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WARNINGS

PRECAUTIONS

WARNINGS

Please read this manual carefully before using your 

ROY amplifier and observe all safety precautions

Keep this manual for future reference

Do not pour any liquids onto this device, or operate it in excessively humid conditions. 

Do not use or install this device near sources of excessive heat. Do not expose it to direct sunlight, or position it in a 

dusty environment without any form of protection. 

Ensure that the mains voltage does not exceed the value indicated on the back panel. 

Do not use this device if either the mains cable or its plug is not in perfect condition. (Replace if necessary.)

If the mains cable needs replacing, it must be done by an appropriately qualified person. The replacement cable must 

be exactly the same as the original. 

To avoid interference, do not use this device near power transformers, TVs, RF transmitters, electric motors or any 

other source of electrical energy.

Do not point a microphone towards any speakers as this could result in feedback (Larsen effect) and ultimate damage 

to your device.

Only use the original connection cables – if supplied with the device. Otherwise this could prove both costly and 

inconvenient.

To completely disconnect this device from the AC mains, remove the power cable plug from the mains socket.

When cleaning, do not use solvents (e.g acetone or alcohol). These could damage the external finish and the serigraphy.

Do not attempt to service this device. If any malfunction is detected, call the nearest technical assistance centre, or a 

specialist technical centre.

To maintain good ventilation, never cover or obstruct the heat sink with blankets, sofas or any other furnishings. 

Always leave sufficient clearance between the heat sink and any other surface.

No flammable sources, i.e. candles, should be placed on or near the device. 

This device should never be exposed to water, even in small amounts. No object containing liquids should be placed 

on or near the device.

This device should only be connected to a mains socket outlet that has a protective ground.

When using or installing this device, always make sure that the mains socket and the mains cable plug are easily 

accessible.

Содержание Arthur ART48 STEREO IN

Страница 1: ...ACOUSTIC FIDELITY arthur ART48 STEREO IN USER MANUAL Assembling instruction on ART48 L Rmast manual Version 2017 V2 ...

Страница 2: ...ould result in feedback Larsen effect and ultimate damage to your device Only use the original connection cables if supplied with the device Otherwise this could prove both costly and inconvenient To completely disconnect this device from the AC mains remove the power cable plug from the mains socket When cleaning do not use solvents e g acetone or alcohol These could damage the external finish an...

Страница 3: ... safety purpose of the polarized or grounding type plug A polarized plug has two bla des with one wider than the other A grounding type plug has two blades and a third grounding prong The wide blade or the third prong are provided for your safety If the provided plug does not fit into your outlet consult an electrician for replacement of the obsolete outlet 10 Protect the power cord from being wal...

Страница 4: ...s such as keyboards and Midi devices 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 1 2 9 9 9 9 9 9 9 9 9 9 9 9 R L 0 direct outs UNITY UNITY gain gain PFL L post pre Stereo Jack R L pre hi low BUS PFL AUX 3 AUX 2 AUX 1 all pots and sw itches in blu color all plugs and bus in red color Fader L ON post AUX 2 AUX 3 AUX 1 R L 48V Fader R ON PFL R AUX 2 AUX 3 AUX 1 gain 15dB t...

Страница 5: ...er advantage of these phone plugs is that you can connect an unbalanced music signal for example from a keyboard via a simple guitar jack Although this stereo input unit is intended to accommodate nominal line level signals the input amp s sensitivity can be adjusted from 15 dBu to 24 dBu using the GAIN knobs 4 Left and right input channels can be separately adjusted Furthermore by depressing the ...

Страница 6: ... of the Pre Post buttons 9 located near the respective AUX level controls If a button is not depressed orange light it means that the signal will arrive post fade When in this position the relevant auxiliary level will obviously be controlled by its level knob but the final outcome will also be influenced by the channel fader s position This is very useful when driving a reverb unit for example wh...

Страница 7: ...ed in this case the signal from the voice channel Note The PFL section still runs if the CHANNEL ON button is deactivated white light L R FADER SECTION 11 The channel fader and its associated functionality is probably the most important part of the output process In most cases the signal going through here will be mixed in the L R Master and will appear on the main L R outputs that drive the recor...

Страница 8: ... THE SCHERTLER NAME LOGO ARE REGISTERED TRADE NAMES TRADEMARKS OF SCHERTLER SA SWITZERLAND All SCHERTLER PRODUCTS ARE OF PROPRIETARY TECHNOLOGY AND COVERED BY ONE OF MORE WORLDWIDE PATENTS TECHNICAL SPECS Input impedance Maximum input level Maximum output level through L R Sensitivity accordingly to Gain Total Gain through L R Frequency response 3dB Low EQ High EQ Equivalent input noise EIN Distor...

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