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Troubleshooting

Amplifier Troubleshooting and Replacement

Tools Required:

#2 Phillips screwdriver, flathead screwdriver

1�

Remove one or more rear access doors using the flathead screwdriver.

2�

Locate the defective amplifier:

a�

Refer to

System Testing (p�17)

for basic amplifier troubleshooting, or refer

to the

Sportsound Amplifier Field Guide (DD3318172)

, available online at

www.daktronics.com/manuals

, for more detailed troubleshooting procedures.

b�

Once it has been determined that there is a defective amplifier, contact

Daktronics to order a replacement.

3�

Verify the new amplifier is the correct

replacement for the defective amplifier.

Check the label (

Figure 26

) on the new amplifier

to verify that the

Part Number

matches the table

below and that the

Config

matches the label on

the defective amplifier.

Product

Legacy Amp Part # New Amp Part #

Amplifier Label

Quantity

2000HD

A-2538*

A-3922601

AMP1 HFHF

A-2470*, A-2538*

A-3922601

AMP2–AMP6 MFHF 5

A-2470*, A-2538*

A-3922601

AMP7, AMP9 LFLF

A-2469*, A-2538*

A-3922601

AMP8, AMP10 LF

* These amplifiers will be replaced by the corresponding new amplifier part number.

4�

Remove the defective amplifier:

a�

Use a #2 screwdriver to remove the machine screws securing the amplifier.

b�

Carefully pull out on the amplifier, taking care not to break any cables inside the

cabinet. A flathead screwdriver may be needed to pry the amplifier loose.

c�

Unplug all power and signal cables.

d�

Unplug the 6-pin connector from the rear of the amplifier.

5�

Install the new amplifier:

a�

Verify existing weather stripping is present. If not, install new weather stripping.

b�

Verify all wires are still connected to the 6-pin connector and plug it into the rear

of the amplifier.

c�

Reconnect all power and signal cables.

d�

Position the amplifier and use a #2 screwdriver to reinstall the machine screws.

Be careful to not over-tighten the screws or the plastic hood could crack.

6�

Follow the

Sportsound Amplifier Field Guide (DD3318172)

to verify that the correct

firmware has been loaded by Daktronics Customer Service. All amplifiers present

should have the firmware verified and updated to the most current version available.

7�

Refer to

System Testing (p�17)

to verify replacement amplifier is working correctly.

Figure 26:

Amp Label

Содержание SPORTSOUND 1500HD

Страница 1: ...201 Daktronics Drive Brookings SD 57006 5128 www daktronics com support 800 325 8766 SPORTSOUND 2000HD AUDIO SYSTEM INSTALLATION MANUAL P1340 DD1798478 Rev 12 30 July 2021 ...

Страница 2: ...he 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 in a 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 ra...

Страница 3: ...Installation 8 Power Signal Connections 8 Power IN 9 Signal IN 10 Grounding 10 Lightning Protection 10 Fiber Conversion Box Connections 10 5 Maintenance 12 Grille Maintenance and Cleaning 12 Grille Mesh Replacement 12 6 Troubleshooting 15 Indicator Lights 17 Audio Control Rack 17 Fiber Conversion Box 17 System Testing 17 Driver Troubleshooting 17 Driver Replacement 19 High Frequency Driver A 2302 ...

Страница 4: ... Checking for Output Signal 25 Replacement Parts 25 Sound Cabinet 25 Fiber Conversion Box 25 7 Daktronics Exchange and Repair Return Programs 26 Exchange Program 26 Repair Return Program 27 Daktronics Warranty Limitation of Liability 27 A Reference Drawings 29 B Supplementary Manuals 43 C Daktronics Warranty Limitation of Liability 45 ...

Страница 5: ...uipment or allow it to get wet Always turn off and or unplug the control equipment when it is not in use This keeps equipment protected from power spikes and lightning Inspect equipment for shipping damage such as rattles and dents and verify that all equipment is included as itemized on the packing slip Immediately report any problems to Daktronics save all packing materials if exchange is necess...

Страница 6: ...act a Daktronics sales coordinator or project manager Daktronics Nomenclature Most components have a white label that lists the part number Figure 2 Part numbers will also appear on certain drawings If a component is not found in the Replacement Parts p 25 use the label to order a replacement Refer to Section 7 Daktronics Exchange and Repair Return Programs p 26 if replacing or repairing any compo...

Страница 7: ...ing Mesh Layout 2000HD Gen II DWG 983337 The grille of the cabinet consists of a woven flame resistant acoustical mesh The mesh can be printed in a variety of colors to display advertising sponsors or logo designs The printable area is 5 4 75 1645 mm high by 21 9 6 63 m wide Drivers Three different types of drivers also known as speakers are used in the sound cabinet Figure 4 12 381 mm low frequen...

Страница 8: ...alog backup signal This provides a redundant safety in case the fiber link to the sound cabinet is lost To go into analog backup mode simply turn the switch to the ANALOG position Refer to Fiber Conversion Box Connections p 10 for more information about the fiber conversion box Audio Control Rack The Sportsound 2000HD audio system is compatible with all Daktronics standard control racks Refer to t...

Страница 9: ...iate from attachment details specified on shop drawings Daktronics also assumes no liability for system damage or injury resulting from incorrect setup or lifting methods performed by non Daktronics employees Cabinet Installation Reference Drawings Shop Drawing Sound System 2000HD DWG 330901 Mechanical installation consists of lifting and mounting the Sportsound 2000HD cabinet onto an existing sup...

Страница 10: ...than 45 Exceeding load angles or weight limits could cause the bolts in the cabinet to buckle resulting in serious damage to the equipment or injury to personnel Also loads should be applied directly in the plane of the eyebolt as shown in Figure 8 Note Daktronics assumes no liability for damages resulting from incorrect setup or lifting methods Eyebolts are intended for lifting only Do not attemp...

Страница 11: ...e the cabinet has been mounted in place it may be necessary to adjust the direction of the speakers for the individual facility DWG 1023805 in Appendix A provides speaker aiming instructions as well as recommended angles to position the speakers based on the cabinet s location in relation to the seating area s ...

Страница 12: ...Signal Connections Reference Drawings System Riser 2000HD DWG 984140 System Riser Electrical Audio Notes DWG 985713 Schematic Control Enclosure Sound Cabinet 2000HD DWG 1082599 DWG 984140 details power and signal connections of the Sportsound 2000HD sound system To gain access to internal power and signal connection points open the far right rear access door Figure 9 Turn all latches a 1 4 turn us...

Страница 13: ...TRX1 T 1130 Analog Backup Connection From Fiber Conversion Box Figure 10 Sound Cabinet Control Enclosure Components Covers Removed Power IN The system requires three 3 20 amp 208 230 240 circuits 50 or 60Hz 2W GND Power wiring must be run in conduit up into the bottom of the sound cabinet and terminated at TBL2 Refer to Detail F of DWG 984140 A voltage surge protector part A 1129 is provided for a...

Страница 14: ...icable local and national codes Inspect and verify all grounding methods meet the provisions of all applicable local and national codes Proper grounding is necessary for reliable equipment operation and general electrical safety Failure to properly ground the sound system may void the warranty disrupt operation damage equipment and cause bodily harm or death Lightning Protection The use of a disco...

Страница 15: ...N From Source Figure 12 External Fiber Conversion Box Connections Analog Backup SWT2 To Control Enclosure Fiber Splice Point FPP1 To Fiber Splice Box Power Supply PWS1 A 2238 Media Converter FCC2 A 2580 Analog to Digital Converter ADC1 A 2898 Figure 13 Internal Fiber Conversion Box Connections Components Cover Open ...

Страница 16: ...logos are desired it may be replaced Only qualified sign companies should be used to replace the grille mesh Refer to DWG 983337 for mesh layout Contact Daktronics for mesh reordering 1 Remove Mesh Frame The front of the sound cabinet has a removable aluminum frame that secures the grille mesh Figure 14 Attach to both lifting points before removing mounting hardware Figure 14 Grille Frame Removal ...

Страница 17: ... with a series of tick marks printed on the front Figure 16 These tick marks indicate the location of the tension clips and mandrels a Place a mandrel smooth side up centered on the tick mark b Fold the mesh around the mandrel Ensure the groove in the mandrel is towards the inside of the mesh Figure 17 c Snap a tension clip over the mandrel and mesh Figure 18 Do not try to drive both ends of the c...

Страница 18: ...ne or two clicks h Work around the frame tightening down all the tension clips until all the wrinkles are removed and the mesh is properly taut Do not over tension This may cause damage to mesh graphics Apply just enough tension to achieve a smooth flat surface i Place the radius covers on the end of the mesh frame and tighten the set screws on the radius cover 4 Reattach Mesh Frame Safely lift me...

Страница 19: ...conversion box is unplugged from wall outlet or cable to audio control rack Plug in fiber conversion box power signal Analog signal out of the mixer is not being correctly converted to a digital signal Set the fiber box ANALOG BACKUP switch Figure 30 to ANALOG and see if problem goes away No fiber connection to cabinet fiber link down Verify the Port 1 100M LED on the media converter is solid gree...

Страница 20: ...Bring source level down below clip Bad driver or amplifier Perform a system check via Monitor Application Refer to System Testing p 17 Intermittent audio from audio cabinet Bad fiber connection Set the fiber box ANALOG BACKUP switch Figure 30 to ANALOG and see if problem goes away Amplifier modules are over driven into protect mode Reduce source output level Bad amplifier module Open CobraNet Disc...

Страница 21: ...Tone button for AMP1 and compare the Impedance value in ohms Ω to the reference ranges shown beneath the Channel 6 Repeat Step 5 for all remaining amplifiers If any impedance values are out of the reference ranges by half or double test the individual drivers connected to the suspect amplifier s Refer to Driver Troubleshooting p 17 Driver Troubleshooting Tools Required Multi meter 9V battery To ac...

Страница 22: ...rther troubleshooting of the system is required Note Daktronics speaker assemblies have drivers wired in parallel Use the following chart when measuring the DC resistance of a harness Refer to Figure 22 for harness connector pinout Harness Channel 1 Channel 2 Channel 3 Amp 1 Pins 2 3 2 1 Ω Pins 5 6 2 1 Ω Amp 2 Pins 2 3 3 2 Ω Pins 1 4 3 2 Ω Amp 3 Pins 2 3 3 2 Ω Pins 1 4 3 2 Ω Amp 4 Pins 2 3 3 2 Ω P...

Страница 23: ...y following Driver Troubleshooting p 17 4 Remove the bad driver s a Disconnect wires if not already done b Remove 4 threaded studs with the 10mm wrench c Pull off the bad driver Figure 23 5 Install replacement driver a Hand tighten shorter threaded end of studs into driver b Align driver with screw holes c Fasten nuts to 4 threaded studs with 10mm wrench d Reconnect wires making sure positive and ...

Страница 24: ...ooting p 17 4 Remove bad driver s a Disconnect wires if not already done taking note of positive and negative wire location b Remove 4 screws with 3 16 Allen wrench c Pull off bad driver Figure 24 5 Install replacement driver a Align driver with screw holes b Fasten 4 screws with 3 16 Allen wrench c Reconnect wires making sure positive and negative go to correct terminals 6 Reinstall internal spea...

Страница 25: ...s a Disconnect wires if not already done b Remove 8 screws with the 3 16 Allen wrench c Pull off the bad driver Figure 25 5 Install replacement driver a Align driver with screw holes b Fasten 8 screws with 3 16 Allen wrench c Reconnect wires making sure positive and negative go to correct terminals 6 Reinstall internal speaker cabinet s back panel a Align panel and fasten all screws with 5 32 Alle...

Страница 26: ...10 LF 2 These amplifiers will be replaced by the corresponding new amplifier part number 4 Remove the defective amplifier a Use a 2 screwdriver to remove the machine screws securing the amplifier b Carefully pull out on the amplifier taking care not to break any cables inside the cabinet A flathead screwdriver may be needed to pry the amplifier loose c Unplug all power and signal cables d Unplug t...

Страница 27: ... has power Refer to Figure 28 1 If this LED does not light Verify proper connections to power supply Red to V1 Black to V1 Verify power supply is supplying 24 VDC Try connecting power to V2 inputs Red to V2 Black to V2 and verify P2 lights Port 1 100M LED will light solid green to indicate a functional connection between the fiber box and control enclosure switch to switch Refer to Figure 28 2 If ...

Страница 28: ... left corner of the Ethernet port for LED identification Figure 29 1 Consistent flashing about 6 times a second Device has a CobraNet connection to amplifiers This is proper working state Intermittent flashing about 1 time per second or solid green light Connected to a switch but no CobraNet connection to amplifiers There must be a connection to continue troubleshooting No lights Not connected to ...

Страница 29: ...range Driver A 2305 12 Woofer A 2306 Industrial Media Converter Ethernet Switch 16 Port A 2466 Power Amplifier SP2 1200 1200 A 3922601 Transformer Audio Input 1 Channel T 1130 RFI Line Filter 20 Amp Z 1007 2000HD Mesh Replacement Kit 0A 1340 2032 Tension Clip w Mandrel HS 1613 Tensioning Tool TH 1175 Fiber Conversion Box Description Part Number 24 VDC Power Supply A 2238 Industrial Media Converter...

Страница 30: ...mer ID Number ______________________________________________________ To participate in the Exchange Program follow these steps 1 Call Daktronics Customer Service United States Canada 1 800 DAK TRON 325 8766 Outside the U S Canada 1 605 275 1040 2 When the new exchange part is received mail the old part to Daktronics If the replacement part fixes the problem send in the problem part being replaced ...

Страница 31: ...prevent damage during shipment Electronic components such as printed circuit boards should be placed in an antistatic bag before boxing Daktronics does not recommend using packing peanuts when shipping 4 Enclose name address phone number the case number a clear description of symptoms 5 Ship to Daktronics Customer Service Case 201 Daktronics Drive Dock E Brookings SD 57006 Daktronics Warranty Limi...

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Страница 33: ...sy SS1500HD SS2000HD DWG 374493 Harness MF Speaker Assy 1500HD 2000HD DWG 384426 Harness HF Speaker Assy SS2000HD DWG 384731 Shop Drawing Sound System 2000HD DWG 330901 Mesh Layout 2000HD Gen II DWG 983337 System Riser 2000HD DWG 984140 System Riser Electrical Audio Notes DWG 985713 Speaker Adjustment Chart 2000HD DWG 1023805 Schematic Control Enclosure Sound Cabinet 2000HD DWG 1082599 Audio Sport...

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Страница 35: ...ED ALL AMPLIFIERS WITH A 2538 IN APRIL 2014 REV DATE BY 07 17 OCT 17 CJB ADDING AMPLIFIER LOCATION NOTES AMPLIFIER MOUNTS IN TOP CUTOUT A 2482 AMP 3 A 2499 AMP 7 AMP 9 AMPLIFIER MOUNTS IN BOTTOM CUTOUT A 2482 AMP 4 A 2499 AMP 8 AMP 10 A 2482 A 2499 BOM TABLE ITEM QTY UNITS DAK PART DESCRIPTION PREFERRED MFGR PART 1 2 EA A 3922601 2CH AMPLFIER SPEAKERPOWER SP2 1200 1200 CN 2 6 EA A 2306 12 DRIVER E...

Страница 36: ... DATE BY 07 1 AUG 18 CJB 2CH AMP A 2538 TO A 3922601 SEE REV 06 FOR EARLIER REVISION HISTORY 6 5 2 1 4 REAR VIEW WIRE EXITS PIN 2 CH1 RED PIN 3 CH1 BLK PIN 1 CH2 BLK PIN 4 CH2 RED A 2483 A 2500 BOM TABLE ITEM QTY UNITS DAK PART DESCRIPTION PREFERRED MFGR PART 1 1 EA A 3922601 2CH AMPLFIER SPEAKERPOWER SP2 1200 1200 CN 2 4 EA A 2305 8 SEALED BACK DRIVER RCF MR8N301 3 1 EA P 1348 6 PIN MATE N LOK PL...

Страница 37: ...N PLUG TO FIRST DRIVER CONNECTION BY CABINET MANUFACTURER PIN 2 CH1 RED PIN 3 CH1 BLACK 2 A 2501 BOM TABLE ITEM QTY UNITS DAK PART DESCRIPTION PREFERRED MFGR PART 1 1 EA A 3922601 2CH AMPLFIER SPEAKERPOWER SP2 1200 1200 CN 2 8 EA A 2302 1 4 EXIT COMPRESSION DRIVER B C DE610 16 3 1 EA P 1348 6 PIN MATE N LOK PLUG TYCO 1 480704 0 4 4 EA E 1060 PIN MATE N LOK UMNL TYCO 350922 3 5 128 IN 16 AWG RED 6 ...

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Страница 39: ...S CONCEALED FASTENER 0 063 ALUMINUM PANELS ATTACHED ON SIDES AND BACK 0 125 ALUMINUM PANELS ATTACHED TO TOP OF CABINET 22 0 6706mm OVERALL 0 1 3 8 35mm SIDE BORDER TYP 0 3 5 8 93mm TOP BORDER 10 5 3 8 3185mm FRONT LIFT EYES 0 3 5 8 91mm BTM BORDER 11 2 1 8 3407mm REAR LIFT EYES W O MESH GRILLE 6 0 1829mm OVERALL 0 0 3 4 19mm DOOR 5 4 7 8 1648mm 5 4 7 8 1648mm 5 4 7 8 1648mm 5 4 7 8 1648mm DIM A SE...

Страница 40: ...CONCEPTS EXPRESSED AND DETAILS SHOWN ON THIS DRAWING ARE CONFIDENTIAL AND PROPRIETARY DO NOT REPRODUCE BY ANY MEANS WITHOUT THE EXPRESSED WRITTEN CONSENT OF DAKTRONICS INC COPYRIGHT 2011 DAKTRONICS INC BROOKINGS SD 57006 DO NOT SCALE DRAWING PROJ DAKTRONICS AUDIO SYSTEMS TITLE MESH LAYOUT 2000HD GEN II DESIGN KSCHNABEL DRAWN KSCHNABEL DATE 19 JUN 13 SCALE 1 25 SHEET REV JOB NO FUNC TYPE SIZE 98333...

Страница 41: ... PER LINE SYSTEM VOLTAGE NUMBER OF POLES WIRES GND TOTAL POWER REQUIREMENTS CIRCUIT 2 208 230 240 2 2 3340W 16A MAXIMUM WATTS AMPERES PER LINE SYSTEM VOLTAGE NUMBER OF POLES WIRES GND TOTAL POWER REQUIREMENTS CIRCUIT 3 208 230 240 2 2 2500W 12A CAB1 DETAIL G A 1129 SURGE SUPPRESSOR DETAIL B FIBER PATCH PANEL TERMINATION DETAIL F TB 1184 POWER TERMINATION GROUND BLU ORG GRN BRN SLT WHT SIGN LOCATIO...

Страница 42: ......

Страница 43: ......

Страница 44: ...O NOT REPRODUCE BY ANY MEANS WITHOUT THE EXPRESS WRITTEN CONSENT OF DAKTRONICS INC OR ITS WHOLLY OWNED SUBSIDIARIES COPYRIGHT 2016 DAKTRONICS INC USA THIRD ANGLE PROJECTION BH REV TITLE PROJECT INCHES MILLIMETERS DESIGN SCALE DIM UNITS DATE SHEET DO NOT SCALE DRAWING FUNC TYPE SIZE DRAWN JOB NO SPORTSOUND SYSTEMS SCHEMATIC CONTROL ENCLOSURE SOUND CABINET 2000HD DSAND 26 JAN 12 P1340 F 03 B NONE DS...

Страница 45: ...UMPER WIRES L W 1054 22AWG BLACK JUMPER WIRES M N W 1615 22AWG AUDIO 1 PAIR W 1080 14AWG GREEN YELLOW W 1080 14AWG GREEN YELLOW DATE REV BY 02 24 JUN 13 CJB UPDATED WIRING WIRE C N INCLUDED IN 0A 1534 0077 THE CONCEPTS EXPRESSED AND DETAILS SHOWN ON THIS DRAWING ARE CONFIDENTIAL AND PROPRIETARY DO NOT REPRODUCE BY ANY MEANS WITHOUT THE EXPRESS WRITTEN CONSENT OF DAKTRONICS INC OR ITS WHOLLY OWNED ...

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Страница 47: ... When viewing a digital copy of this manual from www daktronics com manuals click on the appropriate manufacturer link below to view a component s manual If the link is broken visit the manufacturer s website or perform a web search for the component model number Component Model Number Manufacturer Manual s Media Converter Ethernet Switch EDS 205A M ST Moxa www moxa com Installation Guide Analog t...

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Страница 49: ...Daktronics Warranty Limitation of Liability 45 C Daktronics Warranty Limitation of Liability This section includes the Daktronics Warranty Limitation of Liability statement SL 02374 ...

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Страница 51: ...ty per Incoterms 2020 otherwise End User shall pay transportation charges to return the Equipment back to the End User and such Equipment shall be shipped Ex Works Daktronics designated facility per Incoterms 2020 All returns must be pre approved by Daktronics before shipment Daktronics shall not be obligated to pay freight for any unapproved return End User shall pay any upgraded or expedited tra...

Страница 52: ... Daktronics or M paint or refinishing the Equipment or furnishing material for this purpose 3 Limitation of Liability A Daktronics shall be under no obligation to furnish continued service under this Warranty if alterations are made to the Equipment without the prior written approval of Daktronics B It is specifically agreed that the price of the Equipment is based upon the following limitation of...

Страница 53: ...ration of this warranty Alternatively an Extended Service Agreement may be purchased in conjunction with this Warranty for extended additional services For further information contact Daktronics Customer Service at 1 800 DAKTRONics 1 800 325 8766 Additional Terms applicable to sales outside of the United States The following additional terms apply only where the installation site of the Equipment ...

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