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AVM OVATION MA 8.3, Руководство по эксплуатации

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OVATION MA / SA 8.3

3

Getti ng star ted

6. RCA input (MA) / RCA inputs (SA) unbalanced
7. XLR input (MA) /XLR inputs (SA) balanced
8. Mains switch
9. Mains outlet
10. Speaker terminals
11. Configuration port (firmware updates)
12. Trigger input
13. Serial por t (RS232)

1.2.1 Pin assignment

Fig. 4. Pin assignment of XLR input(s)

1) Ground (GND)
2) Non inverting input POS (+)
3) Inverting input NEG (-)

Содержание OVATION MA 8.3

Страница 1: ...OVATION MA 8 3 SA 8 3 Operating Instructions ...

Страница 2: ...ith confirm that the unit to which this manual belongs fulfills the EC rules necessary to obtain the sign the necessary measurements were taken with positive results AVM Audio Video Manufaktur GmbH Daimlerstraße 8 76316 Malsch Germany www avm audio ...

Страница 3: ...ntelligent Remote 7 1 8 Firmware update 8 1 9 Connecting a preamplifier 9 1 10 Connecting loudspeakers 9 2 Basic operation 2 1 POWER button 13 2 2 DISPLAY button 13 2 3 Operation of the menu system 14 2 4 Display brightness 14 2 5 Display modes 15 2 6 Operating modes 15 2 7 Define load impedance 16 2 8 Set illumination 16 3 Appendix 3 1 Cleaning 17 3 2 Troubleshooting 17 3 3 Conditions of warranty...

Страница 4: ...box OVATION MA 8 3 Pair SA 8 3 Power cord in some countries Trigger plug s 3 5mm 1 2 Control and operating elements The numbers in the figures below mark the control elements They refer to the numbers in the text where the operation of the unit is described Fig 1 Front panel ...

Страница 5: ...Getting star ted 2 OVATION MA SA 8 3 1 Power button on off 2 Control LED 3 Display 4 Menu buttons soft keys a e 5 Display button Fig 2 Rear panel MA 8 3 Fig 3 Rear panel SA 8 3 ...

Страница 6: ...XLR input MA XLR inputs SA balanced 8 Mains switch 9 Mains outlet 10 Speaker terminals 11 Configuration port firmware updates 12 Trigger input 13 Serial port RS232 1 2 1 Pin assignment Fig 4 Pin assignment of XLR input s 1 Ground GND 2 Non inverting input POS 3 Inverting input NEG ...

Страница 7: ...at least 10 cm distance around the device to adjacent components or walls When placing the amplifier on a carpet make sure that the feet of the unit do not sink in if necessary underlay pucks and that the carpet pile does not seal the air slots in the floor Direct exposure to sunlight is not recommended because this will heat up the unit and may cause unwanted malfunctions ℹ NOTE The installed tra...

Страница 8: ...er socket 15 and plug it into a Schuko socket ℹ NOTE Keep the unit s switched off until all audio connections are made Also keep your loudspeakers disconnected when swit ching the unit on for the first time If the device is still cold after unpacking from transport place it in your listening room for about one hour without a mains connection so that it can adapt to the room temperature ℹ CAUTION I...

Страница 9: ...d from the mains To protect your device from damage unplug the device during a thunders torm or when you are away for a longer period of time or switch off the device with the mains switch 8 1 5 First start up ℹ NOTE If your power amplifiers are still cold after unpacking due to a previous transport place them in your listening room for at least one hour without mains connection so that they can a...

Страница 10: ...er cord 1 6 Connecting trigger inputs If you use a pre amplifier that is equipped with trigger out puts connect them to the trigger input s of your MA SA 8 3 11 which will automatically switch on and off together with your pre amplifier The pinning of the trigger outputs is described in section 1 6 Connecting trigger inputs 1 6 1 AIR Trigger AVM Intelligent Remote If you have connected a compatibl...

Страница 11: ...update with a special AVM dongle at the configuration port 11 The display 3 now shows the version number of the cur rently installed firmware in the left section under current On the right side the version number of the available update is shown under new With the menu buttons 4a and 4e you may select whether you would like to start the process UPDATE or cancel it EXIT After the update has been co...

Страница 12: ...es more effec tively than a RCA connection ℹ CAUTION Please make sure that either the RCA or the XLR cable is connected to the analog inputs Otherwise depending on the output impedance of the connected source device simulta neous assignment of the RCA 6 and XLR 7 connectors may result in unfavorable sound effects or even a short circuit 1 9 Connecting loudspeakers ℹ IMPORTANT NOTES on electrical s...

Страница 13: ... connecting the spea kers The red output terminals 10 must be connected to the red speaker terminals or to the speaker terminals marked with a plus sign On the SA 8 3 the right and left channels must have the same polarity of the loudspeakers for optimum sound reproduction If you are using banana plugs turn the outer parts of the speaker terminals tight to the right before plugging them in so that...

Страница 14: ...ayback less sensitive to interference If your loudspeakers react to cables that are too short with tight but too thin bass this may be due to the fact that those loudspeakers were designed to operate with long cables The cable is therefore a component of the crossover and has an effect on the bass reproduction As a result we recommend you use longer cables to operate such speakers In case of doubt...

Страница 15: ...Getting star ted 12 OVATION MA SA 8 3 ...

Страница 16: ...ifier needs a short amount of time to warm up the tube section The message tube warmup appears in the display Please wait until the entire waiting for tube warmup display changes completely from lower case to upper case characters The two analog transfor mers for the power amplifiers are then switched on and after checking that there are no errors the protective relay is relea sed a sequence of cl...

Страница 17: ...ation of the menu system To enter the menu press the middle menu button 4c The display 3 now shows the first menu item The current setting is highlighted by a frame You may change the setting by pressing the right menu buttons 4d 4e To access other menu items press the left buttons 4a 4b To exit the menu and save your settings press the middle menu button 4c If no button is pressed for more than 1...

Страница 18: ...s soon as an audio signal is detected from the preamplifier If no sig nal is detected for more than about 6 minutes the power amplifier switches back to standby mode trigger The switch on signal of a preamplifier with switching output activates the MA 8 3 SA 8 3 as soon as the preampli fier is activated If the preamplifier is switched off the output stage also goes into standby mode See also secti...

Страница 19: ...ss ℹ NOTE If you press the POWER button in one of the operating modes automatic trigger or remote the display shows this button is without function If you want to change this setting press the menu button 4c 2 7 Define load impedance Here you can adjust the impedance of the connected spea kers 2 4 8 Ohm This setting is used exclusively for cali brating the power display and has no effect on the po...

Страница 20: ...the housing during cleaning For safety reasons the power cord should also be disconnected before damp wiping Do not use solvents or abrasives as they may damage the surface or printing The plexiglas panel of the cover is very sensitive 3 2 Troubleshooting Often supposed defects can be traced back to operating errors Before you contact us about a defect please check the functions of your power ampl...

Страница 21: ...ts Check the connection cables between source and preamplifier and between preamplifier and power amplifier Check your speaker cables for an open or short circuit 3 2 3 Device does not switch on or switches to standby mode while listening to music This can happen if the power amplifier is in auto mode and you hear at a very low volume level In this case the signal voltage is not sufficient to trig...

Страница 22: ...s the interference as a music signal and therefore does not switch off the device Solution Position your cables in a different way so that no interference is interspersed Check the pin assignment of your balanced XLR cables see section 1 2 1 Pin assignment 3 2 5 Humming during music playback The cause is usually a ground loop caused by an antenna amplifier or cable Check whether the humming decrea...

Страница 23: ... the unit switches off Switch off the mains supply via the mains switch 8 Check your speaker cables for short circuits 3 2 8 The display shows INTERNAL FAILURE or DC on input and the device switches off Check to see if your preamplifier is outputting DC voltage some tube preamplifiers do this for a short time after powe ring on The MA 8 3 SA 8 3 was overmodulated due to heavy output levels In this...

Страница 24: ... correctly Abb 4 Bottom of the AVM fightcase Make sure the feet of the amplifier are correctly positioned 3 1 Conditions of warranty EC only If despite expectations a defect occurs that cannot be repai red by yourself or your dealer we undertake the repair of your unit free of charge for up to three years from date of pur chase The warranty covers the costs of material and working time transport c...

Страница 25: ...me responsibility for transport damage under any cir cumstances 5 A short description of the defect is to be included with the returned unit 6 In cases of doubt we reserve the right to request a copy of the bill of sale 7 We also reserve the right to levy a handling charge for items returned without good or valid reason or if the unit pro ves to be not defective PLEASE NOTE If you are returning th...

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