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Arthur 4215/E2 User Manual

 

 

 

5

 

Important Safety Instructions

 

 

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Throughout this document, some aspects of operation that have a potential impact on safety or 

reliability are noted with the words “Warning” and “Caution”. Take particular care reading and 
understanding these items. Paragraphs marked with “Warning” explain safety measures req

uired to 

maintain your personal safety. Paragraphs marked with “Caution” pertain to danger to the 

equipment itself or to connected equipment. Please follow these precautions when using this 
product: 

1.

 

Read these instructions. 

2.

 

Keep these instructions. 

3.

 

Follow all instructions. 

4.

 

Heed all warnings. 

5.

 

Install in accordance with the manufacturer’s instructions.

 

6.

 

Use only attachments or accessories specified by the manufacturer. 

7.

 

WARNING: Dangerous voltage is inside this apparatus. Opening is only allowed by qualified 
service personnel. 

8.

 

WARNING: Do not defeat the safety purpose of the safety earth connection. Use a three-
prong power cord to ensure the product is connected to safety earth. If your outlet 

doesn’t 

allow safety earth connection, consult an electrician for replacement of the obsolete outlet. 

9.

 

WARNING: Connect only to an outlet whose voltage fits  within the range indicated at the 
back of the power amplifier. 

10.

 

Protect the power cord from being walked on or pinched, particularly at plugs, convenience 
receptacles, and the point where they exit from the apparatus. 

11.

 

Unplug this apparatus during lightning storms or when unused for long periods of time. 

12.

 

WARNING: Do not use this apparatus near water. Do not expose the apparatus to dripping or 
splashing. Do not place objects filled with liquids (flower vases, drink cans, coffee cups, etc) 
on the apparatus. Do not use this apparatus out of doors. 

13.

 

WARNING: Clean only with a dry, soft, lint-free cloth. Do not spray any liquid cleaner onto 
the cabinet, as this may lead to dangerous shocks or malfunction. 

14.

 

CAUTION: This unit runs slightly warm when operated normally. Operate in a normally 
ventilated area. 

Summary of Contents for Arthur 4215/E2

Page 1: ...Arthur 4215 E2 Stereo Power Amplifier User Manual PLEASE READ BEFORE OPERATING THE UNIT...

Page 2: ...mission is to bring to your ears the music as the artists wanted it to be Nothing is added nothing is removed This is achieved thanks to a careful selection of technologies rigorous processes during...

Page 3: ...Arthur 4215 E2 User Manual 3 History Version Date Content Autor R1 04 May 21 First version FJ R2 20 August 22 Add details about audiosense and gain setting FJ...

Page 4: ...ons 5 Connections Controls 7 Rear 7 Front 7 Set up 8 Installation 8 Connections 8 AC power input 8 Inputs connections 8 Outputs connections 9 Operation 10 Powering on and off 10 Front panel 10 Gain se...

Page 5: ...ons 2 Keep these instructions 3 Follow all instructions 4 Heed all warnings 5 Install in accordance with the manufacturer s instructions 6 Use only attachments or accessories specified by the manufact...

Page 6: ...that injury or damage will not result from cables pulling on the apparatus and its mounting 17 Refer all servicing to qualified service personnel Servicing is required when the apparatus has been dama...

Page 7: ...socket Matching IEC C13 plug 2 Mains power switch 3 Input B Audiosense XLR female 4 Output B 3 ways binding post 5 Output A 3 ways binding post 6 Input A XLR female 7 Gain setting switch High high ga...

Page 8: ...Connect a power cord with IEC C13 plug on amplifier side to the AC input socket 1 on the rear panel Do not connect the power cord until all the audio input and output connections have been made It is...

Page 9: ...r black binding Connect the speaker positive input to the amplifier black and red binding Instead of the usual L left and R right channels your amplifier references the channels with letters A and B O...

Page 10: ...ase On the amplifier is ready to play music Gain setting The purpose of the gain setting is to adapt the sensitivity of the amplifier to the preamp or DAC connected The theoretical way of setting the...

Page 11: ...ction Unplug the power cable from the Kaluga and try to power another device with it If this works please contact us The unit may need repair The unit responds as witnessed by lights and clicking rela...

Page 12: ...8 measured with 230V mains THD N 0 001 1 100W 20 20000Hz SNR 127 125 123 dB Low medium high gain Residual noise 17 22 28 V Low medium high gain Frequency response 0 60 kHz 0 3 dB Gain 12 8 20 8 27 2...

Page 13: ...em Value Comment Supply voltage 1 180 264 VAC 47 60 Hz Pending market Supply voltage 2 90 132 VAC 47 60 Hz Pending market Power consumption 1350 12 5 0 5 W Maximum idling standby Dimensions 224 x 80 x...

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