USER MANUAL - phono
Contents
1. 4 20 STANDARD ld idf jo o 9IdP o JP20 CLOSED BRIDGED MODE ozar a o o Wd S 9 3 4 OPERATION MODE o 4 21 STANDARD 6 4 o o o 0 o 4 21 CLOSED BRIDGED MODE O 0 o JP15 CH1 CH2 OPERATION MODE x 3 STANDARD 1 BRIDGED MODE JP14 CH3 CH4 OPERATION MODE x STANDARD MODE BRIDGED MODE Page 12 DA 480 R User manual v 1 3 3 3 Volume remote control VCA There is one connector for each single channel on the amplifier back where connect a potentiometer to allow volume remote control VOLUME REMOTE CONTROL IN 4 CHANNELS AMPLIFICATION 123 LEVEL REMOTE REMOTE REMOTE REMOTE CH1 CH2 CH4 20 50 KQ LINEAR POT VOLUME REMOTE CONTROL IN 2 CHANNELS BRIDGED MODE AMPLIFICATION 123 49 44143 O CH1 2 20 50 13 DA 480 User manual 1 3 REMOTE CONTROL INTERNAL CONFIGURATION JUMPER 123 O O O O O O NORMAL 0 10V U U U U UU NN anan OO CO 0V y10V MIN MAX 1232. olar s 8 7H0E 035019 2 09 N3dO SSVd 86 0 45010 14009 N3dO 124146 NIVO ALIALLISN3S m aj 42 035010 14009 ngp 9 N3dO 193135 NIVO ALIALLISN3S LAdNI VHD 5 T 15 9O IVNV 29 E NYa 11094 IHO 838010 124 VOA VON 15 NOILV33dO daodrda 035019 0 JAON GYVONVLS NOILV33dO H9 LHO 319A9 H3MOd 0380 T0 WOW 3S 3 6 df N3dO TVINHON 13538 001 0 10 0 038010 814 001 0 0170 40 814 31915 VOA 095010 ON NadO 114 PHO EHD AV T33 LINV 095010 914 ON N3dO 914 HO LH9 17107 5 gt gt OOD 1 5 88954 gt gt gt 5 sersa uro NEAN BB aa YOSNAS
3. REVERSE 10 0 s s s sss DEFAULT NN CO CO 10V 0V MIN MAX Page 14 DA 480 User manual 1 3 4 Amplifier configurations 4 1 Fault signal FAULT TTL OUT CH3 CH4 TTL OUT CH1 CH2 OUT RELE CH3 CH4 OUT RELE CH1 CH2 DA 480 R There is a connector on the amplifier back for the amplified channels fault signal both with relay contact and TTL logic output If the amplifier is part of a safety or alarm system the DA480 R allows setting the relay contacts with reverse logic where contact is normally closed during regular operations and will be open in case of fault To enable this operating mode remove the cover and set the jumpers as hereinafter This function could be enabled only for the fault signal relay not for TTL outputs Page 15 DA 480 User manual 1 3 FAULT SIGNAL RELAY OUTPUT INTERNAL SETTING CHANNEL JUMPER CH1 CH2 bod o 9 4 1 2 o 8ld o o ZIdf o Qbdf CH3 CH4 O O o 64 o ol CH3 CH4 8 6ldf 8Ldf Qbdf Page 16 DA 480 User manual 1 3 4 2 RS485 Serial communication DA 480 R could be conn
4. 194130 ZHOE 035010 09 N3dO TWNOIS 193140 LNI IdS A 036019 N3dO SSVd H IH 193136 NIVO ALIALLISNSS m gj SSVd H IH ZHO 33 1N3S3Md I TWNSIS S34 1N3S3Nd TWNSIS 103130 SSVd H IH T3A31 ZHOE 495019 09 5894 m 835010 6 N3dO 194145 NIVO ALIALLISN3S LHO 4 SAOS ji 15 CHO LHO Page 28 DA 480 User manual 1 3 3SV1S WLISIG LAdLNO SEO IL dali uai EI 3dON daSqla8 eot ACOW 15 tlm NOILV H3dO PHO HD Qvo NI IdS TWLISIC 2 06 035019 2 09 N3dO SSVd Wad TWNOIS Wadd 193130 13441 55 lN3Sdd 5 AYJd 193130 LNI IdS y TWLISIC 13441 TWNOIS 193130 TWNOIS 193130 55
5. RS485 ADDRESS DS1 ON ID 1 DS2 ON ID 2 DS3 ON ID 4 054 ON ID 8 DS5 ON ID 16 ON ID 32 057 ON ID 64 058 ON ID 128 4 17 DA 480 User manual 1 3 RS485 BUS CONNECTION TERMINATION RESISTANCE When connected to 5485 bus should provided termination resistance at both ends of the line to avoid stationary waves creation ant to define line impedance also with no transmission DA 480 R has the termination resistance inside but it is disconnected To plug it in just short circuit A and T clamps as shown in the picture Page 18 DA 480 User manual 1 3 4 3 Input sensibility The amplifier has a circuit inside that allows selecting a different sensibility for the audio signal incoming to accept low output signal sources To enable a different sensibility remove the cover and set the jumpers as shown in the following picture INPUT SIGNAL SENSIBILITY SETTING WITHOUT JUMPER 7 5 7dBu WITH JUMPER 3 8dBu DEFAULT CH1 JP1 CH2 JP5 Res JP8 CH4 JP11 Page 19 DA 480 User manual 1 3 4 4 Hi pass filter The amplifier has inside an hi pass filter between the input signal section and the power amplification section independent for each channel this allow to directly drive the limited band speakers To enable the filter remove the cover and set the j
6. USER MANUAL DA 480 User manual 1 3 Warranty DA 480 R is covered by 24 month warranty on its electronics parts starting from the date of purchase This warranty becomes void in case of tampering with the device and in case of work carried out on it by people that were not authorized by the manufacturer or by authorized dealer Warranty conditions are those described in the Warranty Rules NOTE responsibility of the purchaser in case of repair under warranty the device must be packed in order to avoid damage during transport and shipped to the manufacturer together with all the accessories Warranty Rules 1 In order to exercise his warranty rights the purchaser must include with the device a copy of the evidence of purchase duly stamped by the dealer bill invoice The warranty lasts 24 months on the electronic parts The warranty is granted at the point of sale or it could be directly requested to the manufacturer The warranty only covers damage to the product which makes it work badly Work under warranty will only mean repairing or replacing free of charge any parts acknowledged being defective during manufacture or in their material including labour costs The warranty does not apply to damage caused by negligence or failure to comply with the instructions or damage caused by unauthorised people with a special reference to the external parts Also the warranty does not apply to d
7. JP16 JP17 JP18 JP19 JP20 JP21 DSt DS4 055 5 5 SIdNOO DA 480 User manual 1 3 031 SJTIOHLNODOMOIIA ag 50715 ADVLS WLIDSID TANNVHO Page 30
8. the garbage disposal service or the store where you bought the device Page 4 DA 480 User manual 1 3 2 Overview 2 1 Rear panel overview 1 2 3 4 1 2 3 4 9 6 WME 2 TTL m m se un m 4 lano Ce x a 4 2 0 4 G SPEAKER OUTPUTS we NP 2 2 th Y 1 4530 213 4 44 9 0 11 230VAC mains power connector use the appropriate supplied cable Protection fuse on mains power Mains power switch Forced ventilation fan power amplifier during regular operation needs suitable cooling that done natural or forced ventilation Device installation must allow holes that permit a regular air flow Air scoops are on the front panel air exit is from the rear panel In case of more amplifiers mounted on a single rack air exchange could be poor it s advisable in this case to provide forced ventilation to the rack too It s advisable that the ventilation take place with the air aspiration from the bottom and the air emission from the top of the rack 5 External volume adjustment potentiometers connector VCA 6 Fault output relay connector 7 Fault output TTL connector 8 RS485 serial connector 9 CH 1 2 3 4 input sensibility
9. ICATION INPUT CONNECTION BALANCED INPUT Pin 1 ground Pin 2 reversed phase signal Pin 3 in phase signal UNBALANCED INPUT Pin 1 ground Pin 2 ground Pin 3 in phase signal 20Kohm nominal impedance inputs Forunbalanced signals is mandatory to connect together pin 1 and 2 Page 10 DA 480 User manual 1 3 2 CHANNELS BRIDGED MODE AMPLIFICATION INPUT LEVELS ADJUSTMENT i Volume adjustment for the section is i made by the correspondent input i channel potentiometer BALANCED LINE INPUT de tds L d CH1 CH2 IMPORTANT e Adjust input sensibility until green LED lights If the LED becomes red input signal is Red Overload saturated this generates audio distortion to the output Green Signal Yellow Fault STANDARD BRIDGED MODE SETTING DA480 R has 4 independent channels divided into 2 sections CH1 CH2 and CH3 CH4 Such sections run in separate and independent channels mode or in BRIDGED mode that means that the same section channels are bridged Operating mode is set by jumpers that are into the amplifier TWO for each section that can be reached removing the 4 cover screws AN IMPORTANT such configuration 8 ohms is the minimum impedance e It s advisable to disconnect mains cable during mode setting operations to avoid damage to the amplifier Page 11 DA 480 User manual 1 3 CH1 CH2 OPERATION MODE
10. ION MODE STANDARD BRIDGED JP21 has to follow Bars Hure Huro HIGH 55 FILTER PEN 160Hz LOSED 30Hz Res J gt 3 JP9 JP10 4 JP12 JP13 ENSITIVITY GAIN INPUT PEN 5 7 400mV LOSED 3 8 dBu 1 2V 1 JP1 2 5 3 JP8 JP11 CAUTION RISK OF ELECTRIC SHOCK DO NOT OPEN Page 7 DA 480 User manual 1 3 3 Connections 3 1 4 channels configuration 4 CHANNELS AMPLIFICATION OUTPUT CONNECTIONS 1 CH2 CH3 CH4 AA Observe correct polarity in speaker connection to have output signals in phase with the input ones A IMPORTANT Do not connect outputs among them or to others amplifiers outputs Do not short circuit the outputs To connect the speakers use the appropriate cable section depending on the connection length Reduced section cables cause power loss along the line with consequently cable heating 4 CHANNELS AMPLIFICATION INPUT CONNECTIONS 123 BALANCED INPUT 1 Pin 2 reverse phase signal Pin 3 in phase signal 1 CH2 CH3 CH4 123 UNBALANCED INPUT 5 Pin 1 ground Pin 2 ground Pin 3 in phase signal J J 20Kohm nominal impedance inputs Forunbalanced signals is mandatory to connect together pin 1 and 2 Pa
11. adjustment potentiometers 10 CH 1 2 3 4 balanced input connectors 11 CH 1 2 3 4 power output speakers connector Page 5 DA 480 User manual 1 3 2 2 Front panel description c o lt a 9 Yellow 1 Power amps cooling grille 2 Device ON LED powered device 3 Three colour LED with indication purpose LED Description Indicating off input signal not present or too low green input signal present SIGNAL red input signal too high OVERLOAD yellow output channel fault FAULT 4 Power section cooling grille Page 6 DA 480 User manual 1 3 2 3 Power amp configurations general overview GND LIFT EH P4 OPEN LIFT CLOSED TO GROUND FAULT RELAY CH1ICH2 JP16 OPEN NO eld JP16 CLOSED NC FAULT RELAY 4 17 OPEN JP17 CLOSED NC VCA STATE MODE 18 OPEN NORMAL 0 10 0 100 JP18 CLOSED INVERTED 10 0V 0 100 FACTORY RESET JP19 NORMAL FUNCTION OPEN 19 RESET MOM CLOSED POWER CYCLE 1 2 FRONT PANEL LED MODE RS485 ADDRESS JP20 OPEN STANDARD MODE DS10N z ID 1 JP20 CLOSED BRIDGED MODE 052 ON ID 2 CH3 CH4 FRONT PANEL LED MODE 053 ON ID 4 JP21 OPEN STANDARD MODE 084 ON ID 8 P21 CLOSED BRIDGED MODE 055 ON ID 16 DS6 ON ID 32 057 ON ID 64 058 ON ID 128 CH1 CH2 OPERATION MODE STANDARD MODE gt BRIDGED JP20 has to follow CH3 CH4 OPERAT
12. allation 1 1 Introduction The power amplifier DA480 R has been developed to satisfy most of the professional audio installations and designed to provide performance with the best stability and reliability permitting a continued use without failure and without the need of maintenance The power stages circuitation is based on the new generation Class D technology that permit to obtain high quality performance low heat dissipation and that permit to keep distortion within a very small range also with a high power supplied Power supply circuit is switch mode with the benefit of high efficiency and reduced weight 1 2 Contents of the DA 480 R Contents of the DA480 R kit n 1 DA 480 R device n 1 user manual n 1 power supply cable 1 3 Safety rules Read carefully the following warnings to keep your and others safety for the right use of the device and to avoid warranty invalidation 1 Do not expose the device to rain or high humidity Protect the device from accidental liquid penetration if it happens stop using the device and apply to qualified or authorized personnel 2 Do not insert things into the device through the openings to avoid risk of fire or electric shock 3 Before connect the amplifier ALWAIS verify the ground connection as requested by the law 4 Disconnect the device from the light socket before make any operation for the internal device configuration 5 This power amplifier has been d
13. amage caused to the device by connection to unsuitable power sources The warranty does not cover parts that are subject to wear as a consequence of the use as well as the chassis if the material is not defective The warranty does not include transport costs which will be paid by the purchaser depending on way and time of transport The warranty expires 24 months after the purchase In this case service will be provided charging for the replaced parts labour costs and transport according to the current rates 10 case of any controversy the Court of Law of Venice has the exclusive jurisdiction Page 1 DA 480 User manual 1 3 SUMMARY 1 Installation 1 1 Introduction 1 2 Contents of the DA 480 R 1 3 Safety rules Overview 2 1 Rear panel overview 2 2 Front panel overview 2 3 Amplifier configurations general overview Connections 3 1 4 ch amplification 3 2 2 ch amplification BRIDGED 3 3 Remote volume control VCA Amplifier configurations 4 1 Failure signal FAULT 4 2 RS485 serial communication 4 3 Input signal sensibility 4 4 Hi pass filter 4 5 Ground lift 4 6 Factory reset Protections 5 1 Speakers protection 5 2 Thermal protection 5 3 Over current and short circuit protection Constant voltage outputs 100V 6 1 Connection to the AT 480 R Specifications 7 1 Technical features 7 2 Mechanical dimensions 7 3 Block diagram Page 2 DA 480 User manual 1 3 1 Inst
14. annel this allow to directly drive limited band loudspeakers To enable the filter lift the cover and set the jumpers as in the picture here below AT 480 R HI PASS FILTER SETTINGS WITHOUT JUMPER 160Hz CH1 JP2 2 JP6 JP7 IM M I pire JP9 JP10 JP12 JP13 Page 25 DA 480 User manual 1 3 Specifications 7 1 Technical features Mains power 230 Vac 50 60 Hz Consumption during standby 1 W Mains protection 3 1 retard fuse Output power per channel 80W 40 1kHz THD N 0 1 Output power BRIDGED mode 160W 80 1 kHz THD N 0 1 Frequency response 20 20 000 Hz 3dB Signal to noise ratio 102dB Harmonic distortion lt 0 1 Productivity 90 40 Input 20kohms Input sensibility 3 8dbu 1 2v e 5 7dbu 400mV Protections Overload Short circuit to ground Under voltage and over voltage DC Subsonic signals variable speed with temperature check Classification IP 30 in the strength of liquid and powders permeation Dimensions Weight 215x211x44mm 1 8Kg CEE directive compl
15. ected via serial port to an RS485 communication bus to be controlled by a master system or a computer Because of disturbs on the serial line coming from outside dysfunctions can occur to the master system with possible harms to the amplifier to avoid such troubles use the following precautions Do not put serial cables in the same pipe with power cables or hi voltage cables Keep safe distance from those cables at least 10 cm e Connect the cable screen to the ground at one end not both ends ground connection should not be made in the same point where hi voltage circuits are connected to the ground e Switch off the whole system before start wiring the serial lines also missing or parasite currents could damage the modules DA 480 R support multipoint serial communication with the RS 485 electric standard that allows to connect up to 32 amplifiers each one with its own address The address is a number that enables the master system to establish the communication with a specific DA 480 among the several ones connected to the same communication bus IMPORTANT during address setting attention to define more than module with the same number otherwise communication becomes confuse and irregular and exchanged data will doesn t make sense ADDRESS SETTING 5485 BUS 850 150 950 554 750 esad esa 15 CE Lm m Y CU mm Lm Lm ON NR
16. esigned and produced to operate ONLY with a 230 mains power 6 If the original power cord is waste or deteriorate replace it with a similar one 7 For speakers connections the use of cables with appropriate section and that meet the safety laws is suggested 8 Switch on the amplifier only after all the other components of the sound system have been connected and switched on to avoid hums and annoying noise from the speakers 9 Disconnect the device from the light socket before make cleaning operations Clean the device with a dry and soft cloth Do not use liquids or spray that can contain flammable elements Page 3 DA 480 User manual 1 3 10 Device handling must take place only when all the cables have been disconnected 11 Device maintenance must be done only by qualified personnel 12 For any requirement or technical information contact InOut or authorized personnel OBSOLETE DEVICES DISPOSAL This picture means that the device is European Directive 2002 96 compliant All electronic and electric devices should be disposed separately from the normal garbage by specific gathering plants designated by the government or by local authorities Correct disposal of obsolete devices of the accessories and especially of the batteries contribute to prevent possible negative consequences on human health and on the environment For detailed information on obsolete devices disposal contact the municipality
17. ge 8 DA 480 User manual 1 3 Input connections advices e Use only hi quality coaxial cables e Unbalanced connections must be as shortest as possible Do not put low level signal cables close to high level ones speakers cables or close to power cables This avoid induction noise introduction DO NOT CONNECT together input and output grounds to avoid ground loops Switch off the amplifier before make changes on connections Keep in mind that the system can give instant high power 4 CHANNEL AMPLIFICATION INPUT LEVEL ADJUSTMENT Level controls on rear panel i independent for each channel in i the section E CH2 CH3 4 N IMPORTANT 4 4 Adjust input sensibility until green LED lights on If the LED becomes red input signal is Overload saturated this generates audio distortion to the Signal ouput Yellow Fault Page 9 DA 480 User manual 1 3 3 2 2 channels amplification BRIDGED When section is used BRIDGED mode the two channels of the section bridged the internal jumpers must be set as indicated on page 12 2 CHANNELS BRIDGED MODE AMPLIFICATION OUTPUT CONNECTION SPEAKI UTPUTS 1 45532 3 4 4 e In case of BRIDGED mode use the outputs ground lifted also with signal not connect the negative pole to the amplifier chassis 2 CHANNELS BRIDGED MODE AMPLIF
18. iant Safety 2006 95 EC Electromagnetic compatibility 2004 108 Applied standards Safety z uu 60065 2002 1 2006 Audio video similar electronic apparatus Safety requirements Electromagnetic compatibility EN 55103 1 1998 Environment E2 Product family standard or audio video audio visual and entertainment lighting control apparatus for professional use Part 1 Emission EN 55103 2 1998 Environment E2 Product family standard or audio video audio visual and entertainment lighting control apparatus for professional use Part 2 Immunity C Manufactured by 1 out Noventa di Piave VE ITALY Page 26 DA 480 User manual 1 3 7 2 Mechanical dimensions out 4 Channel Power Amplifier 1234 B SS S Yellow 44mm Y lt 216mm 208mm 193mm s 40mm pu i 208mm 79mm lt 37mm lt Page 27 DA 480 User manual 1 3 7 3 Block diagram 39VvIS TVIIOIQ 1041 0 LAdLNO avol lvLIOId LNI 185 TWNOIS z L Coc 9 300W 15 ZH2 LHO
19. mperature reaches high levels the cooling fan will be activated with variable speed depending on the temperature In case the amplifiers reach the maximum allowed temperature the thermal protection will be activated and the involved channels will be deactivated switching them back on when an acceptable running temperature is reached This condition is indicated with a FAULT LED 5 3 Over current and short circuit protection The device has inside an high currents or output short circuit present protection circuit in those cases the involved channels will be switched off with FAULT LED indication Page 23 DA 480 User manual 1 3 6 Constant voltaqe outputs 100V 6 1 Connection to the AT 480 R For applications with constant voltage outputs DA 480 R can be connected to the AT480 R a multi channel audio transformer that assure a high passing band low distortion and complete galvanic insulation between audio source and the 100V speaker lines To connect the AT 480R to the DA 480 R use the cables included in the package as following s N 9 o 2 v LINE 1 2 LINE LINE 4 24 DA 480 User manual 1 3 IMPORTANT For applications with constant voltage outputs we suggest to enable the amplifier s internal hi pass filter for each ch
20. umpers as per the following scheme IMPORTANT To enable the filter use both jumpers for each channel HI PASS FILTER SETTING WITHOUT JUMPER 160Hz WITH JUMPER 30Hz DEFAULT CH1 JP2 JP3 ups Rue10 CH2 JP6 JP7 fluro 12 CH3 JP9 JP10 JP12 JP13 Page 20 DA 480 User manual 1 3 4 5 GROUND LIFT If there is low frequencies noise on the speakers due to ground loops it s advisable to set JP4 jumper to OPEN position that means to split audio ground from chassis ground GROUND LIFT CONFIGURATION 21 DA 480 User manual 1 3 4 6 FACTORY RESET The amplifier allows to reset all the parameters stored into the internal microchip to the original factory configuration to enable this function remove the cover and set JP19 jumper carrying out the procedure as following FACTORY RESET 3 POWER CYCLE Switch on the amplifier for 5 seconds with JP19 closed than switch it off Page 22 DA 480 User manual 1 3 5 Protections 5 1 Speakers protection DA 480 R ha an output protection relay that disconnect speakers in case of amplifier fault During boot the device makes a voltage test checks the optimal working of the power amplifiers and only after speakers connector relay will be enabled PEAKER OUTPUT misi 1 dn nrn 2 3 4 5 2 Thermal protection When the amplifier s internal te
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