APart PA240P audio amplifier
Contents
1. m C Dap C POWER AMPLIFIER c C Dap E POWER AMPLIFIER me 100Volt 100Volt PA 240P E The PA 240P is developed and manufactured by Audioprof NV Lanteernhofstraat 90 BE 2100 Deurne BELGIUM Tel 32 0 3 448 01 60 Fax 32 0 3 448 01 59 Mail info apart audio com Web www apart audio com OWNER S MANUAL a Ales r A nara eee r NANIA E D AAAI rier D EJE Sini Sa 58 Ose Ole i i ig Po a E Ui F As iUi RE g p i p FE E ES weet Ewe ESS FE EDR Ly w ES Bee SESE fee 5 fe 8 SAFETY INFORMATION LOQOQ0 100Volt 000001 Before using your PA240P take a few minutes to read these instructions carefully This little time can avoid a lot of headaches afterwards 1 2 10 11 12 13 14 15 Keep this manual for future reference Water and humidity are the biggest enemies of electric equipment Operating it under moist conditions can even be dangerous Clean only with dry cloth Do not operate near heaters or place it on other apparatus which produces a lot of heat Be sure your unit is always connected to the electrical safety earth Do not defeat the safety purpose of a grounding type plug If you have any doubt please consult your dealer or a qualified technician Take care for the power cord Never use a damaged power cord and install it in such a way that2. en the heatsink reaches a certain temperature INSIDE CONTROLS Inside settings should only be done by persons familiar to electrical equipment A Limiter active jumper Your PA 240P has been shipped with the limiter enabled see 3 The jumper is located on the inner front PCB B Power supply fuse inside the housing When this fuse blows replace it by the same type 20A quick blow When this happens frequently contact your nearest dealer PA 240P PROFESSIONAL PUBLIC ADDRESS POWER AMPLIFIER Congratulations You ve just purchased a High Quality APart amplifier The PA 240P is a professional PA amplifier for commercial and industrial applications He s able to drive 4 ohm or constant voltage loudspeaker lines 50 70 100V The amplifier has an input for back ground music with link through and a priority line input paging or evacuation messages which can be activated by means of a dry contact The volume of the program input can be set at the front and the volume of the priority input at the back of the amplifier When the priority input has been activated 24V DC output will be available to activate priority relays of loudspeaker attenuators or other devices The earth lift switch will help you to solve hum or buzz problems The PA 240P is meant to be used with preamplifiers such as the AP PM 7400MkII or AP PIR7600 or as an extension of the APart MA series via pre amp out 19 Brackets are shipped along with your amplifie
3. ervice centre First check whether you didn t use a quick blow fuse 11 Priority control connector a At this terminals 24V DC will be available max 0 6A from the moment the priority switch has been activated to activate priority relays of local volume attenuators or other devices b prior contact when you shorten these contacts the input of the priority line input will be activated See 11 c and 14 At the same time 24 V DC will be presented to terminals 11a c prior input here you can feed the audio source for paging emergency messages etc The signal should be at line level Please use a balanced shielded line cable Connect the HOT signal to the COLD to and the shield to G No microphones should be connected directly to this input without using a mic to line preamplifier This input is wired in parallel with prior input 14 so it can also be used to feed extra amplifiers 12 Emergency power supply speaker output connector a emergency power supply You can power the amplifier directly from a emergency battery or power supply with 24V DC 20A b speaker outputs For low impedance use COM and 4 Q Keep impedance above 4 Q For 50 70 or 100V speaker lines use COM and 50 70 or 100V terminals For 100V operation the total minimum impedance of the loudspeaker line has to be 42 Q For 70V operation the minimum impedance should be 20 42 Q and for 50V 10 42 ohm Don t mix the types of speaker connections Only
4. lipping This can be bypassed by qualified personnel only see jumper inside but voids the guarantee and the LED will continue to flicker This is NOT a clip indicator 4 Master level control Here you can set the desired volume of the signal presented to the program line input Most of the times this will be background music 5 Treble control Adjust the level as per your taste or needs Adding high frequencies gives brilliance to your sound High frequency feedback can be removed by decreasing treble The centre position gives you a flat response 6 Bass control Adjust as per your taste In reverberant rooms intelligibility can be increased by decreasing bass The centre position gives you a flat response 7 Prior LED This red LED will illuminate when the prior input has been selected by means of the priority input contact see 11b 8 Program LED This green LED tells you that the program input is active 17 10 12b 42a 9 Earth lift switch In case hum and buzz appears when a line source has been connected lifting the audio ground can be a solution Correct wiring can avoid this problem 10 Mains socket The unit can be connected to the mains circuit by a standard IEC type power cord This socket contains a 6 3AT slow blow fuse Use a screw driver to flip out the fuse compartment and to replace it by the same type When this fuse blows frequently you should check the speaker load or bring the PA 240P to a qualified s
5. no one can walk on it Only use accessories specified by the manufacturer Distorted sound indicates that operating conditions are bad Decrease the volume or switch off the unit Disconnect the unit from the mains power supply when you do not use it for a longer period or during lightning When smoke ore bad smell comes from your PA 240P switch off immediately and disconnect from mains This apparatus should only be serviced by qualified personnel If not the warranty might be void Do not remove the cover panel Removal of the cover will expose hazardous voltages We advise to use the back mounting holes as well certainly in mobile racks Do not block the air inlets at both sides of the amplifier and see that sufficient cool air can be supplied Please check the units condition after unpacking If the outside of the carton box has been damaged inform your shipper immediately CAUTION TO REDUCE THE RISK OF ELECTRIC SHOCK DO NOT REMOVE COVER OR BACK NO USER SERVICEABLE PARTS INSIDE SERVICING ONLY FOR QUALIFIED PERSONNEL PA 240P a Fh uarn ABS BS n i Ya tf TA mfp ARAME SF FT net Anges te EEI UU ETS AVP gpi UV Eh AVII 7 LOQONQDJ 100Volt 000001 TECHNICAL SPECIFICATIONS Type Output power capacity Frequency response Total Harmonic Distortion Signal to Noise Ratio Inputs Program Priority Speaker output Ohms Volts Additional outputs T
6. one at the time should be used Warning Don t mix up the two euroblock connectors for otherwise 100V might be fed into your preamplifier l DS PC power am MPLIFIER LQQQQQJ Sera pet it oe PETF EEG _ GRFUFEE POWER AMPLIFIER 00000 megan Pu ee 17 13 Priority volume control With this attenuator you can set the desired level of the line level signal inserted into the priority signal input 11c or 14 14 Priority input See 11c The connector to be used should be a XLR3 or 6 3mm stereo phone jack The wiring diagram has been printed at the back of your amplifier 15 Program input Here you can feed the line level signal of your program source In most of the cases this signal will come from a preamplifier or any other line source such as tuners etc The connector to be used should be a XLR3 or 6 3mm stereo jack The wiring diagram has been printed on the back of your amplifier The signal should be at line level Please use a balanced shielded line cable No microphones should be connected directly to this input without a preamplifier This input is wired in parallel with Link 16 16 Link output Use this input combojack to feed extra amplifiers For wiring and connectors see 15 17 Airflow output This airflow outputs should be kept free at all times To give the fan a longer life time he only starts running wh
7. one controls Bass Treble Controls Power supply consumption Dimensions Weight 240 watt power amplifier 240 watt RMS 35 Hz 22 kHz lt 0 5 1 KHz nominal power capacity gt 95 dB 0 dB 10k Balanced Link O dB 10k Balanced 4 Ohm 50V 70V 100V 24V priority output Max 0 6A 10 dB 100 Hz 10 dB 10 kHz 1 Priority volume control rear 1 Program volume control front 1 treble control 1 bass control 1 priority control 230V AC 45 50 Hz Max 500 VA 24V DC emergency supply 88 h x 430 w x 366 d mm Detachable 19 brackets not included 13 15 Kg WDant POWER AMPLIFIER WH 100Volt PA 240P 00000 T 2 2 POWER AMPLIFIER T 100Volt 000001 9 11a 11b 11 13 14 15 16 Parcs _ AM 1 Power switch To turn the power on and off 2 Overload indicator This red LED illuminates when one of the protections have been activated No sound will be heard anymore This will be in case of overheating being the result of drawing too much power from your amplifier or the impedance connected is below the load impedance 3 Level indicators clip limit The bottom LED will light green after powering on To work under normal conditions the volume indicator should be kept under OdB At 4dB a limiter will be activated This red LED indicates that the auto gain circuit reduces the level below c
8. r The PA 240P is the device to built larger professional industrial sound applications The PA 240P complies with the CE standards Other APart amplifiers and loudspeakers can be found at www apart audio com
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