individual must make all decisions regarding the mounting of this display Read both the mechanical and electrical installation sections of this manual before beginning any installation procedures 2 2 Support ...

Page 16: ...tilation Requirements Reference Drawing Shop Drawing AF 3155 x 20mm RGB Drawing B 184075 Fans are mounted in the bottom of the display for ventilation Maintain a minimum distance of 3 7 62cm below the display to maintain proper airflow Refer to the Drawing B 184075 for additional information If the display cabinet is completely enclosed 12 square inches of unobstructed opening per module must be p...

Page 17: ... Figure 8 below illustrates both the correct left example and the incorrect right example method of lifting a display Lift the display as shown on the left with the lifting bar Use every lifting point provided Figure 8 Lifting the Display Correct Left Incorrect Right Do not attempt to permanently support the display by the eyebolts If removing the eyebolts adequately seal the holes using 13 bolts ...

Page 18: ...ing B 184075 for a suggested wall mount method The number of attachment points needed and the wall structure must be reviewed by a qualified structural engineer and meet all national and local codes It is the customer s responsibility to determine the proper wall mounting method and location Daktronics recommends using all clip angles as attachment points 1 Carefully uncrate the display Look each ...

Page 19: ...ebolts also decreases with the lift angle due the bending stress on the eyebolts In sum the smaller the angle between the cable and the top of the display the lighter the sign must be to safely lift it Do NOT attempt to lift the display when the lift angle is less than 30 degrees Horizontal Load Angle A A A A Angle Factor L H Line Weight Line Weight 90 1 00 θ θ θ θ Load Anchor Load Anchor 60 1 155...

Page 20: ...00 91 300 Blank 1 1 2 6 3 17 800 4 500 3 600 A Do not use eyebolts on angular lifts unless absolutely necessary For angular lifts the shoulder pattern eyebolt is preferred B Load should always be applied to eyebolts in the plane of the eye not at some angle to this plane C Shoulder eyebolts must be properly seated should bear firmly against the mating part otherwise the working loads must be reduc...

Page 21: ...ormation presents some common connectors encountered during display installation and maintenance Figure 9 Ribbon Cable Connector Figure 10 Termination Block 1 Ribbon Cable Connectors Figure 9 on the right illustrates a typical ribbon connector To disconnect the ribbon cable push the plastic clips on the sides out to unlock and remove the jack Before replacing a ribbon cable connector spray it with...

Page 22: ...are similar to the telephone connectors found in homes and are used on the ends of flat RJ11 cable In order to remove this plug from the jack depress the small clip on the underside of the plug Before replacing an RJ connector spray it with DeoxIT contact cleaner to remove any foreign matter that may cause signal problems In addition apply a generous amount of CaiLube protector paste to the plug b...

Page 23: ...conduit Inside buildings if cable is not in conduit keep away from interference signals With interference signals such as power conductors intercom etc typically a two foot separation is required The maximum length of an RS422 signal cable is 4 000 feet 1 22 km Modem The modem option will use standard telephone cable routed through conduit The local telephone company will need to assist in this in...

Page 24: ...nd LANs Figure 15 6 Conductor RJ11 Connector and Cable When the cable used in the network is a standard flat six conductor telephone cable standard flipped cable Refer to Figure 15 on the right This cable has one end that is the mirror image of the other end i e the cable is flipped Refer to Figure 16 on the following page for a standard flipped cable Notice below in Figure 16 that the color code ...

Page 25: ...or Finally the tool is squeezed like a pliers to crimp the connector onto the wire This completes the installation of an RJ connector onto the wire 3 4 Conduit Reference Drawings Shop Drawing AF 3155 x 20mm RGB Drawing B 184075 Daktronics does not include the conduit Refer to Drawing B 184075 for approximate locations for power and signal conduit Separate conduit must be used to route Power Signal...

Page 26: ...roller and power termination box for these displays in the Component Layout Drawings 4 The controller receives the incoming signal and relays it to the individual modules Figure 18 Opening the Display 5 Route power to the display through a fused disconnect switch capable of opening all ungrounded power conductors Install this disconnect within the line of sight of any personnel performing maintena...

Page 27: ...power installation Grounding This sign is intended to be installed in accordance with the requirements of Article 600 of the National Electrical Code and or other applicable local codes This includes proper grounding and bonding of the sign Displays must be grounded according to the provisions outlined in Article 250 of the National Electrical Code Daktronics requires a resistance to ground of 10 ...

Page 28: ...grounding electrode should be installed within 25 feet of the base of the display The grounding electrode must be connected to the ground terminal in the display panel board Power Installation There are two considerations for power installation installation with ground and neutral conductors provided and installation with only a neutral conductor provided These two power installations differ sligh...

Page 29: ...ncoming power is connected within the power termination enclosure Complete the following steps to terminate the hot and neutral wires at the termination block within the enclosure Refer to the display Schematic for your size display 1 Access the enclosure by removing the left bottom two modules as described in Section 3 5 2 Route the power cables through the power conduit in the rear of the sign a...

Page 30: ...the disconnecting means within view while working on the display Exception Disconnecting means that are capable of being locked in the open position may be located elsewhere 3 7 Signal Termination from Computer to Display Note The AF 3155 is designed for quicker connection to other displays and to additional components such as the temperature sensor or a radio Connection of the control equipment t...

Page 31: ...ugh conduit Do not run signal and display power through the same conduit 1 If using a quick connect cable connect from the J box to the RS232 jack J33 on the back of the primary display 2 When connecting directly to the display terminate the 2 conductor shielded cable to the terminal block in the J box and the other end to the 6 position terminal block on the controller labeled RS232 IN TB1 Drawin...

Page 32: ...display In either case the cable from the signal converter to the surge board must be routed though conduit Do not run signal and display power through the same conduit Refer to Figure 25 and Drawing A 174135 for the system layout 1 If using a quick connect cable terminate the 4 conductor shielded cable at the signal converter and to the surge board in the junction box A quick connect cable will t...

Page 33: ...Figure 25 RS422 Display Layout Figure 26 Signal Converter to Surge Suppresser Electrical Installation 3 13 ...

Page 34: ...lay requires the use of an internal or external modem at the computer and another modem in the display The local phone company must provide a dedicated phone line to the display and identify the colors used by the Tip wire and by the Ring wire The telephone cable is run to the modem board in the display or is connected to a junction box with a quick connect plug that connects to the display The ph...

Page 35: ...number 0A 1137 0160 can be connected from the box to the J5 Phone IN on the modem board in the display Drawing B 177662 and Figure 28 shows the terminal block wiring 3 A 8 conductor cable with RJ45 connectors Daktronics part number 0A 1229 0054 relays the signal from J6 RS232 Out on the modem to J3 RS232 IN on the controller Figure 28 Modem Signal Connections Note The jumper on the controller boar...

Page 36: ...9 and Drawing A 174135 for the system layout 1 If using a quick connect cable connect the two fiber cables to J5 and J4 on the fiberboard in a junction box The quick connect cable will connect to the RS232 jack J33 on the back of the primary display 2 When connecting directly to the fiberboard in the display route the cable to the fiberboard and connect the two fibers to J5 and J4 Always connect t...

Page 37: ...al Connections Signal Converter to Display Fiber Board Signal Converter Field Cabling Display Fiber Board J2 Transmit TX1 Color varies J5 Receive RX2 J3 Receive RX1 Color varies J4 Transmit TX2 Electrical Installation 3 17 ...

Page 38: ... radio enclosure and a quick connect plug is terminated at the other end of the cable The quick cable connects to the primary display Figure 31 Radio Display Layout 1 Connect the DB9M to DBF serial cable from the computer s serial port to the J box labeled V1500 PC Connect Connect the 18 AWG 6 conductor cable from the J box at the computer to the Server radio The distance from the J box to the Ser...

Page 39: ...apart for the quick connect interconnect cable to reach use a 4 conductor shielded cable more conductors or a second cable may be required if also using a temperature sensor One end will connect at the RS422 OUT 6 position terminal block TB3 on the controller of the first display and the other end of the cable will terminate on the RS422 IN 6 position terminal block TB2 on the controller of the se...

Page 40: ... with four fibers is used in connecting two or more displays in the Fiber Interconnection method Connect the fiber cable to the fiber cards in the display as described in Drawing A 174344 and on the following table Always connect transmit to receive and receive to transmit Primary Data Out Field Cabling Secondary Data In J2 Transmit TX1 Color varies J5 Receive RX2 J3 Receive RX1 Color varies J4 Tr...

Page 41: ...llowing 1 Product Name Galaxy 2 Display Size Row x Column 3 Shading 32K RGB 4 Bootloader Version OS X XX 5 Firmware Number ED13305 6 Firmware Revision Rev X XX 7 Hardware Address HW XX 8 Software Address SW XX 9 IP Address 172 16 192 25 10 Subnet Msk 255 255 0 0 11 COM1 Configuration C1 V15 Modem C1 V15 If a Modem is present 12 Line Frequency CLK 60 Hz ...

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Page 43: ...ed only from the front of the display This section provides the following Galaxy display information Signal Routing Summaries provide a basic explanation of the way signal travels through the display Power Routing Summaries offer a basic explanation of the way power travels through the display Service and Diagnostics give instructions for removing various display components and explains the functi...

Page 44: ...les J11 through J18 provide signal out to J2 on the driver of the first row of modules in the display 4 Data exits at J1 and is relayed to J2 of the next driver board and so on traveling down the entire row of modules The drivers use this display data to control the LEDs 4 3 Power Summary Reference Drawing Schematic Power Supply Configurations Drawing A 183321 The power routing for the display can...

Page 45: ...t On the Schematics and Component Layout Diagrams the components are denoted as follows Component Denoted As Location Filter and Transformer 0A 1241 4005 Inside the power termination box Controller 0A 1229 0005 Depends on the size of the display usually behind the bottom left module or module one row above Modules Squares 0A 1266 2551 A101 through A309 Over entire face of the display includes driv...

Page 46: ...onnect all the wires using the display s Schematic as a reference RFI Filter The RFI electrical filters are mounted above and to the side of the power termination box Z1 and Z2 in Drawing A 129227 Like the transformer first removing all connecting wires and then releasing the attachment hardware can replace the filters Install the new filter using the display s Schematic as a wiring reference Cont...

Page 47: ...st be turned off and then turned back on to activate the test mode Complete the following steps to remove the controller from the display Tools required 1 8 hex wrench and 3 16 nut driver 1 Remove the module directly in front of the controller 2 Disconnect power from J5 3 Remove all power and signal connections from the board pushing apart the latches and carefully pulling them from the jack will ...

Page 48: ...eration DS1 Red CAN TxD Flashes when controller is transmitting CAN information DS2 Red CAN RxD Flashes when controller is receiving CAN information DS3 Red System Reset Off when controller is functioning properly Flashes at 1 5 second rate if controller is not resetting the watchdog timer DS4 Red Run A steady flash indicates the controller is running properly Normal flash rate is about once per s...

Page 49: ...olor Function Operation DS1 Green 5V On when 5V power supply is functioning DS2 Green 3 3V On when 3 3V power supply is functioning DS3 Yellow COM1 TxD Flashes when transmitting serial information DS4 Yellow COM1 RxD Flashes when receiving serial information Temp Light Sensor LED Color Function Operation DS1 Green 5V On when 5V power supply is functioning DS2 Red Run A steady flash indicates the c...

Page 50: ... The module latches must be fully engaged to create a watertight seal around the edge of the module The module should be firmly seated against the display when the latches are fully engaged Each module assembly is made up of a module housing containing LEDs and the driver and a louver assembly Power Supplies The LED power supplies are identified as assemblies 0A 1289 4013 and 0A 1289 4014 in the C...

Page 51: ...or the cable locations 3 The modem is held in place with four screws Remove the screws using a 3 16 nut driver and lift the modem out of the display 4 Follow these steps in reverse order to install a new modem The modem module has five LEDs 1 The Power LED should remain lit while power is applied to the modem 2 The modem RX and TX will flash when communicating 3 The Carrier Detect LED will light w...

Page 52: ...ve the module directly in front of the modem 2 Disconnect the power and signal connections refer to Figure 41 on the right for connection points 3 The fiber optic board is held in place with four 3 16 screws Carefully remove them 4 Install the new fiberboard replace the screws and reconnect power and signal cables Maintenance and Troubleshooting 4 10 ...

Page 53: ...out is using when the fiberboard is used in an enclosure RS422 Surge Suppressor Figure 42 RS422 Surge Suppressor To replace the RS422 surge suppression board Tools required 1 8 hex wrench and 3 16 nut driver 1 Remove the module directly in front of the surge board 2 Disconnect the signal connections refer to Figure 42 on the right 3 The surge suppressor is held in place with four 3 16 screws Caref...

Page 54: ...re Sensor In the case of those displays that utilize a temperature sensor the sensor is internally terminated Therefore only one other termination needs to be made at the output of the last sign in the network The most common input location for the temperature sensor is to the first display in the network Figure 44 Displays with External Temperature Sensor The terminating jumper W1 is located on t...

Page 55: ... hours a day and the power to the display is turned off when not in use 1 500 hours is equivalent to 62 days if the display is running non stop for 24 hours a day Each time a module is removed for whatever reason take a minute to inspect the fans Check the fan blades for dirt and debris If the fan blades have a large accumulation of dirt and debris this indicates that the filters must be changed m...

Page 56: ...mostats Reference Drawing Comp Layout Diagram Refer to Appendix A A thermostat controls when the ventilation fans are turned on in the display Refer to Figure 38 and the Component Layout Diagram for your display for the location of the thermostat The ventilation fans turn on when the inside of the display reaches 85 F 29 C and turn off at 70 F 21 C 4 7 Weather Stripping To ensure that the display ...

Page 57: ...sent common situations that may occur Symptom Condition Possible Cause Remedy One or more LEDs on a single module fail to light Replace check ribbon cables on the module Replace the module One or more LEDs on a single module fail to turn off Replace check ribbon cables on module Replace the module A section of the display is not working The section extends all the way to the right side of the disp...

Page 58: ... power on temp sensor Replace the temperature sensor Display is stuck on bright or dim Check Manual Auto dimming in Venus 1500 software Check light detector cable Check light detector for obstructions Replace the light detector Replace the controller 4 10 Initial Operation Information Every time the display is operated the display will run through an initialization in which it will display the fol...

Page 59: ...et 7 50 x 13 50 x 88 EN 1774 Fan 110 CFM 120V 60Hz 29 24 watt B 1006 Transformer Pri 115V Sec 10VCT 3A 120V Displays T 1119 Filter RFI Line 10 AMP 120 VAC Z 1007 Fan Finger Guard for B 1006 fan HS 1036 Modem Board 232 Coated 0P 1279 0003 Fiber Board RS232 to Fiber 12V 0P 1127 0024 Cable 18 RJ45 8 Cond Straight 0A 1229 0054 Surge Suppression Board 0P 1146 0031 Signal Converter RS232 RS422 0A 1127 0...

Page 60: ...tomers who follow the program guidelines explained below Please call the Help Desk 877 605 1113 if you have questions regarding the Exchange Program or any other Daktronics service When you call the Help Desk a trained service technician will work with you to solve the equipment problem You will work together to diagnose the problem and determine which replacement part to ship If after you make th...

Page 61: ...o offers a Repair and Return Program for items not subject to exchange Return Materials Authorization To return parts for service contact your local representative prior to shipment to acquire a Return Material Authorization RMA number If you do not have a local representative call the Daktronics Help Desk for the RMA This expedites repair of your component when it arrives at Daktronics Packaging ...

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Page 63: ...ayout AF 3150 16 32 48x64 20 Mono G2 Drawing A 178261 Comp Layout AF 3150 16 32 48x80 20 Mono G2 Drawing A 178262 Comp Layout AF 3150 16 32 48x96 20 Mono G2 Drawing A 178263 Comp Layout AF 3150 16 32 48x112 20 Mono G2 Drawing A 178264 Comp Layout AF 3150 16 32 48x128 20 Mono G2 Drawing A 178265 Comp Layout AF 3150 16 32 48x144 20 Mono G2 Drawing A 178266 Symbols AF 315 Component Layout Drawing A 1...

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