APart SBR160 AV receiver
Contents
1. D C E P E SOUNDBLOCK with extra features OPTIONS D o a D E SOUNDBLOCK with extra features SPECIAL FEATURES e MB19 4 unit high 19 rack chassis up to 6 modules Remote power ON e MB BL Front Rear blindpanel set for the empty spaces e MB AC Short AC power cord linking cable 230 Vac e BUZZ STOP II to avoid ground loops x AM MTOP 2 pole Euro Block connector If a DC voltage 5 24 Volt is apllied the amplifers switches ON Caution e When connecting the DC voltage take care of the correct polarity e Switch the remote power switch 13 to the left position 5 24V e Switch the frontal power switch 7 in the ON position 3 pole Euro Block connector _T Volume UP O O gi _T Volume DOWN DOWN O Py COM e The up down switch can be any kind of switch you like However DO NOT apply any external voltage e A built in limiter will prevent excessive RMS clipping _Set Jp4 Left channel and Jp3 Right channel to activate this limiter function e The turning speed of the cooling fan is related to the temperature of the amplifier When the amplifier is cold it s normal that the fan doesn t turn Only if a lot of output power is requested the fan will turn Technical specifications SBR160 Power Rated Max 2 ohm NOT ALLOWED 4 ohm 2 X 80 120 Watt 8 ohm 2 X 60 90 Wait Inp2. D SOUNDBLOCK with extra features D C 2 P C sounnetock with extra features SBR 160 gt BR 160 mew OWNER S MANUAL rape SOUNDBLOCK with extra features 4A 1 Protection Led The Protection Led illuminates RED when the amplifier is overheated or when a shorted load or DC is detected on the_amplifier output The amplifier shall reset itself when the problem is solved 2 Signal LED indicator L amp R These LED s will light up green when the input detects audio signal 4 3 Peak LED limiter L amp R These red LED s illuminates if the input signal of the amplifier to high Occasional blinking of this LED is acceptable but if it remains on or more than intermittently then you should lower the input level or reduce the_output level of the preceeding component to avoid audible distortion A built in limiter will prevent excessive RMS clipping Set Jp4 Left channel and Jp3 Right channel to activate this limiter function Please contact a qualified technician 4A Level control L amp R This volume knob is used to adjust the level of the output to the speakers This control operates before the up down remote volume So the volume 4B Tone controls With these tone controls you can adjust the sound response of your system 4C Balance control You can adjus
3. he 2 screw terminals e switch in middle position AUTO The amplifier shall be activated when any audio signal is present at the input The sensitivity of this sensing circuit can be adjusted by the trimmer R160 inside by a qualified technican only When the audio signal is away then the amplifier will turn itself OFF after several minutes of silence e switch in right position ON The amplifier can be switched ON and OFF as usual namely by the frontal Power switch 7 14 Remote Volume control Screw connector for the connection of the remote volume control Fore more details see page 3 15 Loudness switch Push this button to to enhance the low amp high frequencies It s recommended to use this feature only at low power settings 4B SAFETY INFORMATION UIP aPC SOUNDBLOCK with extra features e Read all documentation before operating your equipment Retain all documentation for future reference e Save the carton and packing material even if the equipment has arrived in good condition Should you ever need to ship the unit use only the original factory packing e Do not spill water or other liquids into or on the unit e Make sure power outlets conform to the power requirements listed on the back of the unit e Do not use the unit if the electrical power cord is frayed or broken e Always operate the unit with the AC ground wire connected to the electrical s
4. ol to preset the max volume in each zone in this way the amplifier can t play louder using the remote volume control then the preset level on the front panel e The amplifier has a volume memory if you switch off the amplifier and back on the level will be the same as before e With this feature you can switch ON or OFF the amplifier from a distance using a low voltage power supply 5 24y pc Remote ON GND 9 a W o o E Hum amp Buzz 5 jai a a t a p he OE ia a If Hum or Buzz occurs when connecting different inputs then this is often caused by GROUND or EARTH LOOPS Inside you can disconnect Jp3 to break this ground loop Please contact a qualified technician to do this It s possible to parallel connect all the remote ON contacts In this way you can remote switch ON or OFF all the amplifiers in one time e You can use any DC power supply from 5 to 24Volt DC to switch ON the amplifiers e Remmeber to put the power switch 13 on the 5 24V position if you want to use the Remote ON feature e NOTICE watch the polarity of the DC signal when connecting the amplifiers
5. t the balance of the volume between your Left and Right channel 7 Power switch switch to ON position to turn power on and to OFF to turn power off SEE ALSO 13 8 Monitor Jack A stereo headphone can be inserted to this Jack for monitoring the amplifier output 9 Unbalanced input cinch L amp R Cinch RCA connectors for applying the input signal for the left and right channel 10 Speaker output terminals connecting the speaker system The minimum load is 4 ohms per channel of course higher loads are acceptable 4 ohm min 4 pcs of 16 ohm speakers wired in parallel or max 2 pcs of 8 ohm speakers wired in parallel Please note that 2 pcs of 6 ohm speakers wired in parallel are NOT allowed 11 AC outlet un switched AC input Use AC cord connect to the AC input to a AC socket Use the AC outlet to power other modules with the MB AC link cable or to other associated equipment AC voltage is always present as long as the amplifier is connected to the AC voltage source 12 AC fuse It the fuse is blown please disconnect the power cord and replace fuse by the same value 3 15 AT of the SLOW BLOW type If the fuse blows again then contact your dealer for further servicing 13 Remote Power on system All these features can be used only with the frontal Power switch 7 in the ON position e switch in left position 5 24V The amplifier shall be activated when an external control signal between 5 and 24 Vdc is applied on t
6. ut Sensitivity 0 775 Vrms MAX input level 14dBV Input impedance 20 Kohm Freq Response 15hz 30KHz Total harm distortion lt 0 03 Damping factor 4 ohm gt 400 Power consumption 300 VA MAX Dimensions H x W x D 70 X 140 X 335 MM Weight Net 2 8 Kg e Due to the built in limiter some values may differ from the specs listed above Due to our continuous research and development the product specifications may change without prior notice at any time L are ee L SOUNDBLOCK with extra features aa are BASIC connection of the amplifiers SOUNDBLOCK with extra features R Signal INPUT EMOTE VOLUME amp ON connection of the amplifier e With the REMOTE ON feature you can change the volume up and down The only thing s you need are two push button s and a 3 wire Remote VOLUME UP DOWN Power ___ 230V AC e Link the stereo input signal to all the amplifiers Connecting up to 6 amplifiers to one source g e cd player isn t a problem If you want to connect more then 6 amplifiers you need a pre amplifier Pm7400 MKII or other pro audio equipment REMOTE ON connection of the amplifiers It s possible to parallel connect all the remote volume contacts in this way you can change all the volumes in one time e The volume control knob on the front panel 4a is the master So you can use this contr
7. ystem ground e Have gain controls on amplifiers turned down during power up to prevent speaker damage if there are high signal levels at the inputs e Do not connect the inputs outputs of amplifiers or consoles to any other voltage source such as a battery mains source or power supply regardless of whether the amplifier or console is turned on or off e Power down amp disconnect units from mains voltage before making connections e Do not use the unit near stoves heat registers radiators or other heat producing devices e Do not block fan intake or exhaust ports Do not operate equipment on a surface or in an environment which may distort the normal flow of air around the unit If the unit is used in an extremely dusty or smoky environment the unit should be periodically blown free of dust e Do not remove the cover Removing the cover will expose you to potentially dangerous voltages e Do not drive the inputs with a signal level greater than that required to drive equipment to full output e Do not run the output of any amplifier back into another input e Do not ground the red output terminal never connect a red output terminal to another red output terminal e In case of mal function this device should be serviced by qualified service personnel only CAUTION TO REDUCE THE RISK OF ELECTRIC SHOCK DO NOT REMOVE COVER OR BACK NO USER SERVICEABLE PARTS INSIDE SERVICING ONLY FOR QUALIFIED PERSONNEL
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